# -*- 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.base.exchange import Exchange

# -----------------------------------------------------------------------------

try:
    basestring  # Python 3
except NameError:
    basestring = str  # Python 2
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 ArgumentsRequired
from ccxt.base.errors import InsufficientFunds
from ccxt.base.errors import InvalidAddress
from ccxt.base.errors import InvalidOrder
from ccxt.base.errors import OrderNotFound
from ccxt.base.errors import NotSupported
from ccxt.base.errors import RateLimitExceeded
from ccxt.base.errors import OnMaintenance
from ccxt.base.decimal_to_precision import TICK_SIZE


class coinbasepro(Exchange):

    def describe(self):
        return self.deep_extend(super(coinbasepro, self).describe(), {
            'id': 'coinbasepro',
            'name': 'Coinbase Pro',
            'countries': ['US'],
            'rateLimit': 1000,
            'userAgent': self.userAgents['chrome'],
            'pro': True,
            'has': {
                'cancelAllOrders': True,
                'cancelOrder': True,
                'CORS': True,
                'createDepositAddress': True,
                'createOrder': True,
                'deposit': True,
                'fetchAccounts': True,
                'fetchBalance': True,
                'fetchCurrencies': True,
                'fetchClosedOrders': True,
                'fetchDepositAddress': False,  # the exchange does not have self method, only createDepositAddress, see https://github.com/ccxt/ccxt/pull/7405
                'fetchMarkets': True,
                'fetchMyTrades': True,
                'fetchOHLCV': True,
                'fetchOpenOrders': True,
                'fetchOrder': True,
                'fetchOrderBook': True,
                'fetchOrders': True,
                'fetchOrderTrades': True,
                'fetchTime': True,
                'fetchTicker': True,
                'fetchTrades': True,
                'fetchTransactions': True,
                'withdraw': True,
                'fetchDeposits': True,
                'fetchWithdrawals': True,
            },
            'timeframes': {
                '1m': 60,
                '5m': 300,
                '15m': 900,
                '1h': 3600,
                '6h': 21600,
                '1d': 86400,
            },
            'urls': {
                'test': {
                    'public': 'https://api-public.sandbox.pro.coinbase.com',
                    'private': 'https://api-public.sandbox.pro.coinbase.com',
                },
                'logo': 'https://user-images.githubusercontent.com/1294454/41764625-63b7ffde-760a-11e8-996d-a6328fa9347a.jpg',
                'api': {
                    'public': 'https://api.pro.coinbase.com',
                    'private': 'https://api.pro.coinbase.com',
                },
                'www': 'https://pro.coinbase.com/',
                'doc': 'https://docs.pro.coinbase.com',
                'fees': [
                    'https://docs.pro.coinbase.com/#fees',
                    'https://support.pro.coinbase.com/customer/en/portal/articles/2945310-fees',
                ],
            },
            'requiredCredentials': {
                'apiKey': True,
                'secret': True,
                'password': True,
            },
            'api': {
                'public': {
                    'get': [
                        'currencies',
                        'products',
                        'products/{id}',
                        'products/{id}/book',
                        'products/{id}/candles',
                        'products/{id}/stats',
                        'products/{id}/ticker',
                        'products/{id}/trades',
                        'time',
                    ],
                },
                'private': {
                    'get': [
                        'accounts',
                        'accounts/{id}',
                        'accounts/{id}/holds',
                        'accounts/{id}/ledger',
                        'accounts/{id}/transfers',
                        'coinbase-accounts',
                        'fills',
                        'funding',
                        'fees',
                        'margin/profile_information',
                        'margin/buying_power',
                        'margin/withdrawal_power',
                        'margin/withdrawal_power_all',
                        'margin/exit_plan',
                        'margin/liquidation_history',
                        'margin/position_refresh_amounts',
                        'margin/status',
                        'oracle',
                        'orders',
                        'orders/{id}',
                        'orders/client:{client_oid}',
                        'otc/orders',
                        'payment-methods',
                        'position',
                        'profiles',
                        'profiles/{id}',
                        'reports/{report_id}',
                        'transfers',
                        'transfers/{transfer_id}',
                        'users/self/trailing-volume',
                        'users/self/exchange-limits',
                        'withdrawals/fee-estimate',
                    ],
                    'post': [
                        'conversions',
                        'deposits/coinbase-account',
                        'deposits/payment-method',
                        'coinbase-accounts/{id}/addresses',
                        'funding/repay',
                        'orders',
                        'position/close',
                        'profiles/margin-transfer',
                        'profiles/transfer',
                        'reports',
                        'withdrawals/coinbase',
                        'withdrawals/coinbase-account',
                        'withdrawals/crypto',
                        'withdrawals/payment-method',
                    ],
                    'delete': [
                        'orders',
                        'orders/client:{client_oid}',
                        'orders/{id}',
                    ],
                },
            },
            'commonCurrencies': {
                'CGLD': 'CELO',
            },
            'precisionMode': TICK_SIZE,
            'fees': {
                'trading': {
                    'tierBased': True,  # complicated tier system per coin
                    'percentage': True,
                    'maker': 0.5 / 100,  # highest fee of all tiers
                    'taker': 0.5 / 100,  # highest fee of all tiers
                },
                'funding': {
                    'tierBased': False,
                    'percentage': False,
                    'withdraw': {
                        'BCH': 0,
                        'BTC': 0,
                        'LTC': 0,
                        'ETH': 0,
                        'EUR': 0.15,
                        'USD': 25,
                    },
                    'deposit': {
                        'BCH': 0,
                        'BTC': 0,
                        'LTC': 0,
                        'ETH': 0,
                        'EUR': 0.15,
                        'USD': 10,
                    },
                },
            },
            'exceptions': {
                'exact': {
                    'Insufficient funds': InsufficientFunds,
                    'NotFound': OrderNotFound,
                    'Invalid API Key': AuthenticationError,
                    'invalid signature': AuthenticationError,
                    'Invalid Passphrase': AuthenticationError,
                    'Invalid order id': InvalidOrder,
                    'Private rate limit exceeded': RateLimitExceeded,
                    'Trading pair not available': PermissionDenied,
                    'Product not found': InvalidOrder,
                },
                'broad': {
                    'Order already done': OrderNotFound,
                    'order not found': OrderNotFound,
                    'price too small': InvalidOrder,
                    'price too precise': InvalidOrder,
                    'under maintenance': OnMaintenance,
                    'size is too small': InvalidOrder,
                    'Cancel only mode': OnMaintenance,  # https://github.com/ccxt/ccxt/issues/7690
                },
            },
        })

