ccxt-pro 4.5.88

// 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 DeriveCore {
    pub parent: crate::exchanges::derive::DeriveCore,
}

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

    pub fn init(&mut self) {
        let described = DeriveCore::describe(self);
        self.initialize_properties(described);
        // compatibility for sandbox/testnet options in userConfig
        let user_config = self.userConfig.clone();
        <Self as crate::exchange_generated::ExchangeBase>::after_construct(self, &[user_config]);
    }

    /// 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 DeriveCore {
    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 DeriveCore {
    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,
                "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_position_delta" => self.handle_position_delta(args.get(0).cloned().unwrap_or(crate::Value::Null), args.get(1).cloned().unwrap_or(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)),
                "handle_un_subscribe" => self.handle_un_subscribe(args.get(0).cloned().unwrap_or(crate::Value::Null), args.get(1).cloned().unwrap_or(crate::Value::Null)),
                "request_id" => self.request_id(args.get(0).cloned().unwrap_or(crate::Value::Null)),
                "un_watch_my_trades" => self.un_watch_my_trades(&args[..]).await,
                "un_watch_order_book" => self.un_watch_order_book(args.get(0).cloned().unwrap_or(crate::Value::Null), &args[1.min(args.len())..]).await,
                "un_watch_orders" => self.un_watch_orders(&args[..]).await,
                "un_watch_public" => self.un_watch_public(args.get(0).cloned().unwrap_or(crate::Value::Null), args.get(1).cloned().unwrap_or(crate::Value::Null), args.get(2).cloned().unwrap_or(crate::Value::Null)).await,
                "un_watch_ticker" => self.un_watch_ticker(args.get(0).cloned().unwrap_or(crate::Value::Null), &args[1.min(args.len())..]).await,
                "un_watch_trades" => self.un_watch_trades(args.get(0).cloned().unwrap_or(crate::Value::Null), &args[1.min(args.len())..]).await,
                "watch_balance" => self.watch_balance(&args[..]).await,
                "watch_bids_asks" => self.watch_bids_asks(&args[..]).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_orders" => self.watch_orders(&args[..]).await,
                "watch_positions" => self.watch_positions(&args[..]).await,
                "watch_private" => self.watch_private(args.get(0).cloned().unwrap_or(crate::Value::Null), args.get(1).cloned().unwrap_or(crate::Value::Null), args.get(2).cloned().unwrap_or(crate::Value::Null)).await,
                "watch_public" => self.watch_public(args.get(0).cloned().unwrap_or(crate::Value::Null), args.get(1).cloned().unwrap_or(crate::Value::Null), args.get(2).cloned().unwrap_or(crate::Value::Null)).await,
                "watch_ticker" => self.watch_ticker(args.get(0).cloned().unwrap_or(crate::Value::Null), &args[1.min(args.len())..]).await,
                "watch_trades" => self.watch_trades(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 DeriveCore {
    /// 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 },
            "handle_auth" => { self.handle_auth(args.get(0).cloned().unwrap_or(crate::Value::Null), args.get(1).cloned().unwrap_or(crate::Value::Null)); 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_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_trade" => { self.handle_my_trade(args.get(0).cloned().unwrap_or(crate::Value::Null), args.get(1).cloned().unwrap_or(crate::Value::Null)); crate::Value::Null },
            "handle_my_trades_un_subscription" => { self.handle_my_trades_un_subscription(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)); 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_un_subscription" => { self.handle_order_book_un_subscription(args.get(0).cloned().unwrap_or(crate::Value::Null), args.get(1).cloned().unwrap_or(crate::Value::Null)); crate::Value::Null },
            "handle_orders_un_subscription" => { self.handle_orders_un_subscription(args.get(0).cloned().unwrap_or(crate::Value::Null), args.get(1).cloned().unwrap_or(crate::Value::Null)); crate::Value::Null },
            "handle_position_delta" => self.handle_position_delta(args.get(0).cloned().unwrap_or(crate::Value::Null), args.get(1).cloned().unwrap_or(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)),
            "handle_ticker_un_subscription" => { self.handle_ticker_un_subscription(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 },
            "handle_trades_un_subscription" => { self.handle_trades_un_subscription(args.get(0).cloned().unwrap_or(crate::Value::Null), args.get(1).cloned().unwrap_or(crate::Value::Null)); crate::Value::Null },
            "handle_un_subscribe" => self.handle_un_subscribe(args.get(0).cloned().unwrap_or(crate::Value::Null), args.get(1).cloned().unwrap_or(crate::Value::Null)),
            "request_id" => self.request_id(args.get(0).cloned().unwrap_or(crate::Value::Null)),
            "un_watch_my_trades" => { crate::exchange_stubs::enqueue_spawn("un_watch_my_trades", args.to_vec()); crate::Value::Null },
            "un_watch_order_book" => { crate::exchange_stubs::enqueue_spawn("un_watch_order_book", args.to_vec()); crate::Value::Null },
            "un_watch_orders" => { crate::exchange_stubs::enqueue_spawn("un_watch_orders", args.to_vec()); crate::Value::Null },
            "un_watch_public" => { crate::exchange_stubs::enqueue_spawn("un_watch_public", args.to_vec()); crate::Value::Null },
            "un_watch_ticker" => { crate::exchange_stubs::enqueue_spawn("un_watch_ticker", args.to_vec()); crate::Value::Null },
            "un_watch_trades" => { crate::exchange_stubs::enqueue_spawn("un_watch_trades", args.to_vec()); 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_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_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_private" => { crate::exchange_stubs::enqueue_spawn("watch_private", args.to_vec()); crate::Value::Null },
            "watch_public" => { crate::exchange_stubs::enqueue_spawn("watch_public", args.to_vec()); crate::Value::Null },
            "watch_ticker" => { crate::exchange_stubs::enqueue_spawn("watch_ticker", args.to_vec()); crate::Value::Null },
            "watch_trades" => { crate::exchange_stubs::enqueue_spawn("watch_trades", args.to_vec()); crate::Value::Null },
            _ => crate::Value::Null,
        }
    }
}

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

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

impl DeriveCore {
    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("watchBalance".to_string(), Value::Bool(true));
        m.insert("watchMyTrades".to_string(), Value::Bool(true));
        m.insert("watchOHLCV".to_string(), Value::Bool(false));
        m.insert("watchOrderBook".to_string(), Value::Bool(true));
        m.insert("watchOrders".to_string(), Value::Bool(true));
        m.insert("watchTicker".to_string(), Value::Bool(true));
        m.insert("watchTickers".to_string(), Value::Bool(false));
        m.insert("watchBidsAsks".to_string(), Value::Bool(true));
        m.insert("watchTrades".to_string(), Value::Bool(true));
        m.insert("watchTradesForSymbols".to_string(), Value::Bool(false));
        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://api.derive.xyz/v3/ws".into()));
    m
}));
        m.insert("test".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("ws".to_string(), Value::Str("wss://testnet.api.derive.xyz/v3/ws".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("requestId".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
    m
}));
    m
}));
        m.insert("streaming".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("keepAlive".to_string(), Value::Int(9000));
    m
}));
        m.insert("exceptions".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("ws".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("exact".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
    m
}));
    m
}));
    m
}));
    m
})]);

    Value::Null
}

    pub fn request_id(&self, mut url: Value) -> Value {
        let mut options: Value = self.safe_dict_k(self.options.clone(), "requestId", &[Value::Map({
            let mut m = indexmap::IndexMap::new();
            m
        })]);
        let mut previousValue: Value = self.safe_integer(options.clone(), url.clone(), &[Value::Int(0)]);
        let mut newValue: Value = self.sum(&[previousValue, Value::Int(1)]);
        add_element_to_object(get_value_mut(unsafe { crate::runtime::coerce_value_to_mut(&self.options) }, &Value::Str("requestId".into())), &url, newValue.clone());
        return newValue;

    Value::Null
}

    pub async fn watch_public(&mut self, mut messageHash: Value, mut message: Value, mut subscription: Value) -> Value {
        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 requestId: Value = self.request_id(url.clone());
        let mut request: Value = self.extend(message, &[Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("id".to_string(), requestId.clone());
            m
        })]);
        let mut subscriptionExtended: Value = self.extend(subscription, &[Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("id".to_string(), requestId);
                m.insert("method".to_string(), Value::Str("subscribe".into()));
            m
        })]);
        return self.watch(url, messageHash.clone(), &[request, messageHash.clone(), subscriptionExtended]).await;

