Files
basicswap/basicswap/explorers.py

113 lines
3.6 KiB
Python

# -*- coding: utf-8 -*-
# Copyright (c) 2019-2023 tecnovert
# Copyright (c) 2025 The Basicswap developers
# Distributed under the MIT software license, see the accompanying
# file LICENSE or http://www.opensource.org/licenses/mit-license.php.
import json
default_coingecko_api_key = "CG-8hm3r9iLfpEXv4ied8oLbeUj"
class Explorer:
def __init__(self, swapclient, coin_type, base_url):
self.swapclient = swapclient
self.coin_type = coin_type
self.base_url = base_url
self.log = self.swapclient.log
def readURL(self, url):
self.log.debug("Explorer url: {}".format(url))
return self.swapclient.readURL(url)
class ExplorerInsight(Explorer):
def getChainHeight(self):
return json.loads(self.readURL(self.base_url + "/sync"))["blockChainHeight"]
def getBlock(self, block_hash):
data = json.loads(self.readURL(self.base_url + "/block/{}".format(block_hash)))
return data
def getTransaction(self, txid):
data = json.loads(self.readURL(self.base_url + "/tx/{}".format(txid)))
return data
def getBalance(self, address):
data = json.loads(
self.readURL(self.base_url + "/addr/{}/balance".format(address))
)
return data
def lookupUnspentByAddress(self, address):
data = json.loads(self.readURL(self.base_url + "/addr/{}/utxo".format(address)))
rv = []
for utxo in data:
rv.append(
{
"txid": utxo["txid"],
"index": utxo["vout"],
"height": utxo["height"],
"n_conf": utxo["confirmations"],
"value": utxo["satoshis"],
}
)
return rv
class ExplorerBitAps(Explorer):
def getChainHeight(self):
return json.loads(self.readURL(self.base_url + "/block/last"))["data"]["block"][
"height"
]
def getBlock(self, block_hash):
data = json.loads(self.readURL(self.base_url + "/block/{}".format(block_hash)))
return data
def getTransaction(self, txid):
data = json.loads(self.readURL(self.base_url + "/transaction/{}".format(txid)))
return data
def getBalance(self, address):
data = json.loads(self.readURL(self.base_url + "/address/state/" + address))
return data["data"]["balance"]
def lookupUnspentByAddress(self, address):
# Can't get unspents return only if exactly one transaction exists
data = json.loads(
self.readURL(self.base_url + "/address/transactions/" + address)
)
try:
assert data["data"]["list"] == 1
except Exception as ex:
self.log.debug("Explorer error: {}".format(str(ex)))
return None
tx = data["data"]["list"][0]
tx_data = json.loads(
self.readURL(self.base_url + "/transaction/{}".format(tx["txId"]))
)["data"]
for i, vout in tx_data["vOut"].items():
if vout["address"] == address:
return [
{
"txid": tx_data["txId"],
"index": int(i),
"height": tx_data["blockHeight"],
"n_conf": tx_data["confirmations"],
"value": vout["value"],
}
]
class ExplorerChainz(Explorer):
def getChainHeight(self):
return int(self.readURL(self.base_url + "?q=getblockcount"))
def lookupUnspentByAddress(self, address):
chain_height = self.getChainHeight()
self.log.debug("[rm] chain_height %d", chain_height)