ccxt-pro 4.5.78

// 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;
use crate::pro::*;


pub struct ParadexCore {
    pub parent: crate::exchanges::paradex::ParadexCore,
}

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

    pub fn init(&mut self) {
        let described = ParadexCore::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 ParadexCore {
    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 ParadexCore {
    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.get(0..).unwrap_or(&[]).to_vec()[..]).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_ticker" => self.handle_ticker(args.get(0).cloned().unwrap_or(crate::Value::Null), args.get(1).cloned().unwrap_or(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)),
                "parse_funding_rate_ws" => self.parse_funding_rate_ws(args.get(0).cloned().unwrap_or(crate::Value::Null), &args.get(1..).unwrap_or(&[]).to_vec()[..]),
                "request_id" => self.request_id(),
                "watch_funding_rate" => self.watch_funding_rate(args.get(0).cloned().unwrap_or(crate::Value::Null), &args.get(1..).unwrap_or(&[]).to_vec()[..]).await,
                "watch_funding_rates" => self.watch_funding_rates(&args.get(0..).unwrap_or(&[]).to_vec()[..]).await,
                "watch_order_book" => self.watch_order_book(args.get(0).cloned().unwrap_or(crate::Value::Null), &args.get(1..).unwrap_or(&[]).to_vec()[..]).await,
                "watch_orders" => self.watch_orders(&args.get(0..).unwrap_or(&[]).to_vec()[..]).await,
                "watch_ticker" => self.watch_ticker(args.get(0).cloned().unwrap_or(crate::Value::Null), &args.get(1..).unwrap_or(&[]).to_vec()[..]).await,
                "watch_tickers" => self.watch_tickers(&args.get(0..).unwrap_or(&[]).to_vec()[..]).await,
                "watch_trades" => self.watch_trades(args.get(0).cloned().unwrap_or(crate::Value::Null), &args.get(1..).unwrap_or(&[]).to_vec()[..]).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 ParadexCore {
    /// 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_str(), _ => return crate::Value::Null };
        match __n {
            "authenticate" => { crate::exchange_stubs::enqueue_spawn("authenticate", args.to_vec()); crate::Value::Null },
            "handle_authentication_message" => { self.handle_authentication_message(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_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_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_ticker" => self.handle_ticker(args.get(0).cloned().unwrap_or(crate::Value::Null), args.get(1).cloned().unwrap_or(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)),
            "parse_funding_rate_ws" => self.parse_funding_rate_ws(args.get(0).cloned().unwrap_or(crate::Value::Null), &args.get(1..).unwrap_or(&[]).to_vec()[..]),
            "request_id" => self.request_id(),
            "watch_funding_rate" => { crate::exchange_stubs::enqueue_spawn("watch_funding_rate", args.to_vec()); crate::Value::Null },
            "watch_funding_rates" => { crate::exchange_stubs::enqueue_spawn("watch_funding_rates", 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_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 },
            _ => crate::Value::Null,
        }
    }
}

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

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

impl ParadexCore {
    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(true));
        m.insert("watchTicker".to_string(), Value::Bool(true));
        m.insert("watchTickers".to_string(), Value::Bool(true));
        m.insert("watchOrderBook".to_string(), Value::Bool(true));
        m.insert("watchOrders".to_string(), Value::Bool(true));
        m.insert("watchTrades".to_string(), Value::Bool(true));
        m.insert("watchTradesForSymbols".to_string(), Value::Bool(false));
        m.insert("watchBalance".to_string(), Value::Bool(false));
        m.insert("watchOHLCV".to_string(), Value::Bool(false));
    m
}));
        m.insert("urls".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("logo".to_string(), Value::Str("https://x.com/tradeparadex/photo".to_string()));
        m.insert("api".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("ws".to_string(), Value::Str("wss://ws.api.prod.paradex.trade/v1".to_string()));
    m
}));
        m.insert("test".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("ws".to_string(), Value::Str("wss://ws.api.testnet.paradex.trade/v1".to_string()));
    m
}));
        m.insert("www".to_string(), Value::Str("https://www.paradex.trade/".to_string()));
        m.insert("doc".to_string(), Value::Str("https://docs.api.testnet.paradex.trade/".to_string()));
        m.insert("fees".to_string(), Value::Str("https://docs.paradex.trade/getting-started/trading-fees".to_string()));
        m.insert("referral".to_string(), Value::Str("".to_string()));
    m
}));
        m.insert("options".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
    m
}));
        m.insert("streaming".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
    m
}));
    m
})]);

