# -*- 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
import hashlib
from ccxt.base.errors import ExchangeError
from ccxt.base.errors import AuthenticationError
from ccxt.base.errors import PermissionDenied
from ccxt.base.errors import AccountSuspended
from ccxt.base.errors import ArgumentsRequired
from ccxt.base.errors import BadRequest
from ccxt.base.errors import InsufficientFunds
from ccxt.base.errors import RateLimitExceeded
from ccxt.base.errors import ExchangeNotAvailable
from ccxt.base.errors import InvalidNonce
from ccxt.base.decimal_to_precision import TICK_SIZE


class latoken(Exchange):

    def describe(self):
        return self.deep_extend(super(latoken, self).describe(), {
            'id': 'latoken',
            'name': 'Latoken',
            'countries': ['KY'],  # Cayman Islands
            'version': 'v2',
            'rateLimit': 1000,
            'has': {
                'cancelAllOrders': True,
                'cancelOrder': True,
                'createOrder': True,
                'fetchBalance': True,
                'fetchCurrencies': True,
                'fetchMarkets': True,
                'fetchMyTrades': True,
                'fetchOpenOrders': True,
                'fetchOrderBook': True,
                'fetchOrder': True,
                'fetchOrders': True,
                'fetchTicker': True,
                'fetchTickers': True,
                'fetchTime': True,
                'fetchTrades': True,
                'fetchTransactions': True,
            },
            'urls': {
                'logo': 'https://user-images.githubusercontent.com/1294454/61511972-24c39f00-aa01-11e9-9f7c-471f1d6e5214.jpg',
                'api': 'https://api.latoken.com',
                'www': 'https://latoken.com',
                'doc': [
                    'https://api.latoken.com',
                ],
                'fees': 'https://latoken.com/fees',
                'referral': 'https://latoken.com/invite?r=mvgp2djk',
            },
            'api': {
                'public': {
                    'get': {
                        'book/{currency}/{quote}': 1,
                        'chart/week': 1,
                        'chart/week/{currency}/{quote}': 1,
                        'currency': 1,
                        'currency/available': 1,
                        'currency/quotes': 1,
                        'currency/{currency}': 1,
                        'pair': 1,
                        'pair/available': 1,
                        'ticker': 1,
                        'ticker/{base}/{quote}': 1,
                        'time': 1,
                        'trade/history/{currency}/{quote}': 1,
                        'trade/fee/{currency}/{quote}': 1,
                        'trade/feeLevels': 1,
                        'transaction/bindings': 1,
                    },
                },
                'private': {
                    'get': {
                        'auth/account': 1,
                        'auth/account/currency/{currency}/{type}': 1,
                        'auth/order': 1,
                        'auth/order/getOrder/{id}': 1,
                        'auth/order/pair/{currency}/{quote}': 1,
                        'auth/order/pair/{currency}/{quote}/active': 1,
                        'auth/stopOrder': 1,
                        'auth/stopOrder/getOrder/{id}': 1,
                        'auth/stopOrder/pair/{currency}/{quote}': 1,
                        'auth/stopOrder/pair/{currency}/{quote}/active': 1,
                        'auth/trade': 1,
                        'auth/trade/pair/{currency}/{quote}': 1,
                        'auth/trade/fee/{currency}/{quote}': 1,
                        'auth/transaction': 1,
                        'auth/transaction/bindings': 1,
                        'auth/transaction/bindings/{currency}': 1,
                        'auth/transaction/{id}': 1,
                        'auth/transfer': 1,
                    },
                    'post': {
                        'auth/order/cancel': 1,
                        'auth/order/cancelAll': 1,
                        'auth/order/cancelAll/{currency}/{quote}': 1,
                        'auth/order/place': 1,
                        'auth/spot/deposit': 1,
                        'auth/spot/withdraw': 1,
                        'auth/stopOrder/cancel': 1,
                        'auth/stopOrder/cancelAll': 1,
                        'auth/stopOrder/cancelAll/{currency}/{quote}': 1,
                        'auth/stopOrder/place': 1,
                        'auth/transaction/depositAddress': 1,
                        'auth/transaction/withdraw': 1,
                        'auth/transaction/withdraw/cancel': 1,
                        'auth/transaction/withdraw/confirm': 1,
                        'auth/transaction/withdraw/resendCode': 1,
                        'auth/transfer/email': 1,
                        'auth/transfer/id': 1,
                        'auth/transfer/phone': 1,
                    },
                },
            },
            'precisionMode': TICK_SIZE,
            'fees': {
                'trading': {
                    'feeSide': 'get',
                    'tierBased': False,
                    'percentage': True,
                    'maker': self.parse_number('0.0049'),
                    'taker': self.parse_number('0.0049'),
                },
            },
            'commonCurrencies': {
                'MT': 'Monarch',
                'TPAY': 'Tetra Pay',
                'TRADE': 'Smart Trade Coin',
                'TSL': 'Treasure SL',
            },
            'exceptions': {
                'exact': {
                    'INTERNAL_ERROR': ExchangeError,  # internal server error. You can contact our support to solve self problem. {"message":"Internal Server Error","error":"INTERNAL_ERROR","status":"FAILURE"}
                    'SERVICE_UNAVAILABLE': ExchangeNotAvailable,  # requested information currently not available. You can contact our support to solve self problem or retry later.
                    'NOT_AUTHORIZED': AuthenticationError,  # user's query not authorized. Check if you are logged in.
                    'FORBIDDEN': PermissionDenied,  # you don't have enough access rights.
                    'BAD_REQUEST': BadRequest,  # some bad request, for example bad fields values or something else. Read response message for more information.
                    'NOT_FOUND': ExchangeError,  # entity not found. Read message for more information.
                    'ACCESS_DENIED': PermissionDenied,  # access is denied. Probably you don't have enough access rights, you contact our support.
                    'REQUEST_REJECTED': ExchangeError,  # user's request rejected for some reasons. Check error message.
                    'HTTP_MEDIA_TYPE_NOT_SUPPORTED': BadRequest,  # http media type not supported.
                    'MEDIA_TYPE_NOT_ACCEPTABLE': BadRequest,  # media type not acceptable
                    'METHOD_ARGUMENT_NOT_VALID': BadRequest,  # one of method argument is invalid. Check argument types and error message for more information.
                    'VALIDATION_ERROR': BadRequest,  # check errors field to get reasons.
                    'ACCOUNT_EXPIRED': AccountSuspended,  # restore your account or create a new one.
                    'BAD_CREDENTIALS': AuthenticationError,  # invalid username or password.
                    'COOKIE_THEFT': AuthenticationError,  # cookie has been stolen. Let's try reset your cookies.
                    'CREDENTIALS_EXPIRED': AccountSuspended,  # credentials expired.
                    'INSUFFICIENT_AUTHENTICATION': AuthenticationError,  # for example, 2FA required.
                    'UNKNOWN_LOCATION': AuthenticationError,  # user logged from unusual location, email confirmation required.
                    'TOO_MANY_REQUESTS': RateLimitExceeded,  # too many requests at the time. A response header X-Rate-Limit-Remaining indicates the number of allowed request per a period.
                    'INSUFFICIENT_FUNDS': InsufficientFunds,  # {"message":"not enough balance on the spot account for currency(USDT), need(20.000)","error":"INSUFFICIENT_FUNDS","status":"FAILURE"}
                },
                'broad': {
                    'invalid API key, signature or digest': AuthenticationError,  # {"result":false,"message":"invalid API key, signature or digest","error":"BAD_REQUEST","status":"FAILURE"}
                    'request expired or bad': InvalidNonce,  # {"result":false,"message":"request expired or bad <timeAlive>/<timestamp> format","error":"BAD_REQUEST","status":"FAILURE"}
                    'For input string': BadRequest,  # {"result":false,"message":"Internal error","error":"For input string: \"NaN\"","status":"FAILURE"}
                },
            },
            'options': {
                'defaultType': 'spot',
                'types': {
                    'wallet': 'ACCOUNT_TYPE_WALLET',
                    'spot': 'ACCOUNT_TYPE_SPOT',
                },
                'accounts': {
                    'ACCOUNT_TYPE_WALLET': 'wallet',
                    'ACCOUNT_TYPE_SPOT': 'spot',
                },
            },
        })

