ccxt-pro 4.5.84

// 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 BlockchaincomCore {
    pub parent: crate::exchanges::blockchaincom::BlockchaincomCore,
}

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

    pub fn init(&mut self) {
        let described = BlockchaincomCore::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 BlockchaincomCore {
    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 BlockchaincomCore {
    fn call_dynamic<'a>(&'a mut self, method: &'a str, args: Vec<crate::Value>)
        -> std::pin::Pin<Box<dyn std::future::Future<Output = crate::Value> + Send + 'a>>
    {
        Box::pin(async move {
            match method {
                "authenticate" => self.authenticate(&args[..]).await,
                "handle_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_order" => self.parse_ws_order(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())..]),
                "parse_ws_updated_ticker" => self.parse_ws_updated_ticker(args.get(0).cloned().unwrap_or(crate::Value::Null), &args[1.min(args.len())..]),
                "watch_balance" => self.watch_balance(&args[..]).await,
                "watch_ohlcv" => self.watch_ohlcv(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_orders" => self.watch_orders(&args[..]).await,
                "watch_ticker" => self.watch_ticker(args.get(0).cloned().unwrap_or(crate::Value::Null), &args[1.min(args.len())..]).await,
                "watch_trades" => self.watch_trades(args.get(0).cloned().unwrap_or(crate::Value::Null), &args[1.min(args.len())..]).await,
                // Go-style inheritance: an un-overridden method dispatches to the parent core.
                _ => crate::exchange_generated::ExchangeBase::call_dynamic(&mut self.parent, method, args).await,
            }
        })
    }
}
impl BlockchaincomCore {
    /// Synchronous WS handler dispatch — routes a handler-name string (from the
    /// venue's handle_message dispatch table) to the real handler method.
    #[allow(dead_code, unreachable_patterns, clippy::all)]
    pub fn dispatch_ws_handler(&mut self, __name: &crate::Value, args: &[crate::Value]) -> crate::Value {
        let __n = match __name { crate::Value::Str(s) => s.as_ref(), _ => return crate::Value::Null };
        match __n {
            "authenticate" => { crate::exchange_stubs::enqueue_spawn("authenticate", args.to_vec()); crate::Value::Null },
            "handle_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_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_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_deltas" => { self.handle_deltas(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_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_order" => self.parse_ws_order(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())..]),
            "parse_ws_updated_ticker" => self.parse_ws_updated_ticker(args.get(0).cloned().unwrap_or(crate::Value::Null), &args[1.min(args.len())..]),
            "watch_balance" => { crate::exchange_stubs::enqueue_spawn("watch_balance", args.to_vec()); crate::Value::Null },
            "watch_ohlcv" => { crate::exchange_stubs::enqueue_spawn("watch_ohlcv", 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_trades" => { crate::exchange_stubs::enqueue_spawn("watch_trades", args.to_vec()); crate::Value::Null },
            _ => crate::Value::Null,
        }
    }
}

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

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

impl BlockchaincomCore {
    pub fn describe(&self) -> Value {
        return self.deep_extend(self.parent.describe(), &[Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("has".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("ws".to_string(), Value::Bool(true));
        m.insert("watchBalance".to_string(), Value::Bool(true));
        m.insert("watchTicker".to_string(), Value::Bool(true));
        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::Bool(true));
        m.insert("watchOrderBook".to_string(), Value::Bool(true));
        m.insert("watchOHLCV".to_string(), Value::Bool(true));
    m
}));
        m.insert("urls".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("api".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("ws".to_string(), Value::Str("wss://ws.blockchain.info/mercury-gateway/v1/ws".into()));
    m
}));
    m
}));
        m.insert("options".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("options".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("headers".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("Origin".to_string(), Value::Str("https://exchange.blockchain.com".into()));
    m
}));
    m
}));
        m.insert("noOriginHeader".to_string(), Value::Bool(false));
    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.insert("timeframes".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("1m".to_string(), Value::Str("60".into()));
        m.insert("5m".to_string(), Value::Str("300".into()));
        m.insert("15m".to_string(), Value::Str("900".into()));
        m.insert("1h".to_string(), Value::Str("3600".into()));
        m.insert("6h".to_string(), Value::Str("21600".into()));
        m.insert("1d".to_string(), Value::Str("86400".into()));
    m
}));
    m
})]);

    Value::Null
}

/*
 * @method
 * @name blockchaincom#watchBalance
 * @description watch balance and get the amount of funds available for trading or funds locked in orders
 * @see https://exchange.blockchain.com/api/#balances
 * @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
}));
        self.authenticate(&[params.clone()]).await;
        let mut messageHash: Value = Value::Str("balance".into());
        let mut url: Value = self.urls.as_map().and_then(|__m| __m.get("api")).cloned().unwrap_or(Value::Null).as_map().and_then(|__m| __m.get("ws")).cloned().unwrap_or(Value::Null);
        let mut subscribe: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("action".to_string(), Value::Str("subscribe".into()));
                m.insert("channel".to_string(), Value::Str("balances".into()));
            m
        });
        let mut request: Value = self.deep_extend(subscribe, &[params]);
        return self.watch(url, messageHash.clone(), &[request.clone(), messageHash.clone(), request.clone()]).await;

