ccxt-pro 4.5.83

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

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


pub struct BlofinCore {
    pub parent: crate::exchanges::blofin::BlofinCore,
}

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

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

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

impl crate::exchange::DerivedExchange for BlofinCore {
    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 BlofinCore {
    fn call_dynamic<'a>(&'a mut self, method: &'a str, args: Vec<crate::Value>)
        -> std::pin::Pin<Box<dyn std::future::Future<Output = crate::Value> + Send + 'a>>
    {
        Box::pin(async move {
            match method {
                "authenticate" => self.authenticate(&args[..]).await,
                "get_subscription_request" => self.get_subscription_request(args.get(0).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 },
                "parse_ws_balance" => self.parse_ws_balance(args.get(0).cloned().unwrap_or(crate::Value::Null)),
                "parse_ws_bid_ask" => self.parse_ws_bid_ask(args.get(0).cloned().unwrap_or(crate::Value::Null), &args[1.min(args.len())..]),
                "parse_ws_order" => self.parse_ws_order(args.get(0).cloned().unwrap_or(crate::Value::Null), &args[1.min(args.len())..]),
                "parse_ws_position" => self.parse_ws_position(args.get(0).cloned().unwrap_or(crate::Value::Null), &args[1.min(args.len())..]),
                "parse_ws_ticker" => self.parse_ws_ticker(args.get(0).cloned().unwrap_or(crate::Value::Null), &args[1.min(args.len())..]),
                "parse_ws_trade" => self.parse_ws_trade(args.get(0).cloned().unwrap_or(crate::Value::Null), &args[1.min(args.len())..]),
                "ping" => self.ping(args.get(0).cloned().unwrap_or(crate::Value::Null)),
                "watch_balance" => self.watch_balance(&args[..]).await,
                "watch_bids_asks" => self.watch_bids_asks(&args[..]).await,
                "watch_funding_rate" => self.watch_funding_rate(args.get(0).cloned().unwrap_or(crate::Value::Null), &args[1.min(args.len())..]).await,
                "watch_multiple_wrapper" => self.watch_multiple_wrapper(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), &args[3.min(args.len())..]).await,
                "watch_ohlcv" => self.watch_ohlcv(args.get(0).cloned().unwrap_or(crate::Value::Null), &args[1.min(args.len())..]).await,
                "watch_ohlcv_for_symbols" => self.watch_ohlcv_for_symbols(args.get(0).cloned().unwrap_or(crate::Value::Null), &args[1.min(args.len())..]).await,
                "watch_order_book" => self.watch_order_book(args.get(0).cloned().unwrap_or(crate::Value::Null), &args[1.min(args.len())..]).await,
                "watch_order_book_for_symbols" => self.watch_order_book_for_symbols(args.get(0).cloned().unwrap_or(crate::Value::Null), &args[1.min(args.len())..]).await,
                "watch_orders" => self.watch_orders(&args[..]).await,
                "watch_orders_for_symbols" => self.watch_orders_for_symbols(args.get(0).cloned().unwrap_or(crate::Value::Null), &args[1.min(args.len())..]).await,
                "watch_positions" => self.watch_positions(&args[..]).await,
                "watch_ticker" => self.watch_ticker(args.get(0).cloned().unwrap_or(crate::Value::Null), &args[1.min(args.len())..]).await,
                "watch_tickers" => self.watch_tickers(&args[..]).await,
                "watch_trades" => self.watch_trades(args.get(0).cloned().unwrap_or(crate::Value::Null), &args[1.min(args.len())..]).await,
                "watch_trades_for_symbols" => self.watch_trades_for_symbols(args.get(0).cloned().unwrap_or(crate::Value::Null), &args[1.min(args.len())..]).await,
                // Go-style inheritance: an un-overridden method dispatches to the parent core.
                _ => crate::exchange_generated::ExchangeBase::call_dynamic(&mut self.parent, method, args).await,
            }
        })
    }
}
impl BlofinCore {
    /// Synchronous WS handler dispatch — routes a handler-name string (from the
    /// venue's handle_message dispatch table) to the real handler method.
    #[allow(dead_code, unreachable_patterns, clippy::all)]
    pub fn dispatch_ws_handler(&mut self, __name: &crate::Value, args: &[crate::Value]) -> crate::Value {
        let __n = match __name { crate::Value::Str(s) => s.as_ref(), _ => return crate::Value::Null };
        match __n {
            "authenticate" => { crate::exchange_stubs::enqueue_spawn("authenticate", args.to_vec()); crate::Value::Null },
            "get_subscription_request" => self.get_subscription_request(args.get(0).cloned().unwrap_or(crate::Value::Null)),
            "handle_balance" => { self.handle_balance(args.get(0).cloned().unwrap_or(crate::Value::Null), args.get(1).cloned().unwrap_or(crate::Value::Null)); crate::Value::Null },
            "handle_bid_ask" => { self.handle_bid_ask(args.get(0).cloned().unwrap_or(crate::Value::Null), args.get(1).cloned().unwrap_or(crate::Value::Null)); crate::Value::Null },
            "handle_funding_rate" => { self.handle_funding_rate(args.get(0).cloned().unwrap_or(crate::Value::Null), args.get(1).cloned().unwrap_or(crate::Value::Null)); 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_ohlcv" => { self.handle_ohlcv(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_orders" => { self.handle_orders(args.get(0).cloned().unwrap_or(crate::Value::Null), args.get(1).cloned().unwrap_or(crate::Value::Null)); crate::Value::Null },
            "handle_pong" => { self.handle_pong(args.get(0).cloned().unwrap_or(crate::Value::Null), args.get(1).cloned().unwrap_or(crate::Value::Null)); crate::Value::Null },
            "handle_positions" => { self.handle_positions(args.get(0).cloned().unwrap_or(crate::Value::Null), args.get(1).cloned().unwrap_or(crate::Value::Null)); crate::Value::Null },
            "handle_ticker" => { self.handle_ticker(args.get(0).cloned().unwrap_or(crate::Value::Null), args.get(1).cloned().unwrap_or(crate::Value::Null)); crate::Value::Null },
            "handle_trades" => { self.handle_trades(args.get(0).cloned().unwrap_or(crate::Value::Null), args.get(1).cloned().unwrap_or(crate::Value::Null)); crate::Value::Null },
            "parse_ws_balance" => self.parse_ws_balance(args.get(0).cloned().unwrap_or(crate::Value::Null)),
            "parse_ws_bid_ask" => self.parse_ws_bid_ask(args.get(0).cloned().unwrap_or(crate::Value::Null), &args[1.min(args.len())..]),
            "parse_ws_order" => self.parse_ws_order(args.get(0).cloned().unwrap_or(crate::Value::Null), &args[1.min(args.len())..]),
            "parse_ws_position" => self.parse_ws_position(args.get(0).cloned().unwrap_or(crate::Value::Null), &args[1.min(args.len())..]),
            "parse_ws_ticker" => self.parse_ws_ticker(args.get(0).cloned().unwrap_or(crate::Value::Null), &args[1.min(args.len())..]),
            "parse_ws_trade" => self.parse_ws_trade(args.get(0).cloned().unwrap_or(crate::Value::Null), &args[1.min(args.len())..]),
            "ping" => self.ping(args.get(0).cloned().unwrap_or(crate::Value::Null)),
            "watch_balance" => { crate::exchange_stubs::enqueue_spawn("watch_balance", args.to_vec()); crate::Value::Null },
            "watch_bids_asks" => { crate::exchange_stubs::enqueue_spawn("watch_bids_asks", args.to_vec()); crate::Value::Null },
            "watch_funding_rate" => { crate::exchange_stubs::enqueue_spawn("watch_funding_rate", args.to_vec()); crate::Value::Null },
            "watch_multiple_wrapper" => { crate::exchange_stubs::enqueue_spawn("watch_multiple_wrapper", args.to_vec()); crate::Value::Null },
            "watch_ohlcv" => { crate::exchange_stubs::enqueue_spawn("watch_ohlcv", args.to_vec()); crate::Value::Null },
            "watch_ohlcv_for_symbols" => { crate::exchange_stubs::enqueue_spawn("watch_ohlcv_for_symbols", args.to_vec()); crate::Value::Null },
            "watch_order_book" => { crate::exchange_stubs::enqueue_spawn("watch_order_book", args.to_vec()); crate::Value::Null },
            "watch_order_book_for_symbols" => { crate::exchange_stubs::enqueue_spawn("watch_order_book_for_symbols", args.to_vec()); crate::Value::Null },
            "watch_orders" => { crate::exchange_stubs::enqueue_spawn("watch_orders", args.to_vec()); crate::Value::Null },
            "watch_orders_for_symbols" => { crate::exchange_stubs::enqueue_spawn("watch_orders_for_symbols", args.to_vec()); crate::Value::Null },
            "watch_positions" => { crate::exchange_stubs::enqueue_spawn("watch_positions", args.to_vec()); crate::Value::Null },
            "watch_ticker" => { crate::exchange_stubs::enqueue_spawn("watch_ticker", args.to_vec()); crate::Value::Null },
            "watch_tickers" => { crate::exchange_stubs::enqueue_spawn("watch_tickers", args.to_vec()); crate::Value::Null },
            "watch_trades" => { crate::exchange_stubs::enqueue_spawn("watch_trades", args.to_vec()); crate::Value::Null },
            "watch_trades_for_symbols" => { crate::exchange_stubs::enqueue_spawn("watch_trades_for_symbols", args.to_vec()); crate::Value::Null },
            _ => crate::Value::Null,
        }
    }
}

