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bigone.php
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bigone.php
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<?php
namespace ccxt;
// 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
use Exception; // a common import
use ccxt\abstract\bigone as Exchange;
class bigone extends Exchange {
public function describe() {
return $this->deep_extend(parent::describe(), array(
'id' => 'bigone',
'name' => 'BigONE',
'countries' => array( 'CN' ),
'version' => 'v3',
'rateLimit' => 20, // 500 requests per 10 seconds
'has' => array(
'CORS' => null,
'spot' => true,
'margin' => false,
'swap' => null, // has but unimplemented
'future' => null, // has but unimplemented
'option' => false,
'cancelAllOrders' => true,
'cancelOrder' => true,
'createMarketBuyOrderWithCost' => true,
'createMarketOrderWithCost' => false,
'createMarketSellOrderWithCost' => false,
'createOrder' => true,
'createPostOnlyOrder' => true,
'createStopLimitOrder' => true,
'createStopMarketOrder' => true,
'createStopOrder' => true,
'fetchBalance' => true,
'fetchClosedOrders' => true,
'fetchCurrencies' => true,
'fetchDepositAddress' => true,
'fetchDeposits' => true,
'fetchFundingRate' => false,
'fetchMarkets' => true,
'fetchMyTrades' => true,
'fetchOHLCV' => true,
'fetchOpenOrders' => true,
'fetchOrder' => true,
'fetchOrderBook' => true,
'fetchOrders' => true,
'fetchTicker' => true,
'fetchTickers' => true,
'fetchTime' => true,
'fetchTrades' => true,
'fetchTradingFee' => false,
'fetchTradingFees' => false,
'fetchTransactionFees' => false,
'fetchWithdrawals' => true,
'transfer' => true,
'withdraw' => true,
),
'timeframes' => array(
'1m' => 'min1',
'5m' => 'min5',
'15m' => 'min15',
'30m' => 'min30',
'1h' => 'hour1',
'3h' => 'hour3',
'4h' => 'hour4',
'6h' => 'hour6',
'12h' => 'hour12',
'1d' => 'day1',
'1w' => 'week1',
'1M' => 'month1',
),
'hostname' => 'big.one', // or 'bigone.com'
'urls' => array(
'logo' => 'https://user-images.githubusercontent.com/1294454/69354403-1d532180-0c91-11ea-88ed-44c06cefdf87.jpg',
'api' => array(
'public' => 'https://{hostname}/api/v3',
'private' => 'https://{hostname}/api/v3/viewer',
'contractPublic' => 'https://{hostname}/api/contract/v2',
'contractPrivate' => 'https://{hostname}/api/contract/v2',
'webExchange' => 'https://{hostname}/api/',
),
'www' => 'https://big.one',
'doc' => 'https://open.big.one/docs/api.html',
'fees' => 'https://bigone.zendesk.com/hc/en-us/articles/115001933374-BigONE-Fee-Policy',
'referral' => 'https://b1.run/users/new?code=D3LLBVFT',
),
'api' => array(
'public' => array(
'get' => array(
'ping',
'asset_pairs',
'asset_pairs/{asset_pair_name}/depth',
'asset_pairs/{asset_pair_name}/trades',
'asset_pairs/{asset_pair_name}/ticker',
'asset_pairs/{asset_pair_name}/candles',
'asset_pairs/tickers',
),
),
'private' => array(
'get' => array(
'accounts',
'fund/accounts',
'assets/{asset_symbol}/address',
'orders',
'orders/{id}',
'orders/multi',
'trades',
'withdrawals',
'deposits',
),
'post' => array(
'orders',
'orders/{id}/cancel',
'orders/cancel',
'withdrawals',
'transfer',
),
),
'contractPublic' => array(
'get' => array(
'symbols',
'instruments',
'depth@{symbol}/snapshot',
'instruments/difference',
'instruments/prices',
),
),
'contractPrivate' => array(
'get' => array(
'accounts',
'orders/{id}',
'orders',
'orders/opening',
'orders/count',
'orders/opening/count',
'trades',
'trades/count',