    Value::Null
}

/*
 * @method
 * @name derive#watchOrderBook
 * @see https://docs.derive.xyz/api-reference/channels/orderbook
 * @description watches information on open orders with bid (buy) and ask (sell) prices, volumes and other data
 * @param {string} symbol unified symbol of the market to fetch the order book for
 * @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(&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
}));
        if (self.markets.clone() == Value::Null) {
            self.load_markets(&[]).await;
        }
        let mut limitResolved: Value = (if (limit == Value::Null) { Value::Int(10) } else { limit.clone() });
        let mut market: Value = self.market(symbol.clone());
        let mut topic: Value = Value::Str(format!("{}{}", Value::Str(format!("{}{}", Value::Str(format!("{}{}", Value::Str("orderbook.".into()), market.as_map().and_then(|__m| __m.get("id")).cloned().unwrap_or(Value::Null)).into()), Value::Str(".10.".into())).into()), self.number_to_string(limitResolved.clone())).into());
        let mut request: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("method".to_string(), Value::Str("subscribe".into()));
                m.insert("params".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("channels".to_string(), Value::from(vec![topic.clone()]));
    m
}));
            m
        });
        let mut subscription: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("name".to_string(), topic.clone());
                m.insert("symbol".to_string(), symbol);
                m.insert("limit".to_string(), limitResolved);
                m.insert("params".to_string(), params);
            m
        });
        let mut orderbook: Value = self.watch_public(topic, request, subscription).await;
        return orderbook.limit();

    Value::Null
}

    pub fn handle_order_book(&mut self, mut client: Value, mut message: Value) {
        let __message_empty = indexmap::IndexMap::new();
        let message = message.as_map().unwrap_or(&__message_empty);
        //
        // {
        //     method: 'subscription',
        //     params: {
        //       channel: 'orderbook.BTC-PERP.10.1',
        //       data: {
        //         timestamp: 1738331231506,
        //         instrument_name: 'BTC-PERP',
        //         publish_id: 628419,
        //         bids: [ [ '104669', '40' ] ],
        //         asks: [ [ '104736', '40' ] ]
        //       }
        //     }
        // }
        //
        let mut params: Value = (match message.get("params") { Some(__v) if matches!(__v, Value::Dict(_)) => __v.clone(), _ => Value::Null });
        let mut data: Value = self.safe_dict_k(params.clone(), "data", &[Value::Map({
            let mut m = indexmap::IndexMap::new();
            m
        })]);
        let mut marketId: Value = self.safe_string_k(data.clone(), "instrument_name", &[]);
        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 topic: Value = self.safe_string_k(params, "channel", &[]);
        if !(in_op(&self.orderbooks, &symbol)) {
            let mut defaultLimit: Value = self.safe_integer_k(self.options.clone(), "watchOrderBookLimit", &[Value::Int(1000)]);
            let mut subscription: Value = (if (topic == Value::Null) { Value::Null } else { get_value(&get_value(&client, &Value::Str("subscriptions".into())), &topic) });
            let mut limit: Value = self.safe_integer_k(subscription, "limit", &[defaultLimit]);
            { 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 timestamp: Value = self.safe_integer_k(data.clone(), "timestamp", &[]);
        let mut snapshot: Value = self.parse_order_book(data, symbol, &[timestamp, Value::Str("bids".into()), Value::Str("asks".into())]);
        orderbook.reset(snapshot);
        client.resolve(&[orderbook, topic]);
}

/*
 * @method
 * @name derive#watchTicker
 * @see https://docs.derive.xyz/api-reference/channels/tickerslim
 * @description watches a price ticker, a statistical calculation with the information calculated over the past 24 hours for a specific market
 * @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;
        }
        let mut market: Value = self.market(symbol.clone());
        let mut topic: Value = Value::Str(format!("{}{}", Value::Str(format!("{}{}", Value::Str("ticker_slim.".into()), market.as_map().and_then(|__m| __m.get("id")).cloned().unwrap_or(Value::Null)).into()), Value::Str(".100".into())).into()); // v3 removed the fat ticker channel, ticker_slim is the only ticker feed
        let mut request: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("method".to_string(), Value::Str("subscribe".into()));
                m.insert("params".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("channels".to_string(), Value::from(vec![topic.clone()]));
    m
}));
            m
        });
        let mut subscription: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("name".to_string(), topic.clone());
                m.insert("symbol".to_string(), symbol);
                m.insert("params".to_string(), params);
            m
        });
        return self.watch_public(topic, request, subscription).await;

    Value::Null
}

/*
 * @method
 * @name derive#unWatchTicker
 * @description unsubscribe from the ticker channel; note that the bid ask feed of the same symbol shares the channel and stops as well
 * @see https://docs.derive.xyz/api-reference/channels/tickerslim
 * @param {string} symbol unified symbol of the market to unwatch the ticker for
 * @param {object} [params] extra parameters specific to the exchange API endpoint
 * @returns {any} status of the unwatch request
 */
    pub async fn un_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;
        }
        let mut market: Value = self.market(symbol);
        let mut topic: Value = Value::Str(format!("{}{}", Value::Str(format!("{}{}", Value::Str("ticker_slim.".into()), market.as_map().and_then(|__m| __m.get("id")).cloned().unwrap_or(Value::Null)).into()), Value::Str(".100".into())).into());
        let mut messageHash: Value = Value::Str(format!("{}{}", Value::Str("unwatch".into()), topic).into());
        let mut request: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("method".to_string(), Value::Str("unsubscribe".into()));
                m.insert("params".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("channels".to_string(), Value::from(vec![topic.clone()]));
    m
}));
            m
        });
        let mut subscription: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("name".to_string(), topic);
            m
        });
        return self.un_watch_public(messageHash, request, subscription).await;

    Value::Null
}

/*
 * @method
 * @name derive#watchBidsAsks
 * @description watches best bid & ask for symbols; the data is sourced from the same ticker_slim channel the ticker uses
 * @see https://docs.derive.xyz/api-reference/channels/tickerslim
 * @param {string[]} symbols unified symbols of the markets to fetch the bids and asks for
 * @param {object} [params] extra parameters specific to the exchange API endpoint
 * @returns {object} a dictionary of [ticker structures]{@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
}));
        if (self.markets.clone() == Value::Null) {
            self.load_markets(&[]).await;
        }
        let mut symbolsResolved: Value = self.market_symbols(&[symbols, Value::Null, Value::Bool(false)]);
        let mut topics: Value = Value::from(vec![]);
        let mut messageHashes: Value = Value::from(vec![]);
        {
                        let mut i: Value = Value::Int(0);
            let mut __for_first_291: bool = true;
            while { if !__for_first_291 { 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_291 = false; i.as_f64().unwrap_or(f64::NAN) < ((symbolsResolved.len() as i64) as f64) } {
            let mut market: Value = self.market(symbolsResolved.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 topics, Value::Str(format!("{}{}", Value::Str(format!("{}{}", Value::Str("ticker_slim.".into()), market.as_map().and_then(|__m| __m.get("id")).cloned().unwrap_or(Value::Null)).into()), Value::Str(".100".into())).into()));
            append_to_array(&mut messageHashes, Value::Str(format!("{}{}", Value::Str("bidask:".into()), market.as_map().and_then(|__m| __m.get("symbol")).cloned().unwrap_or(Value::Null)).into()));
        }
        }
        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 requestId: Value = self.request_id(url.clone());
        let mut request: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("method".to_string(), Value::Str("subscribe".into()));
                m.insert("params".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("channels".to_string(), topics);
    m
}));
                m.insert("id".to_string(), requestId.clone());
            m
        });
        let mut subscription: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("id".to_string(), requestId);
                m.insert("method".to_string(), Value::Str("subscribe".into()));
            m
        });
        let __ws_arg_0 = self.extend(request, &[params]);
        let mut ticker: Value = self.watch_multiple(url, messageHashes.clone(), &[__ws_arg_0, messageHashes.clone(), subscription]).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()), &[symbolsResolved]);