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

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

impl BlofinCore {
    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("watchFundingRate".to_string(), Value::Bool(true));
        m.insert("watchFundingRates".to_string(), Value::Bool(false));
        m.insert("watchTrades".to_string(), Value::Bool(true));
        m.insert("watchTradesForSymbols".to_string(), Value::Bool(true));
        m.insert("watchOrderBook".to_string(), Value::Bool(true));
        m.insert("watchOrderBookForSymbols".to_string(), Value::Bool(true));
        m.insert("watchTicker".to_string(), Value::Bool(true));
        m.insert("watchTickers".to_string(), Value::Bool(true));
        m.insert("watchBidsAsks".to_string(), Value::Bool(true));
        m.insert("watchOHLCV".to_string(), Value::Bool(true));
        m.insert("watchOHLCVForSymbols".to_string(), Value::Bool(true));
        m.insert("watchOrders".to_string(), Value::Bool(true));
        m.insert("watchOrdersForSymbols".to_string(), Value::Bool(true));
        m.insert("watchPositions".to_string(), Value::Bool(true));
    m
}));
        m.insert("urls".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("api".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("ws".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("swap".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("public".to_string(), Value::Str("wss://openapi.blofin.com/ws/public".into()));
        m.insert("private".to_string(), Value::Str("wss://openapi.blofin.com/ws/private".into()));
    m
}));
    m
}));
    m
}));
        m.insert("test".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("swap".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("public".to_string(), Value::Str("wss://demo-trading-openapi.blofin.com/ws/public".into()));
        m.insert("private".to_string(), Value::Str("wss://demo-trading-openapi.blofin.com/ws/private".into()));
    m
}));
    m
}));
    m
}));
    m
}));
        m.insert("options".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("defaultType".to_string(), Value::Str("swap".into()));
        m.insert("tradesLimit".to_string(), Value::Int(1000));
        m.insert("watchOrderBook".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("channel".to_string(), Value::Str("books".into()));
    m
}));
        m.insert("watchOrderBookForSymbols".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("channel".to_string(), Value::Str("books".into()));
    m
}));
    m
}));
        m.insert("streaming".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("ping".to_string(), Value::Str("ping".into()).clone());
        m.insert("keepAlive".to_string(), Value::Int(25000));
    m
}));
    m
})]);

    Value::Null
}

    pub fn ping(&self, mut client: Value) -> Value {
        return Value::Str("ping".into());

    Value::Null
}

    pub fn handle_pong(&self, mut client: Value, mut message: Value) {
        //
        //   'pong'
        //
        crate::set_value(&mut client, &Value::Str("lastPong".into()), self.milliseconds());
}

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

    Value::Null
}

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

    Value::Null
}

    pub fn handle_trades(&mut self, mut client: Value, mut message: Value) {
        let __message_empty = indexmap::IndexMap::new();
        let message = message.as_map().unwrap_or(&__message_empty);
        //
        //     {
        //       arg: {
        //         channel: "trades",
        //         instId: "DOGE-USDT",
        //       },
        //       data : [
        //         <same object as shown in REST example>,
        //         ...
        //       ]
        //     }
        //
        let mut arg: Value = (match message.get("arg") { Some(__v) if matches!(__v, Value::Dict(_)) => __v.clone(), _ => Value::Null });
        let mut channelName: Value = self.safe_string_k(arg, "channel", &[]);
        let mut data: Value = (match message.get("data") { Some(__v) if matches!(__v, Value::Arr(_)) => __v.clone(), _ => Value::Null });
        if (data == Value::Null) {
            return;
        }
        {
                        let mut i: Value = Value::Int(0);
            let mut __for_first_187: bool = true;
            while { if !__for_first_187 { 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_187 = false; i.as_f64().unwrap_or(f64::NAN) < ((data.len() as i64) as f64) } {
            let mut rawTrade: Value = data.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 trade: Value = self.parse_ws_trade(rawTrade, &[]);
            let mut symbol: Value = trade.as_map().and_then(|__m| __m.get("symbol")).cloned().unwrap_or(Value::Null);
            let mut stored: Value = self.safe_value(self.trades.clone(), symbol.clone(), &[]);
            if (stored == Value::Null) {
                let mut limit: Value = self.safe_integer_k(self.options.clone(), "tradesLimit", &[Value::Int(1000)]);
                stored = ArrayCache::new(limit);
                if let Value::Dict(__d) = &mut self.trades { std::sync::Arc::make_mut(__d).insert(crate::runtime::stringify_param(&symbol), stored.clone()); }
            }
            stored.append(trade);
            let mut messageHash: Value = Value::Str(format!("{}{}", Value::Str(format!("{}{}", channelName, Value::Str(":".into())).into()), symbol).into());
            client.resolve(&[stored, messageHash]);
        }
        }
}

    pub fn parse_ws_trade(&self, mut trade: Value, optional_args: &[Value]) -> Value {
        let mut market = get_arg(optional_args, 0, Value::Null);
        return self.parse_trade(trade, &[market]);

    Value::Null
}

/*
 * @method
 * @name blofin#watchOrderBook
 * @description watches information on open orders with bid (buy) and ask (sell) prices, volumes and other data
 * @see https://docs.blofin.com/index.html#ws-order-book-channel
 * @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 let Value::Dict(__d) = &mut params { std::sync::Arc::make_mut(__d).insert("callerMethodName".into(), Value::Str("watchOrderBook".into())); }
        return self.watch_order_book_for_symbols(Value::from(vec![symbol]), &[limit, params]).await;