),
'post' => array(
'orders',
'orders/batch',
),
'put' => array(
'positions/{symbol}/margin',
'positions/{symbol}/risk-limit',
),
'delete' => array(
'orders/{id}',
'orders/batch',
),
),
'webExchange' => array(
'get' => array(
'uc/v2/assets',
),
),
),
'fees' => array(
'trading' => array(
'maker' => $this->parse_number('0.001'),
'taker' => $this->parse_number('0.001'),
),
'funding' => array(
'withdraw' => array(),
),
),
'options' => array(
'createMarketBuyOrderRequiresPrice' => true,
'accountsByType' => array(
'spot' => 'SPOT',
'fund' => 'FUND',
'funding' => 'FUND',
'future' => 'CONTRACT',
'swap' => 'CONTRACT',
),
'transfer' => array(
'fillResponseFromRequest' => true,
),
'exchangeMillisecondsCorrection' => -100,
'fetchCurrencies' => array(
'webApiEnable' => true, // fetches from WEB
'webApiRetries' => 5,
'webApiMuteFailure' => true,
),
'defaultNetwork' => 'ERC20',
'defaultNetworks' => array(
'USDT' => 'TRC20',
),
'networks' => array(
'ABBC' => 'ABBC',
'ACA' => 'Acala',
'AE' => 'Aeternity',
'ALGO' => 'Algorand',
'APT' => 'Aptos',
'AR' => 'Arweave',
'ASTR' => 'Astar',
'AVAXC' => 'Avax',
'AVAXX' => 'AvaxChain',
'BEAM' => 'Beam',
'BEP20' => 'BinanceSmartChain',
'BITCI' => 'BitciChain',
'BTC' => 'Bitcoin',
'BCH' => 'BitcoinCash',
'BSV' => 'BitcoinSV',
'CELO' => 'Celo',
'CKKB' => 'CKB',
'ATOM' => 'Cosmos',
'CRC20' => 'CRO',
'DASH' => 'Dash',
'DOGE' => 'Dogecoin',
'XEC' => 'ECash',
'EOS' => 'EOS',
'ETH' => 'Ethereum',
'ETC' => 'EthereumClassic',
'ETHW' => 'EthereumPow',
'FTM' => 'Fantom',
'FIL' => 'Filecoin',
'FSN' => 'Fusion',
'GRIN' => 'Grin',
'ONE' => 'Harmony',
'HRC20' => 'Hecochain',
'HBAR' => 'Hedera',
'HNT' => 'Helium',
'ZEN' => 'Horizen',
'IOST' => 'IOST',
'IRIS' => 'IRIS',
'KLAY' => 'Klaytn',
'KSM' => 'Kusama',
'LTC' => 'Litecoin',
'XMR' => 'Monero',
'GLMR' => 'Moonbeam',
'NEAR' => 'Near',
'NEO' => 'Neo',
'NEON3' => 'NeoN3',
'OASIS' => 'Oasis',
'OKC' => 'Okexchain',
'ONT' => 'Ontology',
'OPTIMISM' => 'Optimism',
'DOT' => 'Polkadot',
'MATIC' => 'Polygon',
'QTUM' => 'Qtum',
'REI' => 'REI',
'XRP' => 'Ripple',
'SGB' => 'SGB',
'SDN' => 'Shiden',
'SOL' => 'Solana',
'XLM' => 'Stellar',
'TERA' => 'Tera',
'XTZ' => 'Tezos',
'TRC20' => 'Tron',
'VET' => 'Vechain',
'VSYS' => 'VSystems',
'WAX' => 'WAX',
'ZEC' => 'Zcash',
// todo => uncomment after consensus
// 'BITSHARES_OLD' => 'Bitshares',
// 'BITSHARES_NEW' => 'NewBitshares',
// 'MOBILECOIN' => 'Mobilecoin',
// 'LBRY' => 'Lbry',
// 'ZEEPIN' => 'Zeepin',
// 'WAYFCOIN' => 'Wayfcoin',
// 'UCACOIN' => 'Ucacoin',
// 'VANILLACASH' => 'Vcash',
// 'LAMDEN' => 'Lamden',
// 'GXSHARES' => 'Gxshares',
// 'ICP' => 'Dfinity',
// 'CLOVER' => 'Clover',
// 'CLASSZZ' => 'Classzz',
// 'CLASSZZ_V2' => 'ClasszzV2',
// 'CHAINX_V2' => 'ChainxV2',
// 'BITCOINDIAMON' => 'BitcoinDiamond',
// 'BITCOINGOLD' => 'BitcoinGold',
// 'BUTTRUSTSYSTEM' => 'BitTrustSystem',
// 'BYTOM_V2' => 'BytomV2',
// 'LIBONOMY' => 'Libonomy',
// 'TERRACLASSIC' => 'Terra',
// 'TERRA' => 'Terra2',
// 'SUPERBITCOIN' => 'SuperBitcoin',
// 'SIACLASSIC' => 'Sia',
// 'SIACOIN' => 'SiaCore',
// 'PARALLELFINANCE' => 'Parallel',
// 'PLCULTIMA' => 'Plcu',
// 'PLCULTIMA2' => 'Plcu2',
// undetermined => XinFin, YAS, Ycash
),
),
'precisionMode' => TICK_SIZE,
'exceptions' => array(
'exact' => array(
'10001' => '\\ccxt\\BadRequest', // syntax error
'10005' => '\\ccxt\\ExchangeError', // internal error
"Amount's scale must greater than AssetPair's base scale" => '\\ccxt\\InvalidOrder',
