mirror of
https://github.com/basicswap/basicswap.git
synced 2025-11-06 10:48:11 +01:00
ui: rateslist returns js list of rates.
This commit is contained in:
tecnovert
@@ -5870,92 +5870,131 @@ class BasicSwap(BaseApp):
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return {'Error': 'Not Initialised'}
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return self._network.get_info()
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def lookupRates(self, coin_from, coin_to):
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def lookupRates(self, coin_from, coin_to, output_array=False):
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self.log.debug('lookupRates {}, {}'.format(coin_from, coin_to))
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bittrex_api_v3 = 'https://api.bittrex.com/v3'
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rate_sources = self.settings.get('rate_sources', {})
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ci_from = self.ci(int(coin_from))
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ci_to = self.ci(int(coin_to))
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name_from = ci_from.chainparams()['name']
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name_to = ci_to.chainparams()['name']
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ticker_from = ci_from.chainparams()['ticker']
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ticker_to = ci_to.chainparams()['ticker']
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headers = {'Connection': 'close'}
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try:
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self.setConnectionParameters()
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rv = {}
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try:
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ci_from = self.ci(int(coin_from))
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ci_to = self.ci(int(coin_to))
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headers = {'Connection': 'close'}
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name_from = ci_from.chainparams()['name']
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name_to = ci_to.chainparams()['name']
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url = 'https://api.coingecko.com/api/v3/simple/price?ids={},{}&vs_currencies=usd'.format(name_from, name_to)
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self.log.debug(f'lookupRates: {url}')
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start = time.time()
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req = urllib.request.Request(url, headers=headers)
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js = json.loads(urllib.request.urlopen(req, timeout=10).read())
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js['time_taken'] = time.time() - start
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rate = float(js[name_from]['usd']) / float(js[name_to]['usd'])
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js['rate_inferred'] = ci_to.format_amount(rate, conv_int=True, r=1)
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rv['coingecko'] = js
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except Exception as e:
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rv['coingecko_error'] = str(e)
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try:
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ticker_from = ci_from.chainparams()['ticker']
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ticker_to = ci_to.chainparams()['ticker']
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if ci_from.coin_type() == Coins.BTC:
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pair = f'{ticker_to}-{ticker_from}'
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url = f'{bittrex_api_v3}/markets/{pair}/ticker'
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if rate_sources.get('coingecko.com', True):
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try:
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url = 'https://api.coingecko.com/api/v3/simple/price?ids={},{}&vs_currencies=usd,btc'.format(name_from, name_to)
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self.log.debug(f'lookupRates: {url}')
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start = time.time()
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req = urllib.request.Request(url, headers=headers)
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js = json.loads(urllib.request.urlopen(req, timeout=10).read())
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js['time_taken'] = time.time() - start
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js['pair'] = pair
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rate = float(js[name_from]['usd']) / float(js[name_to]['usd'])
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js['rate_inferred'] = ci_to.format_amount(rate, conv_int=True, r=1)
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rv['coingecko'] = js
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except Exception as e:
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rv['coingecko_error'] = str(e)
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try:
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rate_inverted = ci_from.make_int(1.0 / float(js['lastTradeRate']), r=1)
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js['rate_inferred'] = ci_to.format_amount(rate_inverted)
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except Exception as e:
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self.log.warning('lookupRates error: %s', str(e))
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js['rate_inferred'] = 'error'
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if rate_sources.get('bittrex.com', True):
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bittrex_api_v3 = 'https://api.bittrex.com/v3'
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try:
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if ci_from.coin_type() == Coins.BTC:
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pair = f'{ticker_to}-{ticker_from}'
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url = f'{bittrex_api_v3}/markets/{pair}/ticker'
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self.log.debug(f'lookupRates: {url}')
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start = time.time()
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req = urllib.request.Request(url, headers=headers)
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js = json.loads(urllib.request.urlopen(req, timeout=10).read())
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js['time_taken'] = time.time() - start
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js['pair'] = pair
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try:
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rate_inverted = ci_from.make_int(1.0 / float(js['lastTradeRate']), r=1)
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js['rate_inferred'] = ci_to.format_amount(rate_inverted)
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except Exception as e:
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self.log.warning('lookupRates error: %s', str(e))
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js['rate_inferred'] = 'error'
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js['from_btc'] = 1.0
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js['to_btc'] = js['lastTradeRate']
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rv['bittrex'] = js
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elif ci_to.coin_type() == Coins.BTC:
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pair = f'{ticker_from}-{ticker_to}'
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url = f'{bittrex_api_v3}/markets/{pair}/ticker'
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self.log.debug(f'lookupRates: {url}')
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start = time.time()
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req = urllib.request.Request(url, headers=headers)
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js = json.loads(urllib.request.urlopen(req, timeout=10).read())
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js['time_taken'] = time.time() - start
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js['pair'] = pair
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js['rate_last'] = js['lastTradeRate']