    Value::Null
}

/*
 * @method
 * @name blofin#watchOrderBookForSymbols
 * @description watches information on open orders with bid (buy) and ask (sell) prices, volumes and other data
 * @see https://docs.blofin.com/index.html#ws-order-book-channel
 * @param {string[]} symbols unified array of symbols
 * @param {int} [limit] the maximum amount of order book entries to return
 * @param {object} [params] extra parameters specific to the exchange API endpoint
 * @param {string} [params.depth] the type of order book to subscribe to, default is 'depth/increase100', also accepts 'depth5' or 'depth20' or depth50
 * @returns {object} an [order book structure]{@link https://docs.ccxt.com/?id=order-book-structure}
 */
    pub async fn watch_order_book_for_symbols(&mut self, mut symbols: Value, optional_args: &[Value]) -> Value {
        let mut limit = get_arg(optional_args, 0, Value::Null);
        let mut params = get_arg(optional_args, 1, Value::Map({
    let mut m = indexmap::IndexMap::new();
    m
}));
        if (self.markets.clone() == Value::Null) {
            self.load_markets(&[]).await;
        }
        let mut callerMethodName: Value = Value::Null;
        { let __destr_tmp = self.handle_param_string(params.clone(), Value::Str("callerMethodName".into()), &[Value::Str("watchOrderBookForSymbols".into())]); callerMethodName = __destr_tmp.as_array().and_then(|__arr| __arr.get(0)).cloned().unwrap_or(Value::Null); params = __destr_tmp.as_array().and_then(|__arr| __arr.get(1)).cloned().unwrap_or(Value::Null); }
        let mut channelName: Value = Value::Null;
        { let __destr_tmp = self.handle_option_and_params(params.clone(), callerMethodName.clone(), Value::Str("channel".into()), &[Value::Str("books".into())]); channelName = __destr_tmp.as_array().and_then(|__arr| __arr.get(0)).cloned().unwrap_or(Value::Null); params = __destr_tmp.as_array().and_then(|__arr| __arr.get(1)).cloned().unwrap_or(Value::Null); }
        // due to some problem, temporarily disable other channels
        if (channelName.as_str() != Some("books")) {
            panic!("{}", crate::exchange_errors::not_supported(format!("{}{}", Value::Str(format!("{}{}", Value::Str(format!("{}{}", Value::Str(format!("{}{}", Value::Str(format!("{}{}", self.id.clone(), Value::Str(" ".into())).into()), callerMethodName).into()), Value::Str("() at this moment ".into())).into()), channelName).into()), Value::Str(" is not supported, coming soon".into()))));
        }
        let mut orderbook: Value = self.watch_multiple_wrapper(Value::Bool(true), channelName, callerMethodName, &[symbols, params]).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);
        //
        //   {
        //     arg: {
        //         channel: "books",
        //         instId: "DOGE-USDT",
        //     },
        //     action: "snapshot", // can be 'snapshot' or 'update'
        //     data: {
        //         asks: [   [ 0.08096, 1 ], [ 0.08097, 123 ], ...   ],
        //         bids: [   [ 0.08095, 4 ], [ 0.08094, 237 ], ...   ],
        //         ts: "1707491587909",
        //         prevSeqId: "0", // in case of 'update' there will be some value, less then seqId
        //         seqId: "3374250786",
        //     },
        // }
        //
        let mut arg: Value = (match message.get("arg") { Some(__v) if matches!(__v, Value::Dict(_)) => __v.clone(), _ => Value::Null });
        let mut channelName: Value = self.safe_string_k(arg.clone(), "channel", &[]);
        let mut data: Value = (match message.get("data") { Some(__v) if matches!(__v, Value::Dict(_)) => __v.clone(), _ => Value::Null });
        let mut marketId: Value = self.safe_string_k(arg, "instId", &[]);
        let mut market: Value = self.safe_market(&[marketId]);
        let mut symbol: Value = market.as_map().and_then(|__m| __m.get("symbol")).cloned().unwrap_or(Value::Null);
        let mut messageHash: Value = Value::Str(format!("{}{}", Value::Str(format!("{}{}", channelName, Value::Str(":".into())).into()), symbol).into());
        if !(in_op(&self.orderbooks, &symbol)) {
            { let __be_tmp = self.order_book(&[]); 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(), "ts", &[]);
        let mut action: Option<String> = (match message.get("action") { Some(Value::Str(__s)) if !__s.is_empty() => Value::Str(__s.clone()), Some(Value::Int(__n)) => Value::Str(__n.to_string().into()), Some(Value::Float(__f)) => Value::Str(__f.to_string().into()), _ => Value::Null }).as_str().map(str::to_owned);
        if (action.as_deref() == Some("snapshot")) {
            let mut orderBookSnapshot: Value = self.parse_order_book(data.clone(), symbol.clone(), &[timestamp.clone()]);
            add_element_to_object(&mut orderBookSnapshot, &Value::Str("nonce".into()), self.safe_integer_k(data.clone(), "seqId", &[]));
            orderbook.reset(orderBookSnapshot);
        }  else {
            let mut asks: Value = self.safe_list_k(data.clone(), "asks", &[Value::from(vec![])]);
            let mut bids: Value = self.safe_list_k(data, "bids", &[Value::from(vec![])]);
            self.handle_deltas_with_keys(get_value(&orderbook, &Value::Str("asks".into())), asks, &[]);
            self.handle_deltas_with_keys(get_value(&orderbook, &Value::Str("bids".into())), bids, &[]);
            add_element_to_object(&mut orderbook, &Value::Str("timestamp".into()), timestamp.clone());
            add_element_to_object(&mut orderbook, &Value::Str("datetime".into()), self.iso8601(timestamp));
        }
        if let Value::Dict(__d) = &mut self.orderbooks { std::sync::Arc::make_mut(__d).insert(crate::runtime::stringify_param(&symbol), orderbook.clone()); }
        client.resolve(&[orderbook, messageHash]);
}

/*
 * @method
 * @name blofin#watchTicker
 * @description watches a price ticker, a statistical calculation with the information calculated over the past 24 hours for a specific market
 * @see https://docs.blofin.com/index.html#ws-tickers-channel
 * @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 let Value::Dict(__d) = &mut params { std::sync::Arc::make_mut(__d).insert("callerMethodName".into(), Value::Str("watchTicker".into())); }
        let mut market: Value = self.market(symbol.clone());
        symbol = market.as_map().and_then(|__m| __m.get("symbol")).cloned().unwrap_or(Value::Null);
        let mut result: Value = self.watch_tickers(&[Value::from(vec![symbol.clone()]), params]).await;
        return get_value(&result, &symbol);

    Value::Null
}

/*
 * @method
 * @name blofin#watchTickers
 * @description watches a price ticker, a statistical calculation with the information calculated over the past 24 hours for all markets of a specific list
 * @see https://docs.blofin.com/index.html#ws-tickers-channel
 * @param {string[]} symbols unified symbol of the market to fetch the ticker for
 * @param {object} [params] extra parameters specific to the exchange API endpoint
 * @returns {object} a [ticker structure]{@link https://docs.ccxt.com/?id=ticker-structure}
 */
    pub async fn watch_tickers(&mut self, optional_args: &[Value]) -> Value {
        let mut symbols = get_arg(optional_args, 0, Value::Null);
        let mut params = get_arg(optional_args, 1, Value::Map({
    let mut m = indexmap::IndexMap::new();
    m
}));
        if (symbols == Value::Null) {
            panic!("{}", crate::exchange_errors::not_supported(format!("{}{}", self.id.clone(), Value::Str(" watchTickers() requires a list of symbols".into()))));
        }
        let mut ticker: Value = self.watch_multiple_wrapper(Value::Bool(true), Value::Str("tickers".into()), Value::Str("watchTickers".into()), &[symbols.clone(), params]).await;
        if is_true(&self.newUpdates) {
            let mut tickers: Value = Value::Map({
                let mut m = indexmap::IndexMap::new();
                m
            });
            add_element_to_object(&mut tickers, &crate::value::get_value_k(&ticker, "symbol"), ticker.clone());
            return tickers;
        }
        return self.filter_by_array(self.tickers.clone(), Value::Str("symbol".into()), &[symbols]);