"Price mulit with amount should larger than AssetPair's min_quote_value" => '\\ccxt\\InvalidOrder',
'10007' => '\\ccxt\\BadRequest', // parameter error, array("code":10007,"message":"Amount's scale must greater than AssetPair's base scale")
'10011' => '\\ccxt\\ExchangeError', // system error
'10013' => '\\ccxt\\BadSymbol', // array("code":10013,"message":"Resource not found")
'10014' => '\\ccxt\\InsufficientFunds', // array("code":10014,"message":"Insufficient funds")
'10403' => '\\ccxt\\PermissionDenied', // permission denied
'10429' => '\\ccxt\\RateLimitExceeded', // too many requests
'40004' => '\\ccxt\\AuthenticationError', // array("code":40004,"message":"invalid jwt")
'40103' => '\\ccxt\\AuthenticationError', // invalid otp code
'40104' => '\\ccxt\\AuthenticationError', // invalid asset pin code
'40301' => '\\ccxt\\PermissionDenied', // array("code":40301,"message":"Permission denied withdrawal create")
'40302' => '\\ccxt\\ExchangeError', // already requested
'40601' => '\\ccxt\\ExchangeError', // resource is locked
'40602' => '\\ccxt\\ExchangeError', // resource is depleted
'40603' => '\\ccxt\\InsufficientFunds', // insufficient resource
'40604' => '\\ccxt\\InvalidOrder', // array("code":40604,"message":"Price exceed the maximum order price")
'40605' => '\\ccxt\\InvalidOrder', // array("code":40605,"message":"Price less than the minimum order price")
'40120' => '\\ccxt\\InvalidOrder', // Order is in trading
'40121' => '\\ccxt\\InvalidOrder', // Order is already cancelled or filled
'60100' => '\\ccxt\\BadSymbol', // array("code":60100,"message":"Asset pair is suspended")
),
'broad' => array(
),
),
'commonCurrencies' => array(
'CRE' => 'Cybereits',
'FXT' => 'FXTTOKEN',
'FREE' => 'FreeRossDAO',
'MBN' => 'Mobilian Coin',
'ONE' => 'BigONE Token',
),
));
}
public function fetch_currencies($params = array ()): ?array {
/**
* fetches all available currencies on an exchange
* @param {dict} [$params] extra parameters specific to the exchange API endpoint
* @return {dict} an associative dictionary of currencies
*/
// we use undocumented link (possible, less informative alternative is : https://big.one/api/uc/v3/assets/accounts)
$data = $this->fetch_web_endpoint('fetchCurrencies', 'webExchangeGetUcV2Assets', true);
if ($data === null) {
return null;
}
//
// {
// "code" => "0",
// "message" => "",
// "data" => array(
// array(
// "name" => "TetherUS",
// "symbol" => "USDT",
// "contract_address" => "31",
// "is_deposit_enabled" => true,
// "is_withdrawal_enabled" => true,
// "is_stub" => false,
// "withdrawal_fee" => "5.0",
// "is_fiat" => false,
// "is_memo_required" => false,
// "logo" => array(
// "default" => "https://assets.peatio.com/assets/v1/color/normal/usdt.png",
// "white" => "https://assets.peatio.com/assets/v1/white/normal/usdt.png",
// ),
// "info_link" => null,
// "scale" => "12",
// "default_gateway" => ..., // one object from "gateways"
// "gateways" => array(
// array(
// "uuid" => "f0fa5a85-7f65-428a-b7b7-13aad55c2837",
// "name" => "Mixin",
// "kind" => "CHAIN",
// "required_confirmations" => "0",
// ),
// array(
// "uuid" => "b75446c6-1446-4c8d-b3d1-39f385b0a926",
// "name" => "Ethereum",
// "kind" => "CHAIN",
// "required_confirmations" => "18",
// ),
// array(
// "uuid" => "fe9b1b0b-e55c-4017-b5ce-16f524df5fc0",
// "name" => "Tron",
// "kind" => "CHAIN",
// "required_confirmations" => "1",
// ),
// ...