    Value::Null
}

    pub fn handle_ticker(&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;
        //
        //     {
        //         "method": "subscription",
        //         "params": {
        //             "channel": "ticker_slim.BTC-PERP.100",
        //             "data": {
        //                 "timestamp": 1790879819285,
        //                 "instrument_ticker": {
        //                     "t": 1790879819268,
        //                     "A": "0.278",
        //                     "a": "84214.6",
        //                     "B": "0.213",
        //                     "b": "84205.4",
        //                     "f": "0.000012500",
        //                     "option_pricing": null,
        //                     "I": "84210.9",
        //                     "M": "84210.2",
        //                     "stats": {
        //                         "c": "16.41",
        //                         "v": "1377350.271",
        //                         "pr": "1377095.872",
        //                         "n": 98,
        //                         "oi": "0",
        //                         "h": "84282",
        //                         "l": "83661.8",
        //                         "p": "0"
        //                     },
        //                     "minp": "82526.1",
        //                     "maxp": "85894.9"
        //                 }
        //             }
        //         }
        //     }
        //
        let mut params: Value = (match __pro_message.get("params").cloned() { Some(__v) if matches!(__v, Value::Dict(_)) => __v, _ => Value::Null });
        let mut rawData: Value = self.safe_dict_k(params.clone(), "data", &[]);
        let mut data: Value = self.safe_dict_k(rawData, "instrument_ticker", &[Value::Map({
            let mut m = indexmap::IndexMap::new();
            m
        })]);
        let mut topic: Value = self.safe_string_k(params, "channel", &[Value::Str("".into())]);
        // the slim payload does not carry the instrument name, so the symbol is recovered from the channel: ticker_slim.BTC-PERP.100
        let mut parts: Value = split(&topic, &Value::Str(".".into()));
        let mut marketId: Value = self.safe_string(parts, Value::Int(1), &[]);
        let mut market: Value = self.safe_market(&[marketId]);
        let mut ticker: Value = self.parse_ticker(data.clone(), &[market.clone()]);
        let mut tickerSymbol: Value = ticker.as_map().and_then(|__m| __m.get("symbol")).cloned().unwrap_or(Value::Null);
        if (tickerSymbol != Value::Null) {
            if let Value::Dict(__d) = &mut self.tickers { std::sync::Arc::make_mut(__d).insert(crate::runtime::stringify_param(&tickerSymbol), ticker.clone()); }
            let mut bidAsk: Value = self.safe_ticker(Value::Map({
                let mut m = indexmap::IndexMap::new();
                    m.insert("symbol".to_string(), tickerSymbol.clone());
                    m.insert("timestamp".to_string(), self.safe_integer_k(ticker.clone(), "timestamp", &[]));
                    m.insert("datetime".to_string(), self.safe_string_k(ticker.clone(), "datetime", &[]));
                    m.insert("bid".to_string(), self.safe_number_k(ticker.clone(), "bid", &[]));
                    m.insert("bidVolume".to_string(), self.safe_number_k(ticker.clone(), "bidVolume", &[]));
                    m.insert("ask".to_string(), self.safe_number_k(ticker.clone(), "ask", &[]));
                    m.insert("askVolume".to_string(), self.safe_number_k(ticker.clone(), "askVolume", &[]));
                    m.insert("info".to_string(), data);
                m
            }), &[market]);
            if let Value::Dict(__d) = &mut self.bidsasks { std::sync::Arc::make_mut(__d).insert(crate::runtime::stringify_param(&tickerSymbol), bidAsk.clone()); }
            client.resolve(&[bidAsk, Value::Str(format!("{}{}", Value::Str("bidask:".into()), tickerSymbol).into())]);
        }
        client.resolve(&[ticker, topic]);
        return message;

    Value::Null
}

/*
 * @method
 * @name derive#unWatchOrderBook
 * @description unsubscribe from the orderbook channel
 * @param {string} symbol unified symbol of the market to fetch the order book for
 * @param {object} [params] extra parameters specific to the exchange API endpoint
 * @param {int} [params.limit] orderbook limit, default is undefined
 * @returns {object} A dictionary of [order book structures]{@link https://docs.ccxt.com/?id=order-book-structure}
 */
    pub async fn un_watch_order_book(&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
}));
        let __params_empty = indexmap::IndexMap::new();
        let params = params.as_map().unwrap_or(&__params_empty);
        if (self.markets.clone() == Value::Null) {
            self.load_markets(&[]).await;
        }
        let mut limit: Value = (match params.get("limit") { Some(Value::Int(__n)) => Value::Int(*__n), Some(Value::Float(__f)) => Value::Int(*__f as i64), Some(Value::Str(__s)) => match __s.parse::<i64>() { Ok(__n) => Value::Int(__n), Err(_) => match __s.parse::<f64>() { Ok(__f) if __f.is_finite() => Value::Int(__f as i64), _ => Value::Null } }, _ => Value::Null });
        if (limit == Value::Null) {
            limit = Value::Int(10);
        }
        let mut market: Value = self.market(symbol);
        let mut topic: Value = Value::Str(format!("{}{}", Value::Str(format!("{}{}", Value::Str(format!("{}{}", Value::Str("orderbook.".into()), market.as_map().and_then(|__m| __m.get("id")).cloned().unwrap_or(Value::Null)).into()), Value::Str(".10.".into())).into()), self.number_to_string(limit)).into());
        let mut messageHash: Value = Value::Str(format!("{}{}", Value::Str("unwatch".into()), topic).into());
        let mut request: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("method".to_string(), Value::Str("unsubscribe".into()));
                m.insert("params".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("channels".to_string(), Value::from(vec![topic.clone()]));
    m
}));
            m
        });
        let mut subscription: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("name".to_string(), topic);
            m
        });
        return self.un_watch_public(messageHash, request, subscription).await;

    Value::Null
}

/*
 * @method
 * @name derive#unWatchTrades
 * @description unsubscribe from the trades channel
 * @param {string} symbol unified symbol of the market to unwatch the trades for
 * @param {object} [params] extra parameters specific to the exchange API endpoint
 * @returns {any} status of the unwatch request
 */
    pub async fn un_watch_trades(&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;
        }
        let mut market: Value = self.market(symbol);
        let mut topic: Value = Value::Str(format!("{}{}", Value::Str("trades.".into()), market.as_map().and_then(|__m| __m.get("id")).cloned().unwrap_or(Value::Null)).into());
        let mut messageHah: Value = Value::Str(format!("{}{}", Value::Str("unwatch".into()), topic).into());
        let mut request: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("method".to_string(), Value::Str("unsubscribe".into()));
                m.insert("params".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("channels".to_string(), Value::from(vec![topic.clone()]));
    m
}));
            m
        });
        let mut subscription: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("name".to_string(), topic);
            m
        });
        return self.un_watch_public(messageHah, request, subscription).await;

    Value::Null
}

    pub async fn un_watch_public(&mut self, mut messageHash: Value, mut message: Value, mut subscription: Value) -> Value {
        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 requestId: Value = self.request_id(url.clone());
        let mut request: Value = self.extend(message, &[Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("id".to_string(), requestId.clone());
            m
        })]);
        let mut subscriptionExtended: Value = self.extend(subscription, &[Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("id".to_string(), requestId);
                m.insert("method".to_string(), Value::Str("unsubscribe".into()));
            m
        })]);
        return self.watch(url, messageHash.clone(), &[request, messageHash.clone(), subscriptionExtended]).await;

    Value::Null
}

    pub fn handle_order_book_un_subscription(&mut self, mut client: Value, mut topic: Value) {
        let mut parsedTopic: Value = split(&topic, &Value::Str(".".into()));
        let mut marketId: Value = self.safe_string(parsedTopic, Value::Int(1), &[]);
        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);
        if (in_op(&self.orderbooks, &symbol)) {
            remove(&mut self.orderbooks, &symbol);
        }
        self.clean_unsubscription(client, topic.clone(), Value::Str(format!("{}{}", Value::Str("unwatch".into()), topic).into()), &[]);
}

    pub fn handle_trades_un_subscription(&mut self, mut client: Value, mut topic: Value) {
        let mut parsedTopic: Value = split(&topic, &Value::Str(".".into()));
        let mut marketId: Value = self.safe_string(parsedTopic, Value::Int(1), &[]);
        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);
        if (in_op(&self.trades, &symbol)) {
            remove(&mut self.trades, &symbol);
        }
        self.clean_unsubscription(client, topic.clone(), Value::Str(format!("{}{}", Value::Str("unwatch".into()), topic).into()), &[]);
}

    pub fn handle_ticker_un_subscription(&mut self, mut client: Value, mut topic: Value) {
        let mut parsedTopic: Value = split(&topic, &Value::Str(".".into()));
        let mut marketId: Value = self.safe_string(parsedTopic, Value::Int(1), &[]);
        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);
        if (in_op(&self.tickers, &symbol)) {
            remove(&mut self.tickers, &symbol);
        }
        if (in_op(&self.bidsasks, &symbol)) {
            remove(&mut self.bidsasks, &symbol);
        }
        // the bid ask stream shares the ticker_slim channel, so its waiters must not be left hanging either
        let mut bidAskHash: Value = Value::Str(format!("{}{}", Value::Str("bidask:".into()), symbol).into());
        if (in_op(&get_value(&client, &Value::Str("futures".into())), &bidAskHash)) {
            let mut error = Value::from(crate::exchange_errors::unsubscribe_error(format!("{}{}", Value::Str(format!("{}{}", self.id.clone(), Value::Str(" ".into())).into()), bidAskHash)));
            client.reject(&[Value::from(error), bidAskHash.clone()]);
        }
        self.clean_unsubscription(client, topic.clone(), Value::Str(format!("{}{}", Value::Str("unwatch".into()), topic).into()), &[]);
}

    pub fn handle_orders_un_subscription(&mut self, mut client: Value, mut topic: Value) {
        self.orders = Value::Null;
        self.clean_unsubscription(client, topic.clone(), Value::Str(format!("{}{}", Value::Str("unwatch".into()), topic).into()), &[Value::Bool(true)]);
}

    pub fn handle_my_trades_un_subscription(&mut self, mut client: Value, mut topic: Value) {
        self.myTrades = Value::Null;
        self.clean_unsubscription(client, topic.clone(), Value::Str(format!("{}{}", Value::Str("unwatch".into()), topic).into()), &[Value::Bool(true)]);
}