    Value::Null
}

    pub fn handle_ticker(&mut self, mut client: Value, mut message: Value) {
        let __pro_message_arc: std::sync::Arc<indexmap::IndexMap<String, Value>> = (match &message { Value::Dict(__d) => __d.clone(), _ => std::sync::Arc::new(indexmap::IndexMap::new()) });
        let __pro_message: &indexmap::IndexMap<String, Value> = &__pro_message_arc;
        //
        // message
        //
        //     {
        //         arg: {
        //             channel: "tickers",
        //             instId: "DOGE-USDT",
        //         },
        //         data: [
        //             <same object as shown in REST example>
        //         ],
        //     }
        //
        self.handle_bid_ask(client.clone(), message);
        let mut arg: Value = (match __pro_message.get("arg").cloned() { Some(__v) if matches!(__v, Value::Dict(_)) => __v, _ => Value::Null });
        let mut channelName: Value = self.safe_string_k(arg, "channel", &[]);
        let mut data: Value = (match __pro_message.get("data").cloned() { Some(__v) if matches!(__v, Value::Arr(_)) => __v, _ => Value::Null });
        {
                        let mut i: Value = Value::Int(0);
            let mut __for_first_188: bool = true;
            while { if !__for_first_188 { 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_188 = false; i.as_f64().unwrap_or(f64::NAN) < ((data.len() as i64) as f64) } {
            let mut ticker: Value = self.parse_ws_ticker(data.as_array().and_then(|__arr| match &i { Value::Int(__n) => __arr.get(*__n as usize), Value::Str(__s) => __s.parse::<usize>().ok().and_then(|__n| __arr.get(__n)), _ => None }).cloned().unwrap_or(Value::Null), &[]);
            let mut symbol: Value = ticker.as_map().and_then(|__m| __m.get("symbol")).cloned().unwrap_or(Value::Null);
            let mut messageHash: Value = Value::Str(format!("{}{}", Value::Str(format!("{}{}", channelName, Value::Str(":".into())).into()), symbol).into());
            if let Value::Dict(__d) = &mut self.tickers { std::sync::Arc::make_mut(__d).insert(crate::runtime::stringify_param(&symbol), ticker); }
            client.resolve(&[get_value(&self.tickers, &symbol), messageHash]);
        }
        }
}

    pub fn parse_ws_ticker(&self, mut ticker: Value, optional_args: &[Value]) -> Value {
        let mut market = get_arg(optional_args, 0, Value::Null);
        return self.parse_ticker(ticker, &[market]);

    Value::Null
}

/*
 * @method
 * @name blofin#watchBidsAsks
 * @description watches best bid & ask for symbols
 * @see https://docs.blofin.com/index.html#ws-tickers-channel
 * @param {string[]} symbols unified symbol of the market to fetch the ticker for
 * @param {object} [params] extra parameters specific to the exchange API endpoint
 * @returns {object} a [ticker structure]{@link https://docs.ccxt.com/?id=ticker-structure}
 */
    pub async fn watch_bids_asks(&mut self, optional_args: &[Value]) -> Value {
        let mut symbols = get_arg(optional_args, 0, Value::Null);
        let mut params = get_arg(optional_args, 1, Value::Map({
    let mut m = indexmap::IndexMap::new();
    m
}));
        if (self.markets.clone() == Value::Null) {
            self.load_markets(&[]).await;
        }
        symbols = self.market_symbols(&[symbols.clone(), Value::Null, Value::Bool(false)]);
        let mut symbolsList: Value = symbols.clone();
        let mut firstMarket: Value = self.market(symbolsList.as_array().and_then(|__arr| __arr.get(0)).cloned().unwrap_or(Value::Null));
        let mut channel: Value = Value::Str("tickers".into());
        let mut marketType: Value = Value::Null;
        { let __destr_tmp = self.handle_market_type_and_params(Value::Str("watchBidsAsks".into()), &[firstMarket, params.clone()]); marketType = __destr_tmp.as_array().and_then(|__arr| __arr.get(0)).cloned().unwrap_or(Value::Null); params = __destr_tmp.as_array().and_then(|__arr| __arr.get(1)).cloned().unwrap_or(Value::Null); }
        let mut url: Value = crate::value::get_value_k(&get_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), &marketType), "public");
        let mut messageHashes: Value = Value::from(vec![]);
        let mut args: Value = Value::from(vec![]);
        {
                        let mut i: Value = Value::Int(0);
            let mut __for_first_189: bool = true;
            while { if !__for_first_189 { 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_189 = false; i.as_f64().unwrap_or(f64::NAN) < ((symbolsList.len() as i64) as f64) } {
            let mut market: Value = self.market(symbolsList.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 messageHashes, Value::Str(format!("{}{}", Value::Str("bidask:".into()), market.as_map().and_then(|__m| __m.get("symbol")).cloned().unwrap_or(Value::Null)).into()));
            append_to_array(&mut args, Value::Map({
                let mut m = indexmap::IndexMap::new();
                    m.insert("channel".to_string(), channel.clone());
                    m.insert("instId".to_string(), market.as_map().and_then(|__m| __m.get("id")).cloned().unwrap_or(Value::Null));
                m
            }));
        }
        }
        let mut request: Value = self.get_subscription_request(args);
        let __ws_arg_0 = self.deep_extend(request, &[params]);
        let mut ticker: Value = self.watch_multiple(url, messageHashes.clone(), &[__ws_arg_0, messageHashes.clone()]).await;
        if is_true(&self.newUpdates) {
            let mut tickers: Value = Value::Map({
                let mut m = indexmap::IndexMap::new();
                m
            });
            add_element_to_object(&mut tickers, &crate::value::get_value_k(&ticker, "symbol"), ticker.clone());
            return tickers;
        }
        return self.filter_by_array(self.bidsasks.clone(), Value::Str("symbol".into()), &[symbols]);

    Value::Null
}

    pub fn handle_bid_ask(&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 data: Value = (match message.get("data") { Some(__v) if matches!(__v, Value::Arr(_)) => __v.clone(), _ => Value::Null });
        {
                        let mut i: Value = Value::Int(0);
            let mut __for_first_190: bool = true;
            while { if !__for_first_190 { 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_190 = false; i.as_f64().unwrap_or(f64::NAN) < ((data.len() as i64) as f64) } {
            let mut ticker: Value = self.parse_ws_bid_ask(data.as_array().and_then(|__arr| match &i { Value::Int(__n) => __arr.get(*__n as usize), Value::Str(__s) => __s.parse::<usize>().ok().and_then(|__n| __arr.get(__n)), _ => None }).cloned().unwrap_or(Value::Null), &[]);
            let mut symbol: Value = ticker.as_map().and_then(|__m| __m.get("symbol")).cloned().unwrap_or(Value::Null);
            let mut messageHash: Value = Value::Str(format!("{}{}", Value::Str("bidask:".into()), symbol).into());
            if let Value::Dict(__d) = &mut self.bidsasks { std::sync::Arc::make_mut(__d).insert(crate::runtime::stringify_param(&symbol), ticker.clone()); }
            client.resolve(&[ticker, messageHash]);
        }
        }
}

    pub fn parse_ws_bid_ask(&self, mut ticker: Value, optional_args: &[Value]) -> Value {
        let mut market = get_arg(optional_args, 0, Value::Null);
        let mut marketId: Value = self.safe_string_k(ticker.clone(), "instId", &[]);
        market = self.safe_market(&[marketId, market.clone(), Value::Str("-".into())]);
        let mut symbol: Value = self.safe_string_k(market.clone(), "symbol", &[]);
        let mut timestamp: Value = self.safe_integer_k(ticker.clone(), "ts", &[]);
        return self.safe_ticker(Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("symbol".to_string(), symbol);
        m.insert("timestamp".to_string(), timestamp.clone());
        m.insert("datetime".to_string(), self.iso8601(timestamp));
        m.insert("ask".to_string(), self.safe_string_k(ticker.clone(), "askPrice", &[]));
        m.insert("askVolume".to_string(), self.safe_string_k(ticker.clone(), "askSize", &[]));
        m.insert("bid".to_string(), self.safe_string_k(ticker.clone(), "bidPrice", &[]));
        m.insert("bidVolume".to_string(), self.safe_string_k(ticker.clone(), "bidSize", &[]));
        m.insert("info".to_string(), ticker);
    m
}), &[market]);