    def nonce(self):
        return self.milliseconds() - self.options['timeDifference']

    async def fetch_time(self, params={}):
        response = await self.publicGetTime(params)
        #
        #     {
        #         "serverTime": 1570615577321
        #     }
        #
        return self.safe_integer(response, 'serverTime')

    async def fetch_markets(self, params={}):
        currencies = await self.fetch_currencies_from_cache(params)
        #
        #     [
        #         {
        #             "id":"1a075819-9e0b-48fc-8784-4dab1d186d6d",
        #             "status":"CURRENCY_STATUS_ACTIVE",
        #             "type":"CURRENCY_TYPE_ALTERNATIVE",  # CURRENCY_TYPE_CRYPTO, CURRENCY_TYPE_IEO
        #             "name":"MyCryptoBank",
        #             "tag":"MCB",
        #             "description":"",
        #             "logo":"",
        #             "decimals":18,
        #             "created":1572912000000,
        #             "tier":1,
        #             "assetClass":"ASSET_CLASS_UNKNOWN",
        #             "minTransferAmount":0
        #         },
        #         {
        #             "id":"db02758e-2507-46a5-a805-7bc60355b3eb",
        #             "status":"CURRENCY_STATUS_ACTIVE",
        #             "type":"CURRENCY_TYPE_FUTURES_CONTRACT",
        #             "name":"BTC USDT Futures Contract",
        #             "tag":"BTCUSDT",
        #             "description":"",
        #             "logo":"",
        #             "decimals":8,
        #             "created":1589459984395,
        #             "tier":1,
        #             "assetClass":"ASSET_CLASS_UNKNOWN",
        #             "minTransferAmount":0
        #         },
        #     ]
        #
        response = await self.publicGetPair(params)
        #
        #     [
        #         {
        #             "id":"dba4289b-6b46-4d94-bf55-49eec9a163ad",
        #             "status":"PAIR_STATUS_ACTIVE",  # CURRENCY_STATUS_INACTIVE
        #             "baseCurrency":"fb9b53d6-bbf6-472f-b6ba-73cc0d606c9b",
        #             "quoteCurrency":"620f2019-33c0-423b-8a9d-cde4d7f8ef7f",
        #             "priceTick":"0.000000100000000000",
        #             "priceDecimals":7,
        #             "quantityTick":"0.010000000",
        #             "quantityDecimals":2,
        #             "costDisplayDecimals":7,
        #             "created":1572957210501,
        #             "minOrderQuantity":"0",
        #             "maxOrderCostUsd":"999999999999999999",
        #             "minOrderCostUsd":"0",
        #             "externalSymbol":""
        #         }
        #     ]
        #
        if self.safe_value(self.options, 'adjustForTimeDifference', True):
            await self.load_time_difference()
        currenciesById = self.index_by(currencies, 'id')
        result = []
        for i in range(0, len(response)):
            market = response[i]
            id = self.safe_string(market, 'id')
            # the exchange shows them inverted
            baseId = self.safe_string(market, 'baseCurrency')
            quoteId = self.safe_string(market, 'quoteCurrency')
            baseCurrency = self.safe_value(currenciesById, baseId)
            quoteCurrency = self.safe_value(currenciesById, quoteId)
            if baseCurrency is not None and quoteCurrency is not None:
                base = self.safe_currency_code(self.safe_string(baseCurrency, 'tag'))
                quote = self.safe_currency_code(self.safe_string(quoteCurrency, 'tag'))
                symbol = base + '/' + quote
                precision = {
                    'price': self.safe_number(market, 'priceTick'),
                    'amount': self.safe_number(market, 'quantityTick'),
                }
                lowercaseQuote = quote.lower()
                capitalizedQuote = self.capitalize(lowercaseQuote)
                limits = {
                    'amount': {
                        'min': self.safe_number(market, 'minOrderQuantity'),
                        'max': None,
                    },
                    'price': {
                        'min': None,
                        'max': None,
                    },
                    'cost': {
                        'min': self.safe_number(market, 'minOrderCost' + capitalizedQuote),
                        'max': self.safe_number(market, 'maxOrderCost' + capitalizedQuote),
                    },
                }
                status = self.safe_string(market, 'status')
                active = (status == 'PAIR_STATUS_ACTIVE')
                result.append({
                    'id': id,
                    'info': market,
                    'symbol': symbol,
                    'base': base,
                    'quote': quote,
                    'baseId': baseId,
                    'quoteId': quoteId,
                    'type': 'spot',
                    'spot': True,
                    'active': active,  # assuming True
                    'precision': precision,
                    'limits': limits,
                })
        return result