    def fetch_currencies(self, params={}):
        response = self.publicGetCurrencies(params)
        #
        #     [
        #         {
        #             id: 'XTZ',
        #             name: 'Tezos',
        #             min_size: '0.000001',
        #             status: 'online',
        #             message: '',
        #             max_precision: '0.000001',
        #             convertible_to: [],
        #             details: {
        #                 type: 'crypto',
        #                 symbol: 'Τ',
        #                 network_confirmations: 60,
        #                 sort_order: 53,
        #                 crypto_address_link: 'https://tzstats.com/{{address}}',
        #                 crypto_transaction_link: 'https://tzstats.com/{{txId}}',
        #                 push_payment_methods: ['crypto'],
        #                 group_types: [],
        #                 display_name: '',
        #                 processing_time_seconds: 0,
        #                 min_withdrawal_amount: 1
        #             }
        #         }
        #     ]
        #
        result = {}
        for i in range(0, len(response)):
            currency = response[i]
            id = self.safe_string(currency, 'id')
            name = self.safe_string(currency, 'name')
            code = self.safe_currency_code(id)
            details = self.safe_value(currency, 'details', {})
            precision = self.safe_float(currency, 'max_precision')
            status = self.safe_string(currency, 'status')
            active = (status == 'online')
            result[code] = {
                'id': id,
                'code': code,
                'info': currency,
                'type': self.safe_string(details, 'type'),
                'name': name,
                'active': active,
                'fee': None,
                'precision': precision,
                'limits': {
                    'amount': {
                        'min': self.safe_float(details, 'min_size'),
                        'max': None,
                    },
                    'price': {
                        'min': None,
                        'max': None,
                    },
                    'cost': {
                        'min': None,
                        'max': None,
                    },
                    'withdraw': {
                        'min': self.safe_float(details, 'min_withdrawal_amount'),
                        'max': None,
                    },
                },
            }
        return result