    Value::Null
}

    pub fn request_id(&mut self) -> Value {
        let mut requestId: Value = self.sum(&[self.safe_integer_k(self.options.clone(), "requestId", &[Value::Int(0)]), Value::Int(1)]);
        add_element_to_object(&mut self.options, &Value::Str("requestId".to_string()), requestId.clone());
        return requestId;

    Value::Null
}

    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
}));
        let mut url: Value = get_value(&get_value(&self.urls, &Value::Str("api".to_string())), &Value::Str("ws".to_string()));
        let mut client: Value = self.client(&[url.clone()]);
        let mut messageHash: Value = Value::Str("authenticated".to_string());
        let mut future: Value = client.reusable_future(Value::Str("authenticated".to_string()));
        let mut authenticated: Value = self.safe_value(get_value(&client, &Value::Str("subscriptions".to_string())), messageHash.clone(), &[]);
        if is_equal(&authenticated, &Value::Null) {
            let mut token: Value = self.parent.authenticate_rest(&[]).await;
            let mut request: Value = Value::Map({
                let mut m = indexmap::IndexMap::new();
                    m.insert("jsonrpc".to_string(), Value::Str("2.0".to_string()));
                    m.insert("id".to_string(), self.request_id());
                    m.insert("method".to_string(), Value::Str("auth".to_string()));
                    m.insert("params".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("bearer".to_string(), token.clone());
    m
}));
                m
            });
            let __ws_arg_0 = self.deep_extend(request.clone(), &[params.clone()]);
            self.watch(url.clone(), messageHash.clone(), &[__ws_arg_0, messageHash.clone()]).await;
        }
        return crate::exchange_stubs::ws_await_flight(&future).await;

    Value::Null
}

    pub fn handle_authentication_message(&self, mut client: Value, mut message: Value) {
        //
        //     {
        //         "jsonrpc": "2.0",
        //         "id": 1,
        //         "result": { "node_id": "73cf456f7cb78d59" }
        //     }
        //
        let mut result: Value = self.safe_dict_k(message.clone(), "result", &[]);
        if !is_equal(&result, &Value::Null) {
            // client.resolve (true, messageHash);
            let mut future: Value = self.safe_value(get_value(&client, &Value::Str("futures".to_string())), Value::Str("authenticated".to_string()), &[]);
            if !is_equal(&future, &Value::Null) {
                future.resolve(&[Value::Bool(true)]);
            }
        }
}

/*
 * @method
 * @name paradex#watchTrades
 * @description get the list of most recent trades for a particular symbol
 * @see https://docs.paradex.trade/ws/web-socket-channels/trades/trades
 * @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 is_equal(&self.markets, &Value::Null) {
            self.load_markets(&[]).await;
        }
        let mut messageHash: Value = Value::Str("trades.".to_string());
        if !is_equal(&symbol, &Value::Null) {
            let mut market: Value = self.market(symbol.clone());
            messageHash = add(&messageHash, &get_value(&market, &Value::Str("id".to_string())));
        }  else {
            messageHash = add(&messageHash, &Value::Str("ALL".to_string()));
        }
        let mut url: Value = get_value(&get_value(&self.urls, &Value::Str("api".to_string())), &Value::Str("ws".to_string()));
        let mut request: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("jsonrpc".to_string(), Value::Str("2.0".to_string()));
                m.insert("method".to_string(), Value::Str("subscribe".to_string()));
                m.insert("params".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("channel".to_string(), messageHash.clone());
    m
}));
            m
        });
        let __ws_arg_1 = self.deep_extend(request.clone(), &[params.clone()]);
        let mut trades: Value = self.watch(url.clone(), messageHash.clone(), &[__ws_arg_1, messageHash.clone()]).await;
        if is_true(&self.newUpdates) {
            limit = trades.get_limit(symbol.clone(), limit.clone());
        }
        return self.filter_by_since_limit(trades.clone(), &[since.clone(), limit.clone(), Value::Str("timestamp".to_string()), Value::Bool(true)]);