    async def fetch_currencies_from_cache(self, params={}):
        # self method is now redundant
        # currencies are now fetched before markets
        options = self.safe_value(self.options, 'fetchCurrencies', {})
        timestamp = self.safe_integer(options, 'timestamp')
        expires = self.safe_integer(options, 'expires', 1000)
        now = self.milliseconds()
        if (timestamp is None) or ((now - timestamp) > expires):
            response = await self.publicGetCurrency(params)
            self.options['fetchCurrencies'] = self.extend(options, {
                'response': response,
                'timestamp': now,
            })
        return self.safe_value(self.options['fetchCurrencies'], 'response')

    async def fetch_currencies(self, params={}):
        response = await self.fetch_currencies_from_cache(params)
        #
        #     [
        #         {
        #             "id":"1a075819-9e0b-48fc-8784-4dab1d186d6d",
        #             "status":"CURRENCY_STATUS_ACTIVE",
        #             "type":"CURRENCY_TYPE_ALTERNATIVE",  # CURRENCY_TYPE_CRYPTO, CURRENCY_TYPE_IEO
        #             "name":"MyCryptoBank",
        #             "tag":"MCB",
        #             "description":"",
        #             "logo":"",
        #             "decimals":18,
        #             "created":1572912000000,
        #             "tier":1,
        #             "assetClass":"ASSET_CLASS_UNKNOWN",
        #             "minTransferAmount":0
        #         },
        #         {
        #             "id":"db02758e-2507-46a5-a805-7bc60355b3eb",
        #             "status":"CURRENCY_STATUS_ACTIVE",
        #             "type":"CURRENCY_TYPE_FUTURES_CONTRACT",
        #             "name":"BTC USDT Futures Contract",
        #             "tag":"BTCUSDT",
        #             "description":"",
        #             "logo":"",
        #             "decimals":8,
        #             "created":1589459984395,
        #             "tier":1,
        #             "assetClass":"ASSET_CLASS_UNKNOWN",
        #             "minTransferAmount":0
        #         },
        #     ]
        #
        result = {}
        for i in range(0, len(response)):
            currency = response[i]
            id = self.safe_string(currency, 'id')
            tag = self.safe_string(currency, 'tag')
            code = self.safe_currency_code(tag)
            decimals = self.safe_string(currency, 'decimals')
            precision = self.parse_number('1e-' + decimals)
            fee = self.safe_number(currency, 'fee')
            currencyType = self.safe_string(currency, 'type')
            parts = currencyType.split('_')
            numParts = len(parts)
            lastPart = self.safe_value(parts, numParts - 1)
            type = lastPart.lower()
            status = self.safe_string(currency, 'status')
            active = (status == 'CURRENCY_STATUS_ACTIVE')
            name = self.safe_string(currency, 'name')
            result[code] = {
                'id': id,
                'code': code,
                'info': currency,
                'name': name,
                'type': type,
                'active': active,
                'fee': fee,
                'precision': precision,
                'limits': {
                    'amount': {
                        'min': self.safe_number(currency, 'minTransferAmount'),
                        'max': None,
                    },
                    'withdraw': {
                        'min': None,
                        'max': None,
                    },
                },
            }
        return result

    async def fetch_balance(self, params={}):
        await self.load_markets()
        response = await self.privateGetAuthAccount(params)
        #
        #     [
        #         {
        #             id: "e5852e02-8711-431c-9749-a6f5503c6dbe",
        #             status: "ACCOUNT_STATUS_ACTIVE",
        #             type: "ACCOUNT_TYPE_WALLET",
        #             timestamp: "1635920106506",
        #             currency: "0c3a106d-bde3-4c13-a26e-3fd2394529e5",
        #             available: "100.000000",
        #             blocked: "0.000000"
        #         },
        #         {
        #             id: "369df204-acbc-467e-a25e-b16e3cc09cf6",
        #             status: "ACCOUNT_STATUS_ACTIVE",
        #             type: "ACCOUNT_TYPE_SPOT",
        #             timestamp: "1635920106504",
        #             currency: "0c3a106d-bde3-4c13-a26e-3fd2394529e5",
        #             available: "100.000000",
        #             blocked: "0.000000"
        #         }
        #     ]
        #
        result = {
            'info': response,
            'timestamp': None,
            'datetime': None,
        }
        maxTimestamp = None
        defaultType = self.safe_string_2(self.options, 'fetchBalance', 'defaultType', 'spot')
        type = self.safe_string(params, 'type', defaultType)
        types = self.safe_value(self.options, 'types', {})
        accountType = self.safe_string(types, type, type)
        balancesByType = self.group_by(response, 'type')
        balances = self.safe_value(balancesByType, accountType, [])
        for i in range(0, len(balances)):
            balance = balances[i]
            currencyId = self.safe_string(balance, 'currency')
            timestamp = self.safe_integer(balance, 'timestamp')
            if timestamp is not None:
                if maxTimestamp is None:
                    maxTimestamp = timestamp
                else:
                    maxTimestamp = max(maxTimestamp, timestamp)
            code = self.safe_currency_code(currencyId)
            account = self.account()
            account['free'] = self.safe_string(balance, 'available')
            account['used'] = self.safe_string(balance, 'blocked')
            result[code] = account
        result['timestamp'] = maxTimestamp
        result['datetime'] = self.iso8601(maxTimestamp)
        return self.safe_balance(result)