    def fetch_markets(self, params={}):
        response = self.publicGetProducts(params)
        #
        #     [
        #         {
        #             "id":"ZEC-BTC",
        #             "base_currency":"ZEC",
        #             "quote_currency":"BTC",
        #             "base_min_size":"0.01000000",
        #             "base_max_size":"1500.00000000",
        #             "quote_increment":"0.00000100",
        #             "base_increment":"0.00010000",
        #             "display_name":"ZEC/BTC",
        #             "min_market_funds":"0.001",
        #             "max_market_funds":"30",
        #             "margin_enabled":false,
        #             "post_only":false,
        #             "limit_only":false,
        #             "cancel_only":false,
        #             "trading_disabled":false,
        #             "status":"online",
        #             "status_message":""
        #         }
        #     ]
        #
        result = []
        for i in range(0, len(response)):
            market = response[i]
            id = self.safe_string(market, 'id')
            baseId = self.safe_string(market, 'base_currency')
            quoteId = self.safe_string(market, 'quote_currency')
            base = self.safe_currency_code(baseId)
            quote = self.safe_currency_code(quoteId)
            symbol = base + '/' + quote
            priceLimits = {
                'min': self.safe_float(market, 'quote_increment'),
                'max': None,
            }
            precision = {
                'amount': self.safe_float(market, 'base_increment'),
                'price': self.safe_float(market, 'quote_increment'),
            }
            status = self.safe_string(market, 'status')
            active = (status == 'online')
            result.append(self.extend(self.fees['trading'], {
                'id': id,
                'symbol': symbol,
                'baseId': baseId,
                'quoteId': quoteId,
                'base': base,
                'quote': quote,
                'precision': precision,
                'limits': {
                    'amount': {
                        'min': self.safe_float(market, 'base_min_size'),
                        'max': self.safe_float(market, 'base_max_size'),
                    },
                    'price': priceLimits,
                    'cost': {
                        'min': self.safe_float(market, 'min_market_funds'),
                        'max': self.safe_float(market, 'max_market_funds'),
                    },
                },
                'active': active,
                'info': market,
            }))
        return result

    def fetch_accounts(self, params={}):
        self.load_markets()
        response = self.privateGetAccounts(params)
        #
        #     [
        #         {
        #             id: '4aac9c60-cbda-4396-9da4-4aa71e95fba0',
        #             currency: 'BTC',
        #             balance: '0.0000000000000000',
        #             available: '0',
        #             hold: '0.0000000000000000',
        #             profile_id: 'b709263e-f42a-4c7d-949a-a95c83d065da'
        #         },
        #         {
        #             id: 'f75fa69a-1ad1-4a80-bd61-ee7faa6135a3',
        #             currency: 'USDC',
        #             balance: '0.0000000000000000',
        #             available: '0',
        #             hold: '0.0000000000000000',
        #             profile_id: 'b709263e-f42a-4c7d-949a-a95c83d065da'
        #         },
        #     ]
        #
        result = []
        for i in range(0, len(response)):
            account = response[i]
            accountId = self.safe_string(account, 'id')
            currencyId = self.safe_string(account, 'currency')
            code = self.safe_currency_code(currencyId)
            result.append({
                'id': accountId,
                'type': None,
                'currency': code,
                'info': account,
            })
        return result

    def fetch_balance(self, params={}):
        self.load_markets()
        response = self.privateGetAccounts(params)
        result = {'info': response}
        for i in range(0, len(response)):
            balance = response[i]
            currencyId = self.safe_string(balance, 'currency')
            code = self.safe_currency_code(currencyId)
            account = {
                'free': self.safe_float(balance, 'available'),
                'used': self.safe_float(balance, 'hold'),
                'total': self.safe_float(balance, 'balance'),
            }
            result[code] = account
        return self.parse_balance(result)

    def fetch_order_book(self, symbol, limit=None, params={}):
        self.load_markets()
        # level 1 - only the best bid and ask
        # level 2 - top 50 bids and asks(aggregated)
        # level 3 - full order book(non aggregated)
        request = {
            'id': self.market_id(symbol),
            'level': 2,  # 1 best bidask, 2 aggregated, 3 full
        }
        response = self.publicGetProductsIdBook(self.extend(request, params))
        #
        #     {
        #         "sequence":1924393896,
        #         "bids":[
        #             ["0.01825","24.34811287",2],
        #             ["0.01824","72.5463",3],
        #             ["0.01823","424.54298049",6],
        #         ],
        #         "asks":[
        #             ["0.01826","171.10414904",4],
        #             ["0.01827","22.60427028",1],
        #             ["0.01828","397.46018784",7],
        #         ]
        #     }
        #
        orderbook = self.parse_order_book(response)
        orderbook['nonce'] = self.safe_integer(response, 'sequence')
        return orderbook

    def parse_ticker(self, ticker, market=None):
        #
        # publicGetProductsIdTicker
        #
        #     {
        #         "trade_id":843439,
        #         "price":"0.997999",
        #         "size":"80.29769",
        #         "time":"2020-01-28T02:13:33.012523Z",
        #         "bid":"0.997094",
        #         "ask":"0.998",
        #         "volume":"1903188.03750000"
        #     }
        #
        # publicGetProductsIdStats
        #
        #     {
        #         "open": "34.19000000",
        #         "high": "95.70000000",
        #         "low": "7.06000000",
        #         "volume": "2.41000000"
        #     }
        #
        timestamp = self.parse8601(self.safe_value(ticker, 'time'))
        bid = self.safe_float(ticker, 'bid')
        ask = self.safe_float(ticker, 'ask')
        last = self.safe_float(ticker, 'price')
        symbol = None if (market is None) else market['symbol']
        return {
            'symbol': symbol,
            'timestamp': timestamp,
            'datetime': self.iso8601(timestamp),
            'high': self.safe_float(ticker, 'high'),
            'low': self.safe_float(ticker, 'low'),
            'bid': bid,
            'bidVolume': None,
            'ask': ask,
            'askVolume': None,
            'vwap': None,
            'open': self.safe_float(ticker, 'open'),
            'close': last,
            'last': last,
            'previousClose': None,
            'change': None,
            'percentage': None,
            'average': None,
            'baseVolume': self.safe_float(ticker, 'volume'),
            'quoteVolume': None,
            'info': ticker,
        }

