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ui: Add rate lookup helper when creating offers.

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This commit is contained in:
tecnovert
2021-11-21 22:59:39 +02:00
parent 54ad0e496c
commit 8a9f4f9e38
11 changed files with 238 additions and 27 deletions
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27
basicswap/basicswap.py
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@@ -14,6 +14,7 @@ import base64
import random
import shutil
import struct
import urllib.request
import hashlib
import secrets
import datetime as dt
@@ -1036,6 +1037,9 @@ class BasicSwap(BaseApp):
msg_buf.amount_negotiable = extra_options.get('amount_negotiable', False)
msg_buf.rate_negotiable = extra_options.get('rate_negotiable', False)
if msg_buf.amount_negotiable or msg_buf.rate_negotiable:
ensure(auto_accept_bids is False, 'Auto-accept unavailable when amount or rate are variable')
if 'from_fee_override' in extra_options:
msg_buf.fee_rate_from = make_int(extra_options['from_fee_override'], self.ci(coin_from).exp())
else:
@@ -5519,3 +5523,26 @@ class BasicSwap(BaseApp):
if not self._network:
return {'Error': 'Not Initialised'}
return self._network.get_info()
def lookupRates(self, coin_from, coin_to):
rv = {}
ci_from = self.ci(int(coin_from))
ci_to = self.ci(int(coin_to))
name_from = ci_from.coin_name().lower()
name_to = ci_to.coin_name().lower()
url = 'https://api.coingecko.com/api/v3/simple/price?ids={},{}&vs_currencies=usd'.format(name_from, name_to)
headers = {'User-Agent': 'Mozilla/5.0'}
req = urllib.request.Request(url, headers=headers)
js = json.loads(urllib.request.urlopen(req).read())
rate = float(js[name_from]['usd']) / float(js[name_to]['usd'])
js['rate'] = ci_to.format_amount(rate, conv_int=True, r=1)
rv['coingecko'] = js
url = 'https://api.bittrex.com/api/v1.1/public/getticker?market={}-{}'.format(ci_from.ticker(), ci_to.ticker())
headers = {'User-Agent': 'Mozilla/5.0'}
req = urllib.request.Request(url, headers=headers)
js = json.loads(urllib.request.urlopen(req).read())
rv['bittrex'] = js
return rv