    Value::Null
}

    pub fn handle_balance(&mut self, mut client: Value, mut message: Value) {
        let __pro_message_arc: std::sync::Arc<indexmap::IndexMap<String, Value>> = (match &message { Value::Dict(__d) => __d.clone(), _ => std::sync::Arc::new(indexmap::IndexMap::new()) });
        let __pro_message: &indexmap::IndexMap<String, Value> = &__pro_message_arc;
        //
        //  subscribed
        //     {
        //         "seqnum": 1,
        //         "event": "subscribed",
        //         "channel": "balances",
        //         "local_currency": "USD",
        //         "batching": false
        //     }
        //  snapshot
        //     {
        //         "seqnum": 2,
        //         "event": "snapshot",
        //         "channel": "balances",
        //         "balances": [
        //           {
        //             "currency": "BTC",
        //             "balance": 0.00366963,
        //             "available": 0.00266963,
        //             "balance_local": 38.746779155,
        //             "available_local": 28.188009155,
        //             "rate": 10558.77
        //           },
        //            ...
        //         ],
        //         "total_available_local": 65.477864168,
        //         "total_balance_local": 87.696634168
        //     }
        //
        let mut event: Option<String> = (match __pro_message.get("event").cloned() { Some(Value::Str(__s)) if !__s.is_empty() => Value::Str(__s), Some(Value::Int(__n)) => Value::Str(__n.to_string().into()), Some(Value::Float(__f)) => Value::Str(__f.to_string().into()), _ => Value::Null }).as_str().map(str::to_owned);
        if (event.as_deref() == Some("subscribed")) {
            return;
        }
        let mut result: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("info".to_string(), message);
            m
        });
        let mut balances: Value = (match __pro_message.get("balances").cloned() { Some(__v) if matches!(__v, Value::Arr(_)) => __v, _ => Value::from(vec![]) });
        {
                        let mut i: Value = Value::Int(0);
            let mut __for_first_164: bool = true;
            while { if !__for_first_164 { 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_164 = false; i.as_f64().unwrap_or(f64::NAN) < ((balances.len() as i64) as f64) } {
            let mut entry: Value = balances.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 currencyId: Value = self.safe_string_k(entry.clone(), "currency", &[]);
            let mut code: Value = self.safe_currency_code(currencyId, &[]);
            let mut account: Value = self.account();
            if let Value::Dict(__d) = &mut account { std::sync::Arc::make_mut(__d).insert("free".into(), self.safe_string_k(entry.clone(), "available", &[])); }
            if let Value::Dict(__d) = &mut account { std::sync::Arc::make_mut(__d).insert("total".into(), self.safe_string_k(entry, "balance", &[])); }
            if (code != Value::Null) {
                if let Value::Dict(__d) = &mut result { std::sync::Arc::make_mut(__d).insert(crate::runtime::stringify_param(&code), account); }
            }
        }
        }
        let mut messageHash: Value = Value::Str("balance".into());
        { let __t = self.safe_balance(result); self.balance = __t; }
        client.resolve(&[self.balance.clone(), messageHash]);
}

/*
 * @method
 * @name blockchaincom#watchOHLCV
 * @description watches historical candlestick data containing the open, high, low, and close price, and the volume of a market.
 * @see https://exchange.blockchain.com/api/#prices
 * @param {string} symbol unified symbol of the market to fetch OHLCV data for
 * @param {string} timeframe the length of time each candle represents. Allows '1m', '5m', '15m', '1h', '6h' '1d'. Can only watch one timeframe per symbol.
 * @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 (self.markets.clone() == Value::Null) {
            self.load_markets(&[]).await;
        }
        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 interval: Value = self.safe_string(self.timeframes.clone(), timeframe.clone(), &[timeframe.clone()]);
        let mut messageHash: Value = Value::Str(format!("{}{}", Value::Str("ohlcv:".into()), symbol).into());
        let mut request: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("action".to_string(), Value::Str("subscribe".into()));
                m.insert("channel".to_string(), Value::Str("prices".into()));
                m.insert("symbol".to_string(), market.as_map().and_then(|__m| __m.get("id")).cloned().unwrap_or(Value::Null));
                m.insert("granularity".to_string(), self.parse_number(interval, &[]));
            m
        });
        request = self.deep_extend(request.clone(), &[params]);
        let mut url: Value = self.urls.as_map().and_then(|__m| __m.get("api")).cloned().unwrap_or(Value::Null).as_map().and_then(|__m| __m.get("ws")).cloned().unwrap_or(Value::Null);
        let mut ohlcv: Value = self.watch(url, messageHash.clone(), &[request.clone(), messageHash.clone(), request.clone()]).await;
        if is_true(&self.newUpdates) {
            limit = ohlcv.get_limit(symbol, limit.clone());
        }
        return self.filter_by_since_limit(ohlcv, &[since, limit, Value::Int(0), Value::Bool(true)]);