    def fetch_ticker(self, symbol, params={}):
        self.load_markets()
        market = self.market(symbol)
        request = {
            'id': market['id'],
        }
        # publicGetProductsIdTicker or publicGetProductsIdStats
        method = self.safe_string(self.options, 'fetchTickerMethod', 'publicGetProductsIdTicker')
        response = getattr(self, method)(self.extend(request, params))
        #
        # publicGetProductsIdTicker
        #
        #     {
        #         "trade_id":843439,
        #         "price":"0.997999",
        #         "size":"80.29769",
        #         "time":"2020-01-28T02:13:33.012523Z",
        #         "bid":"0.997094",
        #         "ask":"0.998",
        #         "volume":"1903188.03750000"
        #     }
        #
        # publicGetProductsIdStats
        #
        #     {
        #         "open": "34.19000000",
        #         "high": "95.70000000",
        #         "low": "7.06000000",
        #         "volume": "2.41000000"
        #     }
        #
        return self.parse_ticker(response, market)

    def parse_trade(self, trade, market=None):
        #
        #     {
        #         type: 'match',
        #         trade_id: 82047307,
        #         maker_order_id: '0f358725-2134-435e-be11-753912a326e0',
        #         taker_order_id: '252b7002-87a3-425c-ac73-f5b9e23f3caf',
        #         side: 'sell',
        #         size: '0.00513192',
        #         price: '9314.78',
        #         product_id: 'BTC-USD',
        #         sequence: 12038915443,
        #         time: '2020-01-31T20:03:41.158814Z'
        #     }
        #
        timestamp = self.parse8601(self.safe_string_2(trade, 'time', 'created_at'))
        marketId = self.safe_string(trade, 'product_id')
        symbol = self.safe_symbol(marketId, market, '-')
        feeRate = None
        feeCurrency = None
        takerOrMaker = None
        if market is not None:
            feeCurrency = market['quote']
            if 'liquidity' in trade:
                takerOrMaker = 'taker' if (trade['liquidity'] == 'T') else 'maker'
                feeRate = market[takerOrMaker]
        feeCost = self.safe_float_2(trade, 'fill_fees', 'fee')
        fee = {
            'cost': feeCost,
            'currency': feeCurrency,
            'rate': feeRate,
        }
        type = None
        id = self.safe_string(trade, 'trade_id')
        side = 'sell' if (trade['side'] == 'buy') else 'buy'
        orderId = self.safe_string(trade, 'order_id')
        # Coinbase Pro returns inverted side to fetchMyTrades vs fetchTrades
        if orderId is not None:
            side = 'buy' if (trade['side'] == 'buy') else 'sell'
        price = self.safe_float(trade, 'price')
        amount = self.safe_float(trade, 'size')
        return {
            'id': id,
            'order': orderId,
            'info': trade,
            'timestamp': timestamp,
            'datetime': self.iso8601(timestamp),
            'symbol': symbol,
            'type': type,
            'takerOrMaker': takerOrMaker,
            'side': side,
            'price': price,
            'amount': amount,
            'fee': fee,
            'cost': price * amount,
        }

    def fetch_my_trades(self, symbol=None, since=None, limit=None, params={}):
        # as of 2018-08-23
        if symbol is None:
            raise ArgumentsRequired(self.id + ' fetchMyTrades() requires a symbol argument')
        self.load_markets()
        market = self.market(symbol)
        request = {
            'product_id': market['id'],
        }
        if limit is not None:
            request['limit'] = limit
        response = self.privateGetFills(self.extend(request, params))
        return self.parse_trades(response, market, since, limit)

    def fetch_trades(self, symbol, since=None, limit=None, params={}):
        self.load_markets()
        market = self.market(symbol)
        request = {
            'id': market['id'],  # fixes issue  #2
        }
        if limit is not None:
            request['limit'] = limit  # default 100
        response = self.publicGetProductsIdTrades(self.extend(request, params))
        return self.parse_trades(response, market, since, limit)

