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 LunoCore {
    pub parent: crate::exchanges::luno::LunoCore,
}

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

    pub fn init(&mut self) {
        let described = LunoCore::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 LunoCore {
    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 {
        // Forward to the inherent method on LunoCore.
        LunoCore::parse_trade(self, trade, &[market.clone()])
    }
    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 LunoCore {
    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 {
                "custom_parse_bid_ask" => self.custom_parse_bid_ask(args.get(0).cloned().unwrap_or(crate::Value::Null), &args.get(1..).unwrap_or(&[]).to_vec()[..]),
                "custom_parse_order_book" => self.custom_parse_order_book(args.get(0).cloned().unwrap_or(crate::Value::Null), args.get(1).cloned().unwrap_or(crate::Value::Null), &args.get(2..).unwrap_or(&[]).to_vec()[..]),
                "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_order_book_bids_asks" => self.parse_order_book_bids_asks(args.get(0).cloned().unwrap_or(crate::Value::Null), &args.get(1..).unwrap_or(&[]).to_vec()[..]),
                "parse_trade" => self.parse_trade(args.get(0).cloned().unwrap_or(crate::Value::Null), &args.get(1..).unwrap_or(&[]).to_vec()[..]),
                "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_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 LunoCore {
    /// 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 {
            "custom_parse_bid_ask" => self.custom_parse_bid_ask(args.get(0).cloned().unwrap_or(crate::Value::Null), &args.get(1..).unwrap_or(&[]).to_vec()[..]),
            "custom_parse_order_book" => self.custom_parse_order_book(args.get(0).cloned().unwrap_or(crate::Value::Null), args.get(1).cloned().unwrap_or(crate::Value::Null), &args.get(2..).unwrap_or(&[]).to_vec()[..]),
            "handle_delta" => { self.handle_delta(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_book" => { self.handle_order_book(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)); 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), args.get(2).cloned().unwrap_or(crate::Value::Null)); crate::Value::Null },
            "parse_order_book_bids_asks" => self.parse_order_book_bids_asks(args.get(0).cloned().unwrap_or(crate::Value::Null), &args.get(1..).unwrap_or(&[]).to_vec()[..]),
            "parse_trade" => self.parse_trade(args.get(0).cloned().unwrap_or(crate::Value::Null), &args.get(1..).unwrap_or(&[]).to_vec()[..]),
            "watch_order_book" => { crate::exchange_stubs::enqueue_spawn("watch_order_book", 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 LunoCore {
    type Target = crate::exchange::Exchange;
    fn deref(&self) -> &crate::exchange::Exchange { std::ops::Deref::deref(&self.parent) }
}

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

impl LunoCore {
    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("watchTicker".to_string(), Value::Bool(false));
        m.insert("watchTickers".to_string(), Value::Bool(false));
        m.insert("watchTrades".to_string(), Value::Bool(true));
        m.insert("watchTradesForSymbols".to_string(), Value::Bool(false));
        m.insert("watchMyTrades".to_string(), Value::Bool(false));
        m.insert("watchOrders".to_string(), Value::Null);
        m.insert("watchOrderBook".to_string(), Value::Bool(true));
        m.insert("watchOHLCV".to_string(), Value::Bool(false));
    m
}));
        m.insert("urls".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("api".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("ws".to_string(), Value::Str("wss://ws.luno.com/api/1".to_string()));
    m
}));
    m
}));
        m.insert("options".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("sequenceNumbers".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
    m
}));
    m
}));
        m.insert("streaming".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
    m
}));
        m.insert("exceptions".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
    m
}));
    m
})]);

