assert Precise.string_mul(a, x) == '2'
assert Precise.string_mul(y, a) == '6969690000000000000'
assert Precise.string_mul(a, y) == '6969690000000000000'
assert Precise.string_div(y, a) == '696.969'
assert Precise.string_div(y, a, -1) == '690'
assert Precise.string_div(y, a, 0) == '696'
assert Precise.string_div(y, a, 1) == '696.9'
assert Precise.string_div(y, a, 2) == '696.96'
assert Precise.string_div(a, y) == '0.001434784043479695'
assert Precise.string_abs('0') == '0'
assert Precise.string_abs('-0') == '0'
assert Precise.string_abs('-500.1') == '500.1'
assert Precise.string_abs('213') == '213'
assert Precise.string_neg('0') == '0'
assert Precise.string_neg('-0') == '0'
assert Precise.string_neg('-500.1') == '500.1'
assert Precise.string_neg('213') == '-213'
assert Precise.string_mod('57.123', '10') == '7.123'
assert Precise.string_mod('18', '6') == '0'
assert Precise.string_mod('10.1', '0.5') == '0.1'
assert Precise.string_mod('10000000', '5555') == '1000'
assert Precise.string_mod('5550', '120') == '30'
assert Precise.string_pow('10', '2') == '100'
assert Precise.string_pow('4', '4') == '256'
assert Precise.string_pow('10000', '3') == '1000000000000'
assert Precise.string_pow('5', '0') == '1'
async def create_order(self,
symbol,
type,
side,
amount,
price=None,
params={}):
self.check_required_dependencies()
if self.apiKey is None:
raise ArgumentsRequired(
'createOrder() requires self.apiKey or userid in params')
await self.load_markets()
market = self.market(symbol)
sideNum = None
typeNum = None
if side == 'sell':
sideNum = 1
else:
sideNum = 2
if type == 'limit':
typeNum = 1
else:
typeNum = 2
price = 0
normalSymbol = market['normalSymbol']
baseId = market['baseId']
baseCurrency = self.currency(market['base'])
amountTruncated = self.amount_to_precision(symbol, amount)
amountTruncatedPrecise = Precise(amountTruncated)
amountTruncatedPrecise.reduce()
amountTruncatedPrecise.decimals -= baseCurrency['precision']
amountChain = str(amountTruncatedPrecise)
amountChainString = self.number_to_string(amountChain)
quoteId = market['quoteId']
quoteCurrency = self.currency(market['quote'])
priceRounded = self.price_to_precision(symbol, price)
priceRoundedPrecise = Precise(priceRounded)
priceRoundedPrecise.reduce()
priceRoundedPrecise.decimals -= quoteCurrency['precision']
priceChain = str(priceRoundedPrecise)
priceChainString = self.number_to_string(priceChain)
now = self.milliseconds()
expiryDelta = self.safe_integer(self.options, 'orderExpiration',
31536000000)
expiration = self.milliseconds() + expiryDelta
datetime = self.iso8601(now)
datetime = datetime.split('.')[0]
expirationDatetime = self.iso8601(expiration)
expirationDatetime = expirationDatetime.split('.')[0]
defaultDappId = 'Sagittarius'
dappId = self.safe_string(params, 'dappId', defaultDappId)
defaultFee = self.safe_string(self.options, 'fee', '300000000000000')
totalFeeRate = self.safe_string(params, 'totalFeeRate', 8)
chainFeeRate = self.safe_string(params, 'chainFeeRate', 1)
fee = self.safe_string(params, 'fee', defaultFee)
eightBytes = '18446744073709551616' # 2 ** 64
allByteStringArray = [
self.number_to_be(1, 32),
self.number_to_le(int(math.floor(now / 1000)), 4),
self.number_to_le(1, 1),
self.number_to_le(int(math.floor(expiration / 1000)), 4),
self.number_to_le(1, 1),
self.number_to_le(32, 1),
self.number_to_le(0, 8),
self.number_to_le(fee, 8), # string for 32 bit php
self.number_to_le(len(self.apiKey), 1),
self.encode(self.apiKey),
self.number_to_le(sideNum, 1),
self.number_to_le(typeNum, 1),
self.number_to_le(len(normalSymbol), 1),
self.encode(normalSymbol),
self.number_to_le(
Precise.string_div(amountChainString, eightBytes, 0), 8),
self.number_to_le(
Precise.string_mod(amountChainString, eightBytes), 8),