    def parse_ohlcv(self, ohlcv, market=None):
        #
        #     [
        #         1591514160,
        #         0.02507,
        #         0.02507,
        #         0.02507,
        #         0.02507,
        #         0.02816506
        #     ]
        #
        return [
            self.safe_timestamp(ohlcv, 0),
            self.safe_float(ohlcv, 3),
            self.safe_float(ohlcv, 2),
            self.safe_float(ohlcv, 1),
            self.safe_float(ohlcv, 4),
            self.safe_float(ohlcv, 5),
        ]

    def fetch_ohlcv(self, symbol, timeframe='1m', since=None, limit=None, params={}):
        self.load_markets()
        market = self.market(symbol)
        granularity = self.timeframes[timeframe]
        request = {
            'id': market['id'],
            'granularity': granularity,
        }
        if since is not None:
            request['start'] = self.iso8601(since)
            if limit is None:
                # https://docs.pro.coinbase.com/#get-historic-rates
                limit = 300  # max = 300
            request['end'] = self.iso8601(self.sum((limit - 1) * granularity * 1000, since))
        response = self.publicGetProductsIdCandles(self.extend(request, params))
        #
        #     [
        #         [1591514160,0.02507,0.02507,0.02507,0.02507,0.02816506],
        #         [1591514100,0.02507,0.02507,0.02507,0.02507,1.63830323],
        #         [1591514040,0.02505,0.02507,0.02505,0.02507,0.19918178]
        #     ]
        #
        return self.parse_ohlcvs(response, market, timeframe, since, limit)

    def fetch_time(self, params={}):
        response = self.publicGetTime(params)
        #
        #     {
        #         "iso":"2020-05-12T08:00:51.504Z",
        #         "epoch":1589270451.504
        #     }
        #
        return self.safe_timestamp(response, 'epoch')

    def parse_order_status(self, status):
        statuses = {
            'pending': 'open',
            'active': 'open',
            'open': 'open',
            'done': 'closed',
            'canceled': 'canceled',
            'canceling': 'open',
        }
        return self.safe_string(statuses, status, status)

    def parse_order(self, order, market=None):
        #
        # createOrder
        #
        #     {
        #         "id": "d0c5340b-6d6c-49d9-b567-48c4bfca13d2",
        #         "price": "0.10000000",
        #         "size": "0.01000000",
        #         "product_id": "BTC-USD",
        #         "side": "buy",
        #         "stp": "dc",
        #         "type": "limit",
        #         "time_in_force": "GTC",
        #         "post_only": False,
        #         "created_at": "2016-12-08T20:02:28.53864Z",
        #         "fill_fees": "0.0000000000000000",
        #         "filled_size": "0.00000000",
        #         "executed_value": "0.0000000000000000",
        #         "status": "pending",
        #         "settled": False
        #     }
        #
        timestamp = self.parse8601(self.safe_string(order, 'created_at'))
        marketId = self.safe_string(order, 'product_id')
        market = self.safe_market(marketId, market, '-')
        status = self.parse_order_status(self.safe_string(order, 'status'))
        price = self.safe_float(order, 'price')
        filled = self.safe_float(order, 'filled_size')
        amount = self.safe_float(order, 'size', filled)
        remaining = None
        if amount is not None:
            if filled is not None:
                remaining = amount - filled
        cost = self.safe_float(order, 'executed_value')
        feeCost = self.safe_float(order, 'fill_fees')
        fee = None
        if feeCost is not None:
            feeCurrencyCode = None
            if market is not None:
                feeCurrencyCode = market['quote']
            fee = {
                'cost': feeCost,
                'currency': feeCurrencyCode,
                'rate': None,
            }
        id = self.safe_string(order, 'id')
        type = self.safe_string(order, 'type')
        side = self.safe_string(order, 'side')
        timeInForce = self.safe_string(order, 'time_in_force')
        postOnly = self.safe_value(order, 'post_only')
        stopPrice = self.safe_float(order, 'stop_price')
        clientOrderId = self.safe_string(order, 'client_oid')
        return {
            'id': id,
            'clientOrderId': clientOrderId,
            'info': order,
            'timestamp': timestamp,
            'datetime': self.iso8601(timestamp),
            'lastTradeTimestamp': None,
            'status': status,
            'symbol': market['symbol'],
            'type': type,
            'timeInForce': timeInForce,
            'postOnly': postOnly,
            'side': side,
            'price': price,
            'stopPrice': stopPrice,
            'cost': cost,
            'amount': amount,
            'filled': filled,
            'remaining': remaining,
            'fee': fee,
            'average': None,
            'trades': None,
        }