    Value::Null
}

    pub fn handle_trade(&mut self, mut client: Value, mut message: Value) -> Value {
        //
        //     {
        //         "jsonrpc": "2.0",
        //         "method": "subscription",
        //         "params": {
        //             "channel": "trades.ALL",
        //             "data": {
        //                 "id": "1718179273230201709233240002",
        //                 "market": "kBONK-USD-PERP",
        //                 "side": "BUY",
        //                 "size": "34028",
        //                 "price": "0.028776",
        //                 "created_at": 1718179273230,
        //                 "trade_type": "FILL"
        //             }
        //         }
        //     }
        //
        let mut params: Value = self.safe_dict_k(message.clone(), "params", &[Value::Map({
            let mut m = indexmap::IndexMap::new();
            m
        })]);
        let mut data: Value = self.safe_dict_k(params.clone(), "data", &[Value::Map({
            let mut m = indexmap::IndexMap::new();
            m
        })]);
        let mut parsedTrade: Value = self.parse_trade(data.clone(), &[]);
        let mut symbol: Value = get_value(&parsedTrade, &Value::Str("symbol".to_string()));
        let mut messageHash: Value = self.safe_string_k(params.clone(), "channel", &[]);
        let mut stored: Value = self.safe_value(self.trades.clone(), symbol.clone(), &[]);
        if is_equal(&stored, &Value::Null) {
            stored = ArrayCache::new(self.safe_integer_k(self.options.clone(), "tradesLimit", &[Value::Int(1000)]));
            add_element_to_object(&mut self.trades, &symbol, stored.clone());
        }
        stored.append(parsedTrade.clone());
        client.resolve(&[stored.clone(), messageHash.clone()]);
        return message;

    Value::Null
}

/*
 * @method
 * @name paradex#watchOrderBook
 * @description watches information on open orders with bid (buy) and ask (sell) prices, volumes and other data
 * @see https://docs.paradex.trade/ws/web-socket-channels/order-book/order-book
 * @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 is_equal(&self.markets, &Value::Null) {
            self.load_markets(&[]).await;
        }
        let mut market: Value = self.market(symbol.clone());
        let mut messageHash: Value = add(&add(&Value::Str("order_book.".to_string()), &get_value(&market, &Value::Str("id".to_string()))), &Value::Str(".snapshot@15@100ms".to_string()));
        let mut url: Value = get_value(&get_value(&self.urls, &Value::Str("api".to_string())), &Value::Str("ws".to_string()));
        let mut request: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("jsonrpc".to_string(), Value::Str("2.0".to_string()));
                m.insert("method".to_string(), Value::Str("subscribe".to_string()));
                m.insert("params".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("channel".to_string(), messageHash.clone());
    m
}));
            m
        });
        let __ws_arg_2 = self.deep_extend(request.clone(), &[params.clone()]);
        let mut orderbook: Value = self.watch(url.clone(), messageHash.clone(), &[__ws_arg_2, messageHash.clone()]).await;
        return orderbook.limit();