// ),
// "payments" => array(),
// "uuid" => "17082d1c-0195-4fb6-8779-2cdbcb9eeb3c",
// "binding_gateways" => array(
// array(
// "guid" => "07efc37f-d1ec-4bc9-8339-a745256ea2ba",
// "contract_address" => "0xdac17f958d2ee523a2206206994597c13d831ec7",
// "is_deposit_enabled" => true,
// "display_name" => "Ethereum(ERC20)",
// "gateway_name" => "Ethereum",
// "min_withdrawal_amount" => "0.000001",
// "min_internal_withdrawal_amount" => "0.00000001",
// "withdrawal_fee" => "14",
// "is_withdrawal_enabled" => true,
// "min_deposit_amount" => "0.000001",
// "is_memo_required" => false,
// "withdrawal_scale" => "2",
// "gateway" => array(
// "uuid" => "b75446c6-1446-4c8d-b3d1-39f385b0a926",
// "name" => "Ethereum",
// "kind" => "CHAIN",
// "required_confirmations" => "18",
// ),
// "scale" => "12",
// ),
// array(
// "guid" => "b80a4d13-cac7-4319-842d-b33c3bfab8ec",
// "contract_address" => "TR7NHqjeKQxGTCi8q8ZY4pL8otSzgjLj6t",
// "is_deposit_enabled" => true,
// "display_name" => "Tron(TRC20)",
// "gateway_name" => "Tron",
// "min_withdrawal_amount" => "0.000001",
// "min_internal_withdrawal_amount" => "0.00000001",
// "withdrawal_fee" => "1",
// "is_withdrawal_enabled" => true,
// "min_deposit_amount" => "0.000001",
// "is_memo_required" => false,
// "withdrawal_scale" => "6",
// "gateway" => array(
// "uuid" => "fe9b1b0b-e55c-4017-b5ce-16f524df5fc0",
// "name" => "Tron",
// "kind" => "CHAIN",
// "required_confirmations" => "1",
// ),
// "scale" => "12",
// ),
// ...
// ),
// ),
// ...
// ),
// }
//
$currenciesData = $this->safe_list($data, 'data', array());
$result = array();
for ($i = 0; $i < count($currenciesData); $i++) {
$currency = $currenciesData[$i];
$id = $this->safe_string($currency, 'symbol');
$code = $this->safe_currency_code($id);
$name = $this->safe_string($currency, 'name');
$type = $this->safe_bool($currency, 'is_fiat') ? 'fiat' : 'crypto';
$networks = array();
$chains = $this->safe_list($currency, 'binding_gateways', array());
$currencyMaxPrecision = $this->parse_precision($this->safe_string_2($currency, 'withdrawal_scale', 'scale'));
$currencyDepositEnabled = null;
$currencyWithdrawEnabled = null;
for ($j = 0; $j < count($chains); $j++) {
$chain = $chains[$j];
$networkId = $this->safe_string($chain, 'gateway_name');
$networkCode = $this->network_id_to_code($networkId);
$deposit = $this->safe_bool($chain, 'is_deposit_enabled');
$withdraw = $this->safe_bool($chain, 'is_withdrawal_enabled');
$isActive = ($deposit && $withdraw);
$minDepositAmount = $this->safe_string($chain, 'min_deposit_amount');
$minWithdrawalAmount = $this->safe_string($chain, 'min_withdrawal_amount');
$withdrawalFee = $this->safe_string($chain, 'withdrawal_fee');
$precision = $this->parse_precision($this->safe_string_2($chain, 'withdrawal_scale', 'scale'));
$networks[$networkCode] = array(
