ccxt-pro 4.5.83

// PLEASE DO NOT EDIT THIS FILE, IT IS GENERATED AND WILL BE OVERWRITTEN:
// https://github.com/ccxt/ccxt/blob/master/CONTRIBUTING.md#how-to-contribute-code

#![allow(unused, non_snake_case, clippy::all)]
use crate::Value;
use crate::get_value;
use crate::runtime::*;
// Base methods are now trait methods (review #1: static dispatch). Bring the
// traits into scope so `self.market(...)`, `self.safe_market(...)`,
// `self.load_markets(...)`, … on this Core resolve to the base defaults.
use crate::exchange_generated::ExchangeBase;
use crate::exchange::ExchangeRuntime;
// Dynamic `this[method](...)` re-entries are emitted as
// `self.call_dynamic_checked(...)` (blanket-impl'd on every Core) so an
// unresolvable name raises NotSupported instead of yielding a silent Null.
use crate::exchange::CallDynamicChecked;
use crate::pro::*;


pub struct KrakenfuturesCore {
    pub parent: crate::exchanges::krakenfutures::KrakenfuturesCore,
}

impl KrakenfuturesCore {
    pub fn new(config: Option<crate::Value>) -> Self {
        let mut s = Self { parent: crate::exchanges::krakenfutures::KrakenfuturesCore::new(config) };
        s.init();
        s
    }

    pub fn init(&mut self) {
        let described = KrakenfuturesCore::describe(self);
        self.initialize_properties(described);
        <Self as crate::exchange_generated::ExchangeBase>::after_construct(self);
    }

    /// Compatibility no-op. The old pointer-based dispatch needed a post-move
    /// `bind()`; static trait dispatch (review #1) needs no binding, so this
    /// just exists so callers that still call it keep compiling.
    #[inline]
    pub fn bind(&mut self) {}
}

impl crate::exchange::DerivedExchange for KrakenfuturesCore {
    fn nonce(&self, ) -> crate::Value {
        crate::exchange::DerivedExchange::nonce(&self.parent)
    }
    fn parse_ticker(&self, ticker: crate::Value, market: crate::Value) -> crate::Value {
        crate::exchange::DerivedExchange::parse_ticker(&self.parent, ticker, market)
    }
    fn parse_trade(&self, trade: crate::Value, market: crate::Value) -> crate::Value {
        crate::exchange::DerivedExchange::parse_trade(&self.parent, trade, market)
    }
    fn parse_order(&self, order: crate::Value, market: crate::Value) -> crate::Value {
        crate::exchange::DerivedExchange::parse_order(&self.parent, order, market)
    }
    fn parse_market(&self, market: crate::Value) -> crate::Value {
        crate::exchange::DerivedExchange::parse_market(&self.parent, market)
    }
    fn parse_ohlcv(&self, ohlcv: crate::Value, market: crate::Value) -> crate::Value {
        crate::exchange::DerivedExchange::parse_ohlcv(&self.parent, ohlcv, market)
    }
    fn parse_order_book(&self, ob: crate::Value, symbol: crate::Value, ts: crate::Value, bk: crate::Value, ak: crate::Value, pk: crate::Value, ak2: crate::Value, ck: crate::Value) -> crate::Value {
        crate::exchange::DerivedExchange::parse_order_book(&self.parent, ob, symbol, ts, bk, ak, pk, ak2, ck)
    }
    fn parse_balance(&self, response: crate::Value) -> crate::Value {
        crate::exchange::DerivedExchange::parse_balance(&self.parent, response)
    }
    fn parse_position(&self, position: crate::Value, market: crate::Value) -> crate::Value {
        crate::exchange::DerivedExchange::parse_position(&self.parent, position, market)
    }
    fn parse_funding_rate(&self, rate: crate::Value, market: crate::Value) -> crate::Value {
        crate::exchange::DerivedExchange::parse_funding_rate(&self.parent, rate, market)
    }
    fn parse_deposit(&self, tx: crate::Value, currency: crate::Value) -> crate::Value {
        crate::exchange::DerivedExchange::parse_deposit(&self.parent, tx, currency)
    }
    fn parse_deposit_address(&self, depositAddress: crate::Value, currency: crate::Value) -> crate::Value {
        crate::exchange::DerivedExchange::parse_deposit_address(&self.parent, depositAddress, currency)
    }
    fn parse_last_price(&self, entry: crate::Value, market: crate::Value) -> crate::Value {
        crate::exchange::DerivedExchange::parse_last_price(&self.parent, entry, market)
    }
    fn parse_withdrawal(&self, tx: crate::Value, currency: crate::Value) -> crate::Value {
        crate::exchange::DerivedExchange::parse_withdrawal(&self.parent, tx, currency)
    }
    fn parse_ledger_entry(&self, entry: crate::Value, currency: crate::Value) -> crate::Value {
        crate::exchange::DerivedExchange::parse_ledger_entry(&self.parent, entry, currency)
    }
    fn parse_transfer(&self, transfer: crate::Value, currency: crate::Value) -> crate::Value {
        crate::exchange::DerivedExchange::parse_transfer(&self.parent, transfer, currency)
    }
    fn parse_currency(&self, currency: crate::Value) -> crate::Value {
        crate::exchange::DerivedExchange::parse_currency(&self.parent, currency)
    }
    fn parse_bid_ask(&self, bidask: crate::Value, price_key: crate::Value, amount_key: crate::Value, market: crate::Value) -> crate::Value {
        crate::exchange::DerivedExchange::parse_bid_ask(&self.parent, bidask, price_key, amount_key, market)
    }
    fn parse_open_interest(&self, interest: crate::Value, market: crate::Value) -> crate::Value {
        crate::exchange::DerivedExchange::parse_open_interest(&self.parent, interest, market)
    }
    fn parse_liquidation(&self, liquidation: crate::Value, market: crate::Value) -> crate::Value {
        crate::exchange::DerivedExchange::parse_liquidation(&self.parent, liquidation, market)
    }
    fn parse_funding_rate_history(&self, entry: crate::Value, market: crate::Value) -> crate::Value {
        crate::exchange::DerivedExchange::parse_funding_rate_history(&self.parent, entry, market)
    }
    fn parse_margin_modification(&self, data: crate::Value, market: crate::Value) -> crate::Value {
        crate::exchange::DerivedExchange::parse_margin_modification(&self.parent, data, market)
    }
    fn parse_account(&self, account: crate::Value) -> crate::Value {
        crate::exchange::DerivedExchange::parse_account(&self.parent, account)
    }
    fn parse_my_trade(&self, trade: crate::Value, market: crate::Value) -> crate::Value {
        crate::exchange::DerivedExchange::parse_my_trade(&self.parent, trade, market)
    }
    fn parse_transaction(&self, transaction: crate::Value, currency: crate::Value) -> crate::Value {
        crate::exchange::DerivedExchange::parse_transaction(&self.parent, transaction, currency)
    }
    fn parse_borrow_interest(&self, info: crate::Value, market: crate::Value) -> crate::Value {
        crate::exchange::DerivedExchange::parse_borrow_interest(&self.parent, info, market)
    }
    fn parse_adl_rank(&self, info: crate::Value, market: crate::Value) -> crate::Value {
        crate::exchange::DerivedExchange::parse_adl_rank(&self.parent, info, market)
    }
    fn parse_income(&self, info: crate::Value, market: crate::Value) -> crate::Value {
        crate::exchange::DerivedExchange::parse_income(&self.parent, info, market)
    }
    fn parse_greeks(&self, greeks: crate::Value, market: crate::Value) -> crate::Value {
        crate::exchange::DerivedExchange::parse_greeks(&self.parent, greeks, market)
    }
    fn parse_margin_mode(&self, margin_mode: crate::Value, market: crate::Value) -> crate::Value {
        crate::exchange::DerivedExchange::parse_margin_mode(&self.parent, margin_mode, market)
    }
    fn parse_conversion(&self, conversion: crate::Value, from_currency: crate::Value, to_currency: crate::Value) -> crate::Value {
        crate::exchange::DerivedExchange::parse_conversion(&self.parent, conversion, from_currency, to_currency)
    }
    fn parse_borrow_rate(&self, info: crate::Value, currency: crate::Value) -> crate::Value {
        crate::exchange::DerivedExchange::parse_borrow_rate(&self.parent, info, currency)
    }
    fn parse_leverage(&self, leverage: crate::Value, market: crate::Value) -> crate::Value {
        crate::exchange::DerivedExchange::parse_leverage(&self.parent, leverage, market)
    }
    fn parse_market_leverage_tiers(&self, info: crate::Value, market: crate::Value) -> crate::Value {
        crate::exchange::DerivedExchange::parse_market_leverage_tiers(&self.parent, info, market)
    }
    fn parse_deposit_withdraw_fee(&self, fee: crate::Value, currency: crate::Value) -> crate::Value {
        crate::exchange::DerivedExchange::parse_deposit_withdraw_fee(&self.parent, fee, currency)
    }
    fn parse_prediction_trade(&self, trade: crate::Value, market: crate::Value) -> crate::Value {
        crate::exchange::DerivedExchange::parse_prediction_trade(&self.parent, trade, market)
    }
    fn parse_prediction_order(&self, order: crate::Value, market: crate::Value) -> crate::Value {
        crate::exchange::DerivedExchange::parse_prediction_order(&self.parent, order, market)
    }
    fn parse_prediction_position(&self, position: crate::Value, market: crate::Value) -> crate::Value {
        crate::exchange::DerivedExchange::parse_prediction_position(&self.parent, position, market)
    }
    fn create_expired_option_market(&self, symbol: crate::Value) -> crate::Value {
        crate::exchange::DerivedExchange::create_expired_option_market(&self.parent, symbol)
    }
    fn sign(&self, path: crate::Value, api: crate::Value, method: crate::Value, params: crate::Value, headers: crate::Value, body: crate::Value) -> crate::Value {
        crate::exchange::DerivedExchange::sign(&self.parent, path, api, method, params, headers, body)
    }
    fn handle_errors(&self, code: crate::Value, reason: crate::Value, url: crate::Value, method: crate::Value, headers: crate::Value, body: crate::Value, response: crate::Value, request_headers: crate::Value, request_body: crate::Value) -> crate::Value {
        crate::exchange::DerivedExchange::handle_errors(&self.parent, code, reason, url, method, headers, body, response, request_headers, request_body)
    }
}

impl crate::exchange_generated::ExchangeBase for KrakenfuturesCore {
    fn call_dynamic<'a>(&'a mut self, method: &'a str, args: Vec<crate::Value>)
        -> std::pin::Pin<Box<dyn std::future::Future<Output = crate::Value> + Send + 'a>>
    {
        Box::pin(async move {
            match method {
                "authenticate" => self.authenticate(&args[..]).await,
                "get_message_hash" => self.get_message_hash(args.get(0).cloned().unwrap_or(crate::Value::Null), &args[1.min(args.len())..]),
                "handle_authenticate" => self.handle_authenticate(args.get(0).cloned().unwrap_or(crate::Value::Null), args.get(1).cloned().unwrap_or(crate::Value::Null)),
                "handle_error_message" => self.handle_error_message(args.get(0).cloned().unwrap_or(crate::Value::Null), args.get(1).cloned().unwrap_or(crate::Value::Null)),
                "handle_message" => { self.handle_message(args.get(0).cloned().unwrap_or(crate::Value::Null), args.get(1).cloned().unwrap_or(crate::Value::Null)); crate::Value::Null },
                "handle_order" => self.handle_order(args.get(0).cloned().unwrap_or(crate::Value::Null), args.get(1).cloned().unwrap_or(crate::Value::Null)),
                "parse_ws_my_trade" => self.parse_ws_my_trade(args.get(0).cloned().unwrap_or(crate::Value::Null), &args[1.min(args.len())..]),
                "parse_ws_order" => self.parse_ws_order(args.get(0).cloned().unwrap_or(crate::Value::Null), &args[1.min(args.len())..]),
                "parse_ws_order_trade" => self.parse_ws_order_trade(args.get(0).cloned().unwrap_or(crate::Value::Null), &args[1.min(args.len())..]),
                "parse_ws_position" => self.parse_ws_position(args.get(0).cloned().unwrap_or(crate::Value::Null), &args[1.min(args.len())..]),
                "parse_ws_ticker" => self.parse_ws_ticker(args.get(0).cloned().unwrap_or(crate::Value::Null), &args[1.min(args.len())..]),
                "parse_ws_trade" => self.parse_ws_trade(args.get(0).cloned().unwrap_or(crate::Value::Null), &args[1.min(args.len())..]),
                "subscribe_private" => self.subscribe_private(args.get(0).cloned().unwrap_or(crate::Value::Null), args.get(1).cloned().unwrap_or(crate::Value::Null), &args[2.min(args.len())..]).await,
                "subscribe_public" => self.subscribe_public(args.get(0).cloned().unwrap_or(crate::Value::Null), args.get(1).cloned().unwrap_or(crate::Value::Null), &args[2.min(args.len())..]).await,
                "subscription_exists_for_hash" => self.subscription_exists_for_hash(args.get(0).cloned().unwrap_or(crate::Value::Null), args.get(1).cloned().unwrap_or(crate::Value::Null)),
                "watch_balance" => self.watch_balance(&args[..]).await,
                "watch_bids_asks" => self.watch_bids_asks(&args[..]).await,
                "watch_multi_helper" => self.watch_multi_helper(args.get(0).cloned().unwrap_or(crate::Value::Null), args.get(1).cloned().unwrap_or(crate::Value::Null), &args[2.min(args.len())..]).await,
                "watch_my_trades" => self.watch_my_trades(&args[..]).await,
                "watch_order_book" => self.watch_order_book(args.get(0).cloned().unwrap_or(crate::Value::Null), &args[1.min(args.len())..]).await,
                "watch_order_book_for_symbols" => self.watch_order_book_for_symbols(args.get(0).cloned().unwrap_or(crate::Value::Null), &args[1.min(args.len())..]).await,
                "watch_orders" => self.watch_orders(&args[..]).await,
                "watch_positions" => self.watch_positions(&args[..]).await,
                "watch_ticker" => self.watch_ticker(args.get(0).cloned().unwrap_or(crate::Value::Null), &args[1.min(args.len())..]).await,
                "watch_tickers" => self.watch_tickers(&args[..]).await,
                "watch_trades" => self.watch_trades(args.get(0).cloned().unwrap_or(crate::Value::Null), &args[1.min(args.len())..]).await,
                "watch_trades_for_symbols" => self.watch_trades_for_symbols(args.get(0).cloned().unwrap_or(crate::Value::Null), &args[1.min(args.len())..]).await,
                // Go-style inheritance: an un-overridden method dispatches to the parent core.
                _ => crate::exchange_generated::ExchangeBase::call_dynamic(&mut self.parent, method, args).await,
            }
        })
    }
}
impl KrakenfuturesCore {
    /// Synchronous WS handler dispatch — routes a handler-name string (from the
    /// venue's handle_message dispatch table) to the real handler method.
    #[allow(dead_code, unreachable_patterns, clippy::all)]
    pub fn dispatch_ws_handler(&mut self, __name: &crate::Value, args: &[crate::Value]) -> crate::Value {
        let __n = match __name { crate::Value::Str(s) => s.as_ref(), _ => return crate::Value::Null };
        match __n {
            "authenticate" => { crate::exchange_stubs::enqueue_spawn("authenticate", args.to_vec()); crate::Value::Null },
            "get_message_hash" => self.get_message_hash(args.get(0).cloned().unwrap_or(crate::Value::Null), &args[1.min(args.len())..]),
            "handle_authenticate" => self.handle_authenticate(args.get(0).cloned().unwrap_or(crate::Value::Null), args.get(1).cloned().unwrap_or(crate::Value::Null)),
            "handle_balance" => { self.handle_balance(args.get(0).cloned().unwrap_or(crate::Value::Null), args.get(1).cloned().unwrap_or(crate::Value::Null)); crate::Value::Null },
            "handle_bid_ask" => { self.handle_bid_ask(args.get(0).cloned().unwrap_or(crate::Value::Null), args.get(1).cloned().unwrap_or(crate::Value::Null)); crate::Value::Null },
            "handle_error_message" => self.handle_error_message(args.get(0).cloned().unwrap_or(crate::Value::Null), args.get(1).cloned().unwrap_or(crate::Value::Null)),
            "handle_message" => { self.handle_message(args.get(0).cloned().unwrap_or(crate::Value::Null), args.get(1).cloned().unwrap_or(crate::Value::Null)); crate::Value::Null },
            "handle_my_trades" => { self.handle_my_trades(args.get(0).cloned().unwrap_or(crate::Value::Null), args.get(1).cloned().unwrap_or(crate::Value::Null)); crate::Value::Null },
            "handle_order" => self.handle_order(args.get(0).cloned().unwrap_or(crate::Value::Null), args.get(1).cloned().unwrap_or(crate::Value::Null)),
            "handle_order_book" => { self.handle_order_book(args.get(0).cloned().unwrap_or(crate::Value::Null), args.get(1).cloned().unwrap_or(crate::Value::Null)); crate::Value::Null },
            "handle_order_book_snapshot" => { self.handle_order_book_snapshot(args.get(0).cloned().unwrap_or(crate::Value::Null), args.get(1).cloned().unwrap_or(crate::Value::Null)); crate::Value::Null },
            "handle_order_snapshot" => { self.handle_order_snapshot(args.get(0).cloned().unwrap_or(crate::Value::Null), args.get(1).cloned().unwrap_or(crate::Value::Null)); crate::Value::Null },
            "handle_positions" => { self.handle_positions(args.get(0).cloned().unwrap_or(crate::Value::Null), args.get(1).cloned().unwrap_or(crate::Value::Null)); crate::Value::Null },
            "handle_ticker" => { self.handle_ticker(args.get(0).cloned().unwrap_or(crate::Value::Null), args.get(1).cloned().unwrap_or(crate::Value::Null)); crate::Value::Null },
            "handle_trade" => { self.handle_trade(args.get(0).cloned().unwrap_or(crate::Value::Null), args.get(1).cloned().unwrap_or(crate::Value::Null)); crate::Value::Null },
            "parse_ws_my_trade" => self.parse_ws_my_trade(args.get(0).cloned().unwrap_or(crate::Value::Null), &args[1.min(args.len())..]),
            "parse_ws_order" => self.parse_ws_order(args.get(0).cloned().unwrap_or(crate::Value::Null), &args[1.min(args.len())..]),
            "parse_ws_order_trade" => self.parse_ws_order_trade(args.get(0).cloned().unwrap_or(crate::Value::Null), &args[1.min(args.len())..]),
            "parse_ws_position" => self.parse_ws_position(args.get(0).cloned().unwrap_or(crate::Value::Null), &args[1.min(args.len())..]),
            "parse_ws_ticker" => self.parse_ws_ticker(args.get(0).cloned().unwrap_or(crate::Value::Null), &args[1.min(args.len())..]),
            "parse_ws_trade" => self.parse_ws_trade(args.get(0).cloned().unwrap_or(crate::Value::Null), &args[1.min(args.len())..]),
            "subscribe_private" => { crate::exchange_stubs::enqueue_spawn("subscribe_private", args.to_vec()); crate::Value::Null },
            "subscribe_public" => { crate::exchange_stubs::enqueue_spawn("subscribe_public", args.to_vec()); crate::Value::Null },
            "subscription_exists_for_hash" => self.subscription_exists_for_hash(args.get(0).cloned().unwrap_or(crate::Value::Null), args.get(1).cloned().unwrap_or(crate::Value::Null)),
            "watch_balance" => { crate::exchange_stubs::enqueue_spawn("watch_balance", args.to_vec()); crate::Value::Null },
            "watch_bids_asks" => { crate::exchange_stubs::enqueue_spawn("watch_bids_asks", args.to_vec()); crate::Value::Null },
            "watch_multi_helper" => { crate::exchange_stubs::enqueue_spawn("watch_multi_helper", args.to_vec()); crate::Value::Null },
            "watch_my_trades" => { crate::exchange_stubs::enqueue_spawn("watch_my_trades", args.to_vec()); crate::Value::Null },
            "watch_order_book" => { crate::exchange_stubs::enqueue_spawn("watch_order_book", args.to_vec()); crate::Value::Null },
            "watch_order_book_for_symbols" => { crate::exchange_stubs::enqueue_spawn("watch_order_book_for_symbols", args.to_vec()); crate::Value::Null },
            "watch_orders" => { crate::exchange_stubs::enqueue_spawn("watch_orders", args.to_vec()); crate::Value::Null },
            "watch_positions" => { crate::exchange_stubs::enqueue_spawn("watch_positions", args.to_vec()); crate::Value::Null },
            "watch_ticker" => { crate::exchange_stubs::enqueue_spawn("watch_ticker", args.to_vec()); crate::Value::Null },
            "watch_tickers" => { crate::exchange_stubs::enqueue_spawn("watch_tickers", args.to_vec()); crate::Value::Null },
            "watch_trades" => { crate::exchange_stubs::enqueue_spawn("watch_trades", args.to_vec()); crate::Value::Null },
            "watch_trades_for_symbols" => { crate::exchange_stubs::enqueue_spawn("watch_trades_for_symbols", args.to_vec()); crate::Value::Null },
            _ => crate::Value::Null,
        }
    }
}