    def fetch_order(self, id, symbol=None, params={}):
        self.load_markets()
        request = {}
        clientOrderId = self.safe_string_2(params, 'clientOrderId', 'client_oid')
        method = None
        if clientOrderId is None:
            method = 'privateGetOrdersId'
            request['id'] = id
        else:
            method = 'privateGetOrdersClientClientOid'
            request['client_oid'] = clientOrderId
            params = self.omit(params, ['clientOrderId', 'client_oid'])
        response = getattr(self, method)(self.extend(request, params))
        return self.parse_order(response)

    def fetch_order_trades(self, id, symbol=None, since=None, limit=None, params={}):
        self.load_markets()
        market = None
        if symbol is not None:
            market = self.market(symbol)
        request = {
            'order_id': id,
        }
        response = self.privateGetFills(self.extend(request, params))
        return self.parse_trades(response, market, since, limit)

    def fetch_orders(self, symbol=None, since=None, limit=None, params={}):
        request = {
            'status': 'all',
        }
        return self.fetch_open_orders(symbol, since, limit, self.extend(request, params))

    def fetch_open_orders(self, symbol=None, since=None, limit=None, params={}):
        self.load_markets()
        request = {}
        market = None
        if symbol is not None:
            market = self.market(symbol)
            request['product_id'] = market['id']
        if limit is not None:
            request['limit'] = limit  # default 100
        response = self.privateGetOrders(self.extend(request, params))
        return self.parse_orders(response, market, since, limit)

    def fetch_closed_orders(self, symbol=None, since=None, limit=None, params={}):
        request = {
            'status': 'done',
        }
        return self.fetch_open_orders(symbol, since, limit, self.extend(request, params))

    def create_order(self, symbol, type, side, amount, price=None, params={}):
        self.load_markets()
        market = self.market(symbol)
        request = {
            # common params --------------------------------------------------
            # 'client_oid': clientOrderId,
            'type': type,
            'side': side,
            'product_id': market['id'],
            # 'size': self.amount_to_precision(symbol, amount),
            # 'stp': 'dc',  # self-trade prevention, dc = decrease and cancel, co = cancel oldest, cn = cancel newest, cb = cancel both
            # 'stop': 'loss',  # "loss" = stop loss below price, "entry" = take profit above price
            # 'stop_price': self.price_to_precision(symbol, price),
            # limit order params ---------------------------------------------
            # 'price': self.price_to_precision(symbol, price),
            # 'size': self.amount_to_precision(symbol, amount),
            # 'time_in_force': 'GTC',  # GTC, GTT, IOC, or FOK
            # 'cancel_after' [optional]* min, hour, day, requires time_in_force to be GTT
            # 'post_only': False,  # invalid when time_in_force is IOC or FOK
            # market order params --------------------------------------------
            # 'size': self.amount_to_precision(symbol, amount),
            # 'funds': self.cost_to_precision(symbol, amount),
        }
        clientOrderId = self.safe_string_2(params, 'clientOrderId', 'client_oid')
        if clientOrderId is not None:
            request['client_oid'] = clientOrderId
            params = self.omit(params, ['clientOrderId', 'client_oid'])
        stopPrice = self.safe_float_2(params, 'stopPrice', 'stop_price')
        if stopPrice is not None:
            request['stop_price'] = self.price_to_precision(symbol, stopPrice)
            params = self.omit(params, ['stopPrice', 'stop_price'])
        timeInForce = self.safe_string_2(params, 'timeInForce', 'time_in_force')
        if timeInForce is not None:
            request['time_in_force'] = timeInForce
            params = self.omit(params, ['timeInForce', 'time_in_force'])
        if type == 'limit':
            request['price'] = self.price_to_precision(symbol, price)
            request['size'] = self.amount_to_precision(symbol, amount)
        elif type == 'market':
            cost = self.safe_float_2(params, 'cost', 'funds')
            if cost is None:
                if price is not None:
                    cost = amount * price
            else:
                params = self.omit(params, ['cost', 'funds'])
            if cost is not None:
                request['funds'] = self.cost_to_precision(symbol, cost)
            else:
                request['size'] = self.amount_to_precision(symbol, amount)
        response = self.privatePostOrders(self.extend(request, params))
        #
        #     {
        #         "id": "d0c5340b-6d6c-49d9-b567-48c4bfca13d2",
        #         "price": "0.10000000",
        #         "size": "0.01000000",
        #         "product_id": "BTC-USD",
        #         "side": "buy",
        #         "stp": "dc",
        #         "type": "limit",
        #         "time_in_force": "GTC",
        #         "post_only": False,
        #         "created_at": "2016-12-08T20:02:28.53864Z",
        #         "fill_fees": "0.0000000000000000",
        #         "filled_size": "0.00000000",
        #         "executed_value": "0.0000000000000000",
        #         "status": "pending",
        #         "settled": False
        #     }
        #
        return self.parse_order(response, market)