    Value::Null
}

    pub fn handle_ohlcv(&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;
        //
        //  subscribed
        //     {
        //         "seqnum": 0,
        //         "event": "subscribed",
        //         "channel": "prices",
        //         "symbol": "BTC-USDT",
        //         "granularity": 60
        //     }
        //
        //  updated
        //     {
        //         "seqnum": 1,
        //         "event": "updated",
        //         "channel": "prices",
        //         "symbol": "BTC-USD",
        //         "price": [ 1660085580000, 23185.215, 23185.935, 23164.79, 23169.97, 0 ]
        //     }
        //
        let mut event: Option<String> = (match __pro_message.get("event").cloned() { Some(Value::Str(__s)) if !__s.is_empty() => Value::Str(__s), Some(Value::Int(__n)) => Value::Str(__n.to_string().into()), Some(Value::Float(__f)) => Value::Str(__f.to_string().into()), _ => Value::Null }).as_str().map(str::to_owned);
        if (event.as_deref() == Some("rejected")) {
            let mut jsonMessage: Value = json_stringify(&message);
            panic!("{}", crate::exchange_errors::exchange_error(format!("{}{}", Value::Str(format!("{}{}", self.id.clone(), Value::Str(" ".into())).into()), jsonMessage)));
        }  else if (event.as_deref() == Some("updated")) {
            let mut marketId: Value = self.safe_string_k(message.clone(), "symbol", &[]);
            let mut symbol: Value = self.safe_symbol(marketId, &[Value::Null, Value::Str("-".into())]);
            let mut messageHash: Value = Value::Str(format!("{}{}", Value::Str("ohlcv:".into()), symbol).into());
            let mut request: Value = self.safe_dict(get_value(&client, &Value::Str("subscriptions".into())), messageHash.clone(), &[]);
            let mut timeframeId: Value = self.safe_string_k(request, "granularity", &[]);
            let mut timeframe: Value = self.find_timeframe(timeframeId, &[]);
            let mut ohlcv: Value = (match __pro_message.get("price").cloned() { Some(__v) if matches!(__v, Value::Arr(_)) => __v, _ => Value::from(vec![]) });
            { 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), timeframe.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), &timeframe, stored.clone());
            }
            stored.append(ohlcv);
            client.resolve(&[stored, messageHash]);
        }  else if (event.as_deref() != Some("subscribed")) {
            panic!("{}", crate::exchange_errors::not_supported(format!("{}{}", Value::Str(format!("{}{}", self.id.clone(), Value::Str(" ".into())).into()), json_stringify(&message))));
        }
}

/*
 * @method
 * @name blockchaincom#watchTicker
 * @description watches a price ticker, a statistical calculation with the information calculated over the past 24 hours for a specific market
 * @see https://exchange.blockchain.com/api/#ticker
 * @param {string} symbol unified symbol of the market to fetch the ticker for
 * @param {object} [params] extra parameters specific to the exchange API endpoint
 * @returns {object} a [ticker structure]{@link https://docs.ccxt.com/?id=ticker-structure}
 */
    pub async fn watch_ticker(&mut self, mut symbol: Value, optional_args: &[Value]) -> Value {
        let mut params = get_arg(optional_args, 0, Value::Map({
    let mut m = indexmap::IndexMap::new();
    m
}));
        if (self.markets.clone() == Value::Null) {
            self.load_markets(&[]).await;
        }
        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 url: Value = self.urls.as_map().and_then(|__m| __m.get("api")).cloned().unwrap_or(Value::Null).as_map().and_then(|__m| __m.get("ws")).cloned().unwrap_or(Value::Null);
        let mut messageHash: Value = Value::Str(format!("{}{}", Value::Str("ticker:".into()), symbol).into());
        let mut request: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("action".to_string(), Value::Str("subscribe".into()));
                m.insert("channel".to_string(), Value::Str("ticker".into()));
                m.insert("symbol".to_string(), market.as_map().and_then(|__m| __m.get("id")).cloned().unwrap_or(Value::Null));
            m
        });
        request = self.deep_extend(request.clone(), &[params]);
        return self.watch(url, messageHash.clone(), &[request, messageHash.clone()]).await;

    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;
        //
        //  subscribed
        //     {
        //         "seqnum": 0,
        //         "event": "subscribed",
        //         "channel": "ticker",
        //         "symbol": "BTC-USD"
        //     }
        //  snapshot
        //     {
        //         "seqnum": 1,
        //         "event": "snapshot",
        //         "channel": "ticker",
        //         "symbol": "BTC-USD",
        //         "price_24h": 23071.4,
        //         "volume_24h": 236.28398636,
        //         "last_trade_price": 23936.4,
        //         "mark_price": 23935.335240262
        //     }
        // update
        //     {
        //         "seqnum": 2,
        //         "event": "updated",
        //         "channel": "ticker",
        //         "symbol": "BTC-USD",
        //         "mark_price": 23935.242443617
        //     }
        //
        let mut event: Option<String> = (match __pro_message.get("event").cloned() { Some(Value::Str(__s)) if !__s.is_empty() => Value::Str(__s), Some(Value::Int(__n)) => Value::Str(__n.to_string().into()), Some(Value::Float(__f)) => Value::Str(__f.to_string().into()), _ => Value::Null }).as_str().map(str::to_owned);
        let mut marketId: Value = self.safe_string_k(message.clone(), "symbol", &[]);
        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 ticker: Value = Value::Null;
        if (event.as_deref() == Some("subscribed")) {
            return;
        }  else if (event.as_deref() == Some("snapshot")) {
            ticker = self.parse_ticker(message.clone(), &[market.clone()]);
        }  else if (event.as_deref() == Some("updated")) {
            let mut lastTicker: Value = self.safe_dict(self.tickers.clone(), symbol.clone(), &[]);
            ticker = self.parse_ws_updated_ticker(message, &[lastTicker, market]);
        }
        let mut messageHash: Value = Value::Str(format!("{}{}", Value::Str("ticker:".into()), symbol).into());
        if let Value::Dict(__d) = &mut self.tickers { std::sync::Arc::make_mut(__d).insert(crate::runtime::stringify_param(&symbol), ticker.clone()); }
        client.resolve(&[ticker, messageHash]);
}