    Value::Null
}

    pub fn handle_order_book(&mut self, mut client: Value, mut message: Value) {
        //
        //     {
        //         "jsonrpc": "2.0",
        //         "method": "subscription",
        //         "params": {
        //             "channel": "order_book.BTC-USD-PERP.snapshot@15@50ms",
        //             "data": {
        //                 "seq_no": 14127815,
        //                 "market": "BTC-USD-PERP",
        //                 "last_updated_at": 1718267837265,
        //                 "update_type": "s",
        //                 "inserts": [
        //                     {
        //                         "side": "BUY",
        //                         "price": "67629.7",
        //                         "size": "0.992"
        //                     },
        //                     {
        //                         "side": "SELL",
        //                         "price": "69378.6",
        //                         "size": "3.137"
        //                     }
        //                 ],
        //                 "updates": [],
        //                 "deletes": []
        //             }
        //         }
        //     }
        //
        let mut params: Value = self.safe_dict_k(message.clone(), "params", &[Value::Map({
            let mut m = indexmap::IndexMap::new();
            m
        })]);
        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(), "market", &[]);
        let mut market: Value = self.safe_market(&[marketId.clone()]);
        let mut timestamp: Value = self.safe_integer_k(data.clone(), "last_updated_at", &[]);
        let mut symbol: Value = get_value(&market, &Value::Str("symbol".to_string()));
        if !is_true(&(Value::Bool(in_op(&self.orderbooks, &symbol)))) {
            { let __be_tmp = self.order_book(&[]); add_element_to_object(&mut self.orderbooks, &symbol, __be_tmp); };
        }
        let mut orderbookData: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("bids".to_string(), Value::List(vec![]));
                m.insert("asks".to_string(), Value::List(vec![]));
            m
        });
        let mut inserts: Value = self.safe_list_k(data.clone(), "inserts", &[]);
        {
                        let mut i: Value = Value::Int(0);
            let mut __for_first_578: bool = true;
            while { if !__for_first_578 { i = add(&i, &Value::Int(1)); } __for_first_578 = false; is_less_than(&i, &get_array_length(&inserts)) } {
            let mut insert: Value = self.safe_dict(inserts.clone(), i.clone(), &[]);
            let mut side: Value = self.safe_string_k(insert.clone(), "side", &[]);
            let mut price: Value = self.safe_string_k(insert.clone(), "price", &[]);
            let mut size: Value = self.safe_string_k(insert.clone(), "size", &[]);
            if is_equal(&side, &Value::Str("BUY".to_string())) {
                crate::runtime::append_to_object_array(&mut orderbookData, &Value::Str("bids".to_string()), Value::List(vec![price.clone(), size.clone()]));
            }  else {
                crate::runtime::append_to_object_array(&mut orderbookData, &Value::Str("asks".to_string()), Value::List(vec![price.clone(), size.clone()]));
            }
        }
        }
        let mut orderbook: Value = get_value(&self.orderbooks, &symbol);
        let mut snapshot: Value = self.parse_order_book(orderbookData.clone(), symbol.clone(), &[timestamp.clone(), Value::Str("bids".to_string()), Value::Str("asks".to_string())]);
        add_element_to_object(&mut snapshot, &Value::Str("nonce".to_string()), self.safe_integer_k(data.clone(), "seq_no", &[]));
        orderbook.reset(snapshot.clone());
        let mut messageHash: Value = self.safe_string_k(params.clone(), "channel", &[]);
        client.resolve(&[orderbook.clone(), messageHash.clone()]);
}

/*
 * @method
 * @name paradex#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.paradex.trade/ws/web-socket-channels/markets-summary/markets-summary
 * @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 is_equal(&self.markets, &Value::Null) {
            self.load_markets(&[]).await;
        }
        symbol = self.symbol(symbol.clone());
        let mut channel: Value = Value::Str("markets_summary".to_string());
        let mut url: Value = get_value(&get_value(&self.urls, &Value::Str("api".to_string())), &Value::Str("ws".to_string()));
        let mut request: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("jsonrpc".to_string(), Value::Str("2.0".to_string()));
                m.insert("method".to_string(), Value::Str("subscribe".to_string()));
                m.insert("params".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("channel".to_string(), channel.clone());
    m
}));
            m
        });
        let mut messageHash: Value = add(&add(&channel, &Value::Str(".".to_string())), &symbol);
        let __ws_arg_3 = self.deep_extend(request.clone(), &[params.clone()]);
        return self.watch(url.clone(), messageHash.clone(), &[__ws_arg_3, messageHash.clone()]).await;

    Value::Null
}

/*
 * @method
 * @name paradex#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.paradex.trade/ws/web-socket-channels/markets-summary/markets-summary
 * @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 is_equal(&self.markets, &Value::Null) {
            self.load_markets(&[]).await;
        }
        symbols = self.market_symbols(&[symbols.clone()]);
        let mut channel: Value = Value::Str("markets_summary".to_string());
        let mut url: Value = get_value(&get_value(&self.urls, &Value::Str("api".to_string())), &Value::Str("ws".to_string()));
        let mut request: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("jsonrpc".to_string(), Value::Str("2.0".to_string()));
                m.insert("method".to_string(), Value::Str("subscribe".to_string()));
                m.insert("params".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("channel".to_string(), channel.clone());
    m
}));
            m
        });
        let mut messageHashes: Value = Value::List(vec![]);
        if !is_equal(&symbols, &Value::Null) && is_true(&Value::Bool(is_array(&symbols))) {
            {
                                let mut i: Value = Value::Int(0);
                let mut __for_first_579: bool = true;
                while { if !__for_first_579 { i = add(&i, &Value::Int(1)); } __for_first_579 = false; is_less_than(&i, &get_array_length(&symbols)) } {
                let mut messageHash: Value = add(&add(&channel, &Value::Str(".".to_string())), &get_value(&symbols, &i));
                append_to_array(&mut messageHashes, messageHash.clone());
            }
            }
        }  else {
            append_to_array(&mut messageHashes, channel.clone());
        }
        let __ws_arg_4 = self.deep_extend(request.clone(), &[params.clone()]);
        let mut newTicker: Value = self.watch_multiple(url.clone(), messageHashes.clone(), &[__ws_arg_4, messageHashes.clone()]).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, &get_value(&newTicker, &Value::Str("symbol".to_string())), newTicker.clone());
            return result;
        }
        return self.filter_by_array(self.tickers.clone(), Value::Str("symbol".to_string()), &[symbols.clone()]);