    pub fn handle_un_subscribe(&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;
        //
        //     {
        //         "id": 1,
        //         "result": {
        //             "status": { "orderbook.BTC-PERP.10.10": "ok" },
        //             "remaining_subscriptions": []
        //         }
        //     }
        //
        let mut result: Value = (match __pro_message.get("result").cloned() { Some(__v) if matches!(__v, Value::Dict(_)) => __v, _ => Value::Null });
        let mut status: Value = self.safe_dict_k(result, "status", &[]);
        if (status != Value::Null) {
            let mut topics: Value = object_keys(&status);
            {
                                let mut i: Value = Value::Int(0);
                let mut __for_first_292: bool = true;
                while { if !__for_first_292 { 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_292 = false; i.as_f64().unwrap_or(f64::NAN) < ((topics.len() as i64) as f64) } {
                let mut topic: Value = topics.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 parsedTopic: Value = split(&topic, &Value::Str(".".into()));
                let mut suffix: Option<String> = self.safe_string(parsedTopic, Value::Int(1), &[]).as_str().map(str::to_owned);
                if (Value::Int(topic.as_str().and_then(|__s| __s.find("orderbook")).map(|__i| __i as i64).unwrap_or(-1)).as_f64() == Some(0.0)) {
                    self.handle_order_book_un_subscription(client.clone(), topic.clone());
                }  else if (Value::Int(topic.as_str().and_then(|__s| __s.find("ticker_slim")).map(|__i| __i as i64).unwrap_or(-1)).as_f64() == Some(0.0)) {
                    self.handle_ticker_un_subscription(client.clone(), topic.clone());
                }  else if (Value::Int(topic.as_str().and_then(|__s| __s.find("trades")).map(|__i| __i as i64).unwrap_or(-1)).as_f64() == Some(0.0)) {
                    self.handle_trades_un_subscription(client.clone(), topic.clone());
                }  else if (suffix.as_deref() == Some("orders")) {
                    self.handle_orders_un_subscription(client.clone(), topic.clone());
                }  else if (suffix.as_deref() == Some("trades")) {
                    self.handle_my_trades_un_subscription(client.clone(), topic);
                }
            }
            }
        }
        return message;

    Value::Null
}

/*
 * @method
 * @name derive#watchTrades
 * @description watches information on multiple trades made in a market
 * @see https://docs.derive.xyz/api-reference/channels/tradesbyinstrument
 * @param {string} symbol unified market symbol of the market trades were made in
 * @param {int} [since] the earliest time in ms to fetch trades for
 * @param {int} [limit] the maximum number of trade 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_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
}));
        if (self.markets.clone() == Value::Null) {
            self.load_markets(&[]).await;
        }
        let mut market: Value = self.market(symbol.clone());
        let mut topic: Value = Value::Str(format!("{}{}", Value::Str("trades.".into()), market.as_map().and_then(|__m| __m.get("id")).cloned().unwrap_or(Value::Null)).into());
        let mut request: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("method".to_string(), Value::Str("subscribe".into()));
                m.insert("params".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("channels".to_string(), Value::from(vec![topic.clone()]));
    m
}));
            m
        });
        let mut subscription: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("name".to_string(), topic.clone());
                m.insert("symbol".to_string(), symbol.clone());
                m.insert("params".to_string(), params);
            m
        });
        let mut trades: Value = self.watch_public(topic, request, subscription).await;
        let mut limitResolved: Value = limit.clone();
        if is_true(&self.newUpdates) {
            limitResolved = trades.get_limit(market.as_map().and_then(|__m| __m.get("symbol")).cloned().unwrap_or(Value::Null), limit);
        }
        return self.filter_by_symbol_since_limit(trades, &[symbol, since, limitResolved, Value::Bool(true)]);

    Value::Null
}

    pub fn handle_trade(&mut self, mut client: Value, mut message: Value) {
        let __message_empty = indexmap::IndexMap::new();
        let message = message.as_map().unwrap_or(&__message_empty);
        //
        //
        let mut params: Value = (match message.get("params") { Some(__v) if matches!(__v, Value::Dict(_)) => __v.clone(), _ => Value::Null });
        let mut data: Value = self.safe_dict_k(params.clone(), "data", &[Value::Map({
            let mut m = indexmap::IndexMap::new();
            m
        })]);
        let mut topic: Value = self.safe_string_k(params, "channel", &[Value::Str("".into())]);
        let mut parsedTopic: Value = split(&topic, &Value::Str(".".into()));
        let mut marketId: Value = self.safe_string(parsedTopic, Value::Int(1), &[]);
        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 tradesArray: Value = self.safe_value(self.trades.clone(), symbol.clone(), &[]);
        if (tradesArray == Value::Null) {
            let mut limit: Value = self.safe_integer_k(self.options.clone(), "tradesLimit", &[Value::Int(1000)]);
            tradesArray = ArrayCache::new(limit);
        }
        {
                        let mut i: Value = Value::Int(0);
            let mut __for_first_293: bool = true;
            while { if !__for_first_293 { 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_293 = false; i.as_f64().unwrap_or(f64::NAN) < ((data.len() as i64) as f64) } {
            let mut trade: Value = self.parse_trade(get_value(&data, &i), &[]);
            tradesArray.append(trade);
        }
        }
        if let Value::Dict(__d) = &mut self.trades { std::sync::Arc::make_mut(__d).insert(crate::runtime::stringify_param(&symbol), tradesArray.clone()); }
        client.resolve(&[tradesArray, topic]);
}

    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(&[]);
        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 client: Value = self.client(&[url.clone()]);
        let mut messageHash: Value = Value::Str("authenticated".into());
        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 requestId: Value = self.request_id(url.clone());
            let mut now: Value = self.number_to_string(self.nonce());
            let mut signature: Value = self.parent.sign_message(now.clone(), self.privateKey.clone()).map(|__s| Value::Str(__s.into())).unwrap_or(Value::Null);
            let mut deriveWalletAddress: Value = self.safe_string_k(self.options.clone(), "deriveWalletAddress", &[]);
            if (deriveWalletAddress == Value::Null) || (deriveWalletAddress.as_str() == Some("")) {
                deriveWalletAddress = self.walletAddress.clone(); // v3: the owner wallet is the user's own EOA
            }
            let mut request: Value = Value::Map({
                let mut m = indexmap::IndexMap::new();
                    m.insert("id".to_string(), requestId);
                    m.insert("method".to_string(), Value::Str("public/login".into()));
                    m.insert("params".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("wallet".to_string(), deriveWalletAddress);
        m.insert("timestamp".to_string(), now);
        m.insert("signature".to_string(), signature);
    m
}));
                m
            });
            // const subscription: Dict = {
            //     'name': topic,
            //     'symbol': symbol,
            //     'params': params,
            // }
            let mut message: Value = self.extend(request, &[params]);
            self.watch(url, messageHash.clone(), &[message.clone(), messageHash.clone(), message.clone()]).await;
        }
        return crate::exchange_stubs::ws_await_flight(&future).await;

    Value::Null
}

    pub async fn watch_private(&mut self, mut messageHash: Value, mut message: Value, mut subscription: Value) -> Value {
        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 requestId: Value = self.request_id(url.clone());
        let mut request: Value = self.extend(message, &[Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("id".to_string(), requestId.clone());
            m
        })]);
        let mut subscriptionExtended: Value = self.extend(subscription, &[Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("id".to_string(), requestId);
                m.insert("method".to_string(), Value::Str("subscribe".into()));
            m
        })]);
        return self.watch(url, messageHash.clone(), &[request, messageHash.clone(), subscriptionExtended]).await;

    Value::Null
}

/*
 * @method
 * @name derive#watchOrders
 * @see https://docs.derive.xyz/api-reference/channels/subaccountorders
 * @description watches information on multiple orders made by the user
 * @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
 * @param {string} [params.subaccount_id] *required* the subaccount id
 * @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 subaccountIdparamsDeriveSubaccountIdVariable = self.parent.handle_derive_subaccount_id(Value::Str("watchOrders".into()), params);
        let mut subaccountId: Value = subaccountIdparamsDeriveSubaccountIdVariable.as_array().and_then(|__arr| __arr.get(0)).cloned().unwrap_or(Value::Null);
        let mut paramsDeriveSubaccountId: Value = subaccountIdparamsDeriveSubaccountIdVariable.as_array().and_then(|__arr| __arr.get(1)).cloned().unwrap_or(Value::Null);
        let mut topic: Value = Value::Str(format!("{}{}", self.number_to_string(subaccountId), Value::Str(".orders".into())).into());
        let mut messageHash: Value = topic.clone();
        let mut symbolResolved: Value = (if (symbol != Value::Null) { self.symbol(symbol.clone()) } else { symbol });
        if (symbolResolved != Value::Null) {
            messageHash = Value::Str(format!("{}{}", messageHash, Value::Str(format!("{}{}", Value::Str(":".into()), symbolResolved).into())).into());
        }
        let mut request: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("method".to_string(), Value::Str("subscribe".into()));
                m.insert("params".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("channels".to_string(), Value::from(vec![topic.clone()]));
    m
}));
            m
        });
        let mut subscription: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("name".to_string(), topic);
                m.insert("params".to_string(), paramsDeriveSubaccountId.clone());
            m
        });
        let mut message: Value = self.extend(request, &[paramsDeriveSubaccountId]);
        let mut orders: Value = self.watch_private(messageHash, message, subscription).await;
        let mut limitResolved: Value = limit.clone();
        if is_true(&self.newUpdates) {
            limitResolved = orders.get_limit(symbolResolved.clone(), limit);
        }
        return self.filter_by_symbol_since_limit(orders, &[symbolResolved, since, limitResolved, Value::Bool(true)]);