    pub fn parse_ws_updated_ticker(&self, mut ticker: Value, optional_args: &[Value]) -> Value {
        let mut lastTicker = get_arg(optional_args, 0, Value::Null);
        let mut market = get_arg(optional_args, 1, Value::Null);
        let __lastTicker_empty = indexmap::IndexMap::new();
        let lastTicker = lastTicker.as_map().unwrap_or(&__lastTicker_empty);
        //
        //     {
        //         "seqnum": 2,
        //         "event": "updated",
        //         "channel": "ticker",
        //         "symbol": "BTC-USD",
        //         "mark_price": 23935.242443617
        //     }
        //
        let mut marketId: Value = self.safe_string_k(ticker.clone(), "symbol", &[]);
        let mut symbol: Value = self.safe_symbol(marketId, &[Value::Null, Value::Str("-".into())]);
        let mut last: Value = self.safe_string_k(ticker.clone(), "mark_price", &[]);
        return self.safe_ticker(Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("symbol".to_string(), symbol);
        m.insert("timestamp".to_string(), Value::Null);
        m.insert("datetime".to_string(), Value::Null);
        m.insert("high".to_string(), Value::Null);
        m.insert("low".to_string(), Value::Null);
        m.insert("bid".to_string(), Value::Null);
        m.insert("bidVolume".to_string(), Value::Null);
        m.insert("ask".to_string(), Value::Null);
        m.insert("askVolume".to_string(), Value::Null);
        m.insert("vwap".to_string(), Value::Null);
        m.insert("open".to_string(), (match lastTicker.get("open") { 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 }));
        m.insert("close".to_string(), Value::Null);
        m.insert("last".to_string(), last);
        m.insert("previousClose".to_string(), (match lastTicker.get("close") { 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 }));
        m.insert("change".to_string(), Value::Null);
        m.insert("percentage".to_string(), Value::Null);
        m.insert("average".to_string(), Value::Null);
        m.insert("baseVolume".to_string(), (match lastTicker.get("baseVolume") { 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 }));
        m.insert("quoteVolume".to_string(), Value::Null);
        m.insert("info".to_string(), self.extend((match lastTicker.get("info") { Some(__v) if matches!(__v, Value::Dict(_)) => __v.clone(), _ => Value::Map({
    let mut m = indexmap::IndexMap::new();
    m
}) }), &[ticker]));
    m
}), &[market]);

    Value::Null
}

/*
 * @method
 * @name blockchaincom#watchTrades
 * @description get the list of most recent trades for a particular symbol
 * @see https://exchange.blockchain.com/api/#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 (self.markets.clone() == Value::Null) {
            self.load_markets(&[]).await;
        }
        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 url: Value = self.urls.as_map().and_then(|__m| __m.get("api")).cloned().unwrap_or(Value::Null).as_map().and_then(|__m| __m.get("ws")).cloned().unwrap_or(Value::Null);
        let mut messageHash: Value = Value::Str(format!("{}{}", Value::Str("trades:".into()), symbol).into());
        let mut request: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("action".to_string(), Value::Str("subscribe".into()));
                m.insert("channel".to_string(), Value::Str("trades".into()));
                m.insert("symbol".to_string(), market.as_map().and_then(|__m| __m.get("id")).cloned().unwrap_or(Value::Null));
            m
        });
        request = self.deep_extend(request.clone(), &[params]);
        let mut trades: Value = self.watch(url, messageHash.clone(), &[request.clone(), messageHash.clone(), request.clone()]).await;
        return self.filter_by_since_limit(trades, &[since, limit, Value::Str("timestamp".into()), Value::Bool(true)]);

    Value::Null
}

    pub fn handle_trades(&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;
        //
        //  subscribed
        //     {
        //         "seqnum": 0,
        //         "event": "subscribed",
        //         "channel": "trades",
        //         "symbol": "BTC-USDT"
        //     }
        //  updates
        //     {
        //         "seqnum": 1,
        //         "event": "updated",
        //         "channel": "trades",
        //         "symbol": "BTC-USDT",
        //         "timestamp": "2022-08-08T17:23:48.163096Z",
        //         "side": "sell",
        //         "qty": 0.083523,
        //         "price": 23940.67,
        //         "trade_id": "563078810223444"
        //     }
        //
        let mut event: Option<String> = (match __pro_message.get("event").cloned() { Some(Value::Str(__s)) if !__s.is_empty() => Value::Str(__s), Some(Value::Int(__n)) => Value::Str(__n.to_string().into()), Some(Value::Float(__f)) => Value::Str(__f.to_string().into()), _ => Value::Null }).as_str().map(str::to_owned);
        if (event.as_deref() != Some("updated")) {
            return;
        }
        let mut marketId: Value = self.safe_string_k(message.clone(), "symbol", &[]);
        let mut symbol: Value = self.safe_symbol(marketId.clone(), &[]);
        let mut market: Value = self.safe_market(&[marketId]);
        let mut messageHash: Value = Value::Str(format!("{}{}", Value::Str("trades:".into()), symbol).into());
        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()); }
        }
        let mut parsed: Value = self.parse_ws_trade(message, &[market]);
        stored.append(parsed);
        if let Value::Dict(__d) = &mut self.trades { std::sync::Arc::make_mut(__d).insert(crate::runtime::stringify_param(&symbol), stored); }
        client.resolve(&[get_value(&self.trades, &symbol), messageHash]);
}