    Value::Null
}

/*
 * @method
 * @name paradex#watchOrders
 * @description watches information on multiple orders made by the user
 * @see https://docs.paradex.trade/ws/web-socket-channels/orders/orders
 * @param {string} [symbol] unified market symbol of the market orders were made in
 * @param {int} [since] the earliest time in ms to fetch orders for
 * @param {int} [limit] the maximum number of order structures to retrieve
 * @param {object} [params] extra parameters specific to the exchange API endpoint
 * @returns {object[]} a list of [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 is_equal(&self.markets, &Value::Null) {
            self.load_markets(&[]).await;
        }
        self.authenticate(&[]).await;
        let mut messageHash: Value = Value::Str("orders".to_string());
        let mut channel: Value = Value::Str("orders.".to_string());
        if !is_equal(&symbol, &Value::Null) {
            let mut market: Value = self.market(symbol.clone());
            symbol = get_value(&market, &Value::Str("symbol".to_string()));
            channel = add(&channel, &get_value(&market, &Value::Str("id".to_string())));
            messageHash = add(&messageHash, &add(&Value::Str(":".to_string()), &symbol));
        }  else {
            channel = add(&channel, &Value::Str("ALL".to_string()));
        }
        let mut url: Value = get_value(&get_value(&self.urls, &Value::Str("api".to_string())), &Value::Str("ws".to_string()));
        let mut request: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("jsonrpc".to_string(), Value::Str("2.0".to_string()));
                m.insert("method".to_string(), Value::Str("subscribe".to_string()));
                m.insert("params".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("channel".to_string(), channel.clone());
    m
}));
            m
        });
        let __ws_arg_5 = self.deep_extend(request.clone(), &[params.clone()]);
        let mut orders: Value = self.watch(url.clone(), messageHash.clone(), &[__ws_arg_5, channel.clone()]).await;
        if is_true(&self.newUpdates) {
            limit = orders.get_limit(symbol.clone(), limit.clone());
        }
        return self.filter_by_symbol_since_limit(orders.clone(), &[symbol.clone(), since.clone(), limit.clone(), Value::Bool(true)]);

    Value::Null
}

    pub fn handle_order(&mut self, mut client: Value, mut message: Value) {
        //
        //     {
        //         "jsonrpc": "2.0",
        //         "method": "subscription",
        //         "params": {
        //             "channel": "orders.ALL",
        //             "data": {
        //                 "account": "0x4638e3041366aa71720be63e32e53e1223316c7f0d56f7aa617542ed1e7512x",
        //                 "avg_fill_price": "26000",
        //                 "client_id": "x1234",
        //                 "cancel_reason": "",
        //                 "created_at": 1681493746016,
        //                 "flags": ["REDUCE_ONLY"],
        //                 "id": "123456",
        //                 "instruction": "GTC",
        //                 "last_updated_at": 1681493746016,
        //                 "market": "BTC-USD-PERP",
        //                 "price": "26000",
        //                 "remaining_size": "0",
        //                 "side": "BUY",
        //                 "size": "0.05",
        //                 "status": "NEW",
        //                 "type": "LIMIT"
        //             }
        //         }
        //     }
        //
        let mut params: Value = self.safe_dict_k(message.clone(), "params", &[Value::Map({
            let mut m = indexmap::IndexMap::new();
            m
        })]);
        let mut data: Value = self.safe_dict_k(params.clone(), "data", &[Value::Map({
            let mut m = indexmap::IndexMap::new();
            m
        })]);
        let mut parsed: Value = self.parse_order(data.clone(), &[]);
        let mut symbol: Value = self.safe_string_k(parsed.clone(), "symbol", &[]);
        if is_equal(&self.orders, &Value::Null) {
            let mut limit: Value = self.safe_integer_k(self.options.clone(), "ordersLimit", &[Value::Int(1000)]);
            self.orders = ArrayCacheBySymbolById::new(limit.clone());
        }
        self.orders.append(parsed.clone());
        let mut messageHash: Value = Value::Str("orders".to_string());
        client.resolve(&[self.orders.clone(), messageHash.clone()]);
        if !is_equal(&symbol, &Value::Null) {
            let mut symbolMessageHash: Value = add(&add(&messageHash, &Value::Str(":".to_string())), &symbol);
            client.resolve(&[self.orders.clone(), symbolMessageHash.clone()]);
        }
}