self.number_to_le(
Precise.string_div(priceChainString, eightBytes, 0), 8),
self.number_to_le(Precise.string_mod(priceChainString, eightBytes),
8),
self.number_to_le(0, 2),
self.number_to_le(int(math.floor(now / 1000)), 4),
self.number_to_le(int(math.floor(expiration / 1000)), 4),
self.number_to_le(1, 1),
self.number_to_le(int(chainFeeRate), 2),
self.number_to_le(1, 1),
self.number_to_le(int(totalFeeRate), 2),
self.number_to_le(int(quoteId), 4),
self.number_to_le(int(baseId), 4),
self.number_to_le(0, 1),
self.number_to_le(1, 1),
self.number_to_le(len(dappId), 1),
self.encode(dappId),
self.number_to_le(0, 1),
]
txByteStringArray = [
self.number_to_le(int(math.floor(now / 1000)), 4),
self.number_to_le(1, 1),
self.number_to_le(int(math.floor(expiration / 1000)), 4),
self.number_to_le(1, 1),
self.number_to_le(32, 1),
self.number_to_le(0, 8),
self.number_to_le(fee, 8), # string for 32 bit php
self.number_to_le(len(self.apiKey), 1),
self.encode(self.apiKey),
self.number_to_le(sideNum, 1),
self.number_to_le(typeNum, 1),
self.number_to_le(len(normalSymbol), 1),
self.encode(normalSymbol),
self.number_to_le(
Precise.string_div(amountChainString, eightBytes, 0), 8),
self.number_to_le(
Precise.string_mod(amountChainString, eightBytes), 8),
self.number_to_le(
Precise.string_div(priceChainString, eightBytes, 0), 8),
self.number_to_le(Precise.string_mod(priceChainString, eightBytes),
8),
self.number_to_le(0, 2),
self.number_to_le(int(math.floor(now / 1000)), 4),
self.number_to_le(int(math.floor(expiration / 1000)), 4),
self.number_to_le(1, 1),
self.number_to_le(int(chainFeeRate), 2),
self.number_to_le(1, 1),
self.number_to_le(int(totalFeeRate), 2),
self.number_to_le(int(quoteId), 4),
self.number_to_le(int(baseId), 4),
self.number_to_le(0, 1),
self.number_to_le(1, 1),
self.number_to_le(len(dappId), 1),
self.encode(dappId),
self.number_to_le(0, 1),
]
txbytestring = self.binary_concat_array(txByteStringArray)
txidhash = self.hash(txbytestring, 'sha256', 'hex')
txid = txidhash[0:40]
orderidByteStringArray = [
self.number_to_le(len(txid), 1),
self.encode(txid),
self.number_to_be(0, 4),
]
orderidbytestring = self.binary_concat_array(orderidByteStringArray)
orderidhash = self.hash(orderidbytestring, 'sha256', 'hex')
orderid = orderidhash[0:40]
bytestring = self.binary_concat_array(allByteStringArray)
hash = self.hash(bytestring, 'sha256', 'hex')
signature = self.ecdsa(hash, self.secret, 'secp256k1', None, True)
recoveryParam = self.binary_to_base16(
self.number_to_le(self.sum(signature['v'], 31), 1))
mySignature = recoveryParam + signature['r'] + signature['s']
operation = {
'now': datetime,
'expiration': expirationDatetime,
'fee': fee,
'creator': self.apiKey,
'side': sideNum,
'order_type': typeNum,
'market_name': normalSymbol,
'amount': amountChain,
'price': priceChain,
'use_btt_as_fee': False,
'money_id': int(quoteId),
'stock_id': int(baseId),
'custom_no_btt_fee_rate': int(totalFeeRate),
'custom_btt_fee_rate': int(chainFeeRate),
}
fatty = {
'timestamp': datetime,
'expiration': expirationDatetime,
'operations': [
[
32,
operation,
],
],
'validate_type': 0,
'dapp': dappId,
'signatures': [
mySignature,
],
}
request = {
'trObj': self.json(fatty),
}
response = await self.publicPostTransactionCreateorder(request)
timestamp = self.milliseconds()
statusCode = self.safe_string(response, 'code')
status = 'open' if (statusCode == '0') else 'failed'
return {
'info': response,
'id': orderid,
'timestamp': timestamp,
'datetime': self.iso8601(timestamp),
'lastTradeTimestamp': None,
'status': status,
'symbol': None,
'type': None,
'side': None,
'price': None,
'amount': None,
'filled': None,
'remaining': None,
'cost': None,
'trades': None,
'fee': None,
'clientOrderId': None,
'average': None,
}