    Value::Null
}

    pub fn handle_order(&mut self, mut client: Value, mut message: Value) {
        let __message_empty = indexmap::IndexMap::new();
        let message = message.as_map().unwrap_or(&__message_empty);
        //
        // {
        //     method: 'subscription',
        //     params: {
        //         channel: '130837.orders',
        //         data: [
        //             {
        //                 subaccount_id: 130837,
        //                 order_id: '1f44c564-5658-4b69-b8c4-4019924207d5',
        //                 instrument_name: 'BTC-PERP',
        //                 direction: 'buy',
        //                 label: 'test1234',
        //                 quote_id: null,
        //                 creation_timestamp: 1738578974146,
        //                 last_update_timestamp: 1738578974146,
        //                 limit_price: '10000',
        //                 amount: '0.01',
        //                 filled_amount: '0',
        //                 average_price: '0',
        //                 order_fee: '0',
        //                 order_type: 'limit',
        //                 time_in_force: 'post_only',
        //                 order_status: 'untriggered',
        //                 max_fee: '219',
        //                 signature_expiry_sec: 1746354973,
        //                 nonce: 1738578973570,
        //                 signer: '0x30CB7B06AdD6749BbE146A6827502B8f2a79269A',
        //                 signature: '0xc6927095f74a0d3b1aeef8c0579d120056530479f806e9d2e6616df742a8934c69046361beae833b32b25c0145e318438d7d1624bb835add956f63aa37192f571c',
        //                 cancel_reason: '',
        //                 mmp: false,
        //                 is_transfer: false,
        //                 replaced_order_id: null,
        //                 trigger_type: 'stoploss',
        //                 trigger_price_type: 'mark',
        //                 trigger_price: '102800',
        //                 trigger_reject_message: null
        //             }
        //         ]
        //     }
        // }
        //
        let mut params: Value = (match message.get("params") { Some(__v) if matches!(__v, Value::Dict(_)) => __v.clone(), _ => Value::Null });
        let mut topic: Value = self.safe_string_k(params.clone(), "channel", &[]);
        let mut rawOrders: Value = self.safe_list_k(params, "data", &[Value::from(vec![])]);
        {
                        let mut i: Value = Value::Int(0);
            let mut __for_first_294: bool = true;
            while { if !__for_first_294 { 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_294 = false; i.as_f64().unwrap_or(f64::NAN) < ((rawOrders.len() as i64) as f64) } {
            let mut data: Value = rawOrders.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_order(data, &[]);
            let mut symbol: Value = self.safe_string_k(parsed.clone(), "symbol", &[]);
            let mut orderId: Value = self.safe_string_k(parsed.clone(), "id", &[]);
            if (symbol != Value::Null) {
                if (self.orders.clone() == Value::Null) {
                    let mut limit: Value = self.safe_integer_k(self.options.clone(), "ordersLimit", &[Value::Int(1000)]);
                    self.orders = ArrayCacheBySymbolById::new(limit);
                }
                let mut cachedOrders: Value = self.orders.clone();
                let mut orders: Value = self.safe_dict(cachedOrders.hashmap(), symbol.clone(), &[Value::Map({
                    let mut m = indexmap::IndexMap::new();
                    m
                })]);
                let mut order: Value = (if (orderId == Value::Null) { Value::Null } else { self.safe_dict(orders.clone(), orderId, &[]) });
                if (order != Value::Null) {
                    let mut fee: Value = self.safe_dict_k(order.clone(), "fee", &[]);
                    if (fee != Value::Null) {
                        add_element_to_object(&mut parsed, &Value::Str("fee".into()), fee);
                    }
                    let mut fees: Value = self.safe_list_k(order.clone(), "fees", &[]);
                    if (fees != Value::Null) {
                        add_element_to_object(&mut parsed, &Value::Str("fees".into()), fees);
                    }
                    add_element_to_object(&mut parsed, &Value::Str("trades".into()), self.safe_list_k(order.clone(), "trades", &[]));
                    add_element_to_object(&mut parsed, &Value::Str("timestamp".into()), self.safe_integer_k(order.clone(), "timestamp", &[]));
                    add_element_to_object(&mut parsed, &Value::Str("datetime".into()), self.safe_string_k(order, "datetime", &[]));
                }
                cachedOrders.append(parsed);
                if (topic != Value::Null) {
                    let mut messageHashSymbol: Value = Value::Str(format!("{}{}", Value::Str(format!("{}{}", topic, Value::Str(":".into())).into()), symbol).into());
                    client.resolve(&[self.orders.clone(), messageHashSymbol]);
                }
            }
        }
        }
        client.resolve(&[self.orders.clone(), topic]);
}

/*
 * @method
 * @name derive#unWatchOrders
 * @description unsubscribe from the orders channel
 * @see https://docs.derive.xyz/api-reference/channels/subaccountorders
 * @param {string} [symbol] not used by derive unWatchOrders, the whole subaccount channel is unsubscribed
 * @param {object} [params] extra parameters specific to the exchange API endpoint
 * @param {string} [params.subaccount_id] *required* the subaccount id
 * @returns {any} status of the unwatch request
 */
    pub async fn un_watch_orders(&mut self, optional_args: &[Value]) -> Value {
        let mut symbol = 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;
        }
        let mut subaccountIdparamsDeriveSubaccountIdVariable = self.parent.handle_derive_subaccount_id(Value::Str("unWatchOrders".into()), params);
        let mut subaccountId: Value = subaccountIdparamsDeriveSubaccountIdVariable.as_array().and_then(|__arr| __arr.get(0)).cloned().unwrap_or(Value::Null);
        let mut paramsDeriveSubaccountId: Value = subaccountIdparamsDeriveSubaccountIdVariable.as_array().and_then(|__arr| __arr.get(1)).cloned().unwrap_or(Value::Null);
        let mut topic: Value = Value::Str(format!("{}{}", self.number_to_string(subaccountId), Value::Str(".orders".into())).into());
        let mut messageHash: Value = Value::Str(format!("{}{}", Value::Str("unwatch".into()), topic).into());
        let mut request: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("method".to_string(), Value::Str("unsubscribe".into()));
                m.insert("params".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("channels".to_string(), Value::from(vec![topic.clone()]));
    m
}));
            m
        });
        let mut subscription: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("name".to_string(), topic);
            m
        });
        let mut message: Value = self.extend(request, &[paramsDeriveSubaccountId]);
        return self.un_watch_public(messageHash, message, subscription).await;

    Value::Null
}

/*
 * @method
 * @name derive#watchMyTrades
 * @see https://docs.derive.xyz/api-reference/channels/subaccounttrades
 * @description watches information on multiple trades made by the user
 * @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
 * @param {string} [params.subaccount_id] *required* the subaccount id
 * @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 subaccountIdparamsDeriveSubaccountIdVariable = self.parent.handle_derive_subaccount_id(Value::Str("watchMyTrades".into()), params);
        let mut subaccountId: Value = subaccountIdparamsDeriveSubaccountIdVariable.as_array().and_then(|__arr| __arr.get(0)).cloned().unwrap_or(Value::Null);
        let mut paramsDeriveSubaccountId: Value = subaccountIdparamsDeriveSubaccountIdVariable.as_array().and_then(|__arr| __arr.get(1)).cloned().unwrap_or(Value::Null);
        let mut topic: Value = Value::Str(format!("{}{}", self.number_to_string(subaccountId), Value::Str(".trades".into())).into());
        let mut messageHash: Value = topic.clone();
        let mut symbolResolved: Value = (if (symbol != Value::Null) { self.symbol(symbol.clone()) } else { symbol });
        if (symbolResolved != Value::Null) {
            messageHash = Value::Str(format!("{}{}", messageHash, Value::Str(format!("{}{}", Value::Str(":".into()), symbolResolved).into())).into());
        }
        let mut request: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("method".to_string(), Value::Str("subscribe".into()));
                m.insert("params".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("channels".to_string(), Value::from(vec![topic.clone()]));
    m
}));
            m
        });
        let mut subscription: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("name".to_string(), topic);
                m.insert("params".to_string(), paramsDeriveSubaccountId.clone());
            m
        });
        let mut message: Value = self.extend(request, &[paramsDeriveSubaccountId]);
        let mut trades: Value = self.watch_private(messageHash, message, subscription).await;
        let mut limitResolved: Value = limit.clone();
        if is_true(&self.newUpdates) {
            limitResolved = trades.get_limit(symbolResolved.clone(), limit);
        }
        return self.filter_by_symbol_since_limit(trades, &[symbolResolved, since, limitResolved, Value::Bool(true)]);