    pub fn handle_ticker(&mut self, mut client: Value, mut message: Value) -> Value {
        //
        //     {
        //         "jsonrpc": "2.0",
        //         "method": "subscription",
        //         "params": {
        //             "channel": "markets_summary",
        //             "data": {
        //                 "symbol": "ORDI-USD-PERP",
        //                 "oracle_price": "49.80885481",
        //                 "mark_price": "49.80885481",
        //                 "last_traded_price": "62.038",
        //                 "bid": "49.822",
        //                 "ask": "58.167",
        //                 "volume_24h": "0",
        //                 "total_volume": "54542628.66054200416",
        //                 "created_at": 1718334307698,
        //                 "underlying_price": "47.93",
        //                 "open_interest": "6999.5",
        //                 "funding_rate": "0.03919997509811",
        //                 "price_change_rate_24h": ""
        //             }
        //         }
        //     }
        //
        let mut params: Value = self.safe_dict_k(message.clone(), "params", &[Value::Map({
            let mut m = indexmap::IndexMap::new();
            m
        })]);
        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(), "symbol", &[]);
        let mut market: Value = self.safe_market(&[marketId.clone()]);
        let mut symbol: Value = get_value(&market, &Value::Str("symbol".to_string()));
        let mut channel: Value = self.safe_string_k(params.clone(), "channel", &[]);
        let mut messageHash: Value = add(&add(&channel, &Value::Str(".".to_string())), &symbol);
        let mut ticker: Value = self.parse_ticker(data.clone(), &[market.clone()]);
        add_element_to_object(&mut self.tickers, &symbol, ticker.clone());
        client.resolve(&[ticker.clone(), channel.clone()]);
        client.resolve(&[ticker.clone(), messageHash.clone()]);
        return message;

    Value::Null
}

/*
 * @method
 * @name paradex#watchFundingRate
 * @description watch the current funding rate for a symbol
 * @see https://docs.paradex.trade/ws/web-socket-channels/funding-data-market-symbol/funding-data-market-symbol
 * @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 is_equal(&self.markets, &Value::Null) {
            self.load_markets(&[]).await;
        }
        symbol = self.symbol(symbol.clone());
        let mut channel: Value = Value::Str("funding_data".to_string());
        let mut url: Value = get_value(&get_value(&self.urls, &Value::Str("api".to_string())), &Value::Str("ws".to_string()));
        let mut request: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("jsonrpc".to_string(), Value::Str("2.0".to_string()));
                m.insert("method".to_string(), Value::Str("subscribe".to_string()));
                m.insert("params".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("channel".to_string(), channel.clone());
    m
}));
            m
        });
        let mut messageHash: Value = add(&add(&channel, &Value::Str(".".to_string())), &symbol);
        let __ws_arg_6 = self.deep_extend(request.clone(), &[params.clone()]);
        return self.watch(url.clone(), messageHash.clone(), &[__ws_arg_6, messageHash.clone()]).await;