    Value::Null
}

/*
 * @method
 * @name luno#watchTrades
 * @description get the list of most recent trades for a particular symbol
 * @see https://www.luno.com/en/developers/api#tag/Streaming-API
 * @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
}));
        self.check_required_credentials(&[]);
        if is_equal(&self.markets, &Value::Null) {
            self.load_markets(&[]).await;
        }
        let mut market: Value = self.market(symbol.clone());
        symbol = get_value(&market, &Value::Str("symbol".to_string()));
        let mut subscriptionHash: Value = add(&Value::Str("/stream/".to_string()), &get_value(&market, &Value::Str("id".to_string())));
        let mut subscription: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("symbol".to_string(), symbol.clone());
            m
        });
        let mut url: Value = add(&get_value(&get_value(&self.urls, &Value::Str("api".to_string())), &Value::Str("ws".to_string())), &subscriptionHash);
        let mut messageHash: Value = add(&Value::Str("trades:".to_string()), &symbol);
        let mut subscribe: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("api_key_id".to_string(), self.apiKey.clone());
                m.insert("api_key_secret".to_string(), self.secret.clone());
            m
        });
        let mut request: Value = self.deep_extend(subscribe.clone(), &[params.clone()]);
        let mut trades: Value = self.watch(url.clone(), messageHash.clone(), &[request.clone(), subscriptionHash.clone(), subscription.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_trades(&mut self, mut client: Value, mut message: Value, mut subscription: Value) {
        //
        //     {
        //         "sequence": "110980825",
        //         "trade_updates": [],
        //         "create_update": {
        //             "order_id": "BXHSYXAUMH8C2RW",
        //             "type": "ASK",
        //             "price": "24081.09000000",
        //             "volume": "0.07780000"
        //         },
        //         "delete_update": null,
        //         "status_update": null,
        //         "timestamp": 1660598775360
        //     }
        //
        let mut rawTrades: Value = self.safe_value_k(message.clone(), "trade_updates", &[Value::List(vec![])]);
        let mut length: Value = get_array_length(&rawTrades);
        if is_equal(&length, &Value::Int(0)) {
            return;
        }
        let mut symbol: Value = get_value(&subscription, &Value::Str("symbol".to_string()));
        let mut market: Value = self.market(symbol.clone());
        let mut messageHash: Value = add(&Value::Str("trades:".to_string()), &symbol);
        let mut stored: Value = self.safe_value(self.trades.clone(), symbol.clone(), &[]);
        if is_equal(&stored, &Value::Null) {
            let mut limit: Value = self.safe_integer_k(self.options.clone(), "tradesLimit", &[Value::Int(1000)]);
            stored = ArrayCache::new(limit.clone());
            add_element_to_object(&mut self.trades, &symbol, stored.clone());
        }
        {
                        let mut i: Value = Value::Int(0);
            let mut __for_first_481: bool = true;
            while { if !__for_first_481 { i = add(&i, &Value::Int(1)); } __for_first_481 = false; is_less_than(&i, &get_array_length(&rawTrades)) } {
            let mut rawTrade: Value = get_value(&rawTrades, &i);
            let mut rawTrade: Value = get_value(&rawTrades, &i);
            let mut trade: Value = self.parse_trade(rawTrade.clone(), &[market.clone()]);
            stored.append(trade.clone());
        }
        }
        add_element_to_object(&mut self.trades, &symbol, stored.clone());
        client.resolve(&[get_value(&self.trades, &symbol), messageHash.clone()]);
}

    pub fn parse_trade(&self, mut trade: Value, optional_args: &[Value]) -> Value {
        let mut market = get_arg(optional_args, 0, Value::Null);
        //
        // watchTrades (public)
        //
        //     {
        //       "base": "69.00000000",
        //       "counter": "113.6499000000000000",
        //       "maker_order_id": "BXEEU4S2BWF5WRB",
        //       "taker_order_id": "BXKNCSF7JDHXY3H",
        //       "order_id": "BXEEU4S2BWF5WRB"
        //     }
        //
        let mut symbol: Value = ternary(is_true(&(is_equal(&market, &Value::Null))), Value::Null, get_value(&market, &Value::Str("symbol".to_string())));
        return self.safe_trade(Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("info".to_string(), trade.clone());
        m.insert("id".to_string(), Value::Null);
        m.insert("timestamp".to_string(), Value::Null);
        m.insert("datetime".to_string(), Value::Null);
        m.insert("symbol".to_string(), symbol.clone());
        m.insert("order".to_string(), Value::Null);
        m.insert("type".to_string(), Value::Null);
        m.insert("side".to_string(), Value::Null);
        m.insert("takerOrMaker".to_string(), Value::Null);
        m.insert("price".to_string(), Value::Null);
        m.insert("amount".to_string(), self.safe_string_k(trade.clone(), "base", &[]));
        m.insert("cost".to_string(), self.safe_string_k(trade.clone(), "counter", &[]));
        m.insert("fee".to_string(), Value::Null);
    m
}), &[market.clone()]);