'id' => $networkId,
'network' => $networkCode,
'margin' => null,
'deposit' => $deposit,
'withdraw' => $withdraw,
'active' => $isActive,
'fee' => $this->parse_number($withdrawalFee),
'precision' => $this->parse_number($precision),
'limits' => array(
'deposit' => array(
'min' => $minDepositAmount,
'max' => null,
),
'withdraw' => array(
'min' => $minWithdrawalAmount,
'max' => null,
),
),
'info' => $chain,
);
// fill global values
$currencyDepositEnabled = ($currencyDepositEnabled === null) || $deposit ? $deposit : $currencyDepositEnabled;
$currencyWithdrawEnabled = ($currencyWithdrawEnabled === null) || $withdraw ? $withdraw : $currencyWithdrawEnabled;
$currencyMaxPrecision = ($currencyMaxPrecision === null) || Precise::string_gt($currencyMaxPrecision, $precision) ? $precision : $currencyMaxPrecision;
}
$result[$code] = array(
'id' => $id,
'code' => $code,
'info' => $currency,
'name' => $name,
'type' => $type,
'active' => null,
'deposit' => $currencyDepositEnabled,
'withdraw' => $currencyWithdrawEnabled,
'fee' => null,
'precision' => $this->parse_number($currencyMaxPrecision),
'limits' => array(
'amount' => array(
'min' => null,
'max' => null,
),
'withdraw' => array(
'min' => null,
'max' => null,
),
),
'networks' => $networks,
);
}
return $result;
}
public function fetch_markets($params = array ()): array {
/**
* retrieves data on all $markets for bigone
* @see https://open.big.one/docs/spot_asset_pair.html
* @param {array} [$params] extra parameters specific to the exchange API endpoint
* @return {array[]} an array of objects representing $market data
*/
$promises = array( $this->publicGetAssetPairs ($params), $this->contractPublicGetSymbols ($params) );
$promisesResult = $promises;
$response = $promisesResult[0];
$contractResponse = $promisesResult[1];
//
// {
// "code":0,
// "data":array(
// array(
// "id":"01e48809-b42f-4a38-96b1-c4c547365db1",
// "name":"PCX-BTC",
// "quote_scale":7,
// "quote_asset":array(
// "id":"0df9c3c3-255a-46d7-ab82-dedae169fba9",
// "symbol":"BTC",
// "name":"Bitcoin",
// ),
// "base_asset":array(
// "id":"405484f7-4b03-4378-a9c1-2bd718ecab51",
// "symbol":"PCX",
// "name":"ChainX",
// ),
// "base_scale":3,
// "min_quote_value":"0.0001",
// "max_quote_value":"35"
// ),
// )
// }
//
//
// array(
// array(
// "baseCurrency" => "BTC",
// "multiplier" => 1,
// "enable" => true,
// "priceStep" => 0.5,
// "maxRiskLimit" => 1000,
// "pricePrecision" => 1,
// "maintenanceMargin" => 0.00500,
// "symbol" => "BTCUSD",
// "valuePrecision" => 4,
// "minRiskLimit" => 100,
// "riskLimit" => 100,
// "isInverse" => true,
// "riskStep" => 1,
// "settleCurrency" => "BTC",
// "baseName" => "Bitcoin",
// "feePrecision" => 8,
// "priceMin" => 0.5,
// "priceMax" => 1E+6,
// "initialMargin" => 0.01000,
// "quoteCurrency" => "USD"
// ),
// ...