    Value::Null
}

    pub fn handle_my_trade(&mut self, mut client: Value, mut message: Value) {
        let __message_empty = indexmap::IndexMap::new();
        let message = message.as_map().unwrap_or(&__message_empty);
        //
        //
        let mut myTrades: Value = self.myTrades.clone();
        if (myTrades == Value::Null) {
            let mut limit: Value = self.safe_integer_k(self.options.clone(), "tradesLimit", &[Value::Int(1000)]);
            myTrades = ArrayCacheBySymbolById::new(limit);
            self.myTrades = myTrades.clone();
        }
        let mut params: Value = (match message.get("params") { Some(__v) if matches!(__v, Value::Dict(_)) => __v.clone(), _ => Value::Null });
        let mut topic: Value = self.safe_string_k(params.clone(), "channel", &[]);
        let mut rawTrades: Value = self.safe_list_k(params, "data", &[Value::from(vec![])]);
        {
                        let mut i: Value = Value::Int(0);
            let mut __for_first_295: bool = true;
            while { if !__for_first_295 { 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_295 = false; i.as_f64().unwrap_or(f64::NAN) < ((rawTrades.len() as i64) as f64) } {
            let mut trade: Value = self.parse_trade(rawTrades.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), &[]);
            myTrades.append(trade.clone());
            client.resolve(&[myTrades.clone(), topic.clone()]);
            if (topic != Value::Null) {
                let mut messageHash: Value = Value::Str(format!("{}{}", Value::Str(format!("{}{}", topic, Value::Str(":".into())).into()), self.safe_string_k(trade, "symbol", &[Value::Str("".into())])).into());
                client.resolve(&[myTrades.clone(), messageHash]);
            }
        }
        }
}

/*
 * @method
 * @name derive#unWatchMyTrades
 * @description unsubscribe from the my trades channel
 * @see https://docs.derive.xyz/api-reference/channels/subaccounttrades
 * @param {string} [symbol] not used by derive unWatchMyTrades, the whole subaccount channel is unsubscribed
 * @param {object} [params] extra parameters specific to the exchange API endpoint
 * @param {string} [params.subaccount_id] *required* the subaccount id
 * @returns {any} status of the unwatch request
 */
    pub async fn un_watch_my_trades(&mut self, optional_args: &[Value]) -> Value {
        let mut symbol = 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;
        }
        let mut subaccountIdparamsDeriveSubaccountIdVariable = self.parent.handle_derive_subaccount_id(Value::Str("unWatchMyTrades".into()), params);
        let mut subaccountId: Value = subaccountIdparamsDeriveSubaccountIdVariable.as_array().and_then(|__arr| __arr.get(0)).cloned().unwrap_or(Value::Null);
        let mut paramsDeriveSubaccountId: Value = subaccountIdparamsDeriveSubaccountIdVariable.as_array().and_then(|__arr| __arr.get(1)).cloned().unwrap_or(Value::Null);
        let mut topic: Value = Value::Str(format!("{}{}", self.number_to_string(subaccountId), Value::Str(".trades".into())).into());
        let mut messageHash: Value = Value::Str(format!("{}{}", Value::Str("unwatch".into()), topic).into());
        let mut request: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("method".to_string(), Value::Str("unsubscribe".into()));
                m.insert("params".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("channels".to_string(), Value::from(vec![topic.clone()]));
    m
}));
            m
        });
        let mut subscription: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("name".to_string(), topic);
            m
        });
        let mut message: Value = self.extend(request, &[paramsDeriveSubaccountId]);
        return self.un_watch_public(messageHash, message, subscription).await;

    Value::Null
}

/*
 * @method
 * @name derive#watchBalance
 * @description watches balance updates for a single subaccount, the returned structure is scoped to the watched subaccount
 * @see https://docs.derive.xyz/api-reference/channels/subaccountbalances
 * @param {object} [params] extra parameters specific to the exchange API endpoint
 * @param {string} [params.subaccount_id] *required* the subaccount id
 * @param {boolean} [params.fetchBalanceSnapshot] default true, the channel only streams changed totals, so an initial snapshot is loaded over rest before subscribing
 * @returns {object} 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 fetchSnapshotparamsSnapshotVariable = self.handle_option_bool_and_params(params, Value::Str("watchBalance".into()), Value::Str("fetchBalanceSnapshot".into()), &[Value::Bool(true)]);
        let mut fetchSnapshot: Value = fetchSnapshotparamsSnapshotVariable.as_array().and_then(|__arr| __arr.get(0)).cloned().unwrap_or(Value::Null);
        let mut paramsSnapshot: Value = fetchSnapshotparamsSnapshotVariable.as_array().and_then(|__arr| __arr.get(1)).cloned().unwrap_or(Value::Null);
        let mut subaccountIdparamsDeriveSubaccountIdVariable = self.parent.handle_derive_subaccount_id(Value::Str("watchBalance".into()), paramsSnapshot);
        let mut subaccountId: Value = subaccountIdparamsDeriveSubaccountIdVariable.as_array().and_then(|__arr| __arr.get(0)).cloned().unwrap_or(Value::Null);
        let mut paramsDeriveSubaccountId: Value = subaccountIdparamsDeriveSubaccountIdVariable.as_array().and_then(|__arr| __arr.get(1)).cloned().unwrap_or(Value::Null);
        if (self.balance.clone() == Value::Null) {
            let mut emptyBalances: Value = Value::Map({
                let mut m = indexmap::IndexMap::new();
                m
            });
            self.balance = emptyBalances;
        }
        // the balance state and the snapshot are tracked per subaccount, mirroring the subaccount-scoped channel and fetchBalance (params.subaccount_id)
        let mut subaccountIdKey: Value = self.number_to_string(subaccountId.clone());
        if is_true(&fetchSnapshot) && !(in_op(&self.balance, &subaccountIdKey)) {
            let mut snapshotRequest: Value = Value::Map({
                let mut m = indexmap::IndexMap::new();
                    m.insert("subaccount_id".to_string(), subaccountId.clone());
                m
            });
            let mut snapshotParams: Value = self.extend(snapshotRequest, &[paramsDeriveSubaccountId.clone()]);
            let mut snapshot: Value = self.fetch_balance(&[snapshotParams]).await;
            let mut emptyBalance: Value = Value::Map({
                let mut m = indexmap::IndexMap::new();
                m
            }); // hoisted: an inline literal on the right side of a property assignment derails the rust transpiler
            let mut seeded: Value = self.extend(snapshot, &[emptyBalance]); // the extra extend keeps the csharp assignment dictionary-typed (CS0266 otherwise)
            if let Value::Dict(__d) = &mut self.balance { std::sync::Arc::make_mut(__d).insert(crate::runtime::stringify_param(&subaccountIdKey), seeded); }
        }
        let mut topic: Value = Value::Str(format!("{}{}", self.number_to_string(subaccountId), Value::Str(".balances".into())).into());
        let mut request: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("method".to_string(), Value::Str("subscribe".into()));
                m.insert("params".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("channels".to_string(), Value::from(vec![topic.clone()]));
    m
}));
            m
        });
        let mut subscription: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("name".to_string(), topic.clone());
                m.insert("params".to_string(), paramsDeriveSubaccountId.clone());
            m
        });
        let mut message: Value = self.extend(request, &[paramsDeriveSubaccountId]);
        return self.watch_private(topic, message, subscription).await;