    pub fn parse_ws_trade(&self, mut trade: Value, optional_args: &[Value]) -> Value {
        let mut market = get_arg(optional_args, 0, Value::Null);
        //
        //     {
        //         "seqnum": 1,
        //         "event": "updated",
        //         "channel": "trades",
        //         "symbol": "BTC-USDT",
        //         "timestamp": "2022-08-08T17:23:48.163096Z",
        //         "side": "sell",
        //         "qty": 0.083523,
        //         "price": 23940.67,
        //         "trade_id": "563078810223444"
        //     }
        //
        let mut marketId: Value = self.safe_string_k(trade.clone(), "symbol", &[]);
        let mut datetime: Value = self.safe_string_k(trade.clone(), "timestamp", &[]);
        return self.safe_trade(Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("id".to_string(), self.safe_string_k(trade.clone(), "trade_id", &[]));
        m.insert("timestamp".to_string(), self.parse8601(datetime.clone()));
        m.insert("datetime".to_string(), datetime);
        m.insert("symbol".to_string(), self.safe_symbol(marketId, &[market.clone(), Value::Str("-".into())]));
        m.insert("order".to_string(), Value::Null);
        m.insert("type".to_string(), Value::Null);
        m.insert("side".to_string(), self.safe_string_k(trade.clone(), "side", &[]));
        m.insert("takerOrMaker".to_string(), Value::Null);
        m.insert("price".to_string(), self.safe_string_k(trade.clone(), "price", &[]));
        m.insert("amount".to_string(), self.safe_string_k(trade.clone(), "qty", &[]));
        m.insert("cost".to_string(), Value::Null);
        m.insert("fee".to_string(), Value::Null);
        m.insert("info".to_string(), trade);
    m
}), &[market]);

    Value::Null
}

/*
 * @method
 * @name blockchaincom#fetchOrders
 * @description watches information on multiple orders made by the user
 * @see https://exchange.blockchain.com/api/#mass-order-status-request-ordermassstatusrequest
 * @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 (self.markets.clone() == Value::Null) {
            self.load_markets(&[]).await;
        }
        self.authenticate(&[]).await;
        if (symbol != Value::Null) {
            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 url: Value = self.urls.as_map().and_then(|__m| __m.get("api")).cloned().unwrap_or(Value::Null).as_map().and_then(|__m| __m.get("ws")).cloned().unwrap_or(Value::Null);
        let mut message: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("action".to_string(), Value::Str("subscribe".into()));
                m.insert("channel".to_string(), Value::Str("trading".into()));
            m
        });
        let mut messageHash: Value = Value::Str("orders".into());
        let mut request: Value = self.deep_extend(message, &[params]);
        let mut orders: Value = self.watch(url, messageHash.clone(), &[request, messageHash.clone()]).await;
        if is_true(&self.newUpdates) {
            limit = orders.get_limit(symbol.clone(), limit.clone());
        }
        return self.filter_by_symbol_since_limit(orders, &[symbol, since, limit, Value::Bool(true)]);

    Value::Null
}

    pub fn handle_orders(&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;
        //
        //     {
        //         "seqnum": 1,
        //         "event": "rejected",
        //         "channel": "trading",
        //         "text": "Not subscribed to channel"
        //     }
        //  snapshot
        //     {
        //         "seqnum": 2,
        //         "event": "snapshot",
        //         "channel": "trading",
        //         "orders": [
        //           {
        //             "orderID": "562965341621940",
        //             "gwOrderId": 181011136260,
        //             "clOrdID": "016caf67f7a94508webd",
        //             "symbol": "BTC-USD",
        //             "side": "sell",
        //             "ordType": "limit",
        //             "orderQty": 0.000675,
        //             "leavesQty": 0.000675,
        //             "cumQty": 0,
        //             "avgPx": 0,
        //             "ordStatus": "open",
        //             "timeInForce": "GTC",
        //             "text": "New order",
        //             "execType": "0",
        //             "execID": "21415965325",
        //             "transactTime": "2022-08-08T23:31:00.550795Z",
        //             "msgType": 8,
        //             "lastPx": 0,
        //             "lastShares": 0,
        //             "tradeId": "0",
        //             "fee": 0,
        //             "price": 30000,
        //             "marginOrder": false,
        //             "closePositionOrder": false
        //           }
        //         ],
        //         "positions": []
        //     }
        //  update
        //     {
        //         "seqnum": 3,
        //         "event": "updated",
        //         "channel": "trading",
        //         "orderID": "562965341621940",
        //         "gwOrderId": 181011136260,
        //         "clOrdID": "016caf67f7a94508webd",
        //         "symbol": "BTC-USD",
        //         "side": "sell",
        //         "ordType": "limit",
        //         "orderQty": 0.000675,
        //         "leavesQty": 0.000675,
        //         "cumQty": 0,
        //         "avgPx": 0,
        //         "ordStatus": "cancelled",
        //         "timeInForce": "GTC",
        //         "text": "Canceled by User",
        //         "execType": "4",
        //         "execID": "21416034921",
        //         "transactTime": "2022-08-08T23:33:25.727785Z",
        //         "msgType": 8,
        //         "lastPx": 0,
        //         "lastShares": 0,
        //         "tradeId": "0",
        //         "fee": 0,
        //         "price": 30000,
        //         "marginOrder": false,
        //         "closePositionOrder": false
        //     }
        //
        let mut event: Option<String> = (match __pro_message.get("event").cloned() { Some(Value::Str(__s)) if !__s.is_empty() => Value::Str(__s), Some(Value::Int(__n)) => Value::Str(__n.to_string().into()), Some(Value::Float(__f)) => Value::Str(__f.to_string().into()), _ => Value::Null }).as_str().map(str::to_owned);
        let mut messageHash: Value = Value::Str("orders".into());
        let mut cachedOrders: Value = self.orders.clone();
        if (cachedOrders == Value::Null) {
            let mut limit: Value = self.safe_integer_k(self.options.clone(), "ordersLimit", &[Value::Int(1000)]);
            cachedOrders = ArrayCacheBySymbolById::new(limit);
            self.orders = cachedOrders.clone();
        }
        if (event.as_deref() == Some("subscribed")) {
            return;
        }  else if (event.as_deref() == Some("rejected")) {
            panic!("{}", crate::exchange_errors::exchange_error(format!("{}{}", Value::Str(format!("{}{}", self.id.clone(), Value::Str(" ".into())).into()), json_stringify(&message))));
        }  else if (event.as_deref() == Some("snapshot")) {
            let mut orders: Value = (match __pro_message.get("orders").cloned() { Some(__v) if matches!(__v, Value::Arr(_)) => __v, _ => Value::from(vec![]) });
            {
                                let mut i: Value = Value::Int(0);
                let mut __for_first_165: bool = true;
                while { if !__for_first_165 { 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_165 = false; i.as_f64().unwrap_or(f64::NAN) < ((orders.len() as i64) as f64) } {
                let mut order: Value = orders.as_array().and_then(|__arr| match &i { Value::Int(__n) => __arr.get(*__n as usize), Value::Str(__s) => __s.parse::<usize>().ok().and_then(|__n| __arr.get(__n)), _ => None }).cloned().unwrap_or(Value::Null);
                let mut parsedOrder: Value = self.parse_ws_order(order, &[]);
                cachedOrders.append(parsedOrder.clone());
            }
            }
        }  else if (event.as_deref() == Some("updated")) {
            let mut parsedOrder: Value = self.parse_ws_order(message, &[]);
            cachedOrders.append(parsedOrder);
        }
        self.orders = cachedOrders;
        client.resolve(&[self.orders.clone(), messageHash]);
}