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js['from_btc'] = js['lastTradeRate']
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js['to_btc'] = 1.0
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rv['bittrex'] = js
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else:
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pair = f'{ticker_from}-BTC'
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url = f'{bittrex_api_v3}/markets/{pair}/ticker'
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self.log.debug(f'lookupRates: {url}')
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start = time.time()
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req = urllib.request.Request(url, headers=headers)
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js_from = json.loads(urllib.request.urlopen(req, timeout=10).read())
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js_from['time_taken'] = time.time() - start
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js_from['pair'] = pair
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rv['bittrex'] = js
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elif ci_to.coin_type() == Coins.BTC:
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pair = f'{ticker_from}-{ticker_to}'
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url = f'{bittrex_api_v3}/markets/{pair}/ticker'
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self.log.debug(f'lookupRates: {url}')
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start = time.time()
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req = urllib.request.Request(url, headers=headers)
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js = json.loads(urllib.request.urlopen(req, timeout=10).read())
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js['time_taken'] = time.time() - start
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js['pair'] = pair
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js['rate_last'] = js['lastTradeRate']
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rv['bittrex'] = js
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else:
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pair = f'{ticker_from}-BTC'
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url = f'{bittrex_api_v3}/markets/{pair}/ticker'
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self.log.debug(f'lookupRates: {url}')
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start = time.time()
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req = urllib.request.Request(url, headers=headers)
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js_from = json.loads(urllib.request.urlopen(req, timeout=10).read())
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js_from['time_taken'] = time.time() - start
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js_from['pair'] = pair
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pair = f'{ticker_to}-BTC'
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url = f'{bittrex_api_v3}/markets/{pair}/ticker'
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self.log.debug(f'lookupRates: {url}')
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start = time.time()
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req = urllib.request.Request(url, headers=headers)
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js_to = json.loads(urllib.request.urlopen(req, timeout=10).read())
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js_to['time_taken'] = time.time() - start
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js_to['pair'] = pair
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pair = f'{ticker_to}-BTC'
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url = f'{bittrex_api_v3}/markets/{pair}/ticker'
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self.log.debug(f'lookupRates: {url}')
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start = time.time()
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req = urllib.request.Request(url, headers=headers)
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js_to = json.loads(urllib.request.urlopen(req, timeout=10).read())
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js_to['time_taken'] = time.time() - start
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js_to['pair'] = pair
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try:
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rate_inferred = float(js_from['lastTradeRate']) / float(js_to['lastTradeRate'])
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rate_inferred = ci_to.format_amount(rate, conv_int=True, r=1)
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except Exception as e:
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rate_inferred = 'error'
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try:
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rate_inferred = float(js_from['lastTradeRate']) / float(js_to['lastTradeRate'])
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rate_inferred = ci_to.format_amount(rate, conv_int=True, r=1)
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except Exception as e:
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rate_inferred = 'error'
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rv['bittrex'] = {
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'from': js_from,
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'to': js_to,
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'rate_inferred': rate_inferred,
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'from_btc': js_from['lastTradeRate'],
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'to_btc': js_to['lastTradeRate']
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}
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except Exception as e:
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rv['bittrex_error'] = str(e)
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rv['bittrex'] = {'from': js_from, 'to': js_to, 'rate_inferred': rate_inferred}
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except Exception as e:
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rv['bittrex_error'] = str(e)
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if output_array:
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def format_float(f):
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return '{:.12f}'.format(f).rstrip('0').rstrip('.')
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rv_array = []
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if 'coingecko_error' in rv:
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rv_array.append(('coingecko.com', 'error', rv['coingecko_error']))
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if 'coingecko' in rv:
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js = rv['coingecko']
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rv_array.append((
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'coingecko.com',
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ticker_from,
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ticker_to,
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format_float(float(js[name_from]['usd'])),
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format_float(float(js[name_to]['usd'])),
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format_float(float(js[name_from]['btc'])),
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format_float(float(js[name_to]['btc'])),
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format_float(float(js['rate_inferred'])),
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))
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if 'bittrex_error' in rv:
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rv_array.append(('bittrex.com', 'error', rv['bittrex_error']))
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if 'bittrex' in rv:
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js = rv['bittrex']
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rate = js['rate_last'] if 'rate_last' in js else js['rate_inferred']
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rv_array.append(('bittrex.com', ticker_from, ticker_to, '', '', js['from_btc'], js['to_btc'], format_float(float(rate))))
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return rv_array
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return rv
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finally:
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