    def cancel_order(self, id, symbol=None, params={}):
        self.load_markets()
        request = {
            # 'product_id': market['id'],  # the request will be more performant if you include it
        }
        clientOrderId = self.safe_string_2(params, 'clientOrderId', 'client_oid')
        method = None
        if clientOrderId is None:
            method = 'privateDeleteOrdersId'
            request['id'] = id
        else:
            method = 'privateDeleteOrdersClientClientOid'
            request['client_oid'] = clientOrderId
            params = self.omit(params, ['clientOrderId', 'client_oid'])
        market = None
        if symbol is not None:
            market = self.market(symbol)
            request['product_id'] = market['symbol']  # the request will be more performant if you include it
        return getattr(self, method)(self.extend(request, params))

    def cancel_all_orders(self, symbol=None, params={}):
        self.load_markets()
        request = {}
        market = None
        if symbol is not None:
            market = self.market(symbol)
            request['product_id'] = market['symbol']  # the request will be more performant if you include it
        return self.privateDeleteOrders(self.extend(request, params))

    def calculate_fee(self, symbol, type, side, amount, price, takerOrMaker='taker', params={}):
        market = self.markets[symbol]
        rate = market[takerOrMaker]
        cost = amount * price
        currency = market['quote']
        return {
            'type': takerOrMaker,
            'currency': currency,
            'rate': rate,
            'cost': float(self.currency_to_precision(currency, rate * cost)),
        }

    def fetch_payment_methods(self, params={}):
        return self.privateGetPaymentMethods(params)

    def deposit(self, code, amount, address, params={}):
        self.load_markets()
        currency = self.currency(code)
        request = {
            'currency': currency['id'],
            'amount': amount,
        }
        method = 'privatePostDeposits'
        if 'payment_method_id' in params:
            # deposit from a payment_method, like a bank account
            method += 'PaymentMethod'
        elif 'coinbase_account_id' in params:
            # deposit into Coinbase Pro account from a Coinbase account
            method += 'CoinbaseAccount'
        else:
            # deposit methodotherwise we did not receive a supported deposit location
            # relevant docs link for the Googlers
            # https://docs.pro.coinbase.com/#deposits
            raise NotSupported(self.id + ' deposit() requires one of `coinbase_account_id` or `payment_method_id` extra params')
        response = getattr(self, method)(self.extend(request, params))
        if not response:
            raise ExchangeError(self.id + ' deposit() error: ' + self.json(response))
        return {
            'info': response,
            'id': response['id'],
        }

    def withdraw(self, code, amount, address, tag=None, params={}):
        self.check_address(address)
        self.load_markets()
        currency = self.currency(code)
        request = {
            'currency': currency['id'],
            'amount': amount,
        }
        method = 'privatePostWithdrawals'
        if 'payment_method_id' in params:
            method += 'PaymentMethod'
        elif 'coinbase_account_id' in params:
            method += 'CoinbaseAccount'
        else:
            method += 'Crypto'
            request['crypto_address'] = address
        response = getattr(self, method)(self.extend(request, params))
        if not response:
            raise ExchangeError(self.id + ' withdraw() error: ' + self.json(response))
        return {
            'info': response,
            'id': response['id'],
        }

    def fetch_transactions(self, code=None, since=None, limit=None, params={}):
        self.load_markets()
        self.load_accounts()
        currency = None
        id = self.safe_string(params, 'id')  # account id
        if id is None:
            if code is not None:
                currency = self.currency(code)
                accountsByCurrencyCode = self.index_by(self.accounts, 'currency')
                account = self.safe_value(accountsByCurrencyCode, code)
                if account is None:
                    raise ExchangeError(self.id + ' fetchTransactions() could not find account id for ' + code)
                id = account['id']
        request = {}
        if id is not None:
            request['id'] = id
        if limit is not None:
            request['limit'] = limit
        response = None
        if id is None:
            response = self.privateGetTransfers(self.extend(request, params))
            for i in range(0, len(response)):
                account_id = self.safe_string(response[i], 'account_id')
                account = self.safe_value(self.accountsById, account_id)
                code = self.safe_string(account, 'currency')
                response[i]['currency'] = code
        else:
            response = self.privateGetAccountsIdTransfers(self.extend(request, params))
            for i in range(0, len(response)):
                response[i]['currency'] = code
        return self.parse_transactions(response, currency, since, limit)

    def fetch_deposits(self, code=None, since=None, limit=None, params={}):
        return self.fetch_transactions(code, since, limit, self.extend(params, {'type': 'deposit'}))

    def fetch_withdrawals(self, code=None, since=None, limit=None, params={}):
        return self.fetch_transactions(code, since, limit, self.extend(params, {'type': 'withdraw'}))