    pub fn parse_ws_order(&self, mut order: Value, optional_args: &[Value]) -> Value {
        let mut market = get_arg(optional_args, 0, Value::Null);
        //
        //     {
        //         "seqnum": 3,
        //         "event": "updated",
        //         "channel": "trading",
        //         "orderID": "562965341621940",
        //         "gwOrderId": 181011136260,
        //         "clOrdID": "016caf67f7a94508webd",
        //         "symbol": "BTC-USD",
        //         "side": "sell",
        //         "ordType": "limit",
        //         "orderQty": 0.000675,
        //         "leavesQty": 0.000675,
        //         "cumQty": 0,
        //         "avgPx": 0,
        //         "ordStatus": "cancelled",
        //         "timeInForce": "GTC",
        //         "text": "Canceled by User",
        //         "execType": "4",
        //         "execID": "21416034921",
        //         "transactTime": "2022-08-08T23:33:25.727785Z",
        //         "msgType": 8,
        //         "lastPx": 0,
        //         "lastShares": 0,
        //         "tradeId": "0",
        //         "fee": 0,
        //         "price": 30000,
        //         "marginOrder": false,
        //         "closePositionOrder": false
        //     }
        //
        let mut datetime: Value = self.safe_string_k(order.clone(), "transactTime", &[]);
        let mut status: Value = self.safe_string_k(order.clone(), "ordStatus", &[]);
        let mut marketId: Value = self.safe_string_k(order.clone(), "symbol", &[]);
        market = self.safe_market(&[marketId.clone(), market.clone()]);
        let mut tradeId: Value = self.safe_string_k(order.clone(), "tradeId", &[]);
        let mut trades: Value = Value::from(vec![]);
        if (tradeId.as_str() != Some("0")) {
            append_to_array(&mut trades, Value::Map({
                let mut m = indexmap::IndexMap::new();
                    m.insert("id".to_string(), tradeId);
                m
            }));
        }
        return self.safe_order(Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("id".to_string(), self.safe_string_k(order.clone(), "orderID", &[]));
        m.insert("clientOrderId".to_string(), self.safe_string_k(order.clone(), "clOrdID", &[]));
        m.insert("datetime".to_string(), datetime.clone());
        m.insert("timestamp".to_string(), self.parse8601(datetime));
        m.insert("status".to_string(), self.parse_ws_order_status(status).map(|__s| Value::Str(__s.into())).unwrap_or(Value::Null));
        m.insert("symbol".to_string(), self.safe_symbol(marketId, &[market.clone()]));
        m.insert("type".to_string(), self.safe_string_k(order.clone(), "ordType", &[]));
        m.insert("timeInForce".to_string(), self.safe_string_k(order.clone(), "timeInForce", &[]));
        m.insert("postOnly".to_string(), Value::Bool(self.safe_string_k(order.clone(), "execInst", &[]).as_str() == Some("ALO")));
        m.insert("side".to_string(), self.safe_string_k(order.clone(), "side", &[]));
        m.insert("price".to_string(), self.safe_string_k(order.clone(), "price", &[]));
        m.insert("stopPrice".to_string(), self.safe_string_k(order.clone(), "stopPx", &[]));
        m.insert("cost".to_string(), Value::Null);
        m.insert("amount".to_string(), self.safe_string_k(order.clone(), "orderQty", &[]));
        m.insert("filled".to_string(), self.safe_string_k(order.clone(), "cumQty", &[]));
        m.insert("remaining".to_string(), self.safe_string_k(order.clone(), "leavesQty", &[]));
        m.insert("trades".to_string(), trades);
        m.insert("fee".to_string(), Value::Map({
    let mut m = indexmap::IndexMap::new();
        m.insert("rate".to_string(), Value::Null);
        m.insert("cost".to_string(), self.safe_number_k(order.clone(), "fee", &[]));
        m.insert("currency".to_string(), self.safe_string_k(market.clone(), "quote", &[]));
    m
}));
        m.insert("info".to_string(), order.clone());
        m.insert("lastTradeTimestamp".to_string(), Value::Null);
        m.insert("average".to_string(), self.safe_string_k(order, "avgPx", &[]));
    m
}), &[market]);