impl std::ops::Deref for KrakenfuturesCore {
    type Target = crate::exchange::Exchange;
    fn deref(&self) -> &crate::exchange::Exchange { std::ops::Deref::deref(&self.parent) }
}

impl std::ops::DerefMut for KrakenfuturesCore {
    fn deref_mut(&mut self) -> &mut crate::exchange::Exchange { std::ops::DerefMut::deref_mut(&mut self.parent) }
}

impl KrakenfuturesCore {
    pub fn describe(&self) -> Value {
        return self.deep_extend(self.parent.describe(), &[Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("has".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("ws".to_string(), Value::Bool(true));
        m.insert("cancelAllOrdersWs".to_string(), Value::Bool(false));
        m.insert("cancelOrdersWs".to_string(), Value::Bool(false));
        m.insert("cancelOrderWs".to_string(), Value::Bool(false));
        m.insert("createOrderWs".to_string(), Value::Bool(false));
        m.insert("editOrderWs".to_string(), Value::Bool(false));
        m.insert("fetchBalanceWs".to_string(), Value::Bool(false));
        m.insert("fetchOpenOrdersWs".to_string(), Value::Bool(false));
        m.insert("fetchOrderWs".to_string(), Value::Bool(false));
        m.insert("fetchTradesWs".to_string(), Value::Bool(false));
        m.insert("watchOHLCV".to_string(), Value::Bool(false));
        m.insert("watchOrderBook".to_string(), Value::Bool(true));
        m.insert("watchOrderBookForSymbols".to_string(), Value::Bool(true));
        m.insert("watchTicker".to_string(), Value::Bool(true));
        m.insert("watchTickers".to_string(), Value::Bool(true));
        m.insert("watchBidsAsks".to_string(), Value::Bool(true));
        m.insert("watchTrades".to_string(), Value::Bool(true));
        m.insert("watchTradesForSymbols".to_string(), Value::Bool(true));
        m.insert("watchBalance".to_string(), Value::Bool(true));
        m.insert("watchOrders".to_string(), Value::Bool(true));
        m.insert("watchMyTrades".to_string(), Value::Bool(true));
        m.insert("watchPositions".to_string(), Value::Bool(true));
    m
}));
        m.insert("urls".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("api".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("ws".to_string(), Value::Str("wss://futures.kraken.com/ws/v1".into()));
    m
}));
        m.insert("test".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("ws".to_string(), Value::Str("wss://demo-futures.kraken.com/ws/v1".into()));
    m
}));
    m
}));
        m.insert("options".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("tradesLimit".to_string(), Value::Int(1000));
        m.insert("ordersLimit".to_string(), Value::Int(1000));
        m.insert("OHLCVLimit".to_string(), Value::Int(1000));
        m.insert("connectionLimit".to_string(), Value::Int(100));
        m.insert("requestLimit".to_string(), Value::Int(100));
        m.insert("fetchBalance".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("type".to_string(), Value::Null);
    m
}));
    m
}));
        m.insert("streaming".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("keepAlive".to_string(), Value::Int(30000));
    m
}));
    m
})]);

    Value::Null
}

/*
 * @ignore
 * @method
 * @description authenticates the user to access private web socket channels
 * @see https://docs.kraken.com/exchange/api-reference/futures-websocket/challenge
 * @returns {object} response from exchange
 */
    pub async fn authenticate(&mut self, optional_args: &[Value]) -> Value {
        let mut params = get_arg(optional_args, 0, Value::Map({
    let mut m = indexmap::IndexMap::new();
    m
}));
        self.check_required_credentials(&[]);
        // Hash the challenge with the SHA-256 algorithm
        // Base64-decode your api_secret
        // Use the result of step 2 to hash the result of step 1 with the HMAC-SHA-512 algorithm
        // Base64-encode the result of step 3
        let mut url: Value = self.urls.as_map().and_then(|__m| __m.get("api")).cloned().unwrap_or(Value::Null).as_map().and_then(|__m| __m.get("ws")).cloned().unwrap_or(Value::Null);
        let mut messageHash: Value = Value::Str("challenge".into());
        let mut client: Value = self.client(&[url.clone()]);
        let mut future: Value = client.reusable_future(messageHash.clone());
        let mut authenticated: Value = self.safe_value(get_value(&client, &Value::Str("subscriptions".into())), messageHash.clone(), &[]);
        if (authenticated == Value::Null) {
            let mut request: Value = Value::Map({
                let mut m = indexmap::IndexMap::new();
                    m.insert("event".to_string(), Value::Str("challenge".into()));
                    m.insert("api_key".to_string(), self.apiKey.clone());
                m
            });
            let mut message: Value = self.extend(request, &[params]);
            self.watch(url, messageHash.clone(), &[message, messageHash.clone()]).await;
        }
        return crate::exchange_stubs::ws_await_flight(&future).await;

    Value::Null
}

/*
 * @method
 * @name krakenfutures#watchOrderBookForSymbols
 * @description watches information on open orders with bid (buy) and ask (sell) prices, volumes and other data
 * @see https://docs.kraken.com/exchange/api-reference/futures-websocket/book
 * @param {string[]} symbols unified array of symbols
 * @param {int} [limit] the maximum amount of order book entries to return
 * @param {object} [params] extra parameters specific to the exchange API endpoint
 * @returns {object} an [order book structure]{@link https://docs.ccxt.com/?id=order-book-structure}
 */
    pub async fn watch_order_book_for_symbols(&mut self, mut symbols: Value, optional_args: &[Value]) -> Value {
        let mut limit = get_arg(optional_args, 0, Value::Null);
        let mut params = get_arg(optional_args, 1, Value::Map({
    let mut m = indexmap::IndexMap::new();
    m
}));
        let mut orderbook: Value = self.watch_multi_helper(Value::Str("orderbook".into()), Value::Str("book".into()), &[symbols, Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("limit".to_string(), limit.clone());
    m
}), params]).await;
        return orderbook.limit();

    Value::Null
}

/*
 * @ignore
 * @method
 * @description Connects to a websocket channel
 * @param {string} name name of the channel
 * @param {string[]} symbols CCXT market symbols
 * @param {object} [params] extra parameters specific to the krakenfutures api
 * @returns {object} data from the websocket stream
 */
    pub async fn subscribe_public(&mut self, mut name: Value, mut symbols: Value, optional_args: &[Value]) -> Value {
        let mut params = get_arg(optional_args, 0, Value::Map({
    let mut m = indexmap::IndexMap::new();
    m
}));
        if (self.markets.clone() == Value::Null) {
            self.load_markets(&[]).await;
        }
        let mut url: Value = self.urls.as_map().and_then(|__m| __m.get("api")).cloned().unwrap_or(Value::Null).as_map().and_then(|__m| __m.get("ws")).cloned().unwrap_or(Value::Null);
        let mut subscribe: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("event".to_string(), Value::Str("subscribe".into()));
                m.insert("feed".to_string(), name.clone());
            m
        });
        let mut marketIds: Value = Value::from(vec![]);
        let mut messageHash: Value = name;
        if (symbols == Value::Null) {
            symbols = Value::from(vec![]);
        }
        {
                        let mut i: Value = Value::Int(0);
            let mut __for_first_440: bool = true;
            while { if !__for_first_440 { i = (match (&(i), &(Value::Int(1))) { (Value::Int(x), Value::Int(y)) => Value::Int(x + y), (Value::Int(x), Value::Float(y)) => Value::Float(*x as f64 + *y), (Value::Float(x), Value::Int(y)) => Value::Float(*x + *y as f64), (Value::Float(x), Value::Float(y)) => Value::Float(x + y), _ => Value::Null }); } __for_first_440 = false; i.as_f64().unwrap_or(f64::NAN) < ((symbols.len() as i64) as f64) } {
            let mut symbol: Value = symbols.as_array().and_then(|__arr| match &i { Value::Int(__n) => __arr.get(*__n as usize), Value::Str(__s) => __s.parse::<usize>().ok().and_then(|__n| __arr.get(__n)), _ => None }).cloned().unwrap_or(Value::Null);
            append_to_array(&mut marketIds, self.market_id(symbol));
        }
        }
        let mut length: f64 = ((symbols.len() as i64) as f64);
        if (length == 1.0) {
            let mut market: Value = self.market(marketIds.as_array().and_then(|__arr| __arr.get(0)).cloned().unwrap_or(Value::Null));
            messageHash = Value::Str(format!("{}{}", Value::Str(format!("{}{}", messageHash, Value::Str(":".into())).into()), market.as_map().and_then(|__m| __m.get("symbol")).cloned().unwrap_or(Value::Null)).into());
        }
        if let Value::Dict(__d) = &mut subscribe { std::sync::Arc::make_mut(__d).insert("product_ids".into(), marketIds); }
        let mut request: Value = self.extend(subscribe, &[params]);
        return self.watch(url, messageHash.clone(), &[request, messageHash.clone()]).await;

    Value::Null
}

/*
 * @ignore
 * @method
 * @description Connects to a websocket channel
 * @param {string} name name of the channel
 * @param {string} messageHash unique identifier for the message
 * @param {object} [params] extra parameters specific to the krakenfutures api
 * @returns {object} data from the websocket stream
 */
    pub async fn subscribe_private(&mut self, mut name: Value, mut messageHash: Value, optional_args: &[Value]) -> Value {
        let mut params = get_arg(optional_args, 0, Value::Map({
    let mut m = indexmap::IndexMap::new();
    m
}));
        if (self.markets.clone() == Value::Null) {
            self.load_markets(&[]).await;
        }
        self.authenticate(&[]).await;
        let mut url: Value = self.urls.as_map().and_then(|__m| __m.get("api")).cloned().unwrap_or(Value::Null).as_map().and_then(|__m| __m.get("ws")).cloned().unwrap_or(Value::Null);
        let mut subscribe: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("event".to_string(), Value::Str("subscribe".into()));
                m.insert("feed".to_string(), name);
                m.insert("api_key".to_string(), self.apiKey.clone());
                m.insert("original_challenge".to_string(), self.options.as_map().and_then(|__m| __m.get("challenge")).cloned().unwrap_or(Value::Null));
                m.insert("signed_challenge".to_string(), self.options.as_map().and_then(|__m| __m.get("signedChallenge")).cloned().unwrap_or(Value::Null));
            m
        });
        let mut request: Value = self.extend(subscribe, &[params]);
        return self.watch(url, messageHash.clone(), &[request, messageHash.clone()]).await;

    Value::Null
}

/*
 * @method
 * @name krakenfutures#watchTicker
 * @description watches a price ticker, a statistical calculation with the information calculated over the past 24 hours for a specific market
 * @see https://docs.kraken.com/exchange/api-reference/futures-websocket/ticker
 * @param {string} symbol unified symbol of the market to fetch the ticker for
 * @param {object} [params] extra parameters specific to the exchange API endpoint
 * @returns {object} a [ticker structure]{@link https://docs.ccxt.com/?id=ticker-structure}
 */
    pub async fn watch_ticker(&mut self, mut symbol: Value, optional_args: &[Value]) -> Value {
        let mut params = get_arg(optional_args, 0, Value::Map({
    let mut m = indexmap::IndexMap::new();
    m
}));
        if (self.markets.clone() == Value::Null) {
            self.load_markets(&[]).await;
        }
        symbol = self.symbol(symbol.clone());
        let mut tickers: Value = self.watch_tickers(&[Value::from(vec![symbol.clone()]), params]).await;
        return get_value(&tickers, &symbol);

    Value::Null
}

/*
 * @method
 * @name krakenfutures#watchTickers
 * @description watches a price ticker, a statistical calculation with the information calculated over the past 24 hours for a specific market
 * @see https://docs.kraken.com/exchange/api-reference/futures-websocket/ticker
 * @param {string[]} symbols unified symbols of the markets to fetch the ticker for
 * @param {object} [params] extra parameters specific to the exchange API endpoint
 * @returns {object} a [ticker structure]{@link https://docs.ccxt.com/?id=ticker-structure}
 */
    pub async fn watch_tickers(&mut self, optional_args: &[Value]) -> Value {
        let mut symbols = get_arg(optional_args, 0, Value::Null);
        let mut params = get_arg(optional_args, 1, Value::Map({
    let mut m = indexmap::IndexMap::new();
    m
}));
        if (self.markets.clone() == Value::Null) {
            self.load_markets(&[]).await;
        }
        symbols = self.market_symbols(&[symbols.clone(), Value::Null, Value::Bool(false)]);
        let mut ticker: Value = self.watch_multi_helper(Value::Str("ticker".into()), Value::Str("ticker".into()), &[symbols.clone(), Value::Null, params]).await;
        if is_true(&self.newUpdates) {
            let mut result: Value = Value::Map({
                let mut m = indexmap::IndexMap::new();
                m
            });
            add_element_to_object(&mut result, &crate::value::get_value_k(&ticker, "symbol"), ticker.clone());
            return result;
        }
        return self.filter_by_array(self.tickers.clone(), Value::Str("symbol".into()), &[symbols]);

