text: # -*- coding: utf-8 -*-
  
  # 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
  
  from ccxt.async_support.base.exchange import Exchange
  from ccxt.base.errors import ExchangeError
  from ccxt.base.errors import AuthenticationError
  from ccxt.base.errors import PermissionDenied
  from ccxt.base.errors import BadSymbol
  from ccxt.base.errors import InsufficientFunds
  from ccxt.base.errors import InvalidOrder
  from ccxt.base.errors import OrderNotFound
  from ccxt.base.errors import DDoSProtection
  
  
  class bitforex(Exchange):
  
      def describe(self):
          return self.deep_extend(super(bitforex, self).describe(), {
              'id': 'bitforex',
              'name': 'Bitforex',
              'countries': ['CN'],
              'rateLimit': 500,  # https://github.com/ccxt/ccxt/issues/5054
              'version': 'v1',
              'has': {
                  'CORS': None,
                  'spot': True,
                  'margin': False,
                  'swap': None,  # has but unimplemented
                  'future': False,
                  'option': False,
                  'cancelOrder': True,
                  'createOrder': True,
                  'fetchBalance': True,
                  'fetchBorrowRate': False,
                  'fetchBorrowRateHistories': False,
                  'fetchBorrowRateHistory': False,
                  'fetchBorrowRates': False,
                  'fetchBorrowRatesPerSymbol': False,
                  'fetchClosedOrders': True,
                  'fetchMarkets': True,
                  'fetchMyTrades': None,
                  'fetchOHLCV': True,
                  'fetchOpenOrders': True,
                  'fetchOrder': True,
                  'fetchOrderBook': True,
                  'fetchOrders': None,
                  'fetchTicker': True,
                  'fetchTickers': None,
                  'fetchTrades': True,
                  'fetchTransfer': False,
                  'fetchTransfers': False,
                  'fetchWithdrawal': False,
                  'fetchWithdrawals': False,
                  'transfer': False,
                  'withdraw': False,
              },
              'timeframes': {
                  '1m': '1min',
                  '5m': '5min',
                  '15m': '15min',
                  '30m': '30min',
                  '1h': '1hour',
                  '2h': '2hour',
                  '4h': '4hour',
                  '12h': '12hour',
                  '1d': '1day',
                  '1w': '1week',
                  '1M': '1month',
              },
              'urls': {
                  'logo': 'https://user-images.githubusercontent.com/51840849/87295553-1160ec00-c50e-11ea-8ea0-df79276a9646.jpg',
                  'api': 'https://api.bitforex.com',
                  'www': 'https://www.bitforex.com',
                  'doc': 'https://github.com/githubdev2020/API_Doc_en/wiki',
                  'fees': 'https://help.bitforex.com/en_us/?cat=13',
                  'referral': 'https://www.bitforex.com/en/invitationRegister?inviterId=1867438',
              },
              'api': {
                  'public': {
                      'get': {
                          'api/v1/market/symbols': 20,
                          'api/v1/market/ticker': 4,
                          'api/v1/market/ticker-all': 4,
                          'api/v1/market/depth': 4,
                          'api/v1/market/depth-all': 4,
                          'api/v1/market/trades': 20,
                          'api/v1/market/kline': 20,
                      },
                  },
                  'private': {
                      'post': {
                          'api/v1/fund/mainAccount': 1,
                          'api/v1/fund/allAccount': 30,
                          'api/v1/trade/placeOrder': 1,
                          'api/v1/trade/placeMultiOrder': 10,
                          'api/v1/trade/cancelOrder': 1,
                          'api/v1/trade/cancelMultiOrder': 20,
                          'api/v1/trade/cancelAllOrder': 20,
                          'api/v1/trade/orderInfo': 1,
                          'api/v1/trade/multiOrderInfo': 10,
                          'api/v1/trade/orderInfos': 20,
                      },
                  },
              },
              'fees': {
                  'trading': {
                      'tierBased': False,
                      'percentage': True,
                      'maker': self.parse_number('0.001'),
                      'taker': self.parse_number('0.001'),
                  },
                  'funding': {
                      'tierBased': False,
                      'percentage': True,
                      'deposit': {},
                      'withdraw': {},
                  },
              },
              'commonCurrencies': {
                  'BKC': 'Bank Coin',
                  'CAPP': 'Crypto Application Token',
                  'CREDIT': 'TerraCredit',
                  'CTC': 'Culture Ticket Chain',
                  'EWT': 'EcoWatt Token',
                  'IQ': 'IQ.Cash',
                  'MIR': 'MIR COIN',
                  'NOIA': 'METANOIA',
                  'TON': 'To The Moon',
              },
              'exceptions': {
                  '1000': OrderNotFound,  # {"code":"1000","success":false,"time":1643047898676,"message":"The order does not exist or the status is wrong"}
                  '1003': BadSymbol,  # {"success":false,"code":"1003","message":"Param Invalid:param invalid -symbol:symbol error"}
                  '1013': AuthenticationError,
                  '1016': AuthenticationError,
                  '1017': PermissionDenied,  # {"code":"1017","success":false,"time":1602670594367,"message":"IP not allow"}
                  '1019': BadSymbol,  # {"code":"1019","success":false,"time":1607087743778,"message":"Symbol Invalid"}
                  '3002': InsufficientFunds,
                  '4002': InvalidOrder,  # {"success":false,"code":"4002","message":"Price unreasonable"}
                  '4003': InvalidOrder,  # {"success":false,"code":"4003","message":"amount too small"}
                  '4004': OrderNotFound,
                  '10204': DDoSProtection,
              },
          })
  