    async def fetch_order_book(self, symbol, limit=None, params={}):
        await self.load_markets()
        market = self.market(symbol)
        request = {
            'currency': market['baseId'],
            'quote': market['quoteId'],
        }
        if limit is not None:
            request['limit'] = limit  # max 1000
        response = await self.publicGetBookCurrencyQuote(self.extend(request, params))
        #
        #     {
        #         "ask":[
        #             {"price":"4428.76","quantity":"0.08136","cost":"360.3239136","accumulated":"360.3239136"},
        #             {"price":"4429.77","quantity":"1.11786","cost":"4951.8626922","accumulated":"5312.1866058"},
        #             {"price":"4430.94","quantity":"1.78418","cost":"7905.5945292","accumulated":"13217.781135"},
        #         ],
        #         "bid":[
        #             {"price":"4428.43","quantity":"0.13675","cost":"605.5878025","accumulated":"605.5878025"},
        #             {"price":"4428.19","quantity":"0.03619","cost":"160.2561961","accumulated":"765.8439986"},
        #             {"price":"4428.15","quantity":"0.02926","cost":"129.567669","accumulated":"895.4116676"},
        #         ],
        #         "totalAsk":"53.14814",
        #         "totalBid":"112216.9029791"
        #     }
        #
        return self.parse_order_book(response, symbol, None, 'bid', 'ask', 'price', 'quantity')

    def parse_ticker(self, ticker, market=None):
        #
        #     {
        #         "symbol":"620f2019-33c0-423b-8a9d-cde4d7f8ef7f/0c3a106d-bde3-4c13-a26e-3fd2394529e5",
        #         "baseCurrency":"620f2019-33c0-423b-8a9d-cde4d7f8ef7f",
        #         "quoteCurrency":"0c3a106d-bde3-4c13-a26e-3fd2394529e5",
        #         "volume24h":"76411867.852585600000000000",
        #         "volume7d":"637809926.759451100000000000",
        #         "change24h":"2.5300",
        #         "change7d":"5.1300",
        #         "lastPrice":"4426.9"
        #     }
        #
        marketId = self.safe_string(ticker, 'symbol')
        symbol = self.safe_symbol(marketId, market)
        last = self.safe_number(ticker, 'lastPrice')
        change = self.safe_number(ticker, 'change24h')
        timestamp = self.nonce()
        return self.safe_ticker({
            'symbol': symbol,
            'timestamp': timestamp,
            'datetime': self.iso8601(timestamp),
            'low': self.safe_number(ticker, 'low'),
            'high': self.safe_number(ticker, 'high'),
            'bid': None,
            'bidVolume': None,
            'ask': None,
            'askVolume': None,
            'vwap': None,
            'open': None,
            'close': last,
            'last': last,
            'previousClose': None,
            'change': change,
            'percentage': None,
            'average': None,
            'baseVolume': None,
            'quoteVolume': self.safe_number(ticker, 'volume24h'),
            'info': ticker,
        })

    async def fetch_ticker(self, symbol, params={}):
        await self.load_markets()
        market = self.market(symbol)
        request = {
            'base': market['baseId'],
            'quote': market['quoteId'],
        }
        response = await self.publicGetTickerBaseQuote(self.extend(request, params))
        #
        #     {
        #         "symbol":"620f2019-33c0-423b-8a9d-cde4d7f8ef7f/0c3a106d-bde3-4c13-a26e-3fd2394529e5",
        #         "baseCurrency":"620f2019-33c0-423b-8a9d-cde4d7f8ef7f",
        #         "quoteCurrency":"0c3a106d-bde3-4c13-a26e-3fd2394529e5",
        #         "volume24h":"76411867.852585600000000000",
        #         "volume7d":"637809926.759451100000000000",
        #         "change24h":"2.5300",
        #         "change7d":"5.1300",
        #         "lastPrice":"4426.9"
        #     }
        #
        return self.parse_ticker(response, market)

    async def fetch_tickers(self, symbols=None, params={}):
        await self.load_markets()
        response = await self.publicGetTicker(params)
        #
        #     [
        #         {
        #             "symbol":"DASH/BTC",
        #             "baseCurrency":"ed75c263-4ab9-494b-8426-031dab1c7cc1",
        #             "quoteCurrency":"92151d82-df98-4d88-9a4d-284fa9eca49f",
        #             "volume24h":"1.977753278000000000",
        #             "volume7d":"18.964342670000000000",
        #             "change24h":"-1.4800",
        #             "change7d":"-5.5200",
        #             "lastPrice":"0.003066"
        #         },
        #     ]
        #
        return self.parse_tickers(response, symbols)