    Value::Null
}

/*
 * @method
 * @name krakenfutures#watchBidsAsks
 * @see https://docs.kraken.com/exchange/api-reference/futures-websocket/ticker_lite
 * @description watches best bid & ask for symbols
 * @param {string[]} symbols unified symbol of the market to fetch the ticker for
 * @param {object} [params] extra parameters specific to the exchange API endpoint
 * @returns {object} a [ticker structure]{@link https://docs.ccxt.com/?id=ticker-structure}
 */
    pub async fn watch_bids_asks(&mut self, optional_args: &[Value]) -> Value {
        let mut symbols = get_arg(optional_args, 0, Value::Null);
        let mut params = get_arg(optional_args, 1, Value::Map({
    let mut m = indexmap::IndexMap::new();
    m
}));
        let mut ticker: Value = self.watch_multi_helper(Value::Str("bidask".into()), Value::Str("ticker_lite".into()), &[symbols.clone(), Value::Null, params]).await;
        if is_true(&self.newUpdates) {
            let mut result: Value = Value::Map({
                let mut m = indexmap::IndexMap::new();
                m
            });
            add_element_to_object(&mut result, &crate::value::get_value_k(&ticker, "symbol"), ticker.clone());
            return result;
        }
        return self.filter_by_array(self.bidsasks.clone(), Value::Str("symbol".into()), &[symbols]);

    Value::Null
}

/*
 * @method
 * @name krakenfutures#watchTrades
 * @description get the list of most recent trades for a particular symbol
 * @see https://docs.kraken.com/exchange/api-reference/futures-websocket/trade
 * @param {string} symbol unified symbol of the market to fetch trades for
 * @param {int} [since] timestamp in ms of the earliest trade to fetch
 * @param {int} [limit] the maximum amount of trades to fetch
 * @param {object} [params] extra parameters specific to the exchange API endpoint
 * @returns {object[]} a list of [trade structures]{@link https://docs.ccxt.com/?id=public-trades}
 */
    pub async fn watch_trades(&mut self, mut symbol: Value, optional_args: &[Value]) -> Value {
        let mut since = get_arg(optional_args, 0, Value::Null);
        let mut limit = get_arg(optional_args, 1, Value::Null);
        let mut params = get_arg(optional_args, 2, Value::Map({
    let mut m = indexmap::IndexMap::new();
    m
}));
        return self.watch_trades_for_symbols(Value::from(vec![symbol]), &[since, limit, params]).await;

    Value::Null
}

/*
 * @method
 * @name krakenfutures#watchTradesForSymbols
 * @see https://docs.kraken.com/exchange/api-reference/futures-websocket/trade
 * @description get the list of most recent trades for a list of symbols
 * @param {string[]} symbols unified symbol of the market to fetch trades for
 * @param {int} [since] timestamp in ms of the earliest trade to fetch
 * @param {int} [limit] the maximum amount of trades to fetch
 * @param {object} [params] extra parameters specific to the exchange API endpoint
 * @returns {object[]} a list of [trade structures]{@link https://docs.ccxt.com/?id=public-trades}
 */
    pub async fn watch_trades_for_symbols(&mut self, mut symbols: Value, optional_args: &[Value]) -> Value {
        let mut since = get_arg(optional_args, 0, Value::Null);
        let mut limit = get_arg(optional_args, 1, Value::Null);
        let mut params = get_arg(optional_args, 2, Value::Map({
    let mut m = indexmap::IndexMap::new();
    m
}));
        let mut trades: Value = self.watch_multi_helper(Value::Str("trade".into()), Value::Str("trade".into()), &[symbols, Value::Null, params]).await;
        if is_true(&self.newUpdates) {
            let mut first: Value = self.safe_list(trades.clone(), Value::Int(0), &[]);
            let mut tradeSymbol: Value = self.safe_string_k(first, "symbol", &[]);
            limit = trades.get_limit(tradeSymbol, limit.clone());
        }
        return self.filter_by_since_limit(trades, &[since, limit, Value::Str("timestamp".into()), Value::Bool(true)]);

    Value::Null
}

/*
 * @method
 * @name krakenfutures#watchOrderBook
 * @description watches information on open orders with bid (buy) and ask (sell) prices, volumes and other data
 * @see https://docs.kraken.com/exchange/api-reference/futures-websocket/book
 * @param {string} symbol unified symbol of the market to fetch the order book for
 * @param {int} [limit] not used by krakenfutures watchOrderBook
 * @param {object} [params] extra parameters specific to the exchange API endpoint
 * @returns {object} A dictionary of [order book structures]{@link https://docs.ccxt.com/?id=order-book-structure}
 */
    pub async fn watch_order_book(&mut self, mut symbol: Value, optional_args: &[Value]) -> Value {
        let mut limit = get_arg(optional_args, 0, Value::Null);
        let mut params = get_arg(optional_args, 1, Value::Map({
    let mut m = indexmap::IndexMap::new();
    m
}));
        return self.watch_order_book_for_symbols(Value::from(vec![symbol]), &[limit, params]).await;

    Value::Null
}

/*
 * @method
 * @name krakenfutures#watchPositions
 * @see https://docs.kraken.com/exchange/api-reference/futures-websocket/open_position
 * @description watch all open positions
 * @param {string[]} [symbols] list of unified market symbols
 * @param {int} [since] timestamp in ms of the earliest position to fetch
 * @param {int} [limit] the maximum number of positions to fetch
 * @param {object} [params] extra parameters specific to the exchange API endpoint
 * @returns {object[]} a list of [position structure]{@link https://docs.ccxt.com/en/latest/manual.html#position-structure}
 */
    pub async fn watch_positions(&mut self, optional_args: &[Value]) -> Value {
        let mut symbols = get_arg(optional_args, 0, Value::Null);
        let mut since = get_arg(optional_args, 1, Value::Null);
        let mut limit = get_arg(optional_args, 2, Value::Null);
        let mut params = get_arg(optional_args, 3, Value::Map({
    let mut m = indexmap::IndexMap::new();
    m
}));
        if (self.markets.clone() == Value::Null) {
            self.load_markets(&[]).await;
        }
        let mut messageHash: Value = Value::Str("".into());
        symbols = self.market_symbols(&[symbols.clone()]);
        if (symbols != Value::Null) && !(self.is_empty(symbols.clone()).as_bool() == Some(true)) {
            messageHash = Value::Str(format!("{}{}", Value::Str("::".into()), join(&symbols, &Value::Str(",".into()))).into());
        }
        messageHash = Value::Str(format!("{}{}", Value::Str("positions".into()), messageHash).into());
        let mut newPositions: Value = self.subscribe_private(Value::Str("open_positions".into()), messageHash, &[params]).await;
        if is_true(&self.newUpdates) {
            return newPositions;
        }
        return self.filter_by_symbols_since_limit(self.positions.clone(), &[symbols, since, limit, Value::Bool(true)]);

    Value::Null
}

    pub fn handle_positions(&mut self, mut client: Value, mut message: Value) {
        let __pro_message_arc: std::sync::Arc<indexmap::IndexMap<String, Value>> = (match &message { Value::Dict(__d) => __d.clone(), _ => std::sync::Arc::new(indexmap::IndexMap::new()) });
        let __pro_message: &indexmap::IndexMap<String, Value> = &__pro_message_arc;
        //
        //    {
        //        feed: 'open_positions',
        //        account: '3b111acc-4fcc-45be-a622-57e611fe9f7f',
        //        positions: [
        //            {
        //                instrument: 'PF_LTCUSD',
        //                balance: 0.5,
        //                pnl: -0.8628305877699987,
        //                entry_price: 70.53,
        //                mark_price: 68.80433882446,
        //                index_price: 68.8091,
        //                liquidation_threshold: 0,
        //                effective_leverage: 0.007028866753648637,
        //                return_on_equity: -1.2233525985679834,
        //                unrealized_funding: 0.0000690610530935388,
        //                initial_margin: 0.7053,
        //                initial_margin_with_orders: 0.7053,
        //                maintenance_margin: 0.35265,
        //                pnl_currency: 'USD'
        //            }
        //        ],
        //        seq: 0,
        //        timestamp: 1698608414910
        //    }
        //
        if (self.positions.clone() == Value::Null) {
            // krakenfutures positions carry no id (parseWsPosition always sets
            // 'id': undefined), so key by symbol + side instead of by-id, see
            // https://github.com/ccxt/ccxt/issues/29709
            self.positions = ArrayCacheBySymbolBySide::new(Value::Null);
        }
        let mut cache: Value = self.positions.clone();
        let mut rawPositions: Value = (match __pro_message.get("positions").cloned() { Some(__v) if matches!(__v, Value::Arr(_)) => __v, _ => Value::Null });
        if (rawPositions == Value::Null) {
            return;
        }
        let mut newPositions: Value = Value::from(vec![]);
        {
                        let mut i: Value = Value::Int(0);
            let mut __for_first_441: bool = true;
            while { if !__for_first_441 { i = (match (&(i), &(Value::Int(1))) { (Value::Int(x), Value::Int(y)) => Value::Int(x + y), (Value::Int(x), Value::Float(y)) => Value::Float(*x as f64 + *y), (Value::Float(x), Value::Int(y)) => Value::Float(*x + *y as f64), (Value::Float(x), Value::Float(y)) => Value::Float(x + y), _ => Value::Null }); } __for_first_441 = false; i.as_f64().unwrap_or(f64::NAN) < ((rawPositions.len() as i64) as f64) } {
            let mut rawPosition: Value = rawPositions.as_array().and_then(|__arr| match &i { Value::Int(__n) => __arr.get(*__n as usize), Value::Str(__s) => __s.parse::<usize>().ok().and_then(|__n| __arr.get(__n)), _ => None }).cloned().unwrap_or(Value::Null);
            let mut position: Value = self.parse_ws_position(rawPosition, &[]);
            let mut timestamp: Value = self.safe_integer_k(message.clone(), "timestamp", &[]);
            add_element_to_object(&mut position, &Value::Str("timestamp".into()), timestamp.clone());
            add_element_to_object(&mut position, &Value::Str("datetime".into()), self.iso8601(timestamp));
            append_to_array(&mut newPositions, position.clone());
            cache.append(position);
        }
        }
        let mut messageHashes: Value = self.find_message_hashes(client.clone(), Value::Str("positions::".into()));
        {
                        let mut i: Value = Value::Int(0);
            let mut __for_first_442: bool = true;
            while { if !__for_first_442 { i = (match (&(i), &(Value::Int(1))) { (Value::Int(x), Value::Int(y)) => Value::Int(x + y), (Value::Int(x), Value::Float(y)) => Value::Float(*x as f64 + *y), (Value::Float(x), Value::Int(y)) => Value::Float(*x + *y as f64), (Value::Float(x), Value::Float(y)) => Value::Float(x + y), _ => Value::Null }); } __for_first_442 = false; i.as_f64().unwrap_or(f64::NAN) < ((messageHashes.len() as i64) as f64) } {
            let mut messageHash: Value = messageHashes.as_array().and_then(|__arr| match &i { Value::Int(__n) => __arr.get(*__n as usize), Value::Str(__s) => __s.parse::<usize>().ok().and_then(|__n| __arr.get(__n)), _ => None }).cloned().unwrap_or(Value::Null);
            let mut parts: Value = split(&messageHash, &Value::Str("::".into()));
            let mut symbolsString: Value = parts.as_array().and_then(|__arr| __arr.get(1)).cloned().unwrap_or(Value::Null);
            let mut symbols: Value = split(&symbolsString, &Value::Str(",".into()));
            let mut positions: Value = self.filter_by_array(newPositions.clone(), Value::Str("symbol".into()), &[symbols, Value::Bool(false)]);
            if !(self.is_empty(positions.clone()).as_bool() == Some(true)) {
                client.resolve(&[positions, messageHash]);
            }
        }
        }
        client.resolve(&[newPositions, Value::Str("positions".into())]);
}

    pub fn parse_ws_position(&self, mut position: Value, optional_args: &[Value]) -> Value {
        let mut market = get_arg(optional_args, 0, Value::Null);
        //
        //        {
        //            instrument: 'PF_LTCUSD',
        //            balance: 0.5,
        //            pnl: -0.8628305877699987,
        //            entry_price: 70.53,
        //            mark_price: 68.80433882446,
        //            index_price: 68.8091,
        //            liquidation_threshold: 0,
        //            effective_leverage: 0.007028866753648637,
        //            return_on_equity: -1.2233525985679834,
        //            unrealized_funding: 0.0000690610530935388,
        //            initial_margin: 0.7053,
        //            initial_margin_with_orders: 0.7053,
        //            maintenance_margin: 0.35265,
        //            pnl_currency: 'USD'
        //        }
        //
        let mut marketId: Value = self.safe_string_k(position.clone(), "instrument", &[]);
        let mut hedged: Value = Value::Str("both".into());
        let mut balanceString: Value = self.safe_string_k(position.clone(), "balance", &[]);
        let mut side: Value = Value::Null;
        if is_true(&crate::precise::Precise::stringGt(&balanceString, &Value::Str("0".into()))) {
            side = Value::Str("long".into());
        }  else if is_true(&crate::precise::Precise::stringLt(&balanceString, &Value::Str("0".into()))) {
            side = Value::Str("short".into());
        }
        return self.safe_position(Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("info".to_string(), position.clone());
        m.insert("id".to_string(), Value::Null);
        m.insert("symbol".to_string(), self.safe_symbol(marketId, &[]));
        m.insert("notional".to_string(), Value::Null);
        m.insert("marginMode".to_string(), Value::Null);
        m.insert("liquidationPrice".to_string(), self.safe_number_k(position.clone(), "liquidation_threshold", &[]));
        m.insert("entryPrice".to_string(), self.safe_number_k(position.clone(), "entry_price", &[]));
        m.insert("unrealizedPnl".to_string(), self.safe_number_k(position.clone(), "pnl", &[]));
        m.insert("percentage".to_string(), self.safe_number_k(position.clone(), "return_on_equity", &[]));
        m.insert("contracts".to_string(), self.parse_number(crate::precise::Precise::stringAbs(&balanceString), &[]));
        m.insert("contractSize".to_string(), Value::Null);
        m.insert("markPrice".to_string(), self.safe_number_k(position.clone(), "mark_price", &[]));
        m.insert("side".to_string(), side);
        m.insert("hedged".to_string(), hedged);
        m.insert("timestamp".to_string(), Value::Null);
        m.insert("datetime".to_string(), Value::Null);
        m.insert("maintenanceMargin".to_string(), self.safe_number_k(position.clone(), "maintenance_margin", &[]));
        m.insert("maintenanceMarginPercentage".to_string(), Value::Null);
        m.insert("collateral".to_string(), Value::Null);
        m.insert("initialMargin".to_string(), self.safe_number_k(position, "initial_margin", &[]));
        m.insert("initialMarginPercentage".to_string(), Value::Null);
        m.insert("leverage".to_string(), Value::Null);
        m.insert("marginRatio".to_string(), Value::Null);
    m
}));

    Value::Null
}

/*
 * @method
 * @name krakenfutures#watchOrders
 * @description watches information on multiple orders made by the user
 * @see https://docs.kraken.com/exchange/api-reference/futures-websocket/open_orders
 * @see https://docs.kraken.com/exchange/api-reference/futures-websocket/open_orders_verbose
 * @param {string} symbol not used by krakenfutures watchOrders
 * @param {int} [since] not used by krakenfutures watchOrders
 * @param {int} [limit] not used by krakenfutures watchOrders
 * @param {object} [params] extra parameters specific to the exchange API endpoint
 * @param {boolean} [params.verbose] whether to subscribe to the open_orders_verbose feed
 * @returns {object[]} a list of [order structures]{@link https://docs.ccxt.com/?id=order-structure}
 */
    pub async fn watch_orders(&mut self, optional_args: &[Value]) -> Value {
        let mut symbol = get_arg(optional_args, 0, Value::Null);
        let mut since = get_arg(optional_args, 1, Value::Null);
        let mut limit = get_arg(optional_args, 2, Value::Null);
        let mut params = get_arg(optional_args, 3, Value::Map({
    let mut m = indexmap::IndexMap::new();
    m
}));
        if (self.markets.clone() == Value::Null) {
            self.load_markets(&[]).await;
        }
        let mut verbose: Value = Value::Bool(false);
        { let __destr_tmp = self.handle_option_and_params(params.clone(), Value::Str("watchOrders".into()), Value::Str("verbose".into()), &[Value::Bool(false)]); verbose = __destr_tmp.as_array().and_then(|__arr| __arr.get(0)).cloned().unwrap_or(Value::Null); params = __destr_tmp.as_array().and_then(|__arr| __arr.get(1)).cloned().unwrap_or(Value::Null); }
        let mut name: Value = Value::Str("open_orders".into());
        let mut messageHash: Value = Value::Str("orders".into());
        if is_true(&verbose) {
            name = Value::Str("open_orders_verbose".into());
            messageHash = Value::Str("orders:verbose".into());
        }
        let mut feed: Value = self.safe_string_k(params.clone(), "feed", &[]);
        if (feed != Value::Null) {
            name = feed.clone();
            messageHash = Value::Str("orders".into());
            if (feed.as_str() == Some("open_orders_verbose")) {
                messageHash = Value::Str("orders:verbose".into());
            }
        }
        if (symbol != Value::Null) {
            let mut market: Value = self.market(symbol.clone());
            messageHash = Value::Str(format!("{}{}", messageHash, Value::Str(format!("{}{}", Value::Str(":".into()), market.as_map().and_then(|__m| __m.get("symbol")).cloned().unwrap_or(Value::Null)).into())).into());
        }
        let mut orders: Value = self.subscribe_private(name, messageHash, &[params]).await;
        if is_true(&self.newUpdates) {
            limit = orders.get_limit(symbol, limit.clone());
        }
        return self.filter_by_since_limit(orders, &[since, limit, Value::Str("timestamp".into()), Value::Bool(true)]);