      async def fetch_markets(self, params={}):
          """
          retrieves data on all markets for bitforex
          :param dict params: extra parameters specific to the exchange api endpoint
          :returns [dict]: an array of objects representing market data
          """
          response = await self.publicGetApiV1MarketSymbols(params)
          #
          #    {
          #        "data": [
          #            {
          #                "amountPrecision":4,
          #                "minOrderAmount":3.0E-4,
          #                "pricePrecision":2,
          #                "symbol":"coin-usdt-btc"
          #            },
          #            ...
          #        ]
          #    }
          #
          data = response['data']
          result = []
          for i in range(0, len(data)):
              market = data[i]
              id = self.safe_string(market, 'symbol')
              symbolParts = id.split('-')
              baseId = symbolParts[2]
              quoteId = symbolParts[1]
              base = self.safe_currency_code(baseId)
              quote = self.safe_currency_code(quoteId)
              result.append({
                  'id': id,
                  'symbol': base + '/' + quote,
                  'base': base,
                  'quote': quote,
                  'settle': None,
                  'baseId': baseId,
                  'quoteId': quoteId,
                  'settleId': None,
                  'type': 'spot',
                  'spot': True,
                  'margin': False,
                  'swap': False,
                  'future': False,
                  'option': False,
                  'active': True,
                  'contract': False,
                  'linear': None,
                  'inverse': None,
                  'contractSize': None,
                  'expiry': None,
                  'expiryDateTime': None,
                  'strike': None,
                  'optionType': None,
                  'precision': {
                      'amount': self.safe_integer(market, 'amountPrecision'),
                      'price': self.safe_integer(market, 'pricePrecision'),
                  },
                  'limits': {
                      'leverage': {
                          'min': None,
                          'max': None,
                      },
                      'amount': {
                          'min': self.safe_number(market, 'minOrderAmount'),
                          'max': None,
                      },
                      'price': {
                          'min': None,
                          'max': None,
                      },
                      'cost': {
                          'min': None,
                          'max': None,
                      },
                  },
                  'info': market,
              })
          return result
  
      def parse_trade(self, trade, market=None):
          #
          # fetchTrades(public) v1
          #
          #      {
          #          "price":57594.53,
          #          "amount":0.3172,
          #          "time":1637329685322,
          #          "direction":1,
          #          "tid":"1131019666"
          #      }
          #
          #      {
          #          "price":57591.33,
          #          "amount":0.002,
          #          "time":1637329685322,
          #          "direction":1,
          #          "tid":"1131019639"
          #      }
          #
          market = self.safe_market(None, market)
          timestamp = self.safe_integer(trade, 'time')
          id = self.safe_string(trade, 'tid')
          orderId = None
          priceString = self.safe_string(trade, 'price')
          amountString = self.safe_string(trade, 'amount')
          sideId = self.safe_integer(trade, 'direction')
          side = self.parse_side(sideId)
          return self.safe_trade({
              'info': trade,
              'id': id,
              'timestamp': timestamp,
              'datetime': self.iso8601(timestamp),
              'symbol': market['symbol'],
              'type': None,
              'side': side,
              'price': priceString,
              'amount': amountString,
              'cost': None,
              'order': orderId,
              'fee': None,
              'takerOrMaker': None,
          }, market)
  