    Value::Null
}

/*
 * @method
 * @name blofin#watchOHLCV
 * @description watches historical candlestick data containing the open, high, low, and close price, and the volume of a market
 * @param {string} symbol unified symbol of the market to fetch OHLCV data for
 * @param {string} timeframe the length of time each candle represents
 * @param {int} [since] timestamp in ms of the earliest candle to fetch
 * @param {int} [limit] the maximum amount of candles to fetch
 * @param {object} [params] extra parameters specific to the exchange API endpoint
 * @returns {int[][]} A list of candles ordered as timestamp, open, high, low, close, volume
 */
    pub async fn watch_ohlcv(&mut self, mut symbol: Value, optional_args: &[Value]) -> Value {
        let mut timeframe = get_arg(optional_args, 0, Value::Str("1m".into()));
        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 let Value::Dict(__d) = &mut params { std::sync::Arc::make_mut(__d).insert("callerMethodName".into(), Value::Str("watchOHLCV".into())); }
        let mut result: Value = self.watch_ohlcv_for_symbols(Value::from(vec![Value::from(vec![symbol.clone(), timeframe.clone()])]), &[since, limit, params]).await;
        return get_value(&get_value(&result, &symbol), &timeframe);

    Value::Null
}

/*
 * @method
 * @name blofin#watchOHLCVForSymbols
 * @description watches historical candlestick data containing the open, high, low, and close price, and the volume of a market
 * @see https://docs.blofin.com/index.html#ws-candlesticks-channel
 * @param {string[][]} symbolsAndTimeframes array of arrays containing unified symbols and timeframes to fetch OHLCV data for, example [['BTC/USDT', '1m'], ['LTC/USDT', '5m']]
 * @param {int} [since] timestamp in ms of the earliest candle to fetch
 * @param {int} [limit] the maximum amount of candles to fetch
 * @param {object} [params] extra parameters specific to the exchange API endpoint
 * @returns {int[][]} A list of candles ordered as timestamp, open, high, low, close, volume
 */
    pub async fn watch_ohlcv_for_symbols(&mut self, mut symbolsAndTimeframes: Value, optional_args: &[Value]) -> Value {
        let mut since = get_arg(optional_args, 0, Value::Null);
        let mut limit = get_arg(optional_args, 1, Value::Null);
        let mut params = get_arg(optional_args, 2, Value::Map({
    let mut m = indexmap::IndexMap::new();
    m
}));
        let mut symbolsLength: f64 = ((symbolsAndTimeframes.len() as i64) as f64);
        if (symbolsLength == 0.0) || !(matches!(&symbolsAndTimeframes.as_array().and_then(|__arr| __arr.get(0)).cloned().unwrap_or(Value::Null), Value::Arr(_))) {
            panic!("{}", crate::exchange_errors::arguments_required(format!("{}{}", self.id.clone(), Value::Str(" watchOHLCVForSymbols() requires a an array of symbols and timeframes, like  [['BTC/USDT', '1m'], ['LTC/USDT', '5m']]".into()))));
        }
        if (self.markets.clone() == Value::Null) {
            self.load_markets(&[]).await;
        }
        let mut symboltimeframecandlesVariable = self.watch_multiple_wrapper(Value::Bool(true), Value::Str("candle".into()), Value::Str("watchOHLCVForSymbols".into()), &[symbolsAndTimeframes, params]).await;
        let mut symbol: Value = get_value(&symboltimeframecandlesVariable, &Value::Int(0));
        let mut timeframe: Value = get_value(&symboltimeframecandlesVariable, &Value::Int(1));
        let mut candles: Value = get_value(&symboltimeframecandlesVariable, &Value::Int(2));
        if is_true(&self.newUpdates) {
            limit = candles.get_limit(symbol.clone(), limit.clone());
        }
        let mut filtered: Value = self.filter_by_since_limit(candles, &[since, limit, Value::Int(0), Value::Bool(true)]);
        return self.create_ohlcv_object(symbol, timeframe, filtered);

    Value::Null
}

    pub fn handle_ohlcv(&mut self, mut client: Value, mut message: Value) {
        let __message_empty = indexmap::IndexMap::new();
        let message = message.as_map().unwrap_or(&__message_empty);
        //
        // message
        //
        //     {
        //         arg: {
        //             channel: "candle1m",
        //             instId: "DOGE-USDT",
        //         },
        //         data: [
        //             [ same object as shown in REST example ]
        //         ],
        //     }
        //
        let mut arg: Value = (match message.get("arg") { Some(__v) if matches!(__v, Value::Dict(_)) => __v.clone(), _ => Value::Null });
        let mut channelName: Value = self.safe_string_k(arg.clone(), "channel", &[]);
        let mut data: Value = (match message.get("data") { Some(__v) if matches!(__v, Value::Arr(_)) => __v.clone(), _ => Value::Null });
        let mut marketId: Value = self.safe_string_k(arg, "instId", &[]);
        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 interval: Value = replace_str(&channelName, &Value::Str("candle".into()), &Value::Str("".into()));
        let mut unifiedTimeframe: Value = self.find_timeframe(interval.clone(), &[]);
        { let __be_tmp = self.safe_dict(self.ohlcvs.clone(), symbol.clone(), &[Value::Map({
    let mut m = indexmap::IndexMap::new();
    m
})]); if let Value::Dict(__d) = &mut self.ohlcvs { std::sync::Arc::make_mut(__d).insert(crate::runtime::stringify_param(&symbol), __be_tmp); } }
        let mut stored: Value = self.safe_value(get_value(&self.ohlcvs, &symbol), unifiedTimeframe.clone(), &[]);
        if (stored == Value::Null) {
            let mut limit: Value = self.safe_integer_k(self.options.clone(), "OHLCVLimit", &[Value::Int(1000)]);
            stored = ArrayCacheByTimestamp::new(limit);
            add_element_to_object(get_value_mut(&mut self.ohlcvs, &symbol), &unifiedTimeframe, stored.clone());
        }
        {
                        let mut i: Value = Value::Int(0);
            let mut __for_first_191: bool = true;
            while { if !__for_first_191 { 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_191 = false; i.as_f64().unwrap_or(f64::NAN) < ((data.len() as i64) as f64) } {
            let mut candle: Value = data.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_ohlcv(candle, &[market.clone()]);
            stored.append(parsed);
        }
        }
        let mut resolveData: Value = Value::from(vec![symbol.clone(), unifiedTimeframe, stored]);
        let mut messageHash: Value = Value::Str(format!("{}{}", Value::Str(format!("{}{}", Value::Str(format!("{}{}", Value::Str("candle".into()), interval).into()), Value::Str(":".into())).into()), symbol).into());
        client.resolve(&[resolveData, messageHash]);
}