    def parse_transaction_status(self, transaction):
        canceled = self.safe_value(transaction, 'canceled_at')
        if canceled:
            return 'canceled'
        processed = self.safe_value(transaction, 'processed_at')
        completed = self.safe_value(transaction, 'completed_at')
        if completed:
            return 'ok'
        elif processed and not completed:
            return 'failed'
        else:
            return 'pending'

    def parse_transaction(self, transaction, currency=None):
        details = self.safe_value(transaction, 'details', {})
        id = self.safe_string(transaction, 'id')
        txid = self.safe_string(details, 'crypto_transaction_hash')
        timestamp = self.parse8601(self.safe_string(transaction, 'created_at'))
        updated = self.parse8601(self.safe_string(transaction, 'processed_at'))
        currencyId = self.safe_string(transaction, 'currency')
        code = self.safe_currency_code(currencyId, currency)
        status = self.parse_transaction_status(transaction)
        amount = self.safe_float(transaction, 'amount')
        type = self.safe_string(transaction, 'type')
        address = self.safe_string(details, 'crypto_address')
        tag = self.safe_string(details, 'destination_tag')
        address = self.safe_string(transaction, 'crypto_address', address)
        fee = None
        if type == 'withdraw':
            type = 'withdrawal'
            address = self.safe_string(details, 'sent_to_address', address)
            feeCost = self.safe_float(details, 'fee')
            if feeCost is not None:
                if amount is not None:
                    amount -= feeCost
                fee = {
                    'cost': feeCost,
                    'currency': code,
                }
        return {
            'info': transaction,
            'id': id,
            'txid': txid,
            'timestamp': timestamp,
            'datetime': self.iso8601(timestamp),
            'address': address,
            'tag': tag,
            'type': type,
            'amount': amount,
            'currency': code,
            'status': status,
            'updated': updated,
            'fee': fee,
        }

    def sign(self, path, api='public', method='GET', params={}, headers=None, body=None):
        request = '/' + self.implode_params(path, params)
        query = self.omit(params, self.extract_params(path))
        if method == 'GET':
            if query:
                request += '?' + self.urlencode(query)
        url = self.urls['api'][api] + request
        if api == 'private':
            self.check_required_credentials()
            nonce = str(self.nonce())
            payload = ''
            if method != 'GET':
                if query:
                    body = self.json(query)
                    payload = body
            what = nonce + method + request + payload
            secret = self.base64_to_binary(self.secret)
            signature = self.hmac(self.encode(what), secret, hashlib.sha256, 'base64')
            headers = {
                'CB-ACCESS-KEY': self.apiKey,
                'CB-ACCESS-SIGN': signature,
                'CB-ACCESS-TIMESTAMP': nonce,
                'CB-ACCESS-PASSPHRASE': self.password,
                'Content-Type': 'application/json',
            }
        return {'url': url, 'method': method, 'body': body, 'headers': headers}

    def create_deposit_address(self, code, params={}):
        self.load_markets()
        currency = self.currency(code)
        accounts = self.safe_value(self.options, 'coinbaseAccounts')
        if accounts is None:
            accounts = self.privateGetCoinbaseAccounts()
            self.options['coinbaseAccounts'] = accounts  # cache it
            self.options['coinbaseAccountsByCurrencyId'] = self.index_by(accounts, 'currency')
        currencyId = currency['id']
        account = self.safe_value(self.options['coinbaseAccountsByCurrencyId'], currencyId)
        if account is None:
            # eslint-disable-next-line quotes
            raise InvalidAddress(self.id + " fetchDepositAddress() could not find currency code " + code + " with id = " + currencyId + " in self.options['coinbaseAccountsByCurrencyId']")
        request = {
            'id': account['id'],
        }
        response = self.privatePostCoinbaseAccountsIdAddresses(self.extend(request, params))
        address = self.safe_string(response, 'address')
        tag = self.safe_string(response, 'destination_tag')
        return {
            'currency': code,
            'address': self.check_address(address),
            'tag': tag,
            'info': response,
        }

    def handle_errors(self, code, reason, url, method, headers, body, response, requestHeaders, requestBody):
        if (code == 400) or (code == 404):
            if body[0] == '{':
                message = self.safe_string(response, 'message')
                feedback = self.id + ' ' + message
                self.throw_exactly_matched_exception(self.exceptions['exact'], message, feedback)
                self.throw_broadly_matched_exception(self.exceptions['broad'], message, feedback)
                raise ExchangeError(feedback)  # unknown message
            raise ExchangeError(self.id + ' ' + body)

    def request(self, path, api='public', method='GET', params={}, headers=None, body=None):
        response = self.fetch2(path, api, method, params, headers, body)
        if not isinstance(response, basestring):
            if 'message' in response:
                raise ExchangeError(self.id + ' ' + self.json(response))
        return response