    Value::Null
}

/*
 * @method
 * @name luno#watchOrderBook
 * @description watches information on open orders with bid (buy) and ask (sell) prices, volumes and other data
 * @see https://www.luno.com/en/developers/api#tag/Streaming-API
 * @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 {objectConstructor} [params] extra parameters specific to the exchange API endpoint
 * @param {string} [params.type] accepts l2 or l3 for level 2 or level 3 order book
 * @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
}));
        self.check_required_credentials(&[]);
        if is_equal(&self.markets, &Value::Null) {
            self.load_markets(&[]).await;
        }
        let mut market: Value = self.market(symbol.clone());
        symbol = get_value(&market, &Value::Str("symbol".to_string()));
        let mut subscriptionHash: Value = add(&Value::Str("/stream/".to_string()), &get_value(&market, &Value::Str("id".to_string())));
        let mut subscription: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("symbol".to_string(), symbol.clone());
            m
        });
        let mut url: Value = add(&get_value(&get_value(&self.urls, &Value::Str("api".to_string())), &Value::Str("ws".to_string())), &subscriptionHash);
        let mut messageHash: Value = add(&Value::Str("orderbook:".to_string()), &symbol);
        let mut subscribe: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("api_key_id".to_string(), self.apiKey.clone());
                m.insert("api_key_secret".to_string(), self.secret.clone());
            m
        });
        let mut request: Value = self.deep_extend(subscribe.clone(), &[params.clone()]);
        let mut orderbook: Value = self.watch(url.clone(), messageHash.clone(), &[request.clone(), subscriptionHash.clone(), subscription.clone()]).await;
        return orderbook.limit();

    Value::Null
}

    pub fn handle_order_book(&mut self, mut client: Value, mut message: Value, mut subscription: Value) {
        //
        //     {
        //         "sequence": "24352",
        //         "asks": [{
        //             "id": "BXMC2CJ7HNB88U4",
        //             "price": "1234.00",
        //             "volume": "0.93"
        //         }],
        //         "bids": [{
        //             "id": "BXMC2CJ7HNB88U5",
        //             "price": "1201.00",
        //             "volume": "1.22"
        //         }],
        //         "status": "ACTIVE",
        //         "timestamp": 1528884331021
        //     }
        //
        //  update
        //     {
        //         "sequence": "110980825",
        //         "trade_updates": [],
        //         "create_update": {
        //             "order_id": "BXHSYXAUMH8C2RW",
        //             "type": "ASK",
        //             "price": "24081.09000000",
        //             "volume": "0.07780000"
        //         },
        //         "delete_update": null,
        //         "status_update": null,
        //         "timestamp": 1660598775360
        //     }
        //
        let mut symbol: Value = get_value(&subscription, &Value::Str("symbol".to_string()));
        let mut messageHash: Value = add(&Value::Str("orderbook:".to_string()), &symbol);
        let mut timestamp: Value = self.safe_integer_k(message.clone(), "timestamp", &[]);
        if !is_true(&(Value::Bool(in_op(&self.orderbooks, &symbol)))) {
            { let __be_tmp = self.indexed_order_book(&[Value::Map({
    let mut m = indexmap::IndexMap::new();
    m
})]); add_element_to_object(&mut self.orderbooks, &symbol, __be_tmp); };
        }
        let mut asks: Value = self.safe_value_k(message.clone(), "asks", &[]);
        if !is_equal(&asks, &Value::Null) {
            let mut snapshot: Value = self.custom_parse_order_book(message.clone(), symbol.clone(), &[timestamp.clone(), Value::Str("bids".to_string()), Value::Str("asks".to_string()), Value::Str("price".to_string()), Value::Str("volume".to_string()), Value::Str("id".to_string())]);
            { let __be_tmp = self.indexed_order_book(&[snapshot.clone()]); add_element_to_object(&mut self.orderbooks, &symbol, __be_tmp); };
        }  else {
            let mut ob: Value = get_value(&self.orderbooks, &symbol);
            self.handle_delta(ob.clone(), message.clone());
            add_element_to_object(&mut ob, &Value::Str("timestamp".to_string()), timestamp.clone());
            add_element_to_object(&mut ob, &Value::Str("datetime".to_string()), self.iso8601(timestamp.clone()));
        }
        let mut orderbook: Value = get_value(&self.orderbooks, &symbol);
        let mut nonce: Value = self.safe_integer_k(message.clone(), "sequence", &[]);
        add_element_to_object(&mut orderbook, &Value::Str("nonce".to_string()), nonce.clone());
        client.resolve(&[orderbook.clone(), messageHash.clone()]);
}

