228 строки
8.9 KiB
Python
228 строки
8.9 KiB
Python
from pathlib import Path
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from fastapi import Depends, FastAPI, HTTPException, WebSocket, WebSocketDisconnect
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from fastapi.responses import FileResponse
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from fastapi.staticfiles import StaticFiles
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from sqlalchemy.orm import Session
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from app.ai_bot import AiTradingBot, decision_to_dict, signal_to_dict, trade_marker_from_record
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from app.coinex import CoinExClient, CoinExLiveStream
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from app.core import get_settings
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from app.db import SessionLocal, get_db, init_db
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from app.demo_account import DemoAccountService
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from app.models import DemoTradeRecord
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settings = get_settings()
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coinex = CoinExClient(settings.coinex_api_base)
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live_stream = CoinExLiveStream(settings.coinex_ws_spot, coinex)
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demo_service = DemoAccountService(settings.demo_initial_balance, settings.demo_quote_asset)
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ai_bot = AiTradingBot(coinex, settings.markets)
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app = FastAPI(title=settings.app_name)
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static_dir = Path(__file__).parent / 'static'
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app.mount('/static', StaticFiles(directory=static_dir), name='static')
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@app.on_event('startup')
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def on_startup() -> None:
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init_db()
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@app.get('/')
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async def dashboard() -> FileResponse:
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return FileResponse(static_dir / 'index.html')
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@app.get('/health')
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async def health() -> dict:
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return {
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'status': 'ok',
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'app': settings.app_name,
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'env': settings.app_env,
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'trade_mode': settings.trade_mode,
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'live_enabled': settings.live_enabled,
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'coinex_credentials_present': settings.coinex_credentials_present,
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'default_market': settings.default_market,
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'coinex_ws_spot': settings.coinex_ws_spot,
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}
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@app.get('/api/v1/demo/account')
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async def demo_account(db: Session = Depends(get_db)) -> dict:
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return demo_service.snapshot(db).model_dump(mode='json')
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@app.post('/api/v1/demo/reset')
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async def reset_demo_account(db: Session = Depends(get_db)) -> dict:
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return demo_service.reset(db).model_dump(mode='json')
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@app.post('/api/v1/demo/trades')
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async def create_demo_trade(
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market: str,
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side: str,
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price: float,
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amount: float,
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reason: str = 'manual demo trade',
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db: Session = Depends(get_db),
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) -> dict:
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try:
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trade = demo_service.add_demo_trade(db=db, market=market, side=side, price=price, amount=amount, reason=reason)
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return trade.model_dump(mode='json')
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except ValueError as exc:
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raise HTTPException(status_code=400, detail=str(exc)) from exc
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@app.get('/api/v1/market/kline')
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async def market_kline(market: str | None = None, period: str = '1min', limit: int = 100) -> dict:
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return await coinex.get_kline(market or settings.default_market, period, limit)
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@app.get('/api/v1/market/ticker')
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async def market_ticker(market: str | None = None) -> dict:
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return await coinex.get_ticker(market or settings.default_market)
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@app.get('/api/v1/bot/settings')
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async def bot_settings(db: Session = Depends(get_db)) -> dict:
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state = ai_bot.get_or_create_state(db)
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data = ai_bot.state_to_dict(state)
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data['env_live_enabled'] = settings.live_enabled
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data['coinex_credentials_present'] = settings.coinex_credentials_present
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data['markets'] = settings.markets
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data['live_ack_text'] = settings.live_requires_ack_text
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return data
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@app.post('/api/v1/bot/settings')
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async def update_bot_settings(
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enabled: bool | None = None,
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trade_mode: str | None = None,
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trade_style_mode: str | None = None,
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min_signal_score: float | None = None,
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max_open_positions: int | None = None,
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max_quote_per_trade: float | None = None,
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emergency_stop: bool | None = None,
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db: Session = Depends(get_db),
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) -> dict:
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if trade_mode is not None and trade_mode not in {'demo', 'live'}:
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raise HTTPException(status_code=400, detail='trade_mode must be demo or live')
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state = ai_bot.update_state(
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db,
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enabled=enabled,
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trade_mode=trade_mode,
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trade_style_mode=trade_style_mode,
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min_signal_score=min_signal_score,
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max_open_positions=max_open_positions,
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max_quote_per_trade=max_quote_per_trade,
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emergency_stop=emergency_stop,
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)
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return ai_bot.state_to_dict(state)
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@app.post('/api/v1/bot/live/enable')