    Value::Null
}

/*
 * @method
 * @name derive#watchPositions
 * @description watch all open positions; the sizes stream over the balances channel, while entry price, pnl and margin fields stay from the rest snapshot until the next one
 * @see https://docs.derive.xyz/api-reference/channels/subaccountbalances
 * @param {string[]} [symbols] list of unified market symbols to watch positions for
 * @param {int} [since] the earliest time in ms to fetch positions for
 * @param {int} [limit] the maximum number of positions to retrieve
 * @param {object} [params] extra parameters specific to the exchange API endpoint
 * @param {string} [params.subaccount_id] *required* the subaccount id
 * @param {boolean} [params.fetchPositionsSnapshot] default true, the channel only streams size changes, so an initial snapshot is loaded over rest before subscribing
 * @returns {object[]} a list of [position structures]{@link https://docs.ccxt.com/?id=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 symbolsResolved: Value = self.market_symbols(&[symbols, Value::Null, Value::Bool(true)]);
        let mut fetchSnapshotparamsSnapshotVariable = self.handle_option_bool_and_params(params, Value::Str("watchPositions".into()), Value::Str("fetchPositionsSnapshot".into()), &[Value::Bool(true)]);
        let mut fetchSnapshot: Value = fetchSnapshotparamsSnapshotVariable.as_array().and_then(|__arr| __arr.get(0)).cloned().unwrap_or(Value::Null);
        let mut paramsSnapshot: Value = fetchSnapshotparamsSnapshotVariable.as_array().and_then(|__arr| __arr.get(1)).cloned().unwrap_or(Value::Null);
        let mut subaccountIdparamsDeriveSubaccountIdVariable = self.parent.handle_derive_subaccount_id(Value::Str("watchPositions".into()), paramsSnapshot);
        let mut subaccountId: Value = subaccountIdparamsDeriveSubaccountIdVariable.as_array().and_then(|__arr| __arr.get(0)).cloned().unwrap_or(Value::Null);
        let mut paramsDeriveSubaccountId: Value = subaccountIdparamsDeriveSubaccountIdVariable.as_array().and_then(|__arr| __arr.get(1)).cloned().unwrap_or(Value::Null);
        if (self.positions.clone() == Value::Null) {
            let mut emptyCaches: Value = Value::Map({
                let mut m = indexmap::IndexMap::new();
                m
            });
            self.positions = emptyCaches;
            let mut emptySnapshots: Value = Value::Map({
                let mut m = indexmap::IndexMap::new();
                m
            });
            if let Value::Dict(__d) = &mut self.options { std::sync::Arc::make_mut(__d).insert("loadedPositionsSnapshots".into(), emptySnapshots); }
        }
        // the cache and the snapshot are tracked per subaccount, so subaccounts holding the same instrument and side do not overwrite each other
        let mut subaccountIdKey: Value = self.number_to_string(subaccountId.clone());
        if !(in_op(&self.positions, &subaccountIdKey)) {
            add_element_to_object(&mut self.positions, &subaccountIdKey, ArrayCacheBySymbolBySide::new(Value::Null));
        }
        let mut loadedSnapshots: Value = self.safe_dict_k(self.options.clone(), "loadedPositionsSnapshots", &[Value::Map({
            let mut m = indexmap::IndexMap::new();
            m
        })]);
        if is_true(&fetchSnapshot) && !(in_op(&loadedSnapshots, &subaccountIdKey)) {
            let mut snapshotRequest: Value = Value::Map({
                let mut m = indexmap::IndexMap::new();
                    m.insert("subaccount_id".to_string(), subaccountId.clone());
                m
            });
            let mut snapshotParams: Value = self.extend(snapshotRequest, &[paramsDeriveSubaccountId.clone()]);
            let mut positionsSnapshot: Value = self.fetch_positions(&[Value::Null, snapshotParams]).await;
            let mut cache: Value = get_value(&self.positions, &subaccountIdKey);
            {
                                let mut i: Value = Value::Int(0);
                let mut __for_first_296: bool = true;
                while { if !__for_first_296 { 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_296 = false; i.as_f64().unwrap_or(f64::NAN) < ((positionsSnapshot.len() as i64) as f64) } {
                cache.append(positionsSnapshot.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));
            }
            }
            if let Value::Dict(__d) = &mut loadedSnapshots { std::sync::Arc::make_mut(__d).insert(crate::runtime::stringify_param(&subaccountIdKey), Value::Bool(true)); }
            if let Value::Dict(__d) = &mut self.options { std::sync::Arc::make_mut(__d).insert("loadedPositionsSnapshots".into(), loadedSnapshots.clone()); }
        }
        let mut topic: Value = Value::Str(format!("{}{}", self.number_to_string(subaccountId), Value::Str(".balances".into())).into());
        let mut messageHash: Value = Value::Str(format!("{}{}", Value::Str("positions:".into()), topic).into());
        let mut request: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("method".to_string(), Value::Str("subscribe".into()));
                m.insert("params".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("channels".to_string(), Value::from(vec![topic.clone()]));
    m
}));
            m
        });
        let mut subscription: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("name".to_string(), topic);
                m.insert("params".to_string(), paramsDeriveSubaccountId.clone());
            m
        });
        let mut message: Value = self.extend(request, &[paramsDeriveSubaccountId]);
        let mut newPositions: Value = self.watch_private(messageHash, message, subscription).await;
        if is_true(&self.newUpdates) {
            return newPositions;
        }
        return self.filter_by_symbols_since_limit(get_value(&self.positions, &subaccountIdKey), &[symbolsResolved, since, limit, Value::Bool(true)]);

    Value::Null
}

    pub fn handle_position_delta(&self, mut subaccountIdKey: Value, mut entry: Value) -> Value {
        let mut marketId: Value = self.safe_string_k(entry.clone(), "name", &[]);
        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 newSize: Value = self.safe_string_k(entry.clone(), "new_balance", &[Value::Str("0".into())]);
        let mut isShort: Value = crate::precise::Precise::stringLt(&newSize, &Value::Str("0".into()));
        let mut side: Value = (if is_true(&isShort) { Value::Str("short".into()) } else { Value::Str("long".into()) });
        let mut contracts: Value = crate::precise::Precise::stringAbs(&newSize);
        let mut cache: Value = get_value(&self.positions, &subaccountIdKey);
        let mut symbolPositions: Value = self.safe_dict(cache.hashmap(), symbol.clone(), &[Value::Map({
            let mut m = indexmap::IndexMap::new();
            m
        })]);
        // a fill through zero flattens the opposite side first
        let mut oppositeSide: Value = (if is_true(&isShort) { Value::Str("long".into()) } else { Value::Str("short".into()) });
        let mut opposite: Value = self.safe_dict(symbolPositions.clone(), oppositeSide, &[]);
        if (opposite != Value::Null) {
            let mut oppositeContracts: Option<String> = self.safe_string_k(opposite.clone(), "contracts", &[]).as_str().map(str::to_owned);
            if (oppositeContracts.is_some()) && (oppositeContracts.as_deref() != Some("0")) {
                add_element_to_object(&mut opposite, &Value::Str("contracts".into()), self.parse_number(Value::Str("0".into()), &[]));
                add_element_to_object(&mut opposite, &Value::Str("lastUpdateTimestamp".into()), self.milliseconds());
                cache.append(opposite);
            }
        }
        let mut position: Value = self.safe_dict(symbolPositions, side.clone(), &[]);
        if (position == Value::Null) {
            // the position is freshly opened by the current fill, so the local clock approximates the open time
            let mut timestamp: Value = self.milliseconds();
            position = self.safe_position(Value::Map({
                let mut m = indexmap::IndexMap::new();
                    m.insert("symbol".to_string(), symbol);
                    m.insert("side".to_string(), side.clone());
                    m.insert("timestamp".to_string(), timestamp.clone());
                    m.insert("datetime".to_string(), self.iso8601(timestamp));
                    m.insert("info".to_string(), entry.clone());
                m
            }));
        }
        add_element_to_object(&mut position, &Value::Str("contracts".into()), self.parse_number(contracts, &[]));
        add_element_to_object(&mut position, &Value::Str("side".into()), side);
        add_element_to_object(&mut position, &Value::Str("lastUpdateTimestamp".into()), self.milliseconds());
        add_element_to_object(&mut position, &Value::Str("info".into()), entry);
        cache.append(position.clone());
        return position;

    Value::Null
}

    pub fn handle_balance(&mut self, mut client: Value, mut message: Value) {
        let __message_empty = indexmap::IndexMap::new();
        let message = message.as_map().unwrap_or(&__message_empty);
        //
        //     {
        //         "method": "subscription",
        //         "params": {
        //             "channel": "86815.balances",
        //             "data": [
        //                 {
        //                     "name": "USDC",
        //                     "new_balance": "8427.545482",
        //                     "previous_balance": "8428.545482",
        //                     "update_type": "trade"
        //                 }
        //             ]
        //         }
        //     }
        //
        let mut params: Value = (match message.get("params") { Some(__v) if matches!(__v, Value::Dict(_)) => __v.clone(), _ => Value::Null });
        let mut topic: Value = self.safe_string_k(params.clone(), "channel", &[]);
        let mut topicParts: Value = split(&topic, &Value::Str(".".into()));
        let mut subaccountIdKey: Value = self.safe_string(topicParts, Value::Int(0), &[]);
        let mut data: Value = self.safe_list_k(params, "data", &[Value::from(vec![])]);
        if (self.balance.clone() == Value::Null) {
            self.balance = Value::Map({
                let mut m = indexmap::IndexMap::new();
                m
            });
        }
        let mut subBalance: Value = self.safe_dict(self.balance.clone(), subaccountIdKey.clone(), &[]);
        if (subBalance == Value::Null) {
            let mut emptySubBalance: Value = Value::Map({
                let mut m = indexmap::IndexMap::new();
                m
            });
            subBalance = emptySubBalance;
        }
        let mut updated: bool = false;
        let mut positionUpdates: Value = Value::from(vec![]);
        {
                        let mut i: Value = Value::Int(0);
            let mut __for_first_297: bool = true;
            while { if !__for_first_297 { 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_297 = false; i.as_f64().unwrap_or(f64::NAN) < ((data.len() as i64) as f64) } {
            let mut entry: Value = self.safe_dict(data.clone(), i.clone(), &[Value::Map({
                let mut m = indexmap::IndexMap::new();
                m
            })]);
            let mut name: Value = self.safe_string_k(entry.clone(), "name", &[Value::Str("".into())]);
            if Value::Int(name.as_str().and_then(|__s| __s.find("-")).map(|__i| __i as i64).unwrap_or(-1)).as_f64().unwrap_or(f64::NAN) >= ((0i64) as f64) {
                // position deltas carry instrument names and do not belong into the balance structure
                if (self.positions.clone() != Value::Null) && (in_op(&self.positions, &subaccountIdKey)) {
                    let mut position: Value = self.handle_position_delta(subaccountIdKey.clone(), entry.clone());
                    append_to_array(&mut positionUpdates, position);
                }
                continue;
            }
            let mut code: Value = self.safe_currency_code(name, &[]);
            if (code == Value::Null) {
                continue;
            }
            let mut account: Value = self.safe_dict(subBalance.clone(), code.clone(), &[]);
            if (account == Value::Null) {
                account = self.account();
            }
            // the channel and the balance state are both subaccount-scoped, so the streamed new_balance is the authoritative absolute total
            if let Value::Dict(__d) = &mut account { std::sync::Arc::make_mut(__d).insert("total".into(), self.safe_string_k(entry, "new_balance", &[])); }
            // the margin requirements the rest free/used model needs are not part of the stream, so stale snapshot values are dropped instead of reporting free + used != total
            if let Value::Dict(__d) = &mut account { std::sync::Arc::make_mut(__d).insert("free".into(), Value::Null); }
            if let Value::Dict(__d) = &mut account { std::sync::Arc::make_mut(__d).insert("used".into(), Value::Null); }
            add_element_to_object(&mut subBalance, &code, account);
            updated = true;
        }
        }
        if updated {
            { let __be_tmp = self.safe_balance(subBalance); if let Value::Dict(__d) = &mut self.balance { std::sync::Arc::make_mut(__d).insert(crate::runtime::stringify_param(&subaccountIdKey), __be_tmp); } }
            client.resolve(&[get_value(&self.balance, &subaccountIdKey), topic.clone()]);
        }
        let mut positionUpdatesLength: f64 = ((positionUpdates.len() as i64) as f64);
        if positionUpdatesLength > ((0i64) as f64) {
            client.resolve(&[positionUpdates, Value::Str(format!("{}{}", Value::Str("positions:".into()), topic).into())]);
        }
}