    Value::Null
}

/*
 * @method
 * @name krakenfutures#watchMyTrades
 * @description watches information on multiple trades made by the user
 * @see https://docs.kraken.com/exchange/api-reference/futures-websocket/fills
 * @param {string} symbol unified market symbol of the market orders were made in
 * @param {int} [since] the earliest time in ms to fetch orders for
 * @param {int} [limit] the maximum number of order structures to retrieve
 * @param {object} [params] extra parameters specific to the exchange API endpoint
 * @returns {object[]} a list of [trade structures]{@link https://docs.ccxt.com/?id=trade-structure}
 */
    pub async fn watch_my_trades(&mut self, optional_args: &[Value]) -> Value {
        let mut symbol = get_arg(optional_args, 0, Value::Null);
        let mut since = get_arg(optional_args, 1, Value::Null);
        let mut limit = get_arg(optional_args, 2, Value::Null);
        let mut params = get_arg(optional_args, 3, Value::Map({
    let mut m = indexmap::IndexMap::new();
    m
}));
        if (self.markets.clone() == Value::Null) {
            self.load_markets(&[]).await;
        }
        let mut name: Value = Value::Str("fills".into());
        let mut messageHash: Value = Value::Str("myTrades".into());
        if (symbol != Value::Null) {
            let mut market: Value = self.market(symbol.clone());
            messageHash = Value::Str(format!("{}{}", messageHash, Value::Str(format!("{}{}", Value::Str(":".into()), market.as_map().and_then(|__m| __m.get("symbol")).cloned().unwrap_or(Value::Null)).into())).into());
        }
        let mut trades: Value = self.subscribe_private(name, messageHash, &[params]).await;
        if is_true(&self.newUpdates) {
            limit = trades.get_limit(symbol, limit.clone());
        }
        return self.filter_by_since_limit(trades, &[since, limit, Value::Str("timestamp".into()), Value::Bool(true)]);

    Value::Null
}

/*
 * @method
 * @name krakenfutures#watchBalance
 * @description watches information on the user's account balance
 * @see https://docs.kraken.com/exchange/api-reference/futures-websocket/balances
 * @param {object} [params] extra parameters specific to the exchange API endpoint
 * @param {string} [params.account] can be either 'futures' or 'flex_futures'
 * @returns {object} a object of wallet types each with a balance structure {@link https://docs.ccxt.com/?id=balance-structure}
 */
    pub async fn watch_balance(&mut self, optional_args: &[Value]) -> Value {
        let mut params = get_arg(optional_args, 0, Value::Map({
    let mut m = indexmap::IndexMap::new();
    m
}));
        if (self.markets.clone() == Value::Null) {
            self.load_markets(&[]).await;
        }
        let mut name: Value = Value::Str("balances".into());
        let mut messageHash: Value = name.clone();
        let mut account: Value = Value::Null;
        { let __destr_tmp = self.handle_option_and_params(params.clone(), Value::Str("watchBalance".into()), Value::Str("account".into()), &[]); account = __destr_tmp.as_array().and_then(|__arr| __arr.get(0)).cloned().unwrap_or(Value::Null); params = __destr_tmp.as_array().and_then(|__arr| __arr.get(1)).cloned().unwrap_or(Value::Null); }
        if (account != Value::Null) {
            if (account.as_str() != Some("futures")) && (account.as_str() != Some("flex_futures")) {
                panic!("{}", crate::exchange_errors::arguments_required(format!("{}{}", self.id.clone(), Value::Str(" watchBalance account must be either 'futures' or 'flex_futures'".into()))));
            }
            messageHash = Value::Str(format!("{}{}", messageHash, Value::Str(format!("{}{}", Value::Str(":".into()), account).into())).into());
        }
        return self.subscribe_private(name, messageHash, &[params]).await;

    Value::Null
}

    pub fn handle_trade(&mut self, mut client: Value, mut message: Value) {
        let __pro_message_arc: std::sync::Arc<indexmap::IndexMap<String, Value>> = (match &message { Value::Dict(__d) => __d.clone(), _ => std::sync::Arc::new(indexmap::IndexMap::new()) });
        let __pro_message: &indexmap::IndexMap<String, Value> = &__pro_message_arc;
        //
        // snapshot
        //
        //    {
        //        "feed": "trade_snapshot",
        //        "product_id": "PI_XBTUSD",
        //        "trades": [
        //            {
        //                "feed": "trade",
        //                "product_id": "PI_XBTUSD",
        //                "uid": "caa9c653-420b-4c24-a9f2-462a054d86f1",
        //                "side": "sell",
        //                "type": "fill",
        //                "seq": 655508,
        //                "time": 1612269657781,
        //                "qty": 440,
        //                "price": 34893
        //            },
        //            ...
        //        ]
        //    }
        //
        // update
        //
        //    {
        //        "feed": "trade",
        //        "product_id": "PI_XBTUSD",
        //        "uid": "05af78ac-a774-478c-a50c-8b9c234e071e",
        //        "side": "sell",
        //        "type": "fill",
        //        "seq": 653355,
        //        "time": 1612266317519,
        //        "qty": 15000,
        //        "price": 34969.5
        //    }
        //
        let mut channel: Option<String> = (match __pro_message.get("feed").cloned() { Some(Value::Str(__s)) if !__s.is_empty() => Value::Str(__s), Some(Value::Int(__n)) => Value::Str(__n.to_string().into()), Some(Value::Float(__f)) => Value::Str(__f.to_string().into()), _ => Value::Null }).as_str().map(str::to_owned);
        let mut marketId: Value = (match __pro_message.get("product_id").cloned() { Some(Value::Str(__s)) if !__s.is_empty() => Value::Str(__s), Some(Value::Int(__n)) => Value::Str(__n.to_string().into()), Some(Value::Float(__f)) => Value::Str(__f.to_string().into()), _ => Value::Null });
        if (marketId != Value::Null) {
            let mut market: Value = self.market(marketId);
            let mut symbol: Value = market.as_map().and_then(|__m| __m.get("symbol")).cloned().unwrap_or(Value::Null);
            let mut messageHash: Value = self.get_message_hash(Value::Str("trade".into()), &[Value::Null, symbol.clone()]);
            if (self.safe_list(self.trades.clone(), symbol.clone(), &[]) == Value::Null) {
                let mut tradesLimit: Value = self.safe_integer_k(self.options.clone(), "tradesLimit", &[Value::Int(1000)]);
                if let Value::Dict(__d) = &mut self.trades { std::sync::Arc::make_mut(__d).insert(crate::runtime::stringify_param(&symbol), ArrayCache::new(tradesLimit)); }
            }
            let mut tradesArray: Value = get_value(&self.trades, &symbol);
            if (channel.as_deref() == Some("trade_snapshot")) {
                let mut trades: Value = (match __pro_message.get("trades").cloned() { Some(__v) if matches!(__v, Value::Arr(_)) => __v, _ => Value::from(vec![]) });
                let mut length: Value = Value::Int(trades.len() as i64);
                {
                                        let mut i: Value = Value::Int(0);
                    let mut __for_first_443: bool = true;
                    while { if !__for_first_443 { i = (match (&(i), &(Value::Int(1))) { (Value::Int(x), Value::Int(y)) => Value::Int(x + y), (Value::Int(x), Value::Float(y)) => Value::Float(*x as f64 + *y), (Value::Float(x), Value::Int(y)) => Value::Float(*x + *y as f64), (Value::Float(x), Value::Float(y)) => Value::Float(x + y), _ => Value::Null }); } __for_first_443 = false; i.as_f64().unwrap_or(f64::NAN) < length.as_f64().unwrap_or(f64::NAN) } {
                    let mut index: Value = (match (&((match (&(length), &(Value::Int(1))) { (Value::Int(x), Value::Int(y)) => Value::Int(x - y), (Value::Int(x), Value::Float(y)) => Value::Float(*x as f64 - *y), (Value::Float(x), Value::Int(y)) => Value::Float(*x - *y as f64), (Value::Float(x), Value::Float(y)) => Value::Float(x - y), _ => Value::Null })), &(i)) { (Value::Int(x), Value::Int(y)) => Value::Int(x - y), (Value::Int(x), Value::Float(y)) => Value::Float(*x as f64 - *y), (Value::Float(x), Value::Int(y)) => Value::Float(*x - *y as f64), (Value::Float(x), Value::Float(y)) => Value::Float(x - y), _ => Value::Null }); // need reverse to correct chronology
                    let mut item: Value = get_value(&trades, &index);
                    let mut item: Value = get_value(&trades, &index);
                    let mut trade: Value = self.parse_ws_trade(item, &[]);
                    tradesArray.append(trade.clone());
                }
                }
            }  else {
                let mut trade: Value = self.parse_ws_trade(message, &[]);
                tradesArray.append(trade);
            }
            client.resolve(&[tradesArray, messageHash]);
        }
}

    pub fn parse_ws_trade(&self, mut trade: Value, optional_args: &[Value]) -> Value {
        let mut market = get_arg(optional_args, 0, Value::Null);
        //
        //    {
        //        "feed": "trade",
        //        "product_id": "PI_XBTUSD",
        //        "uid": "caa9c653-420b-4c24-a9f1-462a054d86f1",
        //        "side": "sell",
        //        "type": "fill",
        //        "seq": 655508,
        //        "time": 1612269657781,
        //        "qty": 440,
        //        "price": 34893
        //    }
        //
        // order update
        //     {
        //         "instrument": "PF_DOGEUSD",
        //         "time": 1778610421471,
        //         "last_update_time": 1778610444402,
        //         "qty": 0,
        //         "filled": 10,
        //         "limit_price": 0.10912,
        //         "stop_price": 0,
        //         "type": "limit",
        //         "order_id": "a1c3803c-8f3d-4317-a085-8d06e11b1d36",
        //         "direction": 0,
        //         "reduce_only": false
        //     }
        //
        let mut marketId: Value = self.safe_string_k(trade.clone(), "product_id", &[]);
        market = self.safe_market(&[marketId, market.clone()]);
        let mut timestamp: Value = self.safe_integer_k(trade.clone(), "time", &[]);
        return self.safe_trade(Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("info".to_string(), trade.clone());
        m.insert("id".to_string(), self.safe_string_k(trade.clone(), "uid", &[]));
        m.insert("symbol".to_string(), self.safe_string_k(market.clone(), "symbol", &[]));
        m.insert("timestamp".to_string(), timestamp.clone());
        m.insert("datetime".to_string(), self.iso8601(timestamp));
        m.insert("order".to_string(), Value::Null);
        m.insert("type".to_string(), self.safe_string_k(trade.clone(), "type", &[]));
        m.insert("side".to_string(), self.safe_string_k(trade.clone(), "side", &[]));
        m.insert("takerOrMaker".to_string(), Value::Str("taker".into()));
        m.insert("price".to_string(), self.safe_string2(trade.clone(), Value::Str("price".into()), Value::Str("limit_price".into()), &[]));
        m.insert("amount".to_string(), self.safe_string2(trade, Value::Str("filled".into()), Value::Str("qty".into()), &[]));
        m.insert("cost".to_string(), Value::Null);
        m.insert("fee".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("rate".to_string(), Value::Null);
        m.insert("cost".to_string(), Value::Null);
        m.insert("currency".to_string(), Value::Null);
    m
}));
    m
}), &[market]);

    Value::Null
}

    pub fn parse_ws_order_trade(&self, mut trade: Value, optional_args: &[Value]) -> Value {
        let mut market = get_arg(optional_args, 0, Value::Null);
        //
        //    {
        //        "symbol": "BTC_USDT",
        //        "type": "LIMIT",
        //        "quantity": "1",
        //        "orderId": "32471407854219264",
        //        "tradeFee": "0",
        //        "clientOrderId": "",
        //        "accountType": "SPOT",
        //        "feeCurrency": "",
        //        "eventType": "place",
        //        "source": "API",
        //        "side": "BUY",
        //        "filledQuantity": "0",
        //        "filledAmount": "0",
        //        "matchRole": "MAKER",
        //        "state": "NEW",
        //        "tradeTime": 0,
        //        "tradeAmount": "0",
        //        "orderAmount": "0",
        //        "createTime": 1648708186922,
        //        "price": "47112.1",
        //        "tradeQty": "0",
        //        "tradePrice": "0",
        //        "tradeId": "0",
        //        "ts": 1648708187469
        //    }
        //
        let mut timestamp: Value = self.safe_integer_k(trade.clone(), "tradeTime", &[]);
        let mut marketId: Value = self.safe_string_k(trade.clone(), "symbol", &[]);
        return self.safe_trade(Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("info".to_string(), trade.clone());
        m.insert("id".to_string(), self.safe_string_k(trade.clone(), "tradeId", &[]));
        m.insert("symbol".to_string(), self.safe_symbol(marketId, &[market.clone()]));
        m.insert("timestamp".to_string(), timestamp.clone());
        m.insert("datetime".to_string(), self.iso8601(timestamp));
        m.insert("order".to_string(), self.safe_string_k(trade.clone(), "orderId", &[]));
        m.insert("type".to_string(), self.safe_string_lower_k(trade.clone(), "type", &[]));
        m.insert("side".to_string(), self.safe_string_k(trade.clone(), "side", &[]));
        m.insert("takerOrMaker".to_string(), self.safe_string_k(trade.clone(), "matchRole", &[]));
        m.insert("price".to_string(), self.safe_string2(trade.clone(), Value::Str("price".into()), Value::Str("limit_price".into()), &[]));
        m.insert("amount".to_string(), self.safe_string_k(trade.clone(), "tradeAmount", &[]));
        m.insert("cost".to_string(), Value::Null);
        m.insert("fee".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("rate".to_string(), Value::Null);
        m.insert("cost".to_string(), self.safe_string_k(trade.clone(), "tradeFee", &[]));
        m.insert("currency".to_string(), self.safe_string_k(trade, "feeCurrency", &[]));
    m
}));
    m
}), &[market]);