/*
 * @method
 * @name blofin#watchBalance
 * @description query for balance and get the amount of funds available for trading or funds locked in orders
 * @see https://docs.blofin.com/index.html#ws-account-channel
 * @param {object} [params] extra parameters specific to the exchange API endpoint
 * @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;
        }
        self.authenticate(&[]).await;
        let mut marketType: Value = Value::Null;
        { let __destr_tmp = self.handle_market_type_and_params(Value::Str("watchBalance".into()), &[Value::Null, params.clone()]); marketType = __destr_tmp.as_array().and_then(|__arr| __arr.get(0)).cloned().unwrap_or(Value::Null); params = __destr_tmp.as_array().and_then(|__arr| __arr.get(1)).cloned().unwrap_or(Value::Null); }
        if (marketType.as_str() == Some("spot")) {
            panic!("{}", crate::exchange_errors::not_supported(format!("{}{}", self.id.clone(), Value::Str(" watchBalance() is not supported for spot markets yet".into()))));
        }
        let mut messageHash: Value = Value::Str(format!("{}{}", marketType, Value::Str(":balance".into())).into());
        let mut sub: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("channel".to_string(), Value::Str("account".into()));
            m
        });
        let mut request: Value = self.get_subscription_request(Value::from(vec![sub]));
        let mut url: Value = crate::value::get_value_k(&get_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), &marketType), "private");
        let __ws_arg_1 = self.deep_extend(request, &[params]);
        return self.watch(url, messageHash.clone(), &[__ws_arg_1, messageHash.clone()]).await;

    Value::Null
}

    pub fn handle_balance(&mut self, mut client: Value, mut message: Value) {
        //
        //     {
        //         arg: {
        //           channel: "account",
        //         },
        //         data: <same object as shown in REST example>,
        //     }
        //
        let mut marketType: Value = Value::Str("swap".into()); // for now
        if !(in_op(&self.balance, &marketType)) {
            if let Value::Dict(__d) = &mut self.balance { std::sync::Arc::make_mut(__d).insert(crate::runtime::stringify_param(&marketType), Value::Map({
    let mut m = indexmap::IndexMap::new();
    m
})); }
        }
        { let __be_tmp = self.parse_ws_balance(message); if let Value::Dict(__d) = &mut self.balance { std::sync::Arc::make_mut(__d).insert(crate::runtime::stringify_param(&marketType), __be_tmp); } }
        let mut messageHash: Value = Value::Str(format!("{}{}", marketType, Value::Str(":balance".into())).into());
        client.resolve(&[get_value(&self.balance, &marketType), messageHash]);
}

    pub fn parse_ws_balance(&self, mut message: Value) -> Value {
        return self.parse_balance(message);

    Value::Null
}

/*
 * @method
 * @name biofin#watchOrders
 * @description watches information on multiple orders made by the user
 * @see https://docs.blofin.com/index.html#ws-order-channel
 * @see https://docs.blofin.com/index.html#ws-algo-orders-channel
 * @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 {boolean} [params.trigger] set to true for trigger orders
 * @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 let Value::Dict(__d) = &mut params { std::sync::Arc::make_mut(__d).insert("callerMethodName".into(), Value::Str("watchOrders".into())); }
        let mut symbolsArray: Value = (if (symbol != Value::Null) { Value::from(vec![symbol]) } else { Value::from(vec![]) });
        return self.watch_orders_for_symbols(symbolsArray, &[since, limit, params]).await;

    Value::Null
}

/*
 * @method
 * @name blofin#watchOrdersForSymbols
 * @description watches information on multiple orders made by the user across multiple symbols
 * @see https://docs.blofin.com/index.html#ws-order-channel
 * @see https://docs.blofin.com/index.html#ws-algo-orders-channel
 * @param {string[]} symbols
 * @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 {boolean} [params.trigger] set to true for trigger orders
 * @returns {object[]} a list of [order structures]{@link https://docs.ccxt.com/?id=order-structure
 */
    pub async fn watch_orders_for_symbols(&mut self, mut symbols: Value, optional_args: &[Value]) -> Value {
        let mut since = get_arg(optional_args, 0, Value::Null);
        let mut limit = get_arg(optional_args, 1, Value::Null);
        let mut params = get_arg(optional_args, 2, Value::Map({
    let mut m = indexmap::IndexMap::new();
    m
}));
        self.authenticate(&[]).await;
        if (self.markets.clone() == Value::Null) {
            self.load_markets(&[]).await;
        }
        let mut trigger: Value = self.safe_bool2(params.clone(), Value::Str("stop".into()), Value::Str("trigger".into()), &[]);
        params = self.omit(params.clone(), Value::from(vec![Value::Str("stop".into()), Value::Str("trigger".into())]), &[]);
        let mut channel: Value = (if (trigger.as_bool() == Some(true)) { Value::Str("orders-algo".into()) } else { Value::Str("orders".into()) });
        let mut orders: Value = self.watch_multiple_wrapper(Value::Bool(false), channel, Value::Str("watchOrdersForSymbols".into()), &[symbols, params]).await;
        if is_true(&self.newUpdates) {
            let mut first: Value = self.safe_dict(orders.clone(), Value::Int(0), &[]);
            let mut tradeSymbol: Value = self.safe_string_k(first, "symbol", &[]);
            limit = orders.get_limit(tradeSymbol, limit.clone());
        }
        return self.filter_by_since_limit(orders, &[since, limit, Value::Str("timestamp".into()), Value::Bool(true)]);

    Value::Null
}

    pub fn handle_orders(&mut self, mut client: Value, mut message: Value) {
        let __message_empty = indexmap::IndexMap::new();
        let message = message.as_map().unwrap_or(&__message_empty);
        //
        //     {
        //         action: 'update',
        //         arg: { channel: 'orders' },
        //         data: [
        //           <same object as shown in REST example>
        //         ]
        //     }
        //
        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 orders: Value = self.orders.clone();
        let mut arg: Value = (match message.get("arg") { Some(__v) if matches!(__v, Value::Dict(_)) => __v.clone(), _ => Value::Null });
        let mut channelName: Value = self.safe_string_k(arg, "channel", &[]);
        let mut data: Value = (match message.get("data") { Some(__v) if matches!(__v, Value::Arr(_)) => __v.clone(), _ => Value::Null });
        {
                        let mut i: Value = Value::Int(0);
            let mut __for_first_192: bool = true;
            while { if !__for_first_192 { 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_192 = false; i.as_f64().unwrap_or(f64::NAN) < ((data.len() as i64) as f64) } {
            let mut order: Value = self.parse_ws_order(data.as_array().and_then(|__arr| match &i { Value::Int(__n) => __arr.get(*__n as usize), Value::Str(__s) => __s.parse::<usize>().ok().and_then(|__n| __arr.get(__n)), _ => None }).cloned().unwrap_or(Value::Null), &[]);
            let mut symbol: Value = order.as_map().and_then(|__m| __m.get("symbol")).cloned().unwrap_or(Value::Null);
            let mut messageHash: Value = Value::Str(format!("{}{}", Value::Str(format!("{}{}", channelName, Value::Str(":".into())).into()), symbol).into());
            orders.append(order);
            client.resolve(&[orders.clone(), messageHash]);
            client.resolve(&[orders.clone(), channelName.clone()]);
        }
        }
}

    pub fn parse_ws_order(&self, mut order: Value, optional_args: &[Value]) -> Value {
        let mut market = get_arg(optional_args, 0, Value::Null);
        return self.parse_order(order, &[market]);

    Value::Null
}

/*
 * @method
 * @name blofin#watchPositions
 * @see https://docs.blofin.com/index.html#ws-positions-channel
 * @description watch all open positions
 * @param {string[]|undefined} symbols list of unified market symbols
 * @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
 * @returns {object[]} a list of [position structure]{@link https://docs.ccxt.com/en/latest/manual.html#position-structure}
 */
    pub async fn watch_positions(&mut self, optional_args: &[Value]) -> Value {
        let mut symbols = get_arg(optional_args, 0, Value::Null);
        let mut since = get_arg(optional_args, 1, Value::Null);
        let mut limit = get_arg(optional_args, 2, Value::Null);
        let mut params = get_arg(optional_args, 3, Value::Map({
    let mut m = indexmap::IndexMap::new();
    m
}));
        self.authenticate(&[]).await;
        if (self.markets.clone() == Value::Null) {
            self.load_markets(&[]).await;
        }
        let mut newPositions: Value = self.watch_multiple_wrapper(Value::Bool(false), Value::Str("positions".into()), Value::Str("watchPositions".into()), &[symbols.clone(), params]).await;
        if is_true(&self.newUpdates) {
            return newPositions;
        }
        return self.filter_by_symbols_since_limit(self.positions.clone(), &[symbols, since, limit]);