    pub fn handle_error_message(&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;
        //
        // {
        //     id: '690c6276-0fc6-4121-aafa-f28bf5adedcb',
        //     error: { code: -32600, message: 'Invalid Request' }
        // }
        //
        if !(matches!(&message, Value::Dict(__d) if __d.contains_key("error"))) {
            return Value::Bool(false);
        }
        let mut errorMessage: Value = (match __pro_message.get("error").cloned() { Some(__v) if matches!(__v, Value::Dict(_)) => __v, _ => Value::Null });
        let mut errorCode: Value = self.safe_string_k(errorMessage, "code", &[]);
        let _try_result = std::panic::catch_unwind(std::panic::AssertUnwindSafe(|| {
            if (errorCode != Value::Null) {
                let mut feedback: Value = Value::Str(format!("{}{}", Value::Str(format!("{}{}", self.id.clone(), Value::Str(" ".into())).into()), json_stringify(&message)).into());
                self.throw_exactly_matched_exception(self.exceptions.as_map().and_then(|__m| __m.get("exact")).cloned().unwrap_or(Value::Null), errorCode.clone(), feedback.clone());
                panic!("{}", crate::exchange_errors::exchange_error(feedback));
            }
            return Value::Bool(false);
         #[allow(unreachable_code)] { Value::Null }}));
match _try_result { Ok(__try_ok) => { if !matches!(__try_ok, Value::Null) { return __try_ok; } return Value::Null; } Err(_try_err) => { let error: Value = panic_to_value(_try_err); 
            if is_instance(&error, &Value::Str("AuthenticationError".into())) {
                let mut messageHash: Value = Value::Str("authenticated".into());
                client.reject(&[Value::from(error.clone()), messageHash.clone()]);
                if (in_op(&get_value(&client, &Value::Str("subscriptions".into())), &messageHash)) {
                    remove(&mut get_value(&client, &Value::Str("subscriptions".into())), &messageHash);
                }
            }  else {
                client.reject(&[Value::from(error)]);
            }
            return Value::Bool(true);
         } }

    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;
        if (self.handle_error_message(client.clone(), message.clone()).as_bool() == Some(true)) {
            return;
        }
        let mut methods: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("orderbook".to_string(), Value::Str("handle_order_book".into()).clone());
                m.insert("ticker".to_string(), Value::Str("handle_ticker".into()).clone());
                m.insert("ticker_slim".to_string(), Value::Str("handle_ticker".into()).clone());
                m.insert("trades".to_string(), Value::Str("handle_trade".into()).clone());
                m.insert("orders".to_string(), Value::Str("handle_order".into()).clone());
                m.insert("mytrades".to_string(), Value::Str("handle_my_trade".into()).clone());
                m.insert("balances".to_string(), Value::Str("handle_balance".into()).clone());
            m
        });
        let mut event: Value = Value::Null;
        let mut params: Value = (match __pro_message.get("params").cloned() { Some(__v) if matches!(__v, Value::Dict(_)) => __v, _ => Value::Null });
        if (params != Value::Null) {
            let mut channel: Value = self.safe_string_k(params, "channel", &[]);
            if (channel != Value::Null) {
                let mut parsedChannel: Value = split(&channel, &Value::Str(".".into()));
                if (Value::Int(channel.as_str().and_then(|__s| __s.find("orders")).map(|__i| __i as i64).unwrap_or(-1)).as_f64().unwrap_or(f64::NAN) >= ((0i64) as f64)) || (Value::Int(channel.as_str().and_then(|__s| __s.find("trades")).map(|__i| __i as i64).unwrap_or(-1)).as_f64().unwrap_or(f64::NAN) > ((0i64) as f64)) || (Value::Int(channel.as_str().and_then(|__s| __s.find("balances")).map(|__i| __i as i64).unwrap_or(-1)).as_f64().unwrap_or(f64::NAN) > ((0i64) as f64)) {
                    event = self.safe_string(parsedChannel.clone(), Value::Int(1), &[]);
                    // {subaccount_id}.trades
                    if (event.as_str() == Some("trades")) {
                        event = Value::Str("mytrades".into());
                    }
                }  else {
                    event = self.safe_string(parsedChannel, Value::Int(0), &[]);
                }
            }
        }
        let mut method: Value = (if (event == Value::Null) { Value::Null } else { self.safe_value(methods, event, &[]) });
        if (method != Value::Null) {
            self.dispatch_ws_handler(&method, &[client.clone(), message.clone()]);
            return;
        }
        if (matches!(&message, Value::Dict(__d) if __d.contains_key("id"))) {
            let mut id: Value = (match __pro_message.get("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 });
            // the subscriptions are scanned with safeString comparisons: an indexBy over the integer ids would need an integer lookup key in python while the object keys are always strings in javascript
            let mut subscriptionKeys: Value = object_keys(&get_value(&client, &Value::Str("subscriptions".into())));
            let mut matched: bool = false;
            {
                                let mut i: Value = Value::Int(0);
                let mut __for_first_298: bool = true;
                while { if !__for_first_298 { 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_298 = false; i.as_f64().unwrap_or(f64::NAN) < ((subscriptionKeys.len() as i64) as f64) } {
                let mut subscription: Value = self.safe_dict(get_value(&client, &Value::Str("subscriptions".into())), subscriptionKeys.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), &[Value::Map({
                    let mut m = indexmap::IndexMap::new();
                    m
                })]);
                let mut subscriptionId: Value = self.safe_string_k(subscription.clone(), "id", &[]);
                if (subscriptionId != Value::Null) && (subscriptionId.as_str() == id.as_str()) {
                    matched = true;
                    let mut subscriptionMethod: Option<String> = self.safe_string_k(subscription, "method", &[]).as_str().map(str::to_owned);
                    if (subscriptionMethod.as_deref() == Some("public/login")) {
                        self.handle_auth(client.clone(), message.clone());
                    }  else if (subscriptionMethod.as_deref() == Some("unsubscribe")) {
                        self.handle_un_subscribe(client.clone(), message.clone());
                    }
                }
            }
            }
            if !matched {
                let mut loginResult: Value = (match __pro_message.get("result").cloned() { Some(__v) if matches!(__v, Value::Arr(_)) => __v, _ => Value::Null });
                if (loginResult != Value::Null) {
                    // the login acknowledgement is the only id reply whose result is a bare list (the subaccount ids)
                    // in java the acknowledgement can arrive before the subscription record is stored
                    // so the shape serves as the routing fallback when the id scan finds nothing
                    self.handle_auth(client, message.clone());
                }
            }
        }
}

    pub fn handle_auth(&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;
        //
        // {
        //     id: 1,
        //     result: [ 130837 ]
        // }
        //
        let mut messageHash: Value = Value::Str("authenticated".into());
        let mut ids: Value = (match __pro_message.get("result").cloned() { Some(__v) if matches!(__v, Value::Arr(_)) => __v, _ => Value::from(vec![]) });
        let mut idsLength: f64 = ((ids.len() as i64) as f64);
        if idsLength > ((0i64) as f64) {
            // client.resolve (message, messageHash);
            let mut future: Value = self.safe_value(get_value(&client, &Value::Str("futures".into())), Value::Str("authenticated".into()), &[]);
            future.resolve(&[Value::Bool(true)]);
        }  else {
            let mut error = Value::from(crate::exchange_errors::authentication_error(json_stringify(&message)));
            client.reject(&[Value::from(error), messageHash.clone()]);
            // allows further authentication attempts
            if (in_op(&get_value(&client, &Value::Str("subscriptions".into())), &messageHash)) {
                remove(&mut get_value(&client, &Value::Str("subscriptions".into())), &Value::Str("authenticated".into()));
            }
        }
}
}