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Signed-off-by: TIANHE <TIANHE@GMAIL.COM>
This commit is contained in:
TIANHE
2025-12-30 17:03:22 +08:00
parent c6044242c5
commit 6ce128f576
14 changed files with 1206 additions and 7 deletions
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backend_api_python/app/data_sources/crypto.py
+13 -4
View File
@@ -1,6 +1,6 @@
"""
加密货币数据源
使用 CCXT (Binance) 获取数据
使用 CCXT (Coinbase) 获取数据
"""
from typing import Dict, List, Any, Optional
from datetime import datetime, timedelta
@@ -34,11 +34,19 @@ class CryptoDataSource(BaseDataSource):
'https': CCXTConfig.PROXY
}
self.exchange = ccxt.binance(config)
exchange_id = CCXTConfig.DEFAULT_EXCHANGE
# 动态加载交易所类
if not hasattr(ccxt, exchange_id):
logger.warning(f"CCXT exchange '{exchange_id}' not found, falling back to 'coinbase'")
exchange_id = 'coinbase'
exchange_class = getattr(ccxt, exchange_id)
self.exchange = exchange_class(config)
def get_ticker(self, symbol: str) -> Dict[str, Any]:
"""
Get latest ticker for a crypto symbol via CCXT (Binance).
Get latest ticker for a crypto symbol via CCXT.
Accepts common formats:
- BTC/USDT
@@ -50,6 +58,7 @@ class CryptoDataSource(BaseDataSource):
sym = sym.split(":", 1)[0]
sym = sym.upper()
if "/" not in sym:
# Coinbase often uses USD, check if we need to adapt
if sym.endswith("USDT") and len(sym) > 4:
sym = f"{sym[:-4]}/USDT"
elif sym.endswith("USD") and len(sym) > 3:
@@ -131,7 +140,7 @@ class CryptoDataSource(BaseDataSource):
# 分页获取数据，直到覆盖完整时间范围
all_ohlcv = []
batch_limit = 1000 # Binance 单次最大返回量
batch_limit = 300 # Coinbase limit is often 300, safer than 1000
current_since = since
while current_since < end_ms:
backend_api_python/app/routes/settings.py
+1 -1
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@@ -124,7 +124,7 @@ CONFIG_SCHEMA = {
{'key': 'FINNHUB_API_KEY', 'label': 'Finnhub API Key', 'type': 'password', 'required': False, 'link': 'https://finnhub.io/register', 'link_text': 'settings.link.freeRegister'},
{'key': 'FINNHUB_TIMEOUT', 'label': 'Finnhub超时(秒)', 'type': 'number', 'default': '10'},
{'key': 'FINNHUB_RATE_LIMIT', 'label': 'Finnhub速率限制', 'type': 'number', 'default': '60'},
{'key': 'CCXT_DEFAULT_EXCHANGE', 'label': 'CCXT默认交易所', 'type': 'text', 'default': 'binance', 'link': 'https://github.com/ccxt/ccxt#supported-cryptocurrency-exchange-markets', 'link_text': 'settings.link.supportedExchanges'},
{'key': 'CCXT_DEFAULT_EXCHANGE', 'label': 'CCXT默认交易所', 'type': 'text', 'default': 'coinbase', 'link': 'https://github.com/ccxt/ccxt#supported-cryptocurrency-exchange-markets', 'link_text': 'settings.link.supportedExchanges'},
{'key': 'CCXT_TIMEOUT', 'label': 'CCXT超时(ms)', 'type': 'number', 'default': '10000'},
{'key': 'CCXT_PROXY', 'label': 'CCXT代理', 'type': 'text', 'required': False},
{'key': 'AKSHARE_TIMEOUT', 'label': 'Akshare超时(秒)', 'type': 'number', 'default': '30'},