// )
//
$markets = $this->safe_list($response, 'data', array());
$result = array();
for ($i = 0; $i < count($markets); $i++) {
$market = $markets[$i];
$baseAsset = $this->safe_dict($market, 'base_asset', array());
$quoteAsset = $this->safe_dict($market, 'quote_asset', array());
$baseId = $this->safe_string($baseAsset, 'symbol');
$quoteId = $this->safe_string($quoteAsset, 'symbol');
$base = $this->safe_currency_code($baseId);
$quote = $this->safe_currency_code($quoteId);
$result[] = $this->safe_market_structure(array(
'id' => $this->safe_string($market, 'name'),
'uuid' => $this->safe_string($market, 'id'),
'symbol' => $base . '/' . $quote,
'base' => $base,
'quote' => $quote,
'settle' => null,
'baseId' => $baseId,
'quoteId' => $quoteId,
'settleId' => null,
'type' => 'spot',
'spot' => true,
'margin' => false,
'swap' => false,
'future' => false,
'option' => false,
'active' => true,
'contract' => false,
'linear' => null,
'inverse' => null,
'contractSize' => null,
'expiry' => null,
'expiryDatetime' => null,
'strike' => null,
'optionType' => null,
'precision' => array(
'amount' => $this->parse_number($this->parse_precision($this->safe_string($market, 'base_scale'))),
'price' => $this->parse_number($this->parse_precision($this->safe_string($market, 'quote_scale'))),
),
'limits' => array(
'leverage' => array(
'min' => null,
'max' => null,
),
'amount' => array(
'min' => null,
'max' => null,
),
'price' => array(
'min' => null,
'max' => null,
),
'cost' => array(
'min' => $this->safe_number($market, 'min_quote_value'),
'max' => $this->safe_number($market, 'max_quote_value'),
),
),
'created' => null,
'info' => $market,
));
}
for ($i = 0; $i < count($contractResponse); $i++) {
$market = $contractResponse[$i];
$baseId = $this->safe_string($market, 'baseCurrency');
$quoteId = $this->safe_string($market, 'quoteCurrency');
$settleId = $this->safe_string($market, 'settleCurrency');
$marketId = $this->safe_string($market, 'symbol');
$base = $this->safe_currency_code($baseId);
$quote = $this->safe_currency_code($quoteId);
$settle = $this->safe_currency_code($settleId);
$inverse = $this->safe_bool($market, 'isInverse');
$result[] = $this->safe_market_structure(array(
'id' => $marketId,
'symbol' => $base . '/' . $quote . ':' . $settle,
'base' => $base,
'quote' => $quote,
'settle' => $settle,
'baseId' => $baseId,
'quoteId' => $quoteId,
'settleId' => $settleId,
'type' => 'swap',
'spot' => false,
'margin' => false,
'swap' => true,
'future' => false,
'option' => false,
'active' => $this->safe_bool($market, 'enable'),
'contract' => true,
'linear' => !$inverse,
'inverse' => $inverse,
'contractSize' => $this->safe_number($market, 'multiplier'),
'expiry' => null,
'expiryDatetime' => null,
'strike' => null,
'optionType' => null,
'precision' => array(
'amount' => $this->parse_number($this->parse_precision($this->safe_string($market, 'valuePrecision'))),
'price' => $this->parse_number($this->parse_precision($this->safe_string($market, 'pricePrecision'))),
),
'limits' => array(
'leverage' => array(
'min' => null,
'max' => null,
),
'amount' => array(
'min' => null,
'max' => null,
),
'price' => array(
'min' => $this->safe_number($market, 'priceMin'),
'max' => $this->safe_number($market, 'priceMax'),
),
'cost' => array(
'min' => $this->safe_number($market, 'initialMargin'),
'max' => null,
),
),
'info' => $market,
));
}
return $result;
}
public function parse_ticker(array $ticker, ?array $market = null): array {
//
// spot
//
// {
// "asset_pair_name" => "ETH-BTC",
// "bid" => array(
// "price" => "0.021593",
// "order_count" => 1,
// "quantity" => "0.20936"
// ),
// "ask" => array(
// "price" => "0.021613",
// "order_count" => 1,
// "quantity" => "2.87064"
// ),
// "open" => "0.021795",
// "high" => "0.021795",
// "low" => "0.021471",
// "close" => "0.021613",
// "volume" => "117078.90431",
// "daily_change" => "-0.000182"
// }
//
// contract
//
// {
// "usdtPrice" => 1.00031998,
// "symbol" => "BTCUSD",
// "btcPrice" => 34700.4,
// "ethPrice" => 1787.83,
// "nextFundingRate" => 0.00010,
// "fundingRate" => 0.00010,
// "latestPrice" => 34708.5,
// "last24hPriceChange" => 0.0321,
// "indexPrice" => 34700.4,
// "volume24h" => 261319063,
// "turnover24h" => 8204.129380685496,
// "nextFundingTime" => 1698285600000,
// "markPrice" => 34702.4646738,
// "last24hMaxPrice" => 35127.5,
// "volume24hInUsd" => 0.0,
// "openValue" => 32.88054722085945,