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async def enable_live_mode(ack: str, db: Session = Depends(get_db)) -> dict:
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if ack != settings.live_requires_ack_text:
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raise HTTPException(status_code=400, detail='wrong acknowledgement text')
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if not settings.enable_live_trading or settings.trade_mode != 'live':
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raise HTTPException(status_code=400, detail='set TRADE_MODE=live and ENABLE_LIVE_TRADING=true in .env first')
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if not settings.coinex_credentials_present:
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raise HTTPException(status_code=400, detail='CoinEx credentials are missing in environment')
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state = ai_bot.update_state(db, trade_mode='live', live_acknowledged=True, emergency_stop=False)
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return {'live_ready': True, 'settings': ai_bot.state_to_dict(state)}
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@app.post('/api/v1/bot/live/disable')
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async def disable_live_mode(db: Session = Depends(get_db)) -> dict:
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state = ai_bot.update_state(db, trade_mode='demo', live_acknowledged=False, emergency_stop=True)
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return {'live_ready': False, 'settings': ai_bot.state_to_dict(state)}
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@app.get('/api/v1/bot/analyze')
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async def analyze_market(market: str | None = None, db: Session = Depends(get_db)) -> dict:
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try:
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pack = await ai_bot.analyze_market(db, market or settings.default_market)
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return pack.as_dict()
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except ValueError as exc:
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raise HTTPException(status_code=400, detail=str(exc)) from exc
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@app.post('/api/v1/bot/decide')
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async def bot_decide(market: str | None = None, db: Session = Depends(get_db)) -> dict:
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try:
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decision = await ai_bot.make_decision(db, market)
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return decision_to_dict(decision)
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except ValueError as exc:
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raise HTTPException(status_code=400, detail=str(exc)) from exc
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@app.post('/api/v1/bot/auto-demo-trade')
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async def auto_demo_trade(market: str | None = None, db: Session = Depends(get_db)) -> dict:
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try:
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decision = await ai_bot.make_decision(db, market)
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state = ai_bot.get_or_create_state(db)
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risk = ai_bot.risk_check(db, decision, state.max_quote_per_trade)
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if not risk['allowed']:
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return {'executed': False, 'decision': decision_to_dict(decision), 'risk': risk}
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if decision.action not in {'buy', 'sell'}:
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return {'executed': False, 'decision': decision_to_dict(decision), 'risk': risk}
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ticker = await coinex.get_ticker(decision.market)
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price = ai_bot.coinex_live_price_from_ticker(ticker) if hasattr(ai_bot, 'coinex_live_price_from_ticker') else None
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if price is None:
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price = decision_to_dict(decision)['indicators']['last_price']
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amount = state.max_quote_per_trade / price
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trade = demo_service.add_demo_trade(db, decision.market, decision.action, price, amount, decision.reason)
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decision.executed = True
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db.add(decision)
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db.commit()
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return {'executed': True, 'decision': decision_to_dict(decision), 'trade': trade.model_dump(mode='json'), 'risk': risk}
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except ValueError as exc:
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raise HTTPException(status_code=400, detail=str(exc)) from exc
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@app.post('/api/v1/signals/manual')
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async def create_manual_signal(
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title: str,
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market: str,
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sentiment: str = 'neutral',
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score: float = 50.0,
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source: str = 'manual',
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url: str = '',
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db: Session = Depends(get_db),
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) -> dict:
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signal = ai_bot.record_manual_signal(db, title=title, market=market, sentiment=sentiment, score=score, source=source, url=url)
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return signal_to_dict(signal)
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@app.get('/api/v1/signals/recent')
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async def recent_signals(limit: int = 50, db: Session = Depends(get_db)) -> dict:
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return {'items': [signal_to_dict(item) for item in ai_bot.recent_signals(db, limit)]}
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@app.get('/api/v1/decisions/recent')
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async def recent_decisions(limit: int = 50, db: Session = Depends(get_db)) -> dict:
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return {'items': [decision_to_dict(item) for item in ai_bot.recent_decisions(db, limit)]}
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@app.get('/api/v1/dashboard/markers')
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async def dashboard_markers(market: str | None = None, limit: int = 100, db: Session = Depends(get_db)) -> dict:
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query = db.query(DemoTradeRecord)
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if market:
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query = query.filter(DemoTradeRecord.market == market.upper())
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trades = query.order_by(DemoTradeRecord.id.desc()).limit(limit).all()
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return {'items': [trade_marker_from_record(item) for item in reversed(trades)]}
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@app.websocket('/ws/market/{market}')
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async def market_stream(websocket: WebSocket, market: str) -> None:
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await websocket.accept()
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try:
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async for live_event in live_stream.trades(market):
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with SessionLocal() as db:
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account = demo_service.snapshot(db).model_dump(mode='json')
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state = ai_bot.state_to_dict(ai_bot.get_or_create_state(db))
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live_event['demo_account'] = account
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live_event['bot_state'] = state
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await websocket.send_json(live_event)
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except WebSocketDisconnect:
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return
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