    Value::Null
}

    pub fn handle_positions(&mut self, mut client: Value, mut message: Value) {
        let __message_empty = indexmap::IndexMap::new();
        let message = message.as_map().unwrap_or(&__message_empty);
        //
        //     {
        //         arg: { channel: 'positions' },
        //         data: [
        //           <same object as shown in REST example>
        //         ]
        //     }
        //
        if (self.positions.clone() == Value::Null) {
            self.positions = ArrayCacheBySymbolBySide::new(Value::Null);
        }
        let mut cache: Value = self.positions.clone();
        let mut arg: Value = (match message.get("arg") { Some(__v) if matches!(__v, Value::Dict(_)) => __v.clone(), _ => Value::Null });
        let mut channelName: Value = self.safe_string_k(arg, "channel", &[]);
        let mut data: Value = (match message.get("data") { Some(__v) if matches!(__v, Value::Arr(_)) => __v.clone(), _ => Value::Null });
        let mut newPositions: Value = Value::from(vec![]);
        {
                        let mut i: Value = Value::Int(0);
            let mut __for_first_193: bool = true;
            while { if !__for_first_193 { 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_193 = false; i.as_f64().unwrap_or(f64::NAN) < ((data.len() as i64) as f64) } {
            let mut position: Value = self.parse_ws_position(data.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 newPositions, position.clone());
            cache.append(position.clone());
            let mut messageHash: Value = Value::Str(format!("{}{}", Value::Str(format!("{}{}", channelName, Value::Str(":".into())).into()), position.as_map().and_then(|__m| __m.get("symbol")).cloned().unwrap_or(Value::Null)).into());
            client.resolve(&[position, messageHash]);
        }
        }
}

    pub fn parse_ws_position(&self, mut position: Value, optional_args: &[Value]) -> Value {
        let mut market = get_arg(optional_args, 0, Value::Null);
        return self.parse_position(position, &[market]);

    Value::Null
}

/*
 * @method
 * @name blofin#watchFundingRate
 * @description watch the current funding rate
 * @see https://docs.blofin.com/index.html#ws-funding-rate-channel
 * @param {string} symbol unified market symbol
 * @param {object} [params] extra parameters specific to the exchange API endpoint
 * @returns {object} a [funding rate structure]{@link https://docs.ccxt.com/?id=funding-rate-structure}
 */
    pub async fn watch_funding_rate(&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 marketType: Value = Value::Null;
        { let __destr_tmp = self.handle_market_type_and_params(Value::Str("watchFundingRate".into()), &[market.clone(), params.clone()]); marketType = __destr_tmp.as_array().and_then(|__arr| __arr.get(0)).cloned().unwrap_or(Value::Null); params = __destr_tmp.as_array().and_then(|__arr| __arr.get(1)).cloned().unwrap_or(Value::Null); }
        let mut messageHash: Value = Value::Str(format!("{}{}", Value::Str("fundingRate:".into()), market.as_map().and_then(|__m| __m.get("symbol")).cloned().unwrap_or(Value::Null)).into());
        let mut requestParams: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("channel".to_string(), Value::Str("funding-rate".into()));
                m.insert("instId".to_string(), market.as_map().and_then(|__m| __m.get("id")).cloned().unwrap_or(Value::Null));
            m
        });
        let mut request: Value = self.get_subscription_request(Value::from(vec![requestParams]));
        let mut url: Value = crate::value::get_value_k(&get_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), &marketType), "public");
        let __ws_arg_2 = self.deep_extend(request, &[params]);
        return self.watch(url, messageHash.clone(), &[__ws_arg_2, messageHash.clone()]).await;

    Value::Null
}

    pub fn handle_funding_rate(&mut self, mut client: Value, mut message: Value) {
        let __message_empty = indexmap::IndexMap::new();
        let message = message.as_map().unwrap_or(&__message_empty);
        //
        //     {
        //         "arg": {
        //             "channel": "funding-rate",
        //             "instId": "BTC-USDT"
        //         },
        //         "data": [
        //             {
        //                 "instId": "BTC-USDT",
        //                 "fundingRate": "0.00007873240488719234",
        //                 "fundingTime": "1771430400000"
        //             }
        //         ]
        //     }
        //
        let mut data: Value = (match message.get("data") { Some(__v) if matches!(__v, Value::Arr(_)) => __v.clone(), _ => Value::from(vec![]) });
        let mut first: Value = self.safe_dict(data, Value::Int(0), &[Value::Map({
            let mut m = indexmap::IndexMap::new();
            m
        })]);
        let mut fundingRate: Value = self.parse_funding_rate(first, &[]);
        let mut symbol: Value = fundingRate.as_map().and_then(|__m| __m.get("symbol")).cloned().unwrap_or(Value::Null);
        if let Value::Dict(__d) = &mut self.fundingRates { std::sync::Arc::make_mut(__d).insert(crate::runtime::stringify_param(&symbol), fundingRate.clone()); }
        let mut messageHash: Value = Value::Str(format!("{}{}", Value::Str("fundingRate:".into()), symbol).into());
        client.resolve(&[fundingRate, messageHash]);
}