    def parse_trade(self, trade, market=None):
        #
        # fetchTrades(public)
        #
        #     {
        #         "id":"c152f814-8eeb-44f0-8f3f-e5c568f2ffcf",
        #         "isMakerBuyer":false,
        #         "baseCurrency":"620f2019-33c0-423b-8a9d-cde4d7f8ef7f",
        #         "quoteCurrency":"0c3a106d-bde3-4c13-a26e-3fd2394529e5",
        #         "price":"4435.56",
        #         "quantity":"0.32534",
        #         "cost":"1443.0650904",
        #         "timestamp":1635854642725,
        #         "makerBuyer":false
        #     }
        #
        # fetchMyTrades(private)
        #
        #     {
        #         "id":"02e02533-b4bf-4ba9-9271-24e2108dfbf7",
        #         "isMakerBuyer":false,
        #         "direction":"TRADE_DIRECTION_BUY",
        #         "baseCurrency":"620f2019-33c0-423b-8a9d-cde4d7f8ef7f",
        #         "quoteCurrency":"0c3a106d-bde3-4c13-a26e-3fd2394529e5",
        #         "price":"4564.32",
        #         "quantity":"0.01000",
        #         "cost":"45.6432",
        #         "fee":"0.223651680000000000",
        #         "order":"c9cac6a0-484c-4892-88e7-ad51b39f2ce1",
        #         "timestamp":1635921580399,
        #         "makerBuyer":false
        #     }
        #
        type = None
        timestamp = self.safe_integer(trade, 'timestamp')
        priceString = self.safe_string(trade, 'price')
        amountString = self.safe_string(trade, 'quantity')
        costString = self.safe_string(trade, 'cost')
        makerBuyer = self.safe_value(trade, 'makerBuyer')
        side = self.safe_string(trade, 'direction')
        if side is None:
            side = 'sell' if makerBuyer else 'buy'
        else:
            if side == 'TRADE_DIRECTION_BUY':
                side = 'buy'
            elif side == 'TRADE_DIRECTION_SELL':
                side = 'sell'
        isBuy = (side == 'buy')
        takerOrMaker = 'maker' if (makerBuyer and isBuy) else 'taker'
        baseId = self.safe_string(trade, 'baseCurrency')
        quoteId = self.safe_string(trade, 'quoteCurrency')
        base = self.safe_currency_code(baseId)
        quote = self.safe_currency_code(quoteId)
        symbol = base + '/' + quote
        if symbol in self.markets:
            market = self.market(symbol)
        id = self.safe_string(trade, 'id')
        orderId = self.safe_string(trade, 'order')
        feeCost = self.safe_string(trade, 'fee')
        fee = None
        if feeCost is not None:
            fee = {
                'cost': feeCost,
                'currency': quote,
            }
        return self.safe_trade({
            'info': trade,
            'timestamp': timestamp,
            'datetime': self.iso8601(timestamp),
            'symbol': symbol,
            'id': id,
            'order': orderId,
            'type': type,
            'takerOrMaker': takerOrMaker,
            'side': side,
            'price': priceString,
            'amount': amountString,
            'cost': costString,
            'fee': fee,
        }, market)

    async def fetch_trades(self, symbol, since=None, limit=None, params={}):
        await self.load_markets()
        market = self.market(symbol)
        request = {
            'currency': market['baseId'],
            'quote': market['quoteId'],
            # 'from': str(since),  # milliseconds
            # 'limit': limit,  # default 100, max 1000
        }
        if limit is not None:
            request['limit'] = limit  # default 100, max 1000
        response = await self.publicGetTradeHistoryCurrencyQuote(self.extend(request, params))
        #
        #     [
        #         {"id":"c152f814-8eeb-44f0-8f3f-e5c568f2ffcf","isMakerBuyer":false,"baseCurrency":"620f2019-33c0-423b-8a9d-cde4d7f8ef7f","quoteCurrency":"0c3a106d-bde3-4c13-a26e-3fd2394529e5","price":"4435.56","quantity":"0.32534","cost":"1443.0650904","timestamp":1635854642725,"makerBuyer":false},
        #         {"id":"cfecbefb-3d11-43d7-b9d4-fa16211aad8a","isMakerBuyer":false,"baseCurrency":"620f2019-33c0-423b-8a9d-cde4d7f8ef7f","quoteCurrency":"0c3a106d-bde3-4c13-a26e-3fd2394529e5","price":"4435.13","quantity":"0.26540","cost":"1177.083502","timestamp":1635854641114,"makerBuyer":false},
        #         {"id":"f43d3ec8-db94-49f3-b534-91dbc2779296","isMakerBuyer":true,"baseCurrency":"620f2019-33c0-423b-8a9d-cde4d7f8ef7f","quoteCurrency":"0c3a106d-bde3-4c13-a26e-3fd2394529e5","price":"4435.00","quantity":"0.41738","cost":"1851.0803","timestamp":1635854640323,"makerBuyer":true},
        #     ]
        #
        return self.parse_trades(response, market, since, limit)

    async def fetch_my_trades(self, symbol=None, since=None, limit=None, params={}):
        await self.load_markets()
        request = {
            # 'currency': market['baseId'],
            # 'quote': market['quoteId'],
            # 'from': self.milliseconds(),
            # 'limit': limit,  # default '100'
        }
        method = 'privateGetAuthTrade'
        market = None
        if symbol is not None:
            market = self.market(symbol)
            request['currency'] = market['baseId']
            request['quote'] = market['quoteId']
            method = 'privateGetAuthTradePairCurrencyQuote'
        if limit is not None:
            request['limit'] = limit  # default 100
        response = await getattr(self, method)(self.extend(request, params))
        #
        #     [
        #         {
        #             "id":"02e02533-b4bf-4ba9-9271-24e2108dfbf7",
        #             "isMakerBuyer":false,
        #             "direction":"TRADE_DIRECTION_BUY",
        #             "baseCurrency":"620f2019-33c0-423b-8a9d-cde4d7f8ef7f",
        #             "quoteCurrency":"0c3a106d-bde3-4c13-a26e-3fd2394529e5",
        #             "price":"4564.32",
        #             "quantity":"0.01000",
        #             "cost":"45.6432",
        #             "fee":"0.223651680000000000",
        #             "order":"c9cac6a0-484c-4892-88e7-ad51b39f2ce1",
        #             "timestamp":1635921580399,
        #             "makerBuyer":false
        #         }
        #     ]
        #
        return self.parse_trades(response, market, since, limit)

    def parse_order_status(self, status):
        statuses = {
            'ORDER_STATUS_PLACED': 'open',
            'ORDER_STATUS_CLOSED': 'closed',
            'ORDER_STATUS_CANCELLED': 'canceled',
        }
        return self.safe_string(statuses, status, status)

    def parse_order_type(self, status):
        statuses = {
            'ORDER_TYPE_MARKET': 'market',
            'ORDER_TYPE_LIMIT': 'limit',
        }
        return self.safe_string(statuses, status, status)

    def parse_time_in_force(self, timeInForce):
        timeInForces = {
            'ORDER_CONDITION_GOOD_TILL_CANCELLED': 'GTC',
            'ORDER_CONDITION_IMMEDIATE_OR_CANCEL': 'IOC',
            'ORDER_CONDITION_FILL_OR_KILL': 'FOK',
        }
        return self.safe_string(timeInForces, timeInForce, timeInForce)