    Value::Null
}

    pub fn parse_ws_order_status(&self, mut status: Value) -> Option<String> {
        let mut statuses: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("pending".to_string(), Value::Str("open".into()));
                m.insert("open".to_string(), Value::Str("open".into()));
                m.insert("rejected".to_string(), Value::Str("rejected".into()));
                m.insert("cancelled".to_string(), Value::Str("canceled".into()));
                m.insert("filled".to_string(), Value::Str("closed".into()));
                m.insert("partial".to_string(), Value::Str("open".into()));
                m.insert("expired".to_string(), Value::Str("expired".into()));
            m
        });
        return self.safe_string(statuses, status.clone(), &[status.clone()]).as_str().map(str::to_owned);
}

/*
 * @method
 * @name blockchaincom#watchOrderBook
 * @description watches information on open orders with bid (buy) and ask (sell) prices, volumes and other data
 * @see https://exchange.blockchain.com/api/#l2-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 {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
}));
        if (self.markets.clone() == Value::Null) {
            self.load_markets(&[]).await;
        }
        let mut market: Value = self.market(symbol.clone());
        let mut url: Value = self.urls.as_map().and_then(|__m| __m.get("api")).cloned().unwrap_or(Value::Null).as_map().and_then(|__m| __m.get("ws")).cloned().unwrap_or(Value::Null);
        let mut type_var: Value = self.safe_string_k(params.clone(), "type", &[Value::Str("l2".into())]);
        params = self.omit(params.clone(), Value::Str("type".into()), &[]);
        let mut messageHash: Value = Value::Str(format!("{}{}", Value::Str(format!("{}{}", Value::Str(format!("{}{}", Value::Str("orderbook:".into()), symbol).into()), Value::Str(":".into())).into()), type_var).into());
        let mut subscribe: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("action".to_string(), Value::Str("subscribe".into()));
                m.insert("channel".to_string(), type_var);
                m.insert("symbol".to_string(), market.as_map().and_then(|__m| __m.get("id")).cloned().unwrap_or(Value::Null));
            m
        });
        let mut request: Value = self.deep_extend(subscribe, &[params]);
        let mut orderbook: Value = self.watch(url, messageHash.clone(), &[request, messageHash.clone()]).await;
        return orderbook.limit();

    Value::Null
}

    pub fn handle_order_book(&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;
        //
        //  subscribe
        //     {
        //         "seqnum": 0,
        //         "event": "subscribed",
        //         "channel": "l2",
        //         "symbol": "BTC-USDT",
        //         "batching": false
        //     }
        //  snapshot
        //     {
        //         "seqnum": 1,
        //         "event": "snapshot",
        //         "channel": "l2",
        //         "symbol": "BTC-USDT",
        //         "bids": [
        //           { num: 1, px: 0.01, qty: 22 },
        //         ],
        //         "asks": [
        //           { num: 1, px: 23840.26, qty: 0.25 },
        //         ],
        //         "timestamp": "2022-08-08T22:03:19.071870Z"
        //     }
        //  update
        //     {
        //         "seqnum": 2,
        //         "event": "updated",
        //         "channel": "l2",
        //         "symbol": "BTC-USDT",
        //         "bids": [],
        //         "asks": [ { num: 1, px: 23855.06, qty: 1.04786347 } ],
        //         "timestamp": "2022-08-08T22:03:19.014680Z"
        //     }
        //
        let mut event: Value = (match __pro_message.get("event").cloned() { Some(Value::Str(__s)) if !__s.is_empty() => Value::Str(__s), Some(Value::Int(__n)) => Value::Str(__n.to_string().into()), Some(Value::Float(__f)) => Value::Str(__f.to_string().into()), _ => Value::Null });
        if (event.as_str() == Some("subscribed")) {
            return;
        }
        let mut type_var: Value = (match __pro_message.get("channel").cloned() { Some(Value::Str(__s)) if !__s.is_empty() => Value::Str(__s), Some(Value::Int(__n)) => Value::Str(__n.to_string().into()), Some(Value::Float(__f)) => Value::Str(__f.to_string().into()), _ => Value::Null });
        let mut marketId: Value = self.safe_string_k(message.clone(), "symbol", &[]);
        let mut symbol: Value = self.safe_symbol(marketId, &[]);
        let mut messageHash: Value = Value::Str(format!("{}{}", Value::Str(format!("{}{}", Value::Str(format!("{}{}", Value::Str("orderbook:".into()), symbol).into()), Value::Str(":".into())).into()), type_var).into());
        let mut datetime: Value = self.safe_string_k(message.clone(), "timestamp", &[]);
        let mut timestamp: Value = self.parse8601(datetime.clone());
        if (self.safe_value(self.orderbooks.clone(), symbol.clone(), &[]) == Value::Null) {
            { let __be_tmp = self.counted_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);
        if (event.as_str() == Some("snapshot")) {
            let mut snapshot: Value = self.parse_order_book(message, symbol, &[timestamp.clone(), Value::Str("bids".into()), Value::Str("asks".into()), Value::Str("px".into()), Value::Str("qty".into()), Value::Str("num".into())]);
            orderbook.reset(snapshot);
        }  else if (event.as_str() == Some("updated")) {
            let mut asks: Value = (match __pro_message.get("asks").cloned() { Some(__v) if matches!(__v, Value::Arr(_)) => __v, _ => Value::from(vec![]) });
            let mut bids: Value = (match __pro_message.get("bids").cloned() { Some(__v) if matches!(__v, Value::Arr(_)) => __v, _ => Value::from(vec![]) });
            self.handle_deltas(get_value(&orderbook, &Value::Str("asks".into())), asks);
            self.handle_deltas(get_value(&orderbook, &Value::Str("bids".into())), bids);
            add_element_to_object(&mut orderbook, &Value::Str("timestamp".into()), timestamp);
            add_element_to_object(&mut orderbook, &Value::Str("datetime".into()), datetime);
        }  else {
            panic!("{}", crate::exchange_errors::not_supported(format!("{}{}", Value::Str(format!("{}{}", Value::Str(format!("{}{}", self.id.clone(), Value::Str(" watchOrderBook() does not support ".into())).into()), event).into()), Value::Str(" yet".into()))));
        }
        client.resolve(&[orderbook, messageHash]);
}