    Value::Null
}

    pub fn handle_order(&mut self, mut client: Value, mut message: Value) -> Value {
        let __pro_message_arc: std::sync::Arc<indexmap::IndexMap<String, Value>> = (match &message { Value::Dict(__d) => __d.clone(), _ => std::sync::Arc::new(indexmap::IndexMap::new()) });
        let __pro_message: &indexmap::IndexMap<String, Value> = &__pro_message_arc;
        //
        //  update (verbose)
        //
        //    {
        //        "feed": "open_orders_verbose",
        //        "order": {
        //            "instrument": "PI_XBTUSD",
        //            "time": 1567597581495,
        //            "last_update_time": 1567597581495,
        //            "qty": 102.0,
        //            "filled": 0.0,
        //            "limit_price": 10601.0,
        //            "stop_price": 0.0,
        //            "type": "limit",
        //            "order_id": "fa9806c9-cba9-4661-9f31-8c5fd045a95d",
        //            "direction": 0,
        //            "reduce_only": false
        //        },
        //        "is_cancel": true,
        //        "reason": "post_order_failed_because_it_would_be_filled"
        //    }
        //
        // update
        //
        //    {
        //        "feed": "open_orders",
        //        "order": {
        //          "instrument": "PI_XBTUSD",
        //          "time": 1567702877410,
        //          "last_update_time": 1567702877410,
        //          "qty": 304.0,
        //          "filled": 0.0,
        //          "limit_price": 10640.0,
        //          "stop_price": 0.0,
        //          "type": "limit",
        //          "order_id": "59302619-41d2-4f0b-941f-7e7914760ad3",
        //          "direction": 1,
        //          "reduce_only": true
        //        },
        //        "is_cancel": false,
        //        "reason": "new_placed_order_by_user"
        //    }
        //    {
        //        "feed": "open_orders",
        //        "order_id": "ea8a7144-37db-449b-bb4a-b53c814a0f43",
        //        "is_cancel": true,
        //        "reason": "cancelled_by_user"
        //    }
        //
        //     {
        //         "feed": 'open_orders',
        //         "order": {
        //         "instrument": 'PF_XBTUSD',
        //         "time": 1698159920097,
        //         "last_update_time": 1699835622988,
        //         "qty": 1.1,
        //         "filled": 0,
        //         "limit_price": 20000,
        //         "stop_price": 0,
        //         "type": 'limit',
        //         "order_id": '0eaf02b0-855d-4451-a3b7-e2b3070c1fa4',
        //         "direction": 0,
        //         "reduce_only": false
        //         },
        //         "is_cancel": false,
        //         "reason": 'edited_by_user'
        //     }
        //
        let mut orders: Value = self.orders.clone();
        if (orders == Value::Null) {
            let mut limit: Value = self.safe_integer_k(self.options.clone(), "ordersLimit", &[]);
            orders = ArrayCacheBySymbolById::new(limit);
            self.orders = orders.clone();
        }
        let mut order: Value = (match __pro_message.get("order").cloned() { Some(__v) if matches!(__v, Value::Dict(_)) => __v, _ => Value::Null });
        if (order != Value::Null) {
            let mut marketId: Value = self.safe_string_k(order.clone(), "instrument", &[]);
            let mut feed: Value = (match __pro_message.get("feed").cloned() { Some(Value::Str(__s)) if !__s.is_empty() => Value::Str(__s), Some(Value::Int(__n)) => Value::Str(__n.to_string().into()), Some(Value::Float(__f)) => Value::Str(__f.to_string().into()), _ => Value::Null });
            let mut messageHash: Value = Value::Str("orders".into());
            if (feed.as_str() == Some("open_orders_verbose")) {
                messageHash = Value::Str("orders:verbose".into());
            }
            let mut symbol: Value = self.safe_symbol(marketId, &[]);
            let mut orderId: Value = self.safe_string_k(order.clone(), "order_id", &[]);
            let mut previousOrders: Value = self.safe_dict(orders.hashmap(), symbol.clone(), &[Value::Map({
                let mut m = indexmap::IndexMap::new();
                m
            })]);
            let mut previousOrder: Value = self.safe_dict(previousOrders, orderId, &[]);
            let mut reason: Value = (match __pro_message.get("reason").cloned() { Some(Value::Str(__s)) if !__s.is_empty() => Value::Str(__s), Some(Value::Int(__n)) => Value::Str(__n.to_string().into()), Some(Value::Float(__f)) => Value::Str(__f.to_string().into()), _ => Value::Null });
            if (previousOrder == Value::Null) || (reason.as_str() == Some("edited_by_user")) {
                let mut parsed: Value = self.parse_ws_order(order.clone(), &[]);
                orders.append(parsed);
                client.resolve(&[orders.clone(), messageHash.clone()]);
                client.resolve(&[orders.clone(), Value::Str(format!("{}{}", Value::Str(format!("{}{}", messageHash, Value::Str(":".into())).into()), symbol).into())]);
            }  else {
                let mut trade: Value = self.parse_ws_trade(order, &[]);
                if (previousOrder.as_map().and_then(|__m| __m.get("trades")).cloned().unwrap_or(Value::Null) == Value::Null) {
                    add_element_to_object(&mut previousOrder, &Value::Str("trades".into()), Value::from(vec![]));
                }
                crate::runtime::append_to_object_array(&mut previousOrder, &Value::Str("trades".into()), trade.clone());
                add_element_to_object(&mut previousOrder, &Value::Str("lastTradeTimestamp".into()), trade.as_map().and_then(|__m| __m.get("timestamp")).cloned().unwrap_or(Value::Null));
                let mut totalCost: Value = Value::Str("0".into());
                let mut totalAmount: Value = Value::Str("0".into());
                let mut trades: Value = previousOrder.as_map().and_then(|__m| __m.get("trades")).cloned().unwrap_or(Value::Null);
                {
                                        let mut i: Value = Value::Int(0);
                    let mut __for_first_444: bool = true;
                    while { if !__for_first_444 { i = (match (&(i), &(Value::Int(1))) { (Value::Int(x), Value::Int(y)) => Value::Int(x + y), (Value::Int(x), Value::Float(y)) => Value::Float(*x as f64 + *y), (Value::Float(x), Value::Int(y)) => Value::Float(*x + *y as f64), (Value::Float(x), Value::Float(y)) => Value::Float(x + y), _ => Value::Null }); } __for_first_444 = false; i.as_f64().unwrap_or(f64::NAN) < get_array_length(&trades).as_f64().unwrap_or(f64::NAN) } {
                    let mut currentTrade: Value = get_value(&trades, &i);
                    let mut currentTrade: Value = get_value(&trades, &i);
                    totalCost = crate::precise::Precise::stringAdd(&totalCost, &self.number_to_string(crate::value::get_value_k(&currentTrade, "cost")));
                    totalAmount = crate::precise::Precise::stringAdd(&totalAmount, &self.number_to_string(crate::value::get_value_k(&currentTrade, "amount")));
                }
                }
                if is_true(&crate::precise::Precise::stringGt(&totalAmount, &Value::Str("0".into()))) {
                    add_element_to_object(&mut previousOrder, &Value::Str("average".into()), crate::precise::Precise::stringDiv(&totalCost, &totalAmount));
                }
                add_element_to_object(&mut previousOrder, &Value::Str("cost".into()), totalCost);
                let mut filledString: Value = self.number_to_string(trade.as_map().and_then(|__m| __m.get("amount")).cloned().unwrap_or(Value::Null));
                let mut stringOrderFilled: Value = self.safe_string_k(previousOrder.clone(), "filled", &[Value::Str("0".into())]);
                let mut totalFilled: Value = crate::precise::Precise::stringAdd(&stringOrderFilled, &filledString);
                add_element_to_object(&mut previousOrder, &Value::Str("filled".into()), totalFilled.clone());
                let mut prevAmountString: Value = self.safe_string_k(previousOrder.clone(), "amount", &[]);
                let mut remaining: Value = crate::precise::Precise::stringSub(&prevAmountString, &totalFilled);
                add_element_to_object(&mut previousOrder, &Value::Str("remaining".into()), remaining);
                if (previousOrder.as_map().and_then(|__m| __m.get("fee")).cloned().unwrap_or(Value::Null) == Value::Null) {
                    add_element_to_object(&mut previousOrder, &Value::Str("fee".into()), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("rate".to_string(), Value::Null);
        m.insert("cost".to_string(), Value::Str("0".into()));
        m.insert("currency".to_string(), self.number_to_string(self.safe_string(trade.as_map().and_then(|__m| __m.get("fee")).cloned().unwrap_or(Value::Null), Value::Str("currency".into()), &[])));
    m
}));
                }
                if (crate::value::get_value_k(&previousOrder.as_map().and_then(|__m| __m.get("fee")).cloned().unwrap_or(Value::Null), "cost") != Value::Null) && (self.safe_number(trade.as_map().and_then(|__m| __m.get("fee")).cloned().unwrap_or(Value::Null), Value::Str("cost".into()), &[]) != Value::Null) {
                    let mut stringOrderCost: Value = self.number_to_string(crate::value::get_value_k(&previousOrder.as_map().and_then(|__m| __m.get("fee")).cloned().unwrap_or(Value::Null), "cost"));
                    let mut stringTradeCost: Value = self.number_to_string(self.safe_number(trade.as_map().and_then(|__m| __m.get("fee")).cloned().unwrap_or(Value::Null), Value::Str("cost".into()), &[]));
                    add_element_to_object(get_value_mut(&mut previousOrder, &Value::Str("fee".into())), &Value::Str("cost".into()), crate::precise::Precise::stringAdd(&stringOrderCost, &stringTradeCost));
                }
                // update the newUpdates count
                orders.append(self.safe_order(previousOrder, &[]));
                client.resolve(&[orders.clone(), Value::Str(format!("{}{}", Value::Str(format!("{}{}", messageHash, Value::Str(":".into())).into()), symbol).into())]);
                client.resolve(&[orders.clone(), messageHash.clone()]);
            }
        }  else {
            let mut isCancel: Value = (match __pro_message.get("is_cancel").cloned() { Some(__v) if matches!(__v, Value::Bool(_)) => __v, _ => Value::Null });
            if (isCancel.as_bool() == Some(true)) {
                // Kraken documents is_cancel as "fully filled, cancelled, or
                // rejected". Derive unified status from `reason` instead of
                // mapping every removal to canceled. Preserve reason on info
                // so consumers can tell a user cancel from liquidation, etc.
                let mut reason: Value = (match __pro_message.get("reason").cloned() { Some(Value::Str(__s)) if !__s.is_empty() => Value::Str(__s), Some(Value::Int(__n)) => Value::Str(__n.to_string().into()), Some(Value::Float(__f)) => Value::Str(__f.to_string().into()), _ => Value::Null });
                let mut status: Value = Value::Str("canceled".into());
                if (reason.as_str() == Some("full_fill")) {
                    status = Value::Str("closed".into());
                }
                let mut feed: Value = (match __pro_message.get("feed").cloned() { Some(Value::Str(__s)) if !__s.is_empty() => Value::Str(__s), Some(Value::Int(__n)) => Value::Str(__n.to_string().into()), Some(Value::Float(__f)) => Value::Str(__f.to_string().into()), _ => Value::Null });
                let mut messageHash: Value = Value::Str("orders".into());
                if (feed.as_str() == Some("open_orders_verbose")) {
                    messageHash = Value::Str("orders:verbose".into());
                }
                {
                                        let mut i: Value = Value::Int(0);
                    let mut __for_first_445: bool = true;
                    while { if !__for_first_445 { i = (match (&(i), &(Value::Int(1))) { (Value::Int(x), Value::Int(y)) => Value::Int(x + y), (Value::Int(x), Value::Float(y)) => Value::Float(*x as f64 + *y), (Value::Float(x), Value::Int(y)) => Value::Float(*x + *y as f64), (Value::Float(x), Value::Float(y)) => Value::Float(x + y), _ => Value::Null }); } __for_first_445 = false; i.as_f64().unwrap_or(f64::NAN) < get_array_length(&orders).as_f64().unwrap_or(f64::NAN) } {
                    let mut currentOrder: Value = get_value(&orders, &i);
                    let mut currentOrder: Value = get_value(&orders, &i);
                    if is_equal(&crate::value::get_value_k(&currentOrder, "id"), &message.as_map().and_then(|__m| __m.get("order_id")).cloned().unwrap_or(Value::Null)) {
                        let __ws_arg_0 = self.safe_dict_k(currentOrder.clone(), "info", &[Value::Map({
                            let mut m = indexmap::IndexMap::new();
                            m
                        })]);
                        let mut info: Value = self.extend(__ws_arg_0, &[Value::Map({
                            let mut m = indexmap::IndexMap::new();
                                m.insert("reason".to_string(), reason.clone());
                            m
                        })]);
                        add_element_to_object(&mut orders, &i, self.extend(currentOrder.clone(), &[Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("status".to_string(), status.clone());
        m.insert("info".to_string(), info);
    m
})]));
                        client.resolve(&[orders.clone(), messageHash.clone()]);
                        client.resolve(&[orders.clone(), add(&Value::Str(format!("{}{}", messageHash, Value::Str(":".into())).into()), &crate::value::get_value_k(&currentOrder, "symbol"))]);
                        break;
                    }
                }
                }
            }
        }
        return message;

    Value::Null
}

    pub fn handle_order_snapshot(&mut self, mut client: Value, mut message: Value) {
        let __message_empty = indexmap::IndexMap::new();
        let message = message.as_map().unwrap_or(&__message_empty);
        //
        // verbose
        //
        //    {
        //        "feed": "open_orders_verbose_snapshot",
        //        "account": "0f9c23b8-63e2-40e4-9592-6d5aa57c12ba",
        //        "orders": [
        //            {
        //                "instrument": "PI_XBTUSD",
        //                "time": 1567428848005,
        //                "last_update_time": 1567428848005,
        //                "qty": 100.0,
        //                "filled": 0.0,
        //                "limit_price": 8500.0,
        //                "stop_price": 0.0,
        //                "type": "limit",
        //                "order_id": "566942c8-a3b5-4184-a451-622b09493129",
        //                "direction": 0,
        //                "reduce_only": false
        //            },
        //            ...
        //        ]
        //    }
        //
        // regular
        //
        //    {
        //        "feed": "open_orders_snapshot",
        //        "account": "e258dba9-4dd4-4da5-bfef-75beb91c098e",
        //        "orders": [
        //            {
        //                "instrument": "PI_XBTUSD",
        //                "time": 1612275024153,
        //                "last_update_time": 1612275024153,
        //                "qty": 1000,
        //                "filled": 0,
        //                "limit_price": 34900,
        //                "stop_price": 13789,
        //                "type": "stop",
        //                "order_id": "723ba95f-13b7-418b-8fcf-ab7ba6620555",
        //                "direction": 1,
        //                "reduce_only": false,
        //                "triggerSignal": "last"
        //            },
        //            ...
        //        ]
        //    }
        let mut orders: Value = (match message.get("orders") { Some(__v) if matches!(__v, Value::Arr(_)) => __v.clone(), _ => Value::from(vec![]) });
        let mut limit: Value = self.safe_integer_k(self.options.clone(), "ordersLimit", &[]);
        self.orders = ArrayCacheBySymbolById::new(limit);
        let mut feed: Option<String> = (match message.get("feed") { Some(Value::Str(__s)) if !__s.is_empty() => Value::Str(__s.clone()), Some(Value::Int(__n)) => Value::Str(__n.to_string().into()), Some(Value::Float(__f)) => Value::Str(__f.to_string().into()), _ => Value::Null }).as_str().map(str::to_owned);
        let mut messageHash: Value = Value::Str("orders".into());
        if (feed.as_deref() == Some("open_orders_verbose_snapshot")) {
            messageHash = Value::Str("orders:verbose".into());
        }
        let mut symbols: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
            m
        });
        let mut cachedOrders: Value = self.orders.clone();
        {
                        let mut i: Value = Value::Int(0);
            let mut __for_first_446: bool = true;
            while { if !__for_first_446 { i = (match (&(i), &(Value::Int(1))) { (Value::Int(x), Value::Int(y)) => Value::Int(x + y), (Value::Int(x), Value::Float(y)) => Value::Float(*x as f64 + *y), (Value::Float(x), Value::Int(y)) => Value::Float(*x + *y as f64), (Value::Float(x), Value::Float(y)) => Value::Float(x + y), _ => Value::Null }); } __for_first_446 = false; i.as_f64().unwrap_or(f64::NAN) < ((orders.len() as i64) as f64) } {
            let mut order: Value = orders.as_array().and_then(|__arr| match &i { Value::Int(__n) => __arr.get(*__n as usize), Value::Str(__s) => __s.parse::<usize>().ok().and_then(|__n| __arr.get(__n)), _ => None }).cloned().unwrap_or(Value::Null);
            let mut parsed: Value = self.parse_ws_order(order, &[]);
            let mut symbol: Value = parsed.as_map().and_then(|__m| __m.get("symbol")).cloned().unwrap_or(Value::Null);
            if (symbol != Value::Null) {
                if let Value::Dict(__d) = &mut symbols { std::sync::Arc::make_mut(__d).insert(crate::runtime::stringify_param(&symbol), Value::Bool(true)); }
            }
            cachedOrders.append(parsed);
        }
        }
        let mut length: Value = get_array_length(&self.orders);
        if length.as_f64().unwrap_or(f64::NAN) > ((0i64) as f64) {
            client.resolve(&[self.orders.clone(), messageHash.clone()]);
            let mut keys: Value = object_keys(&symbols);
            {
                                let mut i: Value = Value::Int(0);
                let mut __for_first_447: bool = true;
                while { if !__for_first_447 { i = (match (&(i), &(Value::Int(1))) { (Value::Int(x), Value::Int(y)) => Value::Int(x + y), (Value::Int(x), Value::Float(y)) => Value::Float(*x as f64 + *y), (Value::Float(x), Value::Int(y)) => Value::Float(*x + *y as f64), (Value::Float(x), Value::Float(y)) => Value::Float(x + y), _ => Value::Null }); } __for_first_447 = false; i.as_f64().unwrap_or(f64::NAN) < ((keys.len() as i64) as f64) } {
                let mut symbol: Value = keys.as_array().and_then(|__arr| match &i { Value::Int(__n) => __arr.get(*__n as usize), Value::Str(__s) => __s.parse::<usize>().ok().and_then(|__n| __arr.get(__n)), _ => None }).cloned().unwrap_or(Value::Null);
                let mut symbolMessageHash: Value = Value::Str(format!("{}{}", Value::Str(format!("{}{}", messageHash, Value::Str(":".into())).into()), symbol).into());
                client.resolve(&[self.orders.clone(), symbolMessageHash]);
            }
            }
        }
}

    pub fn parse_ws_order(&self, mut order: Value, optional_args: &[Value]) -> Value {
        let mut market = get_arg(optional_args, 0, Value::Null);
        //
        // update
        //
        //    {
        //        "feed": "open_orders_verbose",
        //        "order": {
        //            "instrument": "PI_XBTUSD",
        //            "time": 1567597581495,
        //            "last_update_time": 1567597581495,
        //            "qty": 102.0,
        //            "filled": 0.0,
        //            "limit_price": 10601.0,
        //            "stop_price": 0.0,
        //            "type": "limit",
        //            "order_id": "fa9806c9-cba9-4661-9f31-8c5fd045a95d",
        //            "direction": 0,
        //            "reduce_only": false
        //        },
        //        "is_cancel": true,
        //        "reason": "post_order_failed_because_it_would_be_filled"
        //    }
        //
        // snapshot
        //
        //    {
        //        "instrument": "PI_XBTUSD",
        //        "time": 1567597581495,
        //        "last_update_time": 1567597581495,
        //        "qty": 102.0,
        //        "filled": 0.0,
        //        "limit_price": 10601.0,
        //        "stop_price": 0.0,
        //        "type": "limit",
        //        "order_id": "fa9806c9-cba9-4661-9f31-8c5fd045a95d",
        //        "direction": 0,
        //        "reduce_only": false
        //    }
        //
        let mut isCancelled: Value = self.safe_bool_k(order.clone(), "is_cancel", &[]);
        let mut unparsedOrder: Value = order.clone();
        let mut status: Value = Value::Null;
        if (isCancelled != Value::Null) {
            unparsedOrder = self.safe_value_k(order.clone(), "order", &[]);
            if (isCancelled.as_bool() == Some(true)) {
                status = Value::Str("cancelled".into());
            }
        }
        let mut marketId: Value = self.safe_string_k(unparsedOrder.clone(), "instrument", &[]);
        let mut timestamp: Value = self.safe_string_k(unparsedOrder.clone(), "time", &[]);
        let mut direction: Option<i64> = self.safe_integer_k(unparsedOrder.clone(), "direction", &[]).as_i64();
        return self.safe_order(Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("info".to_string(), order);
        m.insert("symbol".to_string(), self.safe_symbol(marketId, &[market]));
        m.insert("id".to_string(), self.safe_string_k(unparsedOrder.clone(), "order_id", &[]));
        m.insert("clientOrderId".to_string(), Value::Null);
        m.insert("timestamp".to_string(), timestamp.clone());
        m.insert("datetime".to_string(), self.iso8601(timestamp));
        m.insert("lastTradeTimestamp".to_string(), Value::Null);
        m.insert("type".to_string(), self.safe_string_k(unparsedOrder.clone(), "type", &[]));
        m.insert("timeInForce".to_string(), Value::Null);
        m.insert("postOnly".to_string(), Value::Null);
        m.insert("side".to_string(), (if (direction == Some(0)) { Value::Str("buy".into()) } else { Value::Str("sell".into()) }));
        m.insert("price".to_string(), self.safe_string_k(unparsedOrder.clone(), "limit_price", &[]));
        m.insert("stopPrice".to_string(), self.safe_string_k(unparsedOrder.clone(), "stop_price", &[]));
        m.insert("triggerPrice".to_string(), self.safe_string_k(unparsedOrder.clone(), "stop_price", &[]));
        m.insert("amount".to_string(), Value::Null);
        m.insert("cost".to_string(), Value::Null);
        m.insert("average".to_string(), Value::Null);
        m.insert("filled".to_string(), self.safe_string_k(unparsedOrder.clone(), "filled", &[]));
        m.insert("remaining".to_string(), self.safe_string_k(unparsedOrder, "qty", &[]));
        m.insert("status".to_string(), status);
        m.insert("fee".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("rate".to_string(), Value::Null);
        m.insert("cost".to_string(), Value::Null);
        m.insert("currency".to_string(), Value::Null);
    m
}));
        m.insert("trades".to_string(), Value::Null);
    m
}), &[]);