      async def fetch_trades(self, symbol, since=None, limit=None, params={}):
          """
          get the list of most recent trades for a particular symbol
          :param str symbol: unified symbol of the market to fetch trades for
          :param int|None since: timestamp in ms of the earliest trade to fetch
          :param int|None limit: the maximum amount of trades to fetch
          :param dict params: extra parameters specific to the bitforex api endpoint
          :returns [dict]: a list of `trade structures <https://docs.ccxt.com/en/latest/manual.html?#public-trades>`
          """
          await self.load_markets()
          request = {
              'symbol': self.market_id(symbol),
          }
          if limit is not None:
              request['size'] = limit
          market = self.market(symbol)
          response = await self.publicGetApiV1MarketTrades(self.extend(request, params))
          #
          # {
          #  "data":
          #      [
          #          {
          #              "price":57594.53,
          #              "amount":0.3172,
          #              "time":1637329685322,
          #              "direction":1,
          #              "tid":"1131019666"
          #          }
          #      ],
          #  "success": True,
          #  "time": 1637329688475
          # }
          #
          return self.parse_trades(response['data'], market, since, limit)
  
      def parse_balance(self, response):
          data = response['data']
          result = {'info': response}
          for i in range(0, len(data)):
              balance = data[i]
              currencyId = self.safe_string(balance, 'currency')
              code = self.safe_currency_code(currencyId)
              account = self.account()
              account['used'] = self.safe_string(balance, 'frozen')
              account['free'] = self.safe_string(balance, 'active')
              account['total'] = self.safe_string(balance, 'fix')
              result[code] = account
          return self.safe_balance(result)
  
      async def fetch_balance(self, params={}):
          """
          query for balance and get the amount of funds available for trading or funds locked in orders
          :param dict params: extra parameters specific to the bitforex api endpoint
          :returns dict: a `balance structure <https://docs.ccxt.com/en/latest/manual.html?#balance-structure>`
          """
          await self.load_markets()
          response = await self.privatePostApiV1FundAllAccount(params)
          return self.parse_balance(response)
  
      def parse_ticker(self, ticker, market=None):
          #
          #     {
          #         "buy":7.04E-7,
          #         "date":1643371198598,
          #         "high":7.48E-7,
          #         "last":7.28E-7,
          #         "low":7.10E-7,
          #         "sell":7.54E-7,
          #         "vol":9877287.2874
          #     }
          #
          symbol = self.safe_symbol(None, market)
          timestamp = self.safe_integer(ticker, 'date')
          return self.safe_ticker({
              'symbol': symbol,
              'timestamp': timestamp,
              'datetime': self.iso8601(timestamp),
              'high': self.safe_string(ticker, 'high'),
              'low': self.safe_string(ticker, 'low'),
              'bid': self.safe_string(ticker, 'buy'),
              'bidVolume': None,
              'ask': self.safe_string(ticker, 'sell'),
              'askVolume': None,
              'vwap': None,
              'open': None,
              'close': self.safe_string(ticker, 'last'),
              'last': self.safe_string(ticker, 'last'),
              'previousClose': None,
              'change': None,
              'percentage': None,
              'average': None,
              'baseVolume': self.safe_string(ticker, 'vol'),
              'quoteVolume': None,
              'info': ticker,
          }, market)
  
      async def fetch_ticker(self, symbol, params={}):
          """
          fetches a price ticker, a statistical calculation with the information calculated over the past 24 hours for a specific market
          :param str symbol: unified symbol of the market to fetch the ticker for
          :param dict params: extra parameters specific to the bitforex api endpoint
          :returns dict: a `ticker structure <https://docs.ccxt.com/en/latest/manual.html#ticker-structure>`
          """
          await self.load_markets()
          market = self.markets[symbol]
          request = {
              'symbol': market['id'],
          }
          response = await self.publicGetApiV1MarketTickerAll(self.extend(request, params))
          ticker = self.safe_value(response, 'data')
          #
          #     {
          #         "data":{
          #             "buy":37082.83,
          #             "date":1643388686660,
          #             "high":37487.83,
          #             "last":37086.79,
          #             "low":35544.44,
          #             "sell":37090.52,
          #             "vol":690.9776
          #         },
          #         "success":true,
          #         "time":1643388686660
          #     }
          #
          return self.parse_ticker(ticker, market)
  