    def parse_order(self, order, market=None):
        #
        # createOrder
        #
        #     {
        #         "orderId":"1563460093.134037.704945@0370:2",
        #         "cliOrdId":"",
        #         "pairId":370,
        #         "symbol":"ETHBTC",
        #         "side":"sell",
        #         "orderType":"limit",
        #         "price":1.0,
        #         "amount":1.0
        #     }
        #
        # fetchOrder, fetchOpenOrders, fetchOrders
        #
        #     {
        #         "id":"a76bd262-3560-4bfb-98ac-1cedd394f4fc",
        #         "status":"ORDER_STATUS_PLACED",
        #         "side":"ORDER_SIDE_BUY",
        #         "condition":"ORDER_CONDITION_GOOD_TILL_CANCELLED",
        #         "type":"ORDER_TYPE_LIMIT",
        #         "baseCurrency":"620f2019-33c0-423b-8a9d-cde4d7f8ef7f",
        #         "quoteCurrency":"0c3a106d-bde3-4c13-a26e-3fd2394529e5",
        #         "clientOrderId":"web-macos_chrome_1a6a6659-6f7c-4fac-be0b-d1d7ac06d",
        #         "price":"4000.00",
        #         "quantity":"0.01",
        #         "cost":"40.000000000000000000",
        #         "filled":"0",
        #         "trader":"7244bb3a-b6b2-446a-ac78-fa4bce5b59a9",
        #         "creator":"ORDER_CREATOR_USER",
        #         "creatorId":"",
        #         "timestamp":1635920767648
        #     }
        #
        # cancelOrder
        #
        #     {
        #         "message":"cancellation request successfully submitted",
        #         "status":"SUCCESS",
        #         "id":"a631426d-3543-45ba-941e-75f7825afb0f"
        #     }
        #
        id = self.safe_string(order, 'id')
        timestamp = self.safe_integer(order, 'timestamp')
        baseId = self.safe_string(order, 'baseCurrency')
        quoteId = self.safe_string(order, 'quoteCurrency')
        base = self.safe_currency_code(baseId)
        quote = self.safe_currency_code(quoteId)
        symbol = None
        if (base is not None) and (quote is not None):
            symbol = base + '/' + quote
            if symbol in self.markets:
                market = self.market(symbol)
        orderSide = self.safe_string(order, 'side')
        side = None
        if orderSide is not None:
            parts = orderSide.split('_')
            partsLength = len(parts)
            side = self.safe_string_lower(parts, partsLength - 1)
        type = self.parse_order_type(self.safe_string(order, 'type'))
        price = self.safe_string(order, 'price')
        amount = self.safe_string(order, 'quantity')
        filled = self.safe_string(order, 'filled')
        cost = self.safe_string(order, 'cost')
        status = self.parse_order_status(self.safe_string(order, 'status'))
        message = self.safe_string(order, 'message')
        if message is not None:
            if message.find('cancel') >= 0:
                status = 'canceled'
            elif message.find('accept') >= 0:
                status = 'open'
        clientOrderId = self.safe_string(order, 'clientOrderId')
        timeInForce = self.parse_time_in_force(self.safe_string(order, 'condition'))
        return self.safe_order({
            'id': id,
            'clientOrderId': clientOrderId,
            'info': order,
            'timestamp': timestamp,
            'datetime': self.iso8601(timestamp),
            'lastTradeTimestamp': None,
            'status': status,
            'symbol': symbol,
            'type': type,
            'timeInForce': timeInForce,
            'postOnly': None,
            'side': side,
            'price': price,
            'stopPrice': None,
            'cost': cost,
            'amount': amount,
            'filled': filled,
            'average': None,
            'remaining': None,
            'fee': None,
            'trades': None,
        }, market)

    async def fetch_open_orders(self, symbol=None, since=None, limit=None, params={}):
        if symbol is None:
            raise ArgumentsRequired(self.id + ' fetchOpenOrders() requires a symbol argument')
        await self.load_markets()
        market = self.market(symbol)
        request = {
            'currency': market['baseId'],
            'quote': market['quoteId'],
        }
        response = await self.privateGetAuthOrderPairCurrencyQuoteActive(self.extend(request, params))
        #
        #     [
        #         {
        #             "id":"a76bd262-3560-4bfb-98ac-1cedd394f4fc",
        #             "status":"ORDER_STATUS_PLACED",
        #             "side":"ORDER_SIDE_BUY",
        #             "condition":"ORDER_CONDITION_GOOD_TILL_CANCELLED",
        #             "type":"ORDER_TYPE_LIMIT",
        #             "baseCurrency":"620f2019-33c0-423b-8a9d-cde4d7f8ef7f",
        #             "quoteCurrency":"0c3a106d-bde3-4c13-a26e-3fd2394529e5",
        #             "clientOrderId":"web-macos_chrome_1a6a6659-6f7c-4fac-be0b-d1d7ac06d",
        #             "price":"4000.00",
        #             "quantity":"0.01000",
        #             "cost":"40.00",
        #             "filled":"0.00000",
        #             "trader":"7244bb3a-b6b2-446a-ac78-fa4bce5b59a9",
        #             "creator":"USER",
        #             "creatorId":"",
        #             "timestamp":1635920767648
        #         }
        #     ]
        #
        return self.parse_orders(response, market, since, limit)