    Value::Null
}

/*
 * @method
 * @name paradex#watchFundingRates
 * @description watch the funding rate for multiple markets
 * @see https://docs.paradex.trade/ws/web-socket-channels/markets-summary/markets-summary
 * @param {string[]} [symbols] a list of unified market symbols
 * @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_rates(&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 is_equal(&self.markets, &Value::Null) {
            self.load_markets(&[]).await;
        }
        symbols = self.market_symbols(&[symbols.clone()]);
        let mut channel: Value = Value::Str("funding_data".to_string());
        let mut url: Value = get_value(&get_value(&self.urls, &Value::Str("api".to_string())), &Value::Str("ws".to_string()));
        let mut request: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("jsonrpc".to_string(), Value::Str("2.0".to_string()));
                m.insert("method".to_string(), Value::Str("subscribe".to_string()));
                m.insert("params".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("channel".to_string(), channel.clone());
    m
}));
            m
        });
        let mut messageHashes: Value = Value::List(vec![]);
        if !is_equal(&symbols, &Value::Null) {
            let mut symbolsLength: Value = get_array_length(&symbols);
            if is_greater_than(&symbolsLength, &Value::Int(0)) {
                {
                                        let mut i: Value = Value::Int(0);
                    let mut __for_first_580: bool = true;
                    while { if !__for_first_580 { i = add(&i, &Value::Int(1)); } __for_first_580 = false; is_less_than(&i, &get_array_length(&symbols)) } {
                    let mut messageHash: Value = add(&add(&channel, &Value::Str(".".to_string())), &get_value(&symbols, &i));
                    append_to_array(&mut messageHashes, messageHash.clone());
                }
                }
            }  else {
                append_to_array(&mut messageHashes, channel.clone()); // if an empty array is passed, subscribe to all funding rates
            }
        }  else {
            append_to_array(&mut messageHashes, channel.clone());
        }
        let __ws_arg_7 = self.deep_extend(request.clone(), &[params.clone()]);
        let mut newFundingRates: Value = self.watch_multiple(url.clone(), messageHashes.clone(), &[__ws_arg_7, messageHashes.clone()]).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, &get_value(&newFundingRates, &Value::Str("symbol".to_string())), newFundingRates.clone());
            return result;
        }
        return self.filter_by_array(self.fundingRates.clone(), Value::Str("symbol".to_string()), &[symbols.clone()]);

    Value::Null
}

    pub fn handle_funding_rate(&mut self, mut client: Value, mut message: Value) {
        //
        //     {
        //         "jsonrpc": "2.0",
        //         "method": "subscription",
        //         "params": {
        //             "channel": "funding_data",
        //             "data": {
        //                 "market": "TRUMP-USD-PERP",
        //                 "funding_index": "-0.551694014226244835",
        //                 "funding_premium": "-0.000509914923994872836",
        //                 "funding_rate": "-0.00014969570582",
        //                 "funding_rate_8h": "-0.00014969",
        //                 "funding_period_hours": 8,
        //                 "created_at": 1771506636154
        //             }
        //         }
        //     }
        //
        let mut params: Value = self.safe_dict_k(message.clone(), "params", &[Value::Map({
            let mut m = indexmap::IndexMap::new();
            m
        })]);
        let mut data: Value = self.safe_dict_k(params.clone(), "data", &[Value::Map({
            let mut m = indexmap::IndexMap::new();
            m
        })]);
        let mut fundingRate: Value = self.parse_funding_rate_ws(data.clone(), &[]);
        let mut symbol: Value = get_value(&fundingRate, &Value::Str("symbol".to_string()));
        add_element_to_object(&mut self.fundingRates, &symbol, fundingRate.clone());
        let mut channel: Value = self.safe_string_k(params.clone(), "channel", &[]);
        let mut messageHash: Value = add(&add(&channel, &Value::Str(".".to_string())), &symbol);
        client.resolve(&[fundingRate.clone(), messageHash.clone()]);
}

    pub fn parse_funding_rate_ws(&self, mut contract: Value, optional_args: &[Value]) -> Value {
        let mut market = get_arg(optional_args, 0, Value::Null);
        //
        //     {
        //         "market": "TRUMP-USD-PERP",
        //         "funding_index": "-0.551694014226244835",
        //         "funding_premium": "-0.000509914923994872836",
        //         "funding_rate": "-0.00014969570582",
        //         "funding_rate_8h": "-0.00014969",
        //         "funding_period_hours": 8,
        //         "created_at": 1771506636154
        //     }
        //
        let mut marketId: Value = self.safe_string_k(contract.clone(), "market", &[]);
        let mut symbol: Value = self.safe_symbol(marketId.clone(), &[market.clone()]);
        let mut timestamp: Value = self.safe_integer_k(contract.clone(), "created_at", &[]);
        let mut fundingPeriod: Value = self.safe_string_k(contract.clone(), "funding_period_hours", &[]);
        return Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("info".to_string(), contract.clone());
        m.insert("symbol".to_string(), symbol.clone());
        m.insert("markPrice".to_string(), Value::Null);
        m.insert("indexPrice".to_string(), Value::Null);
        m.insert("interestRate".to_string(), self.parse_number(Value::Str("0".to_string()), &[]));
        m.insert("estimatedSettlePrice".to_string(), Value::Null);
        m.insert("timestamp".to_string(), timestamp.clone());
        m.insert("datetime".to_string(), self.iso8601(timestamp.clone()));
        m.insert("fundingRate".to_string(), self.safe_number_k(contract.clone(), "funding_rate", &[]));
        m.insert("fundingTimestamp".to_string(), Value::Null);
        m.insert("fundingDatetime".to_string(), Value::Null);
        m.insert("nextFundingRate".to_string(), Value::Null);
        m.insert("nextFundingTimestamp".to_string(), Value::Null);
        m.insert("nextFundingDatetime".to_string(), Value::Null);
        m.insert("previousFundingRate".to_string(), Value::Null);
        m.insert("previousFundingTimestamp".to_string(), Value::Null);
        m.insert("previousFundingDatetime".to_string(), Value::Null);
        m.insert("interval".to_string(), add(&fundingPeriod, &Value::Str("h".to_string())));
    m
});