      def parse_ohlcv(self, ohlcv, market=None):
          #
          #     {
          #         "close":0.02505143,
          #         "currencyVol":0,
          #         "high":0.02506422,
          #         "low":0.02505143,
          #         "open":0.02506095,
          #         "time":1591508940000,
          #         "vol":51.1869
          #     }
          #
          return [
              self.safe_integer(ohlcv, 'time'),
              self.safe_number(ohlcv, 'open'),
              self.safe_number(ohlcv, 'high'),
              self.safe_number(ohlcv, 'low'),
              self.safe_number(ohlcv, 'close'),
              self.safe_number(ohlcv, 'vol'),
          ]
  
      async def fetch_ohlcv(self, symbol, timeframe='1m', since=None, limit=None, params={}):
          """
          fetches historical candlestick data containing the open, high, low, and close price, and the volume of a market
          :param str symbol: unified symbol of the market to fetch OHLCV data for
          :param str timeframe: the length of time each candle represents
          :param int|None since: timestamp in ms of the earliest candle to fetch
          :param int|None limit: the maximum amount of candles to fetch
          :param dict params: extra parameters specific to the bitforex api endpoint
          :returns [[int]]: A list of candles ordered as timestamp, open, high, low, close, volume
          """
          await self.load_markets()
          market = self.market(symbol)
          request = {
              'symbol': market['id'],
              'ktype': self.timeframes[timeframe],
          }
          if limit is not None:
              request['size'] = limit  # default 1, max 600
          response = await self.publicGetApiV1MarketKline(self.extend(request, params))
          #
          #     {
          #         "data":[
          #             {"close":0.02505143,"currencyVol":0,"high":0.02506422,"low":0.02505143,"open":0.02506095,"time":1591508940000,"vol":51.1869},
          #             {"close":0.02503914,"currencyVol":0,"high":0.02506687,"low":0.02503914,"open":0.02505358,"time":1591509000000,"vol":9.1082},
          #             {"close":0.02505172,"currencyVol":0,"high":0.02507466,"low":0.02503895,"open":0.02506371,"time":1591509060000,"vol":63.7431},
          #         ],
          #         "success":true,
          #         "time":1591509427131
          #     }
          #
          data = self.safe_value(response, 'data', [])
          return self.parse_ohlcvs(data, market, timeframe, since, limit)
  
      async def fetch_order_book(self, symbol, limit=None, params={}):
          """
          fetches information on open orders with bid(buy) and ask(sell) prices, volumes and other data
          :param str symbol: unified symbol of the market to fetch the order book for
          :param int|None limit: the maximum amount of order book entries to return
          :param dict params: extra parameters specific to the bitforex api endpoint
          :returns dict: A dictionary of `order book structures <https://docs.ccxt.com/en/latest/manual.html#order-book-structure>` indexed by market symbols
          """
          await self.load_markets()
          marketId = self.market_id(symbol)
          request = {
              'symbol': marketId,
          }
          if limit is not None:
              request['size'] = limit
          response = await self.publicGetApiV1MarketDepthAll(self.extend(request, params))
          data = self.safe_value(response, 'data')
          timestamp = self.safe_integer(response, 'time')
          return self.parse_order_book(data, symbol, timestamp, 'bids', 'asks', 'price', 'amount')
  
      def parse_order_status(self, status):
          statuses = {
              '0': 'open',
              '1': 'open',
              '2': 'closed',
              '3': 'canceled',
              '4': 'canceled',
          }
          return statuses[status] if (status in statuses) else status
  
      def parse_side(self, sideId):
          if sideId == 1:
              return 'buy'
          elif sideId == 2:
              return 'sell'
          else:
              return None
  
      def parse_order(self, order, market=None):
          id = self.safe_string(order, 'orderId')
          timestamp = self.safe_number(order, 'createTime')
          lastTradeTimestamp = self.safe_number(order, 'lastTime')
          symbol = market['symbol']
          sideId = self.safe_integer(order, 'tradeType')
          side = self.parse_side(sideId)
          type = None
          price = self.safe_string(order, 'orderPrice')
          average = self.safe_string(order, 'avgPrice')
          amount = self.safe_string(order, 'orderAmount')
          filled = self.safe_string(order, 'dealAmount')
          status = self.parse_order_status(self.safe_string(order, 'orderState'))
          feeSide = 'base' if (side == 'buy') else 'quote'
          feeCurrency = market[feeSide]
          fee = {
              'cost': self.safe_number(order, 'tradeFee'),
              'currency': feeCurrency,
          }
          return self.safe_order({
              'info': order,
              'id': id,
              'clientOrderId': None,
              'timestamp': timestamp,
              'datetime': self.iso8601(timestamp),
              'lastTradeTimestamp': lastTradeTimestamp,
              'symbol': symbol,
              'type': type,
              'timeInForce': None,
              'postOnly': None,
              'side': side,
              'price': price,
              'stopPrice': None,
              'cost': None,
              'average': average,
              'amount': amount,
              'filled': filled,
              'remaining': None,
              'status': status,
              'fee': fee,
              'trades': None,
          }, market)
  