    Value::Null
}

    pub fn handle_ticker(&mut self, mut client: Value, mut message: Value) {
        let __pro_message_arc: std::sync::Arc<indexmap::IndexMap<String, Value>> = (match &message { Value::Dict(__d) => __d.clone(), _ => std::sync::Arc::new(indexmap::IndexMap::new()) });
        let __pro_message: &indexmap::IndexMap<String, Value> = &__pro_message_arc;
        //
        //    {
        //        "time": 1680811086487,
        //        "product_id": "PI_XBTUSD",
        //        "funding_rate": 7.792297e-12,
        //        "funding_rate_prediction": -4.2671095e-11,
        //        "relative_funding_rate": 2.18013888889e-7,
        //        "relative_funding_rate_prediction": -0.0000011974,
        //        "next_funding_rate_time": 1680811200000,
        //        "feed": "ticker",
        //        "bid": 28060,
        //        "ask": 28070,
        //        "bid_size": 2844,
        //        "ask_size": 1902,
        //        "volume": 19628180,
        //        "dtm": 0,
        //        "leverage": "50x",
        //        "index": 28062.14,
        //        "premium": 0,
        //        "last": 28053.5,
        //        "change": -0.7710945651981715,
        //        "suspended": false,
        //        "tag": "perpetual",
        //        "pair": "XBT:USD",
        //        "openInterest": 28875946,
        //        "markPrice": 28064.92082724592,
        //        "maturityTime": 0,
        //        "post_only": false,
        //        "volumeQuote": 19628180
        //    }
        //
        let mut marketId: Option<String> = (match __pro_message.get("product_id").cloned() { Some(Value::Str(__s)) if !__s.is_empty() => Value::Str(__s), Some(Value::Int(__n)) => Value::Str(__n.to_string().into()), Some(Value::Float(__f)) => Value::Str(__f.to_string().into()), _ => Value::Null }).as_str().map(str::to_owned);
        if (marketId.is_some()) {
            let mut ticker: Value = self.parse_ws_ticker(message, &[]);
            let mut symbol: Value = ticker.as_map().and_then(|__m| __m.get("symbol")).cloned().unwrap_or(Value::Null);
            if (symbol != Value::Null) {
                if let Value::Dict(__d) = &mut self.tickers { std::sync::Arc::make_mut(__d).insert(crate::runtime::stringify_param(&symbol), ticker.clone()); }
            }
            let mut messageHash: Value = self.get_message_hash(Value::Str("ticker".into()), &[Value::Null, symbol]);
            client.resolve(&[ticker, messageHash]);
        }
}

    pub fn handle_bid_ask(&mut self, mut client: Value, mut message: Value) {
        let __pro_message_arc: std::sync::Arc<indexmap::IndexMap<String, Value>> = (match &message { Value::Dict(__d) => __d.clone(), _ => std::sync::Arc::new(indexmap::IndexMap::new()) });
        let __pro_message: &indexmap::IndexMap<String, Value> = &__pro_message_arc;
        //
        //    {
        //        "feed": "ticker_lite",
        //        "product_id": "FI_ETHUSD_210625",
        //        "bid": 1753.45,
        //        "ask": 1760.35,
        //        "change": 13.448175559936647,
        //        "premium": 9.1,
        //        "volume": 6899673.0,
        //        "tag": "semiannual",
        //        "pair": "ETH:USD",
        //        "dtm": 141,
        //        "maturityTime": 1624633200000,
        //        "volumeQuote": 6899673.0
        //    }
        //
        let mut marketId: Option<String> = (match __pro_message.get("product_id").cloned() { Some(Value::Str(__s)) if !__s.is_empty() => Value::Str(__s), Some(Value::Int(__n)) => Value::Str(__n.to_string().into()), Some(Value::Float(__f)) => Value::Str(__f.to_string().into()), _ => Value::Null }).as_str().map(str::to_owned);
        if (marketId.is_some()) {
            let mut ticker: Value = self.parse_ws_ticker(message, &[]);
            let mut symbol: Value = ticker.as_map().and_then(|__m| __m.get("symbol")).cloned().unwrap_or(Value::Null);
            if (symbol != Value::Null) {
                if let Value::Dict(__d) = &mut self.bidsasks { std::sync::Arc::make_mut(__d).insert(crate::runtime::stringify_param(&symbol), ticker.clone()); }
            }
            let mut messageHash: Value = self.get_message_hash(Value::Str("bidask".into()), &[Value::Null, symbol]);
            client.resolve(&[ticker, messageHash]);
        }
}

    pub fn parse_ws_ticker(&self, mut ticker: Value, optional_args: &[Value]) -> Value {
        let mut market = get_arg(optional_args, 0, Value::Null);
        //
        //    {
        //        "time": 1680811086487,
        //        "product_id": "PI_XBTUSD",
        //        "funding_rate": 7.792297e-12,
        //        "funding_rate_prediction": -4.2671095e-11,
        //        "relative_funding_rate": 2.18013888889e-7,
        //        "relative_funding_rate_prediction": -0.0000011974,
        //        "next_funding_rate_time": 1680811200000,
        //        "feed": "ticker",
        //        "bid": 28060,
        //        "ask": 28070,
        //        "bid_size": 2844,
        //        "ask_size": 1902,
        //        "volume": 19628180,
        //        "dtm": 0,
        //        "leverage": "50x",
        //        "index": 28062.14,
        //        "premium": 0,
        //        "last": 28053.5,
        //        "change": -0.7710945651981715,
        //        "suspended": false,
        //        "tag": "perpetual",
        //        "pair": "XBT:USD",
        //        "openInterest": 28875946,
        //        "markPrice": 28064.92082724592,
        //        "maturityTime": 0,
        //        "post_only": false,
        //        "volumeQuote": 19628180
        //    }
        //
        // ticker_lite
        //
        //    {
        //        "feed": "ticker_lite",
        //        "product_id": "FI_ETHUSD_210625",
        //        "bid": 1753.45,
        //        "ask": 1760.35,
        //        "change": 13.448175559936647,
        //        "premium": 9.1,
        //        "volume": 6899673.0,
        //        "tag": "semiannual",
        //        "pair": "ETH:USD",
        //        "dtm": 141,
        //        "maturityTime": 1624633200000,
        //        "volumeQuote": 6899673.0
        //    }
        //
        let mut marketId: Value = self.safe_string_k(ticker.clone(), "product_id", &[]);
        let mut marketResolved: Value = self.safe_market(&[marketId, market.clone()]);
        market = marketResolved.clone();
        let mut symbol: Value = marketResolved.as_map().and_then(|__m| __m.get("symbol")).cloned().unwrap_or(Value::Null);
        let mut timestamp: Value = self.parse8601(self.safe_string_k(ticker.clone(), "lastTime", &[]));
        let mut last: Value = self.safe_string_k(ticker.clone(), "last", &[]);
        return self.safe_ticker(Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("info".to_string(), ticker.clone());
        m.insert("symbol".to_string(), symbol);
        m.insert("timestamp".to_string(), timestamp.clone());
        m.insert("datetime".to_string(), self.iso8601(timestamp));
        m.insert("high".to_string(), Value::Null);
        m.insert("low".to_string(), Value::Null);
        m.insert("bid".to_string(), self.safe_string_k(ticker.clone(), "bid", &[]));
        m.insert("bidVolume".to_string(), self.safe_string_k(ticker.clone(), "bid_size", &[]));
        m.insert("ask".to_string(), self.safe_string_k(ticker.clone(), "ask", &[]));
        m.insert("askVolume".to_string(), self.safe_string_k(ticker.clone(), "ask_size", &[]));
        m.insert("vwap".to_string(), Value::Null);
        m.insert("open".to_string(), Value::Null);
        m.insert("close".to_string(), last.clone());
        m.insert("last".to_string(), last);
        m.insert("previousClose".to_string(), Value::Null);
        m.insert("change".to_string(), self.safe_string_k(ticker.clone(), "change", &[]));
        m.insert("percentage".to_string(), Value::Null);
        m.insert("average".to_string(), Value::Null);
        m.insert("baseVolume".to_string(), self.safe_string_k(ticker.clone(), "volume", &[]));
        m.insert("quoteVolume".to_string(), self.safe_string_k(ticker.clone(), "volumeQuote", &[]));
        m.insert("markPrice".to_string(), self.safe_string_k(ticker.clone(), "markPrice", &[]));
        m.insert("indexPrice".to_string(), self.safe_string_k(ticker, "index", &[]));
    m
}), &[]);

    Value::Null
}

    pub fn handle_order_book_snapshot(&mut self, mut client: Value, mut message: Value) {
        let __pro_message_arc: std::sync::Arc<indexmap::IndexMap<String, Value>> = (match &message { Value::Dict(__d) => __d.clone(), _ => std::sync::Arc::new(indexmap::IndexMap::new()) });
        let __pro_message: &indexmap::IndexMap<String, Value> = &__pro_message_arc;
        //
        //    {
        //        "feed": "book_snapshot",
        //        "product_id": "PI_XBTUSD",
        //        "timestamp": 1612269825817,
        //        "seq": 326072249,
        //        "tickSize": null,
        //        "bids": [
        //            {
        //                "price": 34892.5,
        //                "qty": 6385
        //            },
        //            {
        //                "price": 34892,
        //                "qty": 10924
        //            },
        //        ],
        //        "asks": [
        //            {
        //                "price": 34911.5,
        //                "qty": 20598
        //            },
        //            {
        //                "price": 34912,
        //                "qty": 2300
        //            },
        //        ]
        //    }
        //
        let mut marketId: Value = (match __pro_message.get("product_id").cloned() { Some(Value::Str(__s)) if !__s.is_empty() => Value::Str(__s), Some(Value::Int(__n)) => Value::Str(__n.to_string().into()), Some(Value::Float(__f)) => Value::Str(__f.to_string().into()), _ => Value::Null });
        let mut market: Value = self.safe_market(&[marketId]);
        let mut symbol: Value = market.as_map().and_then(|__m| __m.get("symbol")).cloned().unwrap_or(Value::Null);
        let mut messageHash: Value = self.get_message_hash(Value::Str("orderbook".into()), &[Value::Null, symbol.clone()]);
        let mut subscription: Value = self.safe_dict(get_value(&client, &Value::Str("subscriptions".into())), messageHash.clone(), &[Value::Map({
            let mut m = indexmap::IndexMap::new();
            m
        })]);
        let mut limit: Value = self.safe_integer_k(subscription, "limit", &[]);
        let mut timestamp: Value = self.safe_integer_k(message, "timestamp", &[]);
        { let __be_tmp = self.order_book(&[Value::Map({
    let mut m = indexmap::IndexMap::new();
    m
}), limit]); if let Value::Dict(__d) = &mut self.orderbooks { std::sync::Arc::make_mut(__d).insert(crate::runtime::stringify_param(&symbol), __be_tmp); } }
        let mut orderbook: Value = get_value(&self.orderbooks, &symbol);
        let mut bids: Value = (match __pro_message.get("bids").cloned() { Some(__v) if matches!(__v, Value::Arr(_)) => __v, _ => Value::Null });
        if (bids == Value::Null) {
            return;
        }
        let mut asks: Value = (match __pro_message.get("asks").cloned() { Some(__v) if matches!(__v, Value::Arr(_)) => __v, _ => Value::Null });
        if (asks == Value::Null) {
            return;
        }
        {
                        let mut i: Value = Value::Int(0);
            let mut __for_first_448: bool = true;
            while { if !__for_first_448 { i = (match (&(i), &(Value::Int(1))) { (Value::Int(x), Value::Int(y)) => Value::Int(x + y), (Value::Int(x), Value::Float(y)) => Value::Float(*x as f64 + *y), (Value::Float(x), Value::Int(y)) => Value::Float(*x + *y as f64), (Value::Float(x), Value::Float(y)) => Value::Float(x + y), _ => Value::Null }); } __for_first_448 = false; i.as_f64().unwrap_or(f64::NAN) < ((bids.len() as i64) as f64) } {
            let mut bid: Value = bids.as_array().and_then(|__arr| match &i { Value::Int(__n) => __arr.get(*__n as usize), Value::Str(__s) => __s.parse::<usize>().ok().and_then(|__n| __arr.get(__n)), _ => None }).cloned().unwrap_or(Value::Null);
            let mut price: Value = self.safe_number_k(bid.clone(), "price", &[]);
            let mut qty: Value = self.safe_number_k(bid, "qty", &[]);
            let mut bidsSide: Value = get_value(&orderbook, &Value::Str("bids".into()));
            bidsSide.store(price.clone(), qty.clone());
        }
        }
        {
                        let mut i: Value = Value::Int(0);
            let mut __for_first_449: bool = true;
            while { if !__for_first_449 { i = (match (&(i), &(Value::Int(1))) { (Value::Int(x), Value::Int(y)) => Value::Int(x + y), (Value::Int(x), Value::Float(y)) => Value::Float(*x as f64 + *y), (Value::Float(x), Value::Int(y)) => Value::Float(*x + *y as f64), (Value::Float(x), Value::Float(y)) => Value::Float(x + y), _ => Value::Null }); } __for_first_449 = false; i.as_f64().unwrap_or(f64::NAN) < ((asks.len() as i64) as f64) } {
            let mut ask: Value = asks.as_array().and_then(|__arr| match &i { Value::Int(__n) => __arr.get(*__n as usize), Value::Str(__s) => __s.parse::<usize>().ok().and_then(|__n| __arr.get(__n)), _ => None }).cloned().unwrap_or(Value::Null);
            let mut price: Value = self.safe_number_k(ask.clone(), "price", &[]);
            let mut qty: Value = self.safe_number_k(ask, "qty", &[]);
            let mut asksSide: Value = get_value(&orderbook, &Value::Str("asks".into()));
            asksSide.store(price, qty);
        }
        }
        add_element_to_object(&mut orderbook, &Value::Str("timestamp".into()), timestamp.clone());
        add_element_to_object(&mut orderbook, &Value::Str("datetime".into()), self.iso8601(timestamp));
        add_element_to_object(&mut orderbook, &Value::Str("symbol".into()), symbol);
        client.resolve(&[orderbook, messageHash]);
}