    pub fn custom_parse_order_book(&self, mut orderbook: Value, mut symbol: Value, optional_args: &[Value]) -> Value {
        let mut timestamp = get_arg(optional_args, 0, Value::Null);
        let mut bidsKey = get_arg(optional_args, 1, Value::Str("bids".to_string()));
        let mut asksKey = get_arg(optional_args, 2, Value::Str("asks".to_string()));
        let mut priceKey = get_arg(optional_args, 3, Value::Str("price".to_string()));
        let mut amountKey = get_arg(optional_args, 4, Value::Str("volume".to_string()));
        let mut countOrIdKey = get_arg(optional_args, 5, Value::Int(2));
        let mut bids: Value = self.parse_order_book_bids_asks(self.safe_value(orderbook.clone(), bidsKey.clone(), &[Value::List(vec![])]), &[priceKey.clone(), amountKey.clone(), countOrIdKey.clone()]);
        let mut asks: Value = self.parse_order_book_bids_asks(self.safe_value(orderbook.clone(), asksKey.clone(), &[Value::List(vec![])]), &[priceKey.clone(), amountKey.clone(), countOrIdKey.clone()]);
        return Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("symbol".to_string(), symbol.clone());
        m.insert("bids".to_string(), self.sort_by(bids.clone(), Value::Int(0), &[Value::Bool(true)]));
        m.insert("asks".to_string(), self.sort_by(asks.clone(), Value::Int(0), &[]));
        m.insert("timestamp".to_string(), timestamp.clone());
        m.insert("datetime".to_string(), self.iso8601(timestamp.clone()));
        m.insert("nonce".to_string(), Value::Null);
    m
});

    Value::Null
}

    pub fn parse_order_book_bids_asks(&self, mut bidasks: Value, optional_args: &[Value]) -> Value {
        let mut priceKey = get_arg(optional_args, 0, Value::Str("price".to_string()));
        let mut amountKey = get_arg(optional_args, 1, Value::Str("volume".to_string()));
        let mut thirdKey = get_arg(optional_args, 2, Value::Int(2));
        bidasks = self.to_array(bidasks.clone());
        let mut result: Value = Value::List(vec![]);
        {
                        let mut i: Value = Value::Int(0);
            let mut __for_first_482: bool = true;
            while { if !__for_first_482 { i = add(&i, &Value::Int(1)); } __for_first_482 = false; is_less_than(&i, &get_array_length(&bidasks)) } {
            append_to_array(&mut result, self.custom_parse_bid_ask(get_value(&bidasks, &i), &[priceKey.clone(), amountKey.clone(), thirdKey.clone()]));
        }
        }
        return result;

    Value::Null
}

    pub fn custom_parse_bid_ask(&self, mut bidask: Value, optional_args: &[Value]) -> Value {
        let mut priceKey = get_arg(optional_args, 0, Value::Str("price".to_string()));
        let mut amountKey = get_arg(optional_args, 1, Value::Str("volume".to_string()));
        let mut thirdKey = get_arg(optional_args, 2, Value::Int(2));
        let mut price: Value = self.safe_number(bidask.clone(), priceKey.clone(), &[]);
        let mut amount: Value = self.safe_number(bidask.clone(), amountKey.clone(), &[]);
        let mut result: Value = Value::List(vec![price.clone(), amount.clone()]);
        if !is_equal(&thirdKey, &Value::Null) {
            let mut thirdValue: Value = self.safe_string(bidask.clone(), thirdKey.clone(), &[]);
            append_to_array(&mut result, thirdValue.clone());
        }
        return result;