      async def fetch_order(self, id, symbol=None, params={}):
          await self.load_markets()
          market = self.market(symbol)
          request = {
              'symbol': self.market_id(symbol),
              'orderId': id,
          }
          response = await self.privatePostApiV1TradeOrderInfo(self.extend(request, params))
          order = self.parse_order(response['data'], market)
          return order
  
      async def fetch_open_orders(self, symbol=None, since=None, limit=None, params={}):
          await self.load_markets()
          market = self.market(symbol)
          request = {
              'symbol': self.market_id(symbol),
              'state': 0,
          }
          response = await self.privatePostApiV1TradeOrderInfos(self.extend(request, params))
          return self.parse_orders(response['data'], market, since, limit)
  
      async def fetch_closed_orders(self, symbol=None, since=None, limit=None, params={}):
          await self.load_markets()
          market = self.market(symbol)
          request = {
              'symbol': self.market_id(symbol),
              'state': 1,
          }
          response = await self.privatePostApiV1TradeOrderInfos(self.extend(request, params))
          return self.parse_orders(response['data'], market, since, limit)
  
      async def create_order(self, symbol, type, side, amount, price=None, params={}):
          """
          create a trade order
          :param str symbol: unified symbol of the market to create an order in
          :param str type: 'market' or 'limit'
          :param str side: 'buy' or 'sell'
          :param float amount: how much of currency you want to trade in units of base currency
          :param float price: the price at which the order is to be fullfilled, in units of the quote currency, ignored in market orders
          :param dict params: extra parameters specific to the bitforex api endpoint
          :returns dict: an `order structure <https://docs.ccxt.com/en/latest/manual.html#order-structure>`
          """
          await self.load_markets()
          sideId = None
          if side == 'buy':
              sideId = 1
          elif side == 'sell':
              sideId = 2
          request = {
              'symbol': self.market_id(symbol),
              'price': price,
              'amount': amount,
              'tradeType': sideId,
          }
          response = await self.privatePostApiV1TradePlaceOrder(self.extend(request, params))
          data = response['data']
          return {
              'info': response,
              'id': self.safe_string(data, 'orderId'),
          }
  
      async def cancel_order(self, id, symbol=None, params={}):
          await self.load_markets()
          request = {
              'orderId': id,
          }
          if symbol is not None:
              request['symbol'] = self.market_id(symbol)
          results = await self.privatePostApiV1TradeCancelOrder(self.extend(request, params))
          success = results['success']
          returnVal = {'info': results, 'success': success}
          return returnVal
  
      def sign(self, path, api='public', method='GET', params={}, headers=None, body=None):
          url = self.urls['api'] + '/' + self.implode_params(path, params)
          query = self.omit(params, self.extract_params(path))
          if api == 'public':
              if query:
                  url += '?' + self.urlencode(query)
          else:
              self.check_required_credentials()
              payload = self.urlencode({'accessKey': self.apiKey})
              query['nonce'] = self.milliseconds()
              if query:
                  payload += '&' + self.urlencode(self.keysort(query))
              # message = '/' + 'api/' + self.version + '/' + path + '?' + payload
              message = '/' + path + '?' + payload
              signature = self.hmac(self.encode(message), self.encode(self.secret))
              body = payload + '&signData=' + signature
              headers = {
                  'Content-Type': 'application/x-www-form-urlencoded',
              }
          return {'url': url, 'method': method, 'body': body, 'headers': headers}
  
      def handle_errors(self, code, reason, url, method, headers, body, response, requestHeaders, requestBody):
          if not isinstance(body, str):
              return  # fallback to default error handler
          if (body[0] == '{') or (body[0] == '['):
              feedback = self.id + ' ' + body
              success = self.safe_value(response, 'success')
              if success is not None:
                  if not success:
                      code = self.safe_string(response, 'code')
                      self.throw_exactly_matched_exception(self.exceptions, code, feedback)
                      raise ExchangeError(feedback)
  