    pub fn handle_order_book(&self, mut client: Value, mut message: Value) {
        let __pro_message_arc: std::sync::Arc<indexmap::IndexMap<String, Value>> = (match &message { Value::Dict(__d) => __d.clone(), _ => std::sync::Arc::new(indexmap::IndexMap::new()) });
        let __pro_message: &indexmap::IndexMap<String, Value> = &__pro_message_arc;
        //
        //    {
        //        "feed": "book",
        //        "product_id": "PI_XBTUSD",
        //        "side": "sell",
        //        "seq": 326094134,
        //        "price": 34981,
        //        "qty": 0,
        //        "timestamp": 1612269953629
        //    }
        //
        let mut marketId: Value = (match __pro_message.get("product_id").cloned() { Some(Value::Str(__s)) if !__s.is_empty() => Value::Str(__s), Some(Value::Int(__n)) => Value::Str(__n.to_string().into()), Some(Value::Float(__f)) => Value::Str(__f.to_string().into()), _ => Value::Null });
        let mut market: Value = self.safe_market(&[marketId]);
        let mut symbol: Value = market.as_map().and_then(|__m| __m.get("symbol")).cloned().unwrap_or(Value::Null);
        let mut messageHash: Value = self.get_message_hash(Value::Str("orderbook".into()), &[Value::Null, symbol.clone()]);
        let mut orderbook: Value = get_value(&self.orderbooks, &symbol);
        let mut side: Option<String> = (match __pro_message.get("side").cloned() { Some(Value::Str(__s)) if !__s.is_empty() => Value::Str(__s), Some(Value::Int(__n)) => Value::Str(__n.to_string().into()), Some(Value::Float(__f)) => Value::Str(__f.to_string().into()), _ => Value::Null }).as_str().map(str::to_owned);
        let mut price: Value = (match __pro_message.get("price").cloned() { Some(Value::Float(__f)) => Value::Float(__f), Some(Value::Int(__n)) => Value::Float(__n as f64), Some(Value::Str(__s)) if !__s.is_empty() => match __s.parse::<f64>() { Ok(__f) => Value::Float(__f), Err(_) => Value::Null }, _ => Value::Null });
        let mut qty: Value = (match __pro_message.get("qty").cloned() { Some(Value::Float(__f)) => Value::Float(__f), Some(Value::Int(__n)) => Value::Float(__n as f64), Some(Value::Str(__s)) if !__s.is_empty() => match __s.parse::<f64>() { Ok(__f) => Value::Float(__f), Err(_) => Value::Null }, _ => Value::Null });
        let mut timestamp: Value = self.safe_integer_k(message, "timestamp", &[]);
        if (side.as_deref() == Some("sell")) {
            let mut asks: Value = get_value(&orderbook, &Value::Str("asks".into()));
            asks.store(price.clone(), qty.clone());
        }  else {
            let mut bids: Value = get_value(&orderbook, &Value::Str("bids".into()));
            bids.store(price, qty);
        }
        add_element_to_object(&mut orderbook, &Value::Str("timestamp".into()), timestamp.clone());
        add_element_to_object(&mut orderbook, &Value::Str("datetime".into()), self.iso8601(timestamp));
        client.resolve(&[orderbook, messageHash]);
}

    pub fn handle_balance(&mut self, mut client: Value, mut message: Value) {
        let __pro_message_arc: std::sync::Arc<indexmap::IndexMap<String, Value>> = (match &message { Value::Dict(__d) => __d.clone(), _ => std::sync::Arc::new(indexmap::IndexMap::new()) });
        let __pro_message: &indexmap::IndexMap<String, Value> = &__pro_message_arc;
        //
        // snapshot
        //
        //    {
        //        "feed": "balances_snapshot",
        //        "account": "4a012c31-df95-484a-9473-d51e4a0c4ae7",
        //        "holding": {
        //            "USDT": 4997.5012493753,
        //            "XBT": 0.1285407184,
        //            ...
        //        },
        //        "futures": {
        //            "F-ETH:EUR": {
        //                "name": "F-ETH:EUR",
        //                "pair": "ETH/EUR",
        //                "unit": "EUR",
        //                "portfolio_value": 0.0,
        //                "balance": 0.0,
        //                "maintenance_margin": 0.0,
        //                "initial_margin": 0.0,
        //                "available": 0.0,
        //                "unrealized_funding": 0.0,
        //                "pnl": 0.0
        //            },
        //            ...
        //        },
        //        "flex_futures": {
        //            "currencies": {
        //                "USDT": {
        //                    "quantity": 0.0,
        //                    "value": 0.0,
        //                    "collateral_value": 0.0,
        //                    "available": 0.0,
        //                    "haircut": 0.0,
        //                    "conversion_spread": 0.0
        //                },
        //                ...
        //            },
        //            "balance_value":0.0,
        //            "portfolio_value":0.0,
        //            "collateral_value":0.0,
        //            "initial_margin":0.0,
        //            "initial_margin_without_orders":0.0,
        //            "maintenance_margin":0.0,
        //            "pnl":0.0,
        //            "unrealized_funding":0.0,
        //            "total_unrealized":0.0,
        //            "total_unrealized_as_margin":0.0,
        //            "margin_equity":0.0,
        //            "available_margin":0.0
        //            "isolated":{
        //            },
        //            "cross":{
        //                "balance_value":9963.66,
        //                "portfolio_value":9963.66,
        //                "collateral_value":9963.66,
        //                "initial_margin":0.0,
        //                "initial_margin_without_orders":0.0,
        //                "maintenance_margin":0.0,
        //                "pnl":0.0,
        //                "unrealized_funding":0.0,
        //                "total_unrealized":0.0,
        //                "total_unrealized_as_margin":0.0,
        //                "margin_equity":9963.66,
        //                "available_margin":9963.66,
        //                "effective_leverage":0.0
        //            },
        //        },
        //        "timestamp":1640995200000,
        //        "seq":0
        //    }
        //
        // update
        //
        //    Holding Wallet
        //
        //    {
        //        "feed": "balances",
        //        "account": "7a641082-55c7-4411-a85f-930ec2e09617",
        //        "holding": {
        //            "USD": 5000.0
        //        },
        //        "futures": {},
        //        "timestamp": 1640995200000,
        //        "seq": 83
        //    }
        //
        //    Multi-Collateral
        //
        //    {
        //        "feed": "balances"
        //        "account": "7a641082-55c7-4411-a85f-930ec2e09617"
        //        "flex_futures": {
        //            "currencies": {
        //                "USDT": {
        //                    "quantity": 0.0,
        //                    "value": 0.0,
        //                    "collateral_value": 0.0,
        //                    "available": 0.0,
        //                    "haircut": 0.0,
        //                    "conversion_spread": 0.0
        //                },
        //                ...
        //            },
        //            "balance_value": 5000.0,
        //            "portfolio_value": 5000.0,
        //            "collateral_value": 5000.0,
        //            "initial_margin": 0.0,
        //            "initial_margin_without_orders": 0.0,
        //            "maintenance_margin": 0.0,
        //            "pnl": 0.0,
        //            "unrealized_funding": 0.0,
        //            "total_unrealized": 0.0,
        //            "total_unrealized_as_margin": 0.0,
        //            "margin_equity": 5000.0,
        //            "available_margin": 5000.0
        //        },
        //        "timestamp": 1640995200000,
        //        "seq": 1
        //    }
        //
        //    Sample Single-Collateral Balance Delta
        //
        //    {
        //        "feed": "balances",
        //        "account": "7a641082-55c7-4411-a85f-930ec2e09617",
        //        "holding": {},
        //        "futures": {
        //            "F-XBT:USD": {
        //                "name": "F-XBT:USD",
        //                "pair": "XBT/USD",
        //                "unit": "XBT",
        //                "portfolio_value": 0.1219368845,
        //                "balance": 0.1219368845,
        //                "maintenance_margin": 0.0,
        //                "initial_margin": 0.0,
        //                "available": 0.1219368845,
        //                "unrealized_funding": 0.0,
        //                "pnl": 0.0
        //            }
        //        },
        //        "timestamp": 1640995200000,
        //        "seq": 2
        //    }
        //
        let mut holding: Value = (match __pro_message.get("holding").cloned() { Some(__v) if matches!(__v, Value::Dict(_)) => __v, _ => Value::Null });
        let mut futures: Value = self.safe_dict_k(message.clone(), "futures", &[]);
        let mut flexFutures: Value = (match __pro_message.get("flex_futures").cloned() { Some(__v) if matches!(__v, Value::Dict(_)) => __v, _ => Value::Null });
        let mut messageHash: Value = Value::Str("balances".into());
        let mut timestamp: Value = self.safe_integer_k(message.clone(), "timestamp", &[]);
        if (holding != Value::Null) {
            let mut holdingKeys: Value = object_keys(&holding); // cashAccount
            let mut holdingResult: Value = Value::Map({
                let mut m = indexmap::IndexMap::new();
                    m.insert("info".to_string(), message.clone());
                    m.insert("timestamp".to_string(), timestamp.clone());
                    m.insert("datetime".to_string(), self.iso8601(timestamp.clone()));
                m
            });
            {
                                let mut i: Value = Value::Int(0);
                let mut __for_first_450: bool = true;
                while { if !__for_first_450 { i = (match (&(i), &(Value::Int(1))) { (Value::Int(x), Value::Int(y)) => Value::Int(x + y), (Value::Int(x), Value::Float(y)) => Value::Float(*x as f64 + *y), (Value::Float(x), Value::Int(y)) => Value::Float(*x + *y as f64), (Value::Float(x), Value::Float(y)) => Value::Float(x + y), _ => Value::Null }); } __for_first_450 = false; i.as_f64().unwrap_or(f64::NAN) < ((holdingKeys.len() as i64) as f64) } {
                let mut key: Value = holdingKeys.as_array().and_then(|__arr| match &i { Value::Int(__n) => __arr.get(*__n as usize), Value::Str(__s) => __s.parse::<usize>().ok().and_then(|__n| __arr.get(__n)), _ => None }).cloned().unwrap_or(Value::Null);
                let mut code: Value = self.safe_currency_code(key.clone(), &[]);
                let mut newAccount: Value = self.account();
                add_element_to_object(&mut newAccount, &Value::Str("total".into()), self.safe_string(holding.clone(), key.clone(), &[]));
                if (code != Value::Null) {
                    if let Value::Dict(__d) = &mut holdingResult { std::sync::Arc::make_mut(__d).insert(crate::runtime::stringify_param(&code), newAccount.clone()); }
                }
            }
            }
            if let Value::Dict(__d) = &mut self.balance { std::sync::Arc::make_mut(__d).insert("cash".into(), holdingResult.clone()); }
            { let __be_tmp = self.safe_balance(crate::value::get_value_k(&self.balance, "cash")); if let Value::Dict(__d) = &mut self.balance { std::sync::Arc::make_mut(__d).insert("cash".into(), __be_tmp); } }
            client.resolve(&[holdingResult, messageHash.clone()]);
        }
        if (futures != Value::Null) {
            let mut futuresKeys: Value = object_keys(&futures); // marginAccount
            let mut futuresResult: Value = Value::Map({
                let mut m = indexmap::IndexMap::new();
                    m.insert("info".to_string(), message.clone());
                    m.insert("timestamp".to_string(), timestamp.clone());
                    m.insert("datetime".to_string(), self.iso8601(timestamp.clone()));
                m
            });
            {
                                let mut i: Value = Value::Int(0);
                let mut __for_first_451: bool = true;
                while { if !__for_first_451 { i = (match (&(i), &(Value::Int(1))) { (Value::Int(x), Value::Int(y)) => Value::Int(x + y), (Value::Int(x), Value::Float(y)) => Value::Float(*x as f64 + *y), (Value::Float(x), Value::Int(y)) => Value::Float(*x + *y as f64), (Value::Float(x), Value::Float(y)) => Value::Float(x + y), _ => Value::Null }); } __for_first_451 = false; i.as_f64().unwrap_or(f64::NAN) < ((futuresKeys.len() as i64) as f64) } {
                let mut key: Value = futuresKeys.as_array().and_then(|__arr| match &i { Value::Int(__n) => __arr.get(*__n as usize), Value::Str(__s) => __s.parse::<usize>().ok().and_then(|__n| __arr.get(__n)), _ => None }).cloned().unwrap_or(Value::Null);
                let mut symbol: Value = self.safe_symbol(key.clone(), &[]);
                let mut newAccount: Value = self.account();
                let mut future: Value = self.safe_dict(futures.clone(), key.clone(), &[]);
                let mut currencyId: Value = self.safe_string_k(future.clone(), "unit", &[]);
                let mut code: Value = self.safe_currency_code(currencyId, &[]);
                add_element_to_object(&mut newAccount, &Value::Str("free".into()), self.safe_string_k(future.clone(), "available", &[]));
                add_element_to_object(&mut newAccount, &Value::Str("used".into()), self.safe_string_k(future.clone(), "initial_margin", &[]));
                add_element_to_object(&mut newAccount, &Value::Str("total".into()), self.safe_string_k(future, "balance", &[]));
                if let Value::Dict(__d) = &mut futuresResult { std::sync::Arc::make_mut(__d).insert(crate::runtime::stringify_param(&symbol), Value::Map({
    let mut m = indexmap::IndexMap::new();
    m
})); }
                if (symbol != Value::Null) && (code != Value::Null) {
                    add_element_to_object(get_value_mut(&mut futuresResult, &symbol), &code, newAccount.clone());
                }
            }
            }
            if let Value::Dict(__d) = &mut self.balance { std::sync::Arc::make_mut(__d).insert("margin".into(), futuresResult); }
            { let __be_tmp = self.safe_balance(crate::value::get_value_k(&self.balance, "margin")); if let Value::Dict(__d) = &mut self.balance { std::sync::Arc::make_mut(__d).insert("margin".into(), __be_tmp); } }
            client.resolve(&[self.balance.as_map().and_then(|__m| __m.get("margin")).cloned().unwrap_or(Value::Null), Value::Str(format!("{}{}", messageHash, Value::Str("futures".into())).into())]);
        }
        if (flexFutures != Value::Null) {
            let mut flexFutureCurrencies: Value = self.safe_dict_k(flexFutures, "currencies", &[Value::Map({
                let mut m = indexmap::IndexMap::new();
                m
            })]);
            let mut flexFuturesKeys: Value = object_keys(&flexFutureCurrencies); // multi-collateral margin account
            let mut flexFuturesResult: Value = Value::Map({
                let mut m = indexmap::IndexMap::new();
                    m.insert("info".to_string(), message);
                    m.insert("timestamp".to_string(), timestamp.clone());
                    m.insert("datetime".to_string(), self.iso8601(timestamp));
                m
            });
            {
                                let mut i: Value = Value::Int(0);
                let mut __for_first_452: bool = true;
                while { if !__for_first_452 { i = (match (&(i), &(Value::Int(1))) { (Value::Int(x), Value::Int(y)) => Value::Int(x + y), (Value::Int(x), Value::Float(y)) => Value::Float(*x as f64 + *y), (Value::Float(x), Value::Int(y)) => Value::Float(*x + *y as f64), (Value::Float(x), Value::Float(y)) => Value::Float(x + y), _ => Value::Null }); } __for_first_452 = false; i.as_f64().unwrap_or(f64::NAN) < ((flexFuturesKeys.len() as i64) as f64) } {
                let mut key: Value = flexFuturesKeys.as_array().and_then(|__arr| match &i { Value::Int(__n) => __arr.get(*__n as usize), Value::Str(__s) => __s.parse::<usize>().ok().and_then(|__n| __arr.get(__n)), _ => None }).cloned().unwrap_or(Value::Null);
                let mut flexFuture: Value = self.safe_dict(flexFutureCurrencies.clone(), key.clone(), &[]);
                let mut code: Value = self.safe_currency_code(key, &[]);
                let mut newAccount: Value = self.account();
                add_element_to_object(&mut newAccount, &Value::Str("free".into()), self.safe_string_k(flexFuture.clone(), "available", &[]));
                add_element_to_object(&mut newAccount, &Value::Str("used".into()), self.safe_string_k(flexFuture.clone(), "collateral_value", &[]));
                add_element_to_object(&mut newAccount, &Value::Str("total".into()), self.safe_string_k(flexFuture, "quantity", &[]));
                if (code != Value::Null) {
                    if let Value::Dict(__d) = &mut flexFuturesResult { std::sync::Arc::make_mut(__d).insert(crate::runtime::stringify_param(&code), newAccount); }
                }
            }
            }
            if let Value::Dict(__d) = &mut self.balance { std::sync::Arc::make_mut(__d).insert("flex".into(), flexFuturesResult); }
            { let __be_tmp = self.safe_balance(crate::value::get_value_k(&self.balance, "flex")); if let Value::Dict(__d) = &mut self.balance { std::sync::Arc::make_mut(__d).insert("flex".into(), __be_tmp); } }
            client.resolve(&[self.balance.as_map().and_then(|__m| __m.get("flex")).cloned().unwrap_or(Value::Null), Value::Str(format!("{}{}", messageHash, Value::Str("flex_futures".into())).into())]);
        }
        client.resolve(&[self.balance.clone(), messageHash]);
}