    pub fn handle_delta(&self, mut bookside: Value, mut delta: Value) {
        let mut bookArray: Value = self.parse_order_book_bid_ask(delta, &[Value::Str("px".into()), Value::Str("qty".into()), Value::Str("num".into())]);
        bookside.store_array(bookArray);
}

    pub fn handle_deltas(&self, mut bookside: Value, mut deltas: Value) {
        {
                        let mut i: Value = Value::Int(0);
            let mut __for_first_166: bool = true;
            while { if !__for_first_166 { 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_166 = false; i.as_f64().unwrap_or(f64::NAN) < get_array_length(&deltas).as_f64().unwrap_or(f64::NAN) } {
            self.handle_delta(bookside.clone(), get_value(&deltas, &i));
        }
        }
}

    pub fn handle_message(&mut self, mut client: Value, mut message: Value) {
        let mut channel: Value = self.safe_string_k(message.clone(), "channel", &[]);
        let mut handlers: Value = Value::Map({
            let mut m = indexmap::IndexMap::new();
                m.insert("ticker".to_string(), Value::Str("handle_ticker".into()).clone());
                m.insert("trades".to_string(), Value::Str("handle_trades".into()).clone());
                m.insert("prices".to_string(), Value::Str("handle_ohlcv".into()).clone());
                m.insert("l2".to_string(), Value::Str("handle_order_book".into()).clone());
                m.insert("l3".to_string(), Value::Str("handle_order_book".into()).clone());
                m.insert("auth".to_string(), Value::Str("handle_authentication_message".into()).clone());
                m.insert("balances".to_string(), Value::Str("handle_balance".into()).clone());
                m.insert("trading".to_string(), Value::Str("handle_orders".into()).clone());
            m
        });
        let mut handler: Value = self.safe_value(handlers, channel, &[]);
        if (handler != Value::Null) {
            self.dispatch_ws_handler(&handler, &[client, message.clone()]);
            return;
        }
        panic!("{}", crate::exchange_errors::not_supported(format!("{}{}", Value::Str(format!("{}{}", self.id.clone(), Value::Str(" received an unsupported message: ".into())).into()), json_stringify(&message))));
}

    pub fn handle_authentication_message(&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;
        //
        //     {
        //         "seqnum": 0,
        //         "event": "subscribed",
        //         "channel": "auth",
        //         "readOnly": false
        //     }
        //
        let mut event: Option<String> = (match __pro_message.get("event").cloned() { Some(Value::Str(__s)) if !__s.is_empty() => Value::Str(__s), Some(Value::Int(__n)) => Value::Str(__n.to_string().into()), Some(Value::Float(__f)) => Value::Str(__f.to_string().into()), _ => Value::Null }).as_str().map(str::to_owned);
        if (event.as_deref() != Some("subscribed")) {
            panic!("{}", crate::exchange_errors::authentication_error(format!("{}{}", Value::Str(format!("{}{}", self.id.clone(), Value::Str(" received an authentication error: ".into())).into()), json_stringify(&message))));
        }
        let mut future: Value = self.safe_value(get_value(&client, &Value::Str("futures".into())), Value::Str("authenticated".into()), &[]);
        if (future != Value::Null) {
            future.resolve(&[Value::Bool(true)]);
        }
}

    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 = self.urls.as_map().and_then(|__m| __m.get("api")).cloned().unwrap_or(Value::Null).as_map().and_then(|__m| __m.get("ws")).cloned().unwrap_or(Value::Null);
        let mut client: Value = self.client(&[url.clone()]);
        let mut messageHash: Value = Value::Str("authenticated".into());
        let mut future: Value = client.reusable_future(messageHash.clone());
        let mut isAuthenticated: Value = self.safe_value(get_value(&client, &Value::Str("subscriptions".into())), messageHash.clone(), &[]);
        if (isAuthenticated == Value::Null) {
            self.check_required_credentials(&[]);
            let mut request: Value = Value::Map({
                let mut m = indexmap::IndexMap::new();
                    m.insert("action".to_string(), Value::Str("subscribe".into()));
                    m.insert("channel".to_string(), Value::Str("auth".into()));
                    m.insert("token".to_string(), self.secret.clone());
                m
            });
            let __ws_arg_0 = self.extend(request, &[params]);
            return self.watch(url, messageHash.clone(), &[__ws_arg_0, messageHash.clone()]).await;
        }
        return crate::exchange_stubs::ws_await_flight(&future).await;

    Value::Null
}
}