    pub async fn watch_multiple_wrapper(&mut self, mut isPublic: Value, mut channelName: Value, mut callerMethodName: Value, optional_args: &[Value]) -> Value {
        let mut symbolsArray = get_arg(optional_args, 0, Value::Null);
        let mut params = get_arg(optional_args, 1, Value::Map({
    let mut m = indexmap::IndexMap::new();
    m
}));
        // underlier method for all watch-multiple symbols
        if (self.markets.clone() == Value::Null) {
            self.load_markets(&[]).await;
        }
        { let __destr_tmp = self.handle_param_string(params.clone(), Value::Str("callerMethodName".into()), &[callerMethodName.clone()]); callerMethodName = __destr_tmp.as_array().and_then(|__arr| __arr.get(0)).cloned().unwrap_or(Value::Null); params = __destr_tmp.as_array().and_then(|__arr| __arr.get(1)).cloned().unwrap_or(Value::Null); }
        // if OHLCV method are being called, then symbols would be symbolsAndTimeframes (multi-dimensional) array
        let mut isOHLCV: bool = channelName.as_str() == Some("candle");
        let mut symbols: Value = (if isOHLCV { self.get_list_from_object_values(symbolsArray.clone(), Value::Int(0)) } else { symbolsArray.clone() });
        symbols = self.market_symbols(&[symbols.clone(), Value::Null, Value::Bool(true), Value::Bool(true)]);
        let mut firstMarket: Value = Value::Null;
        let mut firstSymbol: Value = self.safe_string(symbols.clone(), Value::Int(0), &[]);
        if (firstSymbol != Value::Null) {
            firstMarket = self.market(firstSymbol);
        }
        let mut marketType: Value = Value::Null;
        { let __destr_tmp = self.handle_market_type_and_params(callerMethodName.clone(), &[firstMarket, params.clone()]); marketType = __destr_tmp.as_array().and_then(|__arr| __arr.get(0)).cloned().unwrap_or(Value::Null); params = __destr_tmp.as_array().and_then(|__arr| __arr.get(1)).cloned().unwrap_or(Value::Null); }
        if (marketType.as_str() != Some("swap")) {
            panic!("{}", crate::exchange_errors::not_supported(format!("{}{}", Value::Str(format!("{}{}", Value::Str(format!("{}{}", Value::Str(format!("{}{}", Value::Str(format!("{}{}", self.id.clone(), Value::Str(" ".into())).into()), callerMethodName).into()), Value::Str("() does not support ".into())).into()), marketType).into()), Value::Str(" markets yet".into()))));
        }
        let mut rawSubscriptions: Value = Value::from(vec![]);
        let mut messageHashes: Value = Value::from(vec![]);
        if (symbols == Value::Null) {
            symbols = Value::from(vec![]);
        }
        let mut symbolsLength: Value = get_array_length(&symbols);
        if symbolsLength.as_f64().unwrap_or(f64::NAN) > ((0i64) as f64) {
            {
                                let mut i: Value = Value::Int(0);
                let mut __for_first_194: bool = true;
                while { if !__for_first_194 { 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_194 = false; i.as_f64().unwrap_or(f64::NAN) < get_array_length(&symbols).as_f64().unwrap_or(f64::NAN) } {
                let mut current: Value = get_value(&symbols, &i);
                let mut current: Value = get_value(&symbols, &i);
                let mut market: Value = Value::Null;
                let mut channel: Value = channelName.clone();
                if isOHLCV {
                    market = self.market(current.clone());
                    let mut tfArray: Value = get_value(&symbolsArray, &i);
                    let mut tfArray: Value = get_value(&symbolsArray, &i);
                    let mut tf: Value = get_value(&tfArray, &Value::Int(1));
                    let mut interval: Value = self.safe_string(self.timeframes.clone(), tf.clone(), &[tf.clone()]);
                    channel = Value::Str(format!("{}{}", channel, interval).into());
                }  else {
                    market = self.market(current);
                }
                let mut topic: Value = Value::Map({
                    let mut m = indexmap::IndexMap::new();
                        m.insert("channel".to_string(), channel.clone());
                        m.insert("instId".to_string(), market.as_map().and_then(|__m| __m.get("id")).cloned().unwrap_or(Value::Null));
                    m
                });
                append_to_array(&mut rawSubscriptions, topic);
                append_to_array(&mut messageHashes, Value::Str(format!("{}{}", Value::Str(format!("{}{}", channel, Value::Str(":".into())).into()), market.as_map().and_then(|__m| __m.get("symbol")).cloned().unwrap_or(Value::Null)).into()));
            }
            }
        }  else {
            append_to_array(&mut rawSubscriptions, Value::Map({
                let mut m = indexmap::IndexMap::new();
                    m.insert("channel".to_string(), channelName.clone());
                m
            }));
            append_to_array(&mut messageHashes, channelName.clone());
        }
        // private channel are difference, they only need plural channel name for multiple symbols
        if self.in_array(channelName.clone(), Value::from(vec![Value::Str("orders".into()), Value::Str("orders-algo".into()), Value::Str("positions".into())])).as_bool() == Some(true) {
            rawSubscriptions = Value::from(vec![Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("channel".to_string(), channelName);
    m
})]);
        }
        let mut request: Value = self.get_subscription_request(rawSubscriptions);
        let mut privateOrPublic: Value = (if is_true(&isPublic) { Value::Str("public".into()) } else { Value::Str("private".into()) });
        let mut url: Value = get_value(&get_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), &marketType), &privateOrPublic);
        let __ws_arg_3 = self.deep_extend(request, &[params]);
        return self.watch_multiple(url, messageHashes.clone(), &[__ws_arg_3, messageHashes.clone()]).await;

    Value::Null
}

    pub fn get_subscription_request(&self, mut args: Value) -> Value {
        return Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("op".to_string(), Value::Str("subscribe".into()));
        m.insert("args".to_string(), args);
    m
});

    Value::Null
}

    pub fn handle_message(&mut self, mut client: Value, mut message: Value) {
        //
        // message examples
        //
        // {
        //   arg: {
        //     channel: "trades",
        //     instId: "DOGE-USDT",
        //   },
        //   event: "subscribe"
        // }
        //
        // incoming data updates' examples can be seen under each handler method
        //
        let mut methods: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("pong".to_string(), Value::Str("handle_pong".into()).clone());
                m.insert("trades".to_string(), Value::Str("handle_trades".into()).clone());
                m.insert("books".to_string(), Value::Str("handle_order_book".into()).clone());
                m.insert("tickers".to_string(), Value::Str("handle_ticker".into()).clone());
                m.insert("candle".to_string(), Value::Str("handle_ohlcv".into()).clone());
                m.insert("account".to_string(), Value::Str("handle_balance".into()).clone());
                m.insert("orders".to_string(), Value::Str("handle_orders".into()).clone());
                m.insert("orders-algo".to_string(), Value::Str("handle_orders".into()).clone());
                m.insert("positions".to_string(), Value::Str("handle_positions".into()).clone());
                m.insert("funding-rate".to_string(), Value::Str("handle_funding_rate".into()).clone());
            m
        });
        let mut method: Value = Value::Null;
        if (message.as_str() == Some("pong")) {
            method = self.safe_value_k(methods.clone(), "pong", &[]);
        }  else {
            let mut event: Option<String> = self.safe_string_k(message.clone(), "event", &[]).as_str().map(str::to_owned);
            if (event.as_deref() == Some("subscribe")) {
                return;
            }  else if (event.as_deref() == Some("login")) {
                let mut future: Value = self.safe_value(get_value(&client, &Value::Str("futures".into())), Value::Str("authenticate_hash".into()), &[]);
                future.resolve(&[Value::Bool(true)]);
                return;
            }  else if (event.as_deref() == Some("error")) {
                panic!("{}", crate::exchange_errors::exchange_error(format!("{}{}", Value::Str(format!("{}{}", self.id.clone(), Value::Str(" error: ".into())).into()), json_stringify(&message))));
            }
            let mut arg: Value = self.safe_dict_k(message.clone(), "arg", &[]);
            let mut channelName: Value = self.safe_string_k(arg, "channel", &[]);
            method = self.safe_value(methods.clone(), channelName.clone(), &[]);
            if (method == Value::Null) && (Value::Int(channelName.as_str().and_then(|__s| __s.find("candle")).map(|__i| __i as i64).unwrap_or(-1)).as_f64().unwrap_or(f64::NAN) >= ((0i64) as f64)) {
                method = match &methods { Value::Dict(__m15) => __m15.get("candle").cloned().unwrap_or(Value::Null), _ => Value::Null };
            }
        }
        if (method != Value::Null) {
            self.dispatch_ws_handler(&method, &[client, message]);
        }
}

    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 milliseconds: Value = self.milliseconds();
        let mut messageHash: Value = Value::Str("authenticate_hash".into());
        let mut timestamp: Value = to_string_val(&milliseconds);
        let mut nonce: Value = Value::Str(format!("{}{}", Value::Str("n_".into()), timestamp).into());
        let mut auth: Value = Value::Str(format!("{}{}", Value::Str(format!("{}{}", Value::Str(format!("{}{}", Value::Str(format!("{}{}", Value::Str("/users/self/verify".into()), Value::Str("GET".into())).into()), timestamp).into()), Value::Str("".into())).into()), nonce).into());
        let mut signature: Value = self.string_to_base64(self.hmac(self.encode(auth), self.encode(self.secret.clone()), Value::Str("sha256".into()), &[]), &[]);
        let mut request: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("op".to_string(), Value::Str("login".into()));
                m.insert("args".to_string(), Value::from(vec![Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("apiKey".to_string(), self.apiKey.clone());
        m.insert("passphrase".to_string(), self.password.clone());
        m.insert("timestamp".to_string(), timestamp);
        m.insert("nonce".to_string(), nonce);
        m.insert("sign".to_string(), signature);
    m
})]));
            m
        });
        let mut marketType: Value = Value::Str("swap".into()); // for now
        let mut url: Value = crate::value::get_value_k(&get_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), &marketType), "private");
        let __ws_arg_4 = self.deep_extend(request, &[params]);
        self.watch(url, messageHash.clone(), &[__ws_arg_4, messageHash.clone()]).await;

    Value::Null
}
}