    pub fn handle_my_trades(&mut self, mut client: Value, mut message: Value) {
        let __message_empty = indexmap::IndexMap::new();
        let message = message.as_map().unwrap_or(&__message_empty);
        //
        //    {
        //        "feed": "fills_snapshot",
        //        "account": "DemoUser",
        //        "fills": [
        //            {
        //                "instrument": "FI_XBTUSD_200925",
        //                "time": 1600256910739,
        //                "price": 10937.5,
        //                "seq": 36,
        //                "buy": true,
        //                "qty": 5000.0,
        //                "order_id": "9e30258b-5a98-4002-968a-5b0e149bcfbf",
        //                "cli_ord_id": "8b58d9da-fcaf-4f60-91bc-9973a3eba48d", // only on update, not on snapshot
        //                "fill_id": "cad76f07-814e-4dc6-8478-7867407b6bff",
        //                "fill_type": "maker",
        //                "fee_paid": -0.00009142857,
        //                "fee_currency": "BTC",
        //                "taker_order_type": "ioc",
        //                "order_type": "limit"
        //            },
        //            ...
        //        ]
        //    }
        //
        let mut trades: Value = (match message.get("fills") { Some(__v) if matches!(__v, Value::Arr(_)) => __v.clone(), _ => Value::from(vec![]) });
        let mut stored: Value = self.myTrades.clone();
        if (stored == Value::Null) {
            let mut limit: Value = self.safe_integer_k(self.options.clone(), "tradesLimit", &[Value::Int(1000)]);
            stored = ArrayCacheBySymbolById::new(limit);
            self.myTrades = stored.clone();
        }
        let mut tradeSymbols: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
            m
        });
        {
                        let mut i: Value = Value::Int(0);
            let mut __for_first_453: bool = true;
            while { if !__for_first_453 { i = (match (&(i), &(Value::Int(1))) { (Value::Int(x), Value::Int(y)) => Value::Int(x + y), (Value::Int(x), Value::Float(y)) => Value::Float(*x as f64 + *y), (Value::Float(x), Value::Int(y)) => Value::Float(*x + *y as f64), (Value::Float(x), Value::Float(y)) => Value::Float(x + y), _ => Value::Null }); } __for_first_453 = false; i.as_f64().unwrap_or(f64::NAN) < ((trades.len() as i64) as f64) } {
            let mut trade: Value = trades.as_array().and_then(|__arr| match &i { Value::Int(__n) => __arr.get(*__n as usize), Value::Str(__s) => __s.parse::<usize>().ok().and_then(|__n| __arr.get(__n)), _ => None }).cloned().unwrap_or(Value::Null);
            let mut parsedTrade: Value = self.parse_ws_my_trade(trade, &[]);
            if (parsedTrade.as_map().and_then(|__m| __m.get("symbol")).cloned().unwrap_or(Value::Null) != Value::Null) {
                add_element_to_object(&mut tradeSymbols, &parsedTrade.as_map().and_then(|__m| __m.get("symbol")).cloned().unwrap_or(Value::Null), Value::Bool(true));
            }
            stored.append(parsedTrade);
        }
        }
        let mut tradeSymbolKeys: Value = object_keys(&tradeSymbols);
        {
                        let mut i: Value = Value::Int(0);
            let mut __for_first_454: bool = true;
            while { if !__for_first_454 { i = (match (&(i), &(Value::Int(1))) { (Value::Int(x), Value::Int(y)) => Value::Int(x + y), (Value::Int(x), Value::Float(y)) => Value::Float(*x as f64 + *y), (Value::Float(x), Value::Int(y)) => Value::Float(*x + *y as f64), (Value::Float(x), Value::Float(y)) => Value::Float(x + y), _ => Value::Null }); } __for_first_454 = false; i.as_f64().unwrap_or(f64::NAN) < ((tradeSymbolKeys.len() as i64) as f64) } {
            let mut symbol: Value = tradeSymbolKeys.as_array().and_then(|__arr| match &i { Value::Int(__n) => __arr.get(*__n as usize), Value::Str(__s) => __s.parse::<usize>().ok().and_then(|__n| __arr.get(__n)), _ => None }).cloned().unwrap_or(Value::Null);
            let mut messageHash: Value = Value::Str(format!("{}{}", Value::Str("myTrades:".into()), symbol).into());
            client.resolve(&[stored.clone(), messageHash]);
        }
        }
        client.resolve(&[stored, Value::Str("myTrades".into())]);
}

    pub fn parse_ws_my_trade(&self, mut trade: Value, optional_args: &[Value]) -> Value {
        let mut market = get_arg(optional_args, 0, Value::Null);
        //
        //    {
        //        "instrument": "FI_XBTUSD_200925",
        //        "time": 1600256910739,
        //        "price": 10937.5,
        //        "seq": 36,
        //        "buy": true,
        //        "qty": 5000.0,
        //        "order_id": "9e30258b-5a98-4002-968a-5b0e149bcfbf",
        //        "cli_ord_id": "8b58d9da-fcaf-4f60-91bc-9973a3eba48d", // only on update, not on snapshot
        //        "fill_id": "cad76f07-814e-4dc6-8478-7867407b6bff",
        //        "fill_type": "maker",
        //        "fee_paid": -0.00009142857,
        //        "fee_currency": "BTC",
        //        "taker_order_type": "ioc",
        //        "order_type": "limit"
        //    }
        //
        let mut timestamp: Value = self.safe_integer_k(trade.clone(), "time", &[]);
        let mut marketId: Value = self.safe_string_k(trade.clone(), "instrument", &[]);
        market = self.safe_market(&[marketId, market.clone()]);
        let mut isBuy: Value = self.safe_bool_k(trade.clone(), "buy", &[]);
        let mut feeCurrencyId: Value = self.safe_string_k(trade.clone(), "fee_currency", &[]);
        return self.safe_trade(Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("info".to_string(), trade.clone());
        m.insert("id".to_string(), self.safe_string_k(trade.clone(), "fill_id", &[]));
        m.insert("timestamp".to_string(), timestamp.clone());
        m.insert("datetime".to_string(), self.iso8601(timestamp));
        m.insert("symbol".to_string(), self.safe_string_k(market, "symbol", &[]));
        m.insert("order".to_string(), self.safe_string_k(trade.clone(), "order_id", &[]));
        m.insert("type".to_string(), self.safe_string_k(trade.clone(), "type", &[]));
        m.insert("side".to_string(), (if (isBuy.as_bool() == Some(true)) { Value::Str("buy".into()) } else { Value::Str("sell".into()) }));
        m.insert("takerOrMaker".to_string(), self.safe_string_k(trade.clone(), "fill_type", &[]));
        m.insert("price".to_string(), self.safe_string_k(trade.clone(), "price", &[]));
        m.insert("amount".to_string(), self.safe_string_k(trade.clone(), "qty", &[]));
        m.insert("cost".to_string(), Value::Null);
        m.insert("fee".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("currency".to_string(), self.safe_currency_code(feeCurrencyId, &[]));
        m.insert("cost".to_string(), self.safe_string_k(trade, "fee_paid", &[]));
        m.insert("rate".to_string(), Value::Null);
    m
}));
    m
}), &[]);

    Value::Null
}

    pub async fn watch_multi_helper(&mut self, mut unifiedName: Value, mut channelName: Value, optional_args: &[Value]) -> Value {
        let mut symbols = get_arg(optional_args, 0, Value::Null);
        let mut subscriptionArgs = get_arg(optional_args, 1, Value::Null);
        let mut params = get_arg(optional_args, 2, Value::Map({
    let mut m = indexmap::IndexMap::new();
    m
}));
        if (self.markets.clone() == Value::Null) {
            self.load_markets(&[]).await;
        }
        let mut url: Value = self.urls.as_map().and_then(|__m| __m.get("api")).cloned().unwrap_or(Value::Null).as_map().and_then(|__m| __m.get("ws")).cloned().unwrap_or(Value::Null);
        // symbols are required
        symbols = self.market_symbols(&[symbols.clone(), Value::Null, Value::Bool(false), Value::Bool(true), Value::Bool(false)]);
        let mut messageHashes: Value = Value::from(vec![]);
        let mut rawSubs: Value = Value::from(vec![]);
        {
                        let mut i: Value = Value::Int(0);
            let mut __for_first_455: bool = true;
            while { if !__for_first_455 { i = (match (&(i), &(Value::Int(1))) { (Value::Int(x), Value::Int(y)) => Value::Int(x + y), (Value::Int(x), Value::Float(y)) => Value::Float(*x as f64 + *y), (Value::Float(x), Value::Int(y)) => Value::Float(*x + *y as f64), (Value::Float(x), Value::Float(y)) => Value::Float(x + y), _ => Value::Null }); } __for_first_455 = false; i.as_f64().unwrap_or(f64::NAN) < get_array_length(&symbols).as_f64().unwrap_or(f64::NAN) } {
            let mut messageHash: Value = self.get_message_hash(unifiedName.clone(), &[Value::Null, self.symbol(get_value(&symbols, &i))]);
            append_to_array(&mut messageHashes, messageHash.clone());
            let mut market: Value = self.market(get_value(&symbols, &i));
            if !is_true(&self.subscription_exists_for_hash(url.clone(), messageHash)) {
                append_to_array(&mut rawSubs, market.as_map().and_then(|__m| __m.get("id")).cloned().unwrap_or(Value::Null));
            }
        }
        }
        let mut request: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
            m
        });
        let mut length: f64 = ((rawSubs.len() as i64) as f64);
        if length > ((0i64) as f64) {
            request = Value::Map({
                let mut m = indexmap::IndexMap::new();
                    m.insert("event".to_string(), Value::Str("subscribe".into()));
                    m.insert("feed".to_string(), channelName);
                    m.insert("product_ids".to_string(), rawSubs);
                m
            });
        }
        let __ws_arg_1 = self.extend(request, &[params]);
        return self.watch_multiple(url, messageHashes.clone(), &[__ws_arg_1, messageHashes.clone(), subscriptionArgs]).await;

    Value::Null
}

    pub fn subscription_exists_for_hash(&mut self, mut url: Value, mut hash: Value) -> Value {
        let mut client: Value = self.client(&[url]);
        return (Value::Bool(in_op(&get_value(&client, &Value::Str("subscriptions".into())), &hash)));

    Value::Null
}

    pub fn get_message_hash(&self, mut unifiedElementName: Value, optional_args: &[Value]) -> Value {
        let mut subChannelName = get_arg(optional_args, 0, Value::Null);
        let mut symbol = get_arg(optional_args, 1, Value::Null);
        // unifiedElementName can be : orderbook, trade, ticker, bidask ...
        // subChannelName only applies to channel that needs specific variation (i.e. depth_50, depth_100..) to be selected
        let mut withSymbol: bool = symbol != Value::Null;
        let mut messageHash: Value = unifiedElementName;
        if !withSymbol {
            messageHash = Value::Str(format!("{}{}", messageHash, Value::Str("s".into())).into());
        }  else {
            messageHash = Value::Str(format!("{}{}", messageHash, Value::Str(format!("{}{}", Value::Str(":".into()), symbol).into())).into());
        }
        if (subChannelName != Value::Null) {
            messageHash = Value::Str(format!("{}{}", messageHash, Value::Str(format!("{}{}", Value::Str("#".into()), subChannelName).into())).into());
        }
        return messageHash;

    Value::Null
}

    pub fn handle_error_message(&self, mut client: Value, mut message: Value) -> Value {
        let __message_empty = indexmap::IndexMap::new();
        let message = message.as_map().unwrap_or(&__message_empty);
        //
        //    {
        //        event: 'alert',
        //        message: 'Failed to subscribe to authenticated feed'
        //    }
        //    {
        //        event: 'alert',
        //        message: 'Already subscribed to feed, re-requesting'
        //    }
        //
        let mut errMsg: Value = (match message.get("message") { Some(Value::Str(__s)) if !__s.is_empty() => Value::Str(__s.clone()), Some(Value::Int(__n)) => Value::Str(__n.to_string().into()), Some(Value::Float(__f)) => Value::Str(__f.to_string().into()), _ => Value::Null });
        // Benign "already subscribed" notice: the original subscription is still
        // active and delivering data on this socket. The generic client.reject
        // below rejects every pending future on the connection, so a stray
        // re-subscribe warning would kill unrelated in-flight watch* calls —
        // mirrors the bitmart 90008 fix.
        if (errMsg != Value::Null) && Value::Int(errMsg.as_str().and_then(|__s| __s.find("Already subscribed")).map(|__i| __i as i64).unwrap_or(-1)).as_f64().unwrap_or(f64::NAN) >= ((0i64) as f64) {
            return Value::Bool(false);
        }
        let _try_result = std::panic::catch_unwind(std::panic::AssertUnwindSafe(|| {
            panic!("{}", crate::exchange_errors::exchange_error(format!("{}{}", Value::Str(format!("{}{}", self.id.clone(), Value::Str(" ".into())).into()), errMsg)));
         #[allow(unreachable_code)] { Value::Null }}));
if let Err(_try_err) = _try_result { let error: Value = panic_to_value(_try_err);
            client.reject(&[Value::from(error)]);
            return Value::Bool(false);
        }

    Value::Null
}

    pub fn handle_message(&mut self, mut client: Value, mut message: Value) {
        let __pro_message_arc: std::sync::Arc<indexmap::IndexMap<String, Value>> = (match &message { Value::Dict(__d) => __d.clone(), _ => std::sync::Arc::new(indexmap::IndexMap::new()) });
        let __pro_message: &indexmap::IndexMap<String, Value> = &__pro_message_arc;
        let mut event: Option<String> = (match __pro_message.get("event").cloned() { Some(Value::Str(__s)) if !__s.is_empty() => Value::Str(__s), Some(Value::Int(__n)) => Value::Str(__n.to_string().into()), Some(Value::Float(__f)) => Value::Str(__f.to_string().into()), _ => Value::Null }).as_str().map(str::to_owned);
        if (event.as_deref() == Some("challenge")) {
            self.handle_authenticate(client.clone(), message.clone());
        }  else if (event.as_deref() == Some("alert")) {
            self.handle_error_message(client.clone(), message.clone());
        }  else if (event.as_deref() == Some("pong")) {
            crate::set_value(&mut client, &Value::Str("lastPong".into()), self.milliseconds());
        }  else if (event.is_none()) {
            let mut feed: Value = (match __pro_message.get("feed").cloned() { Some(Value::Str(__s)) if !__s.is_empty() => Value::Str(__s), Some(Value::Int(__n)) => Value::Str(__n.to_string().into()), Some(Value::Float(__f)) => Value::Str(__f.to_string().into()), _ => Value::Null });
            let mut methods: Value = Value::Map({
                let mut m = indexmap::IndexMap::new();
                    m.insert("ticker".to_string(), Value::Str("handle_ticker".into()).clone());
                    m.insert("ticker_lite".to_string(), Value::Str("handle_bid_ask".into()).clone());
                    m.insert("trade".to_string(), Value::Str("handle_trade".into()).clone());
                    m.insert("trade_snapshot".to_string(), Value::Str("handle_trade".into()).clone());
                    m.insert("book".to_string(), Value::Str("handle_order_book".into()).clone());
                    m.insert("book_snapshot".to_string(), Value::Str("handle_order_book_snapshot".into()).clone());
                    m.insert("open_orders_verbose".to_string(), Value::Str("handle_order".into()).clone());
                    m.insert("open_orders_verbose_snapshot".to_string(), Value::Str("handle_order_snapshot".into()).clone());
                    m.insert("fills".to_string(), Value::Str("handle_my_trades".into()).clone());
                    m.insert("fills_snapshot".to_string(), Value::Str("handle_my_trades".into()).clone());
                    m.insert("open_orders".to_string(), Value::Str("handle_order".into()).clone());
                    m.insert("open_orders_snapshot".to_string(), Value::Str("handle_order_snapshot".into()).clone());
                    m.insert("balances".to_string(), Value::Str("handle_balance".into()).clone());
                    m.insert("balances_snapshot".to_string(), Value::Str("handle_balance".into()).clone());
                    m.insert("open_positions".to_string(), Value::Str("handle_positions".into()).clone());
                m
            });
            let mut method: Value = self.safe_value(methods, feed, &[]);
            if (method != Value::Null) {
                self.dispatch_ws_handler(&method, &[client, message]);
            }
        }
}

    pub fn handle_authenticate(&mut self, mut client: Value, mut message: Value) -> Value {
        let __pro_message_arc: std::sync::Arc<indexmap::IndexMap<String, Value>> = (match &message { Value::Dict(__d) => __d.clone(), _ => std::sync::Arc::new(indexmap::IndexMap::new()) });
        let __pro_message: &indexmap::IndexMap<String, Value> = &__pro_message_arc;
        /*
         * @ignore
         * @method
         * @see https://docs.kraken.com/exchange/api-reference/futures-websocket/challenge
         */
        //
        //    {
        //        "event": "challenge",
        //        "message": "226aee50-88fc-4618-a42a-34f7709570b2"
        //    }
        //
        let mut event: Option<String> = (match __pro_message.get("event").cloned() { Some(Value::Str(__s)) if !__s.is_empty() => Value::Str(__s), Some(Value::Int(__n)) => Value::Str(__n.to_string().into()), Some(Value::Float(__f)) => Value::Str(__f.to_string().into()), _ => Value::Null }).as_str().map(str::to_owned);
        let mut messageHash: Value = Value::Str("challenge".into());
        if (event.as_deref() != Some("error")) {
            let mut challenge: Value = (match __pro_message.get("message").cloned() { Some(Value::Str(__s)) if __s.is_empty() => Value::Null, Some(__v) => __v, None => Value::Null });
            let mut hashedChallenge: Value = self.hash(self.encode(challenge.clone()), Value::Str("sha256".into()), &[Value::Str("binary".into())]);
            let mut base64Secret: Value = self.base64_to_binary(self.secret.clone(), &[]);
            let mut signature: Value = self.hmac(hashedChallenge, base64Secret, Value::Str("sha512".into()), &[Value::Str("base64".into())]);
            if let Value::Dict(__d) = &mut self.options { std::sync::Arc::make_mut(__d).insert("challenge".into(), challenge); }
            if let Value::Dict(__d) = &mut self.options { std::sync::Arc::make_mut(__d).insert("signedChallenge".into(), signature); }
            let mut future: Value = self.safe_value(get_value(&client, &Value::Str("futures".into())), messageHash.clone(), &[]);
            future.resolve(&[Value::Bool(true)]);
        }  else {
            let mut error = Value::from(crate::exchange_errors::authentication_error(format!("{}{}", Value::Str(format!("{}{}", self.id.clone(), Value::Str(" ".into())).into()), json_stringify(&message))));
            client.reject(&[Value::from(error), messageHash.clone()]);
            if (in_op(&get_value(&client, &Value::Str("subscriptions".into())), &messageHash)) {
                remove(&mut get_value(&client, &Value::Str("subscriptions".into())), &messageHash);
            }
        }
        return message;

    Value::Null
}
}