// "last24hMinPrice" => 33552.0,
// "openInterest" => 1141372.0
// }
//
$marketType = (is_array($ticker) && array_key_exists('asset_pair_name', $ticker)) ? 'spot' : 'swap';
$marketId = $this->safe_string_2($ticker, 'asset_pair_name', 'symbol');
$symbol = $this->safe_symbol($marketId, $market, '-', $marketType);
$close = $this->safe_string_2($ticker, 'close', 'latestPrice');
$bid = $this->safe_dict($ticker, 'bid', array());
$ask = $this->safe_dict($ticker, 'ask', array());
return $this->safe_ticker(array(
'symbol' => $symbol,
'timestamp' => null,
'datetime' => null,
'high' => $this->safe_string_2($ticker, 'high', 'last24hMaxPrice'),
'low' => $this->safe_string_2($ticker, 'low', 'last24hMinPrice'),
'bid' => $this->safe_string($bid, 'price'),
'bidVolume' => $this->safe_string($bid, 'quantity'),
'ask' => $this->safe_string($ask, 'price'),
'askVolume' => $this->safe_string($ask, 'quantity'),
'vwap' => null,
'open' => $this->safe_string($ticker, 'open'),
'close' => $close,
'last' => $close,
'previousClose' => null,
'change' => $this->safe_string_2($ticker, 'daily_change', 'last24hPriceChange'),
'percentage' => null,
'average' => null,
'baseVolume' => $this->safe_string_2($ticker, 'volume', 'volume24h'),
'quoteVolume' => $this->safe_string($ticker, 'volume24hInUsd'),
'info' => $ticker,
), $market);
}
public function fetch_ticker(string $symbol, $params = array ()): array {
/**
* fetches a price $ticker, a statistical calculation with the information calculated over the past 24 hours for a specific $market
* @see https://open.big.one/docs/spot_tickers.html
* @param {string} $symbol unified $symbol of the $market to fetch the $ticker for
* @param {array} [$params] extra parameters specific to the exchange API endpoint
* @return {array} a ~@link https://docs.ccxt.com/#/?id=$ticker-structure $ticker structure~
*/
$this->load_markets();
$market = $this->market($symbol);
$type = null;
list($type, $params) = $this->handle_market_type_and_params('fetchTicker', $market, $params);
if ($type === 'spot') {
$request = array(
'asset_pair_name' => $market['id'],
);
$response = $this->publicGetAssetPairsAssetPairNameTicker ($this->extend($request, $params));
//
// {
// "code":0,
// "data":{
// "asset_pair_name":"ETH-BTC",
// "bid":array("price":"0.021593","order_count":1,"quantity":"0.20936"),
// "ask":array("price":"0.021613","order_count":1,"quantity":"2.87064"),
// "open":"0.021795",
// "high":"0.021795",
// "low":"0.021471",
// "close":"0.021613",
// "volume":"117078.90431",
// "daily_change":"-0.000182"
// }
// }
//
$ticker = $this->safe_dict($response, 'data', array());
return $this->parse_ticker($ticker, $market);
} else {
$tickers = $this->fetch_tickers(array( $symbol ), $params);
return $this->safe_value($tickers, $symbol);
}
}
public function fetch_tickers(?array $symbols = null, $params = array ()): array {
/**
* fetches price $tickers for multiple markets, statistical information calculated over the past 24 hours for each $market
* @see https://open.big.one/docs/spot_tickers.html
* @param {string[]} [$symbols] unified $symbols of the markets to fetch the ticker for, all $market $tickers are returned if not assigned
* @param {array} [$params] extra parameters specific to the exchange API endpoint
* @return {array} a dictionary of ~@link https://docs.ccxt.com/#/?id=ticker-structure ticker structures~
*/
$this->load_markets();
$market = null;
$symbol = $this->safe_string($symbols, 0);
if ($symbol !== null) {
$market = $this->market($symbol);
}
$type = null;
list($type, $params) = $this->handle_market_type_and_params('fetchTickers', $market, $params);
$isSpot = $type === 'spot';
$request = array();
$symbols = $this->market_symbols($symbols);
$data = null;
if ($isSpot) {
if ($symbols !== null) {
$ids = $this->market_ids($symbols);
$request['pair_names'] = implode(',', $ids);
}
$response = $this->publicGetAssetPairsTickers ($this->extend($request, $params));
//
// {
// "code" => 0,
// "data" => array(
// array(
// "asset_pair_name" => "PCX-BTC",
// "bid" => array(
// "price" => "0.000234",
// "order_count" => 1,
// "quantity" => "0.518"
// ),
// "ask" => array(
// "price" => "0.0002348",
// "order_count" => 1,
// "quantity" => "2.348"
// ),
// "open" => "0.0002343",
// "high" => "0.0002348",
// "low" => "0.0002162",
// "close" => "0.0002348",
// "volume" => "12887.016",
// "daily_change" => "0.0000005"
// ),
// ...