    async def fetch_orders(self, symbol=None, since=None, limit=None, params={}):
        await self.load_markets()
        request = {
            # 'currency': market['baseId'],
            # 'quote': market['quoteId'],
            # 'from': self.milliseconds(),
            # 'limit': limit,  # default '100'
        }
        method = 'privateGetAuthOrder'
        market = None
        if symbol is not None:
            market = self.market(symbol)
            request['currency'] = market['baseId']
            request['quote'] = market['quoteId']
            method = 'privateGetAuthOrderPairCurrencyQuote'
        if limit is not None:
            request['limit'] = limit  # default 100
        response = await getattr(self, method)(self.extend(request, params))
        #
        #     [
        #         {
        #             "id":"a76bd262-3560-4bfb-98ac-1cedd394f4fc",
        #             "status":"ORDER_STATUS_PLACED",
        #             "side":"ORDER_SIDE_BUY",
        #             "condition":"ORDER_CONDITION_GOOD_TILL_CANCELLED",
        #             "type":"ORDER_TYPE_LIMIT",
        #             "baseCurrency":"620f2019-33c0-423b-8a9d-cde4d7f8ef7f",
        #             "quoteCurrency":"0c3a106d-bde3-4c13-a26e-3fd2394529e5",
        #             "clientOrderId":"web-macos_chrome_1a6a6659-6f7c-4fac-be0b-d1d7ac06d",
        #             "price":"4000.00",
        #             "quantity":"0.01000",
        #             "cost":"40.00",
        #             "filled":"0.00000",
        #             "trader":"7244bb3a-b6b2-446a-ac78-fa4bce5b59a9",
        #             "creator":"USER",
        #             "creatorId":"",
        #             "timestamp":1635920767648
        #         }
        #     ]
        #
        return self.parse_orders(response, market, since, limit)

    async def fetch_order(self, id, symbol=None, params={}):
        await self.load_markets()
        request = {
            'id': id,
        }
        response = await self.privateGetAuthOrderGetOrderId(self.extend(request, params))
        #
        #     {
        #         "id":"a76bd262-3560-4bfb-98ac-1cedd394f4fc",
        #         "status":"ORDER_STATUS_PLACED",
        #         "side":"ORDER_SIDE_BUY",
        #         "condition":"ORDER_CONDITION_GOOD_TILL_CANCELLED",
        #         "type":"ORDER_TYPE_LIMIT",
        #         "baseCurrency":"620f2019-33c0-423b-8a9d-cde4d7f8ef7f",
        #         "quoteCurrency":"0c3a106d-bde3-4c13-a26e-3fd2394529e5",
        #         "clientOrderId":"web-macos_chrome_1a6a6659-6f7c-4fac-be0b-d1d7ac06d",
        #         "price":"4000.00",
        #         "quantity":"0.01",
        #         "cost":"40.000000000000000000",
        #         "filled":"0",
        #         "trader":"7244bb3a-b6b2-446a-ac78-fa4bce5b59a9",
        #         "creator":"ORDER_CREATOR_USER",
        #         "creatorId":"",
        #         "timestamp":1635920767648
        #     }
        #
        return self.parse_order(response)

    async def create_order(self, symbol, type, side, amount, price=None, params={}):
        await self.load_markets()
        market = self.market(symbol)
        uppercaseType = type.upper()
        request = {
            'baseCurrency': market['baseId'],
            'quoteCurrency': market['quoteId'],
            'side': side.upper(),  # "BUY", "BID", "SELL", "ASK"
            'condition': 'GTC',  # "GTC", "GOOD_TILL_CANCELLED", "IOC", "IMMEDIATE_OR_CANCEL", "FOK", "FILL_OR_KILL"
            'type': uppercaseType,  # "LIMIT", "MARKET"
            'clientOrderId': self.uuid(),  # 50 characters max
            # 'price': self.price_to_precision(symbol, price),
            # 'quantity': self.amount_to_precision(symbol, amount),
        }
        if uppercaseType == 'LIMIT':
            request['price'] = self.price_to_precision(symbol, price)
        request['quantity'] = self.amount_to_precision(symbol, amount)
        request['timestamp'] = self.seconds()
        response = await self.privatePostAuthOrderPlace(self.extend(request, params))
        #
        #     {
        #         "orderId":"1563460093.134037.704945@0370:2",
        #         "cliOrdId":"",
        #         "pairId":370,
        #         "symbol":"ETHBTC",
        #         "side":"sell",
        #         "orderType":"limit",
        #         "price":1.0,
        #         "amount":1.0
        #     }
        #
        return self.parse_order(response, market)

    async def cancel_order(self, id, symbol=None, params={}):
        await self.load_markets()
        request = {
            'id': id,
        }
        response = await self.privatePostAuthOrderCancel(self.extend(request, params))
        #
        #     {
        #         "id": "12345678-1234-1244-1244-123456789012",
        #         "message": "cancellation request successfully submitted",
        #         "status": "SUCCESS",
        #         "error": "",
        #         "errors": {}
        #     }
        #
        return self.parse_order(response)

    async def cancel_all_orders(self, symbol=None, params={}):
        await self.load_markets()
        request = {
            # 'currency': market['baseId'],
            # 'quote': market['quoteId'],
        }
        method = 'privatePostAuthOrderCancelAll'
        market = None
        if symbol is not None:
            market = self.market(symbol)
            request['currency'] = market['baseId']
            request['quote'] = market['quoteId']
            method = 'privatePostAuthOrderCancelAllCurrencyQuote'
        response = await getattr(self, method)(self.extend(request, params))
        #
        #     {
        #         "message":"cancellation request successfully submitted",
        #         "status":"SUCCESS"
        #     }
        #
        return response

    async def fetch_transactions(self, code=None, since=None, limit=None, params={}):
        await self.load_markets()
        request = {
            # 'page': '1',
            # 'size': 100,
        }
        response = await self.privateGetAuthTransaction(self.extend(request, params))
        #
        #     {
        #         "hasNext":false,
        #         "content":[
        #             {
        #                 "id":"fbf7d0d1-2629-4ad8-9def-7a1dba423362",
        #                 "status":"TRANSACTION_STATUS_CONFIRMED",
        #                 "type":"TRANSACTION_TYPE_DEPOSIT",
        #                 "senderAddress":"",
        #                 "recipientAddress":"0x3c46fa2e3f9023bc4897828ed173f8ecb3a554bc",
        #                 "amount":"200.000000000000000000",
        #                 "transactionFee":"0.000000000000000000",
        #                 "timestamp":1635893208404,
        #                 "transactionHash":"0x28bad3b74a042df13d64ddfbca855566a51bf7f190b8cd565c236a18d5cd493f#42",
        #                 "blockHeight":13540262,
        #                 "currency":"0c3a106d-bde3-4c13-a26e-3fd2394529e5",
        #                 "memo":null,
        #                 "paymentProvider":"a8d6d1cb-f84a-4e9d-aa82-c6a08b356ee1",
        #                 "requiresCode":false
        #             }
        #         ],
        #         "first":true,
        #         "hasContent":true,
        #         "pageSize":10
        #     }
        #
        currency = None
        if code is not None:
            currency = self.currency(code)
        content = self.safe_value(response, 'content', [])
        return self.parse_transactions(content, currency, since, limit)