    Value::Null
}

    pub fn handle_error_message(&self, mut client: Value, mut message: Value) -> Value {
        //
        //     {
        //         "jsonrpc": "2.0",
        //         "id": 0,
        //         "error": {
        //             "code": -32600,
        //             "message": "invalid subscribe request",
        //             "data": "invalid channel"
        //         },
        //         "usIn": 1718179125962419,
        //         "usDiff": 76,
        //         "usOut": 1718179125962495
        //     }
        //
        let mut error: Value = self.safe_dict_k(message.clone(), "error", &[]);
        if is_equal(&error, &Value::Null) {
            return Value::Bool(true);
        }  else {
            let mut errorCode: Value = self.safe_string_k(error.clone(), "code", &[]);
            if !is_equal(&errorCode, &Value::Null) {
                let mut feedback: Value = add(&add(&self.id, &Value::Str(" ".to_string())), &self.json(error.clone()));
                self.throw_exactly_matched_exception(get_value(&self.exceptions, &Value::Str("exact".to_string())), Value::Str("-32600".to_string()), feedback.clone());
                let mut messageString: Value = self.safe_value_k(error.clone(), "message", &[]);
                if !is_equal(&messageString, &Value::Null) {
                    self.throw_broadly_matched_exception(get_value(&self.exceptions, &Value::Str("broad".to_string())), messageString.clone(), feedback.clone());
                }
            }
            return Value::Bool(false);
        }

    Value::Null
}

    pub fn handle_message(&mut self, mut client: Value, mut message: Value) {
        if !is_equal(&self.handle_error_message(client.clone(), message.clone()), &Value::Bool(true)) {
            return;
        }
        //
        // auth response
        //
        //     {
        //         "jsonrpc": "2.0",
        //         "id": 1,
        //         "result": { "node_id": "73cf456f7cb78d59" }
        //     }
        //
        // subscription message
        //
        //     {
        //         "jsonrpc": "2.0",
        //         "method": "subscription",
        //         "params": {
        //             "channel": "trades.ALL",
        //             "data": {
        //                 "id": "1718179273230201709233240002",
        //                 "market": "kBONK-USD-PERP",
        //                 "side": "BUY",
        //                 "size": "34028",
        //                 "price": "0.028776",
        //                 "created_at": 1718179273230,
        //                 "trade_type": "FILL"
        //             }
        //         }
        //     }
        //
        let mut result: Value = self.safe_value_k(message.clone(), "result", &[]);
        if !is_equal(&result, &Value::Null) {
            self.handle_authentication_message(client.clone(), message.clone());
            return;
        }
        let mut data: Value = self.safe_dict_k(message.clone(), "params", &[]);
        if !is_equal(&data, &Value::Null) {
            let mut channel: Value = self.safe_string_k(data.clone(), "channel", &[]);
            let mut parts: Value = split(&channel, &Value::Str(".".to_string()));
            let mut name: Value = self.safe_string(parts.clone(), Value::Int(0), &[]);
            let mut methods: Value = Value::Map({
                let mut m = indexmap::IndexMap::new();
                    m.insert("trades".to_string(), Value::Str("handle_trade".to_string()).clone());
                    m.insert("order_book".to_string(), Value::Str("handle_order_book".to_string()).clone());
                    m.insert("markets_summary".to_string(), Value::Str("handle_ticker".to_string()).clone());
                    m.insert("orders".to_string(), Value::Str("handle_order".to_string()).clone());
                    m.insert("funding_data".to_string(), Value::Str("handle_funding_rate".to_string()).clone());
                m
            });
            let mut method: Value = self.safe_value(methods.clone(), name.clone(), &[]);
            if !is_equal(&method, &Value::Null) {
                self.dispatch_ws_handler(&method, &[client.clone(), message.clone()]);
            }
        }
}
}