// )
// }
//
$data = $this->safe_list($response, 'data', array());
} else {
$data = $this->contractPublicGetInstruments ($params);
//
// array(
// {
// "usdtPrice" => 1.00031998,
// "symbol" => "BTCUSD",
// "btcPrice" => 34700.4,
// "ethPrice" => 1787.83,
// "nextFundingRate" => 0.00010,
// "fundingRate" => 0.00010,
// "latestPrice" => 34708.5,
// "last24hPriceChange" => 0.0321,
// "indexPrice" => 34700.4,
// "volume24h" => 261319063,
// "turnover24h" => 8204.129380685496,
// "nextFundingTime" => 1698285600000,
// "markPrice" => 34702.4646738,
// "last24hMaxPrice" => 35127.5,
// "volume24hInUsd" => 0.0,
// "openValue" => 32.88054722085945,
// "last24hMinPrice" => 33552.0,
// "openInterest" => 1141372.0
// }
// ...
// )
//
}
$tickers = $this->parse_tickers($data, $symbols);
return $this->filter_by_array_tickers($tickers, 'symbol', $symbols);
}
public function fetch_time($params = array ()) {
/**
* fetches the current integer $timestamp in milliseconds from the exchange server
* @see https://open.big.one/docs/spot_ping.html
* @param {array} [$params] extra parameters specific to the exchange API endpoint
* @return {int} the current integer $timestamp in milliseconds from the exchange server
*/
$response = $this->publicGetPing ($params);
//
// {
// "data" => {
// "timestamp" => 1527665262168391000
// }
// }
//
$data = $this->safe_dict($response, 'data', array());
$timestamp = $this->safe_integer($data, 'Timestamp');
return $this->parse_to_int($timestamp / 1000000);
}
public function fetch_order_book(string $symbol, ?int $limit = null, $params = array ()): array {
/**
* fetches information on open orders with bid (buy) and ask (sell) prices, volumes and other data
* @see https://open.big.one/docs/contract_misc.html#get-$orderbook-snapshot
* @param {string} $symbol unified $symbol of the $market to fetch the order book for
* @param {int} [$limit] the maximum amount of order book entries to return
* @param {array} [$params] extra parameters specific to the exchange API endpoint
* @return {array} A dictionary of ~@link https://docs.ccxt.com/#/?id=order-book-structure order book structures~ indexed by $market symbols
*/
$this->load_markets();
$market = $this->market($symbol);
$response = null;
if ($market['contract']) {
$request = array(
'symbol' => $market['id'],
);
$response = $this->contractPublicGetDepthSymbolSnapshot ($this->extend($request, $params));
//
// {
// bids => array(
// '20000' => '20',
// ...
// '34552' => '64851',
// '34526.5' => '59594',
// ...
// '34551.5' => '29711'
// ),
// asks => array(
// '34557' => '34395',
// ...
// '40000' => '20',
// '34611.5' => '56024',
// ...
// '34578.5' => '66367'
// ),
// to => '59737174',
// lastPrice => '34554.5',
// bestPrices => array(
// ask => '34557.0',
// bid => '34552.0'
// ),
// from => '0'
// }
//
return $this->parse_contract_order_book($response, $market['symbol'], $limit);
} else {
$request = array(
'asset_pair_name' => $market['id'],
);
if ($limit !== null) {
$request['limit'] = $limit; // default 50, max 200
}
$response = $this->publicGetAssetPairsAssetPairNameDepth ($this->extend($request, $params));
//
// {
// "code":0,
// "data" => {
// "asset_pair_name" => "EOS-BTC",
// "bids" => array(
// array( "price" => "42", "order_count" => 4, "quantity" => "23.33363711" )
// ),
// "asks" => array(
// array( "price" => "45", "order_count" => 2, "quantity" => "4193.3283464" )
// )
// }
// }
//
$orderbook = $this->safe_dict($response, 'data', array());
return $this->parse_order_book($orderbook, $market['symbol'], null, 'bids', 'asks', 'price', 'quantity');
}
}
public function parse_contract_bids_asks($bidsAsks) {
$bidsAsksKeys = is_array($bidsAsks) ? array_keys($bidsAsks) : array();
$result = array();
for ($i = 0; $i < count($bidsAsksKeys); $i++) {
$price = $bidsAsksKeys[$i];
$amount = $bidsAsks[$price];