    def parse_transaction(self, transaction, currency=None):
        #
        #     {
        #         "id":"fbf7d0d1-2629-4ad8-9def-7a1dba423362",
        #         "status":"TRANSACTION_STATUS_CONFIRMED",
        #         "type":"TRANSACTION_TYPE_DEPOSIT",
        #         "senderAddress":"",
        #         "recipientAddress":"0x3c46fa2e3f9023bc4897828ed173f8ecb3a554bc",
        #         "amount":"200.000000000000000000",
        #         "transactionFee":"0.000000000000000000",
        #         "timestamp":1635893208404,
        #         "transactionHash":"0x28bad3b74a042df13d64ddfbca855566a51bf7f190b8cd565c236a18d5cd493f#42",
        #         "blockHeight":13540262,
        #         "currency":"0c3a106d-bde3-4c13-a26e-3fd2394529e5",
        #         "memo":null,
        #         "paymentProvider":"a8d6d1cb-f84a-4e9d-aa82-c6a08b356ee1",
        #         "requiresCode":false
        #     }
        #
        id = self.safe_string(transaction, 'id')
        timestamp = self.safe_integer(transaction, 'timestamp')
        currencyId = self.safe_string(transaction, 'currency')
        code = self.safe_currency_code(currencyId, currency)
        status = self.parse_transaction_status(self.safe_string(transaction, 'status'))
        amount = self.safe_number(transaction, 'amount')
        addressFrom = self.safe_string(transaction, 'senderAddress')
        if addressFrom == '':
            addressFrom = None
        addressTo = self.safe_string(transaction, 'recipientAddress')
        if addressTo == '':
            addressTo = None
        txid = self.safe_string(transaction, 'transactionHash')
        tagTo = self.safe_string(transaction, 'memo')
        fee = None
        feeCost = self.safe_number(transaction, 'transactionFee')
        if feeCost is not None:
            fee = {
                'cost': feeCost,
                'currency': code,
            }
        type = self.parse_transaction_type(self.safe_string(transaction, 'type'))
        return {
            'info': transaction,
            'id': id,
            'txid': txid,
            'timestamp': timestamp,
            'datetime': self.iso8601(timestamp),
            'network': None,
            'addressFrom': addressFrom,
            'addressTo': addressTo,
            'address': addressTo,
            'tagFrom': None,
            'tagTo': tagTo,
            'tag': tagTo,
            'type': type,
            'amount': amount,
            'currency': code,
            'status': status,
            'updated': None,
            'fee': fee,
        }

    def parse_transaction_status(self, status):
        statuses = {
            'TRANSACTION_STATUS_CONFIRMED': 'ok',
            'TRANSACTION_STATUS_EXECUTED': 'ok',
        }
        return self.safe_string(statuses, status, status)

    def parse_transaction_type(self, type):
        types = {
            'TRANSACTION_TYPE_DEPOSIT': 'deposit',
            'TRANSACTION_TYPE_WITHDRAWAL': 'withdrawal',
        }
        return self.safe_string(types, type, type)

    def sign(self, path, api='public', method='GET', params=None, headers=None, body=None):
        request = '/' + self.version + '/' + self.implode_params(path, params)
        requestString = request
        query = self.omit(params, self.extract_params(path))
        urlencodedQuery = self.urlencode(query)
        if method == 'GET':
            if query:
                requestString += '?' + urlencodedQuery
        if api == 'private':
            self.check_required_credentials()
            auth = method + request + urlencodedQuery
            signature = self.hmac(self.encode(auth), self.encode(self.secret), hashlib.sha512)
            headers = {
                'X-LA-APIKEY': self.apiKey,
                'X-LA-SIGNATURE': signature,
                'X-LA-DIGEST': 'HMAC-SHA512',  # HMAC-SHA384, HMAC-SHA512, optional
            }
            if method == 'POST':
                headers['Content-Type'] = 'application/json'
                body = self.json(query)
        url = self.urls['api'] + requestString
        return {'url': url, 'method': method, 'body': body, 'headers': headers}

    def handle_errors(self, code, reason, url, method, headers, body, response, requestHeaders, requestBody):
        if not response:
            return
        #
        # {"result":false,"message":"invalid API key, signature or digest","error":"BAD_REQUEST","status":"FAILURE"}
        # {"result":false,"message":"request expired or bad <timeAlive>/<timestamp> format","error":"BAD_REQUEST","status":"FAILURE"}
        # {"message":"Internal Server Error","error":"INTERNAL_ERROR","status":"FAILURE"}
        # {"result":false,"message":"Internal error","error":"For input string: \"NaN\"","status":"FAILURE"}
        #
        message = self.safe_string(response, 'message')
        feedback = self.id + ' ' + body
        if message is not None:
            self.throw_exactly_matched_exception(self.exceptions['exact'], message, feedback)
            self.throw_broadly_matched_exception(self.exceptions['broad'], message, feedback)
        error = self.safe_string(response, 'error')
        errorMessage = self.safe_string(error, 'message')
        if (error is not None) or (errorMessage is not None):
            self.throw_exactly_matched_exception(self.exceptions['exact'], error, feedback)
            self.throw_broadly_matched_exception(self.exceptions['broad'], body, feedback)
            raise ExchangeError(feedback)  # unknown message