    Value::Null
}

    pub fn handle_delta(&self, mut orderbook: Value, mut message: Value) {
        //
        //  create
        //     {
        //         "sequence": "110980825",
        //         "trade_updates": [],
        //         "create_update": {
        //             "order_id": "BXHSYXAUMH8C2RW",
        //             "type": "ASK",
        //             "price": "24081.09000000",
        //             "volume": "0.07780000"
        //         },
        //         "delete_update": null,
        //         "status_update": null,
        //         "timestamp": 1660598775360
        //     }
        //  delete
        //     {
        //         "sequence": "110980825",
        //         "trade_updates": [],
        //         "create_update": null,
        //         "delete_update": {
        //             "order_id": "BXMC2CJ7HNB88U4"
        //         },
        //         "status_update": null,
        //         "timestamp": 1660598775360
        //     }
        //  trade
        //     {
        //         "sequence": "110980825",
        //         "trade_updates": [
        //             {
        //                 "base": "0.1",
        //                 "counter": "5232.00",
        //                 "maker_order_id": "BXMC2CJ7HNB88U4",
        //                 "taker_order_id": "BXMC2CJ7HNB88U5"
        //             }
        //         ],
        //         "create_update": null,
        //         "delete_update": null,
        //         "status_update": null,
        //         "timestamp": 1660598775360
        //     }
        //
        let mut createUpdate: Value = self.safe_value_k(message.clone(), "create_update", &[]);
        let mut asksOrderSide: Value = get_value(&orderbook, &Value::Str("asks".to_string()));
        let mut bidsOrderSide: Value = get_value(&orderbook, &Value::Str("bids".to_string()));
        if !is_equal(&createUpdate, &Value::Null) {
            let mut bidAskArray: Value = self.custom_parse_bid_ask(createUpdate.clone(), &[Value::Str("price".to_string()), Value::Str("volume".to_string()), Value::Str("order_id".to_string())]);
            let mut type_var: Value = self.safe_string_k(createUpdate.clone(), "type", &[]);
            if is_equal(&type_var, &Value::Str("ASK".to_string())) {
                asksOrderSide.store_array(bidAskArray.clone());
            }  else if is_equal(&type_var, &Value::Str("BID".to_string())) {
                bidsOrderSide.store_array(bidAskArray.clone());
            }
        }
        let mut deleteUpdate: Value = self.safe_value_k(message.clone(), "delete_update", &[]);
        if !is_equal(&deleteUpdate, &Value::Null) {
            let mut orderId: Value = self.safe_string_k(deleteUpdate.clone(), "order_id", &[]);
            asksOrderSide.store_array(Value::List(vec![Value::Int(0), Value::Int(0), orderId.clone()]));
            bidsOrderSide.store_array(Value::List(vec![Value::Int(0), Value::Int(0), orderId.clone()]));
        }
}

    pub fn handle_message(&mut self, mut client: Value, mut message: Value) {
        if is_equal(&message, &Value::Str("".to_string())) {
            return;
        }
        let mut subscriptions: Value = object_values(&get_value(&client, &Value::Str("subscriptions".to_string())));
        let mut handlers: Value = Value::List(vec![Value::Str("handle_order_book".to_string()).clone(), Value::Str("handle_trades".to_string()).clone()]);
        {
                        let mut j: Value = Value::Int(0);
            let mut __for_first_483: bool = true;
            while { if !__for_first_483 { j = add(&j, &Value::Int(1)); } __for_first_483 = false; is_less_than(&j, &get_array_length(&handlers)) } {
            let mut handler: Value = get_value(&handlers, &j);
            let mut handler: Value = get_value(&handlers, &j);
            self.dispatch_ws_handler(&handler, &[client.clone(), message.clone(), get_value(&subscriptions, &Value::Int(0))]);
        }
        }
}
}