105 lines
3.1 KiB
Python
105 lines
3.1 KiB
Python
"""AI Worker Platform - FastAPI Application Entry Point."""
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import os
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from contextlib import asynccontextmanager
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from pathlib import Path
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from fastapi import FastAPI, Request
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from fastapi.middleware.cors import CORSMiddleware
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from fastapi.responses import JSONResponse, FileResponse
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from fastapi.staticfiles import StaticFiles
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from app.config import settings
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from app.database import init_db
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from app.api.v1 import api_router
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from app.core.exceptions import AppException
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# Frontend dist path (relative to backend dir)
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FRONTEND_DIST = Path(__file__).resolve().parent.parent.parent / "frontend" / "dist"
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@asynccontextmanager
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async def lifespan(app: FastAPI):
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"""Initialize database on startup."""
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init_db()
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from app.database import SessionLocal
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from app.models.tenant import Tenant
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db = SessionLocal()
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try:
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existing = db.query(Tenant).filter(Tenant.slug == "default").first()
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if not existing:
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tenant = Tenant(name="Default Tenant", slug="default")
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db.add(tenant)
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db.commit()
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print("[Startup] Created default tenant")
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finally:
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db.close()
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print(f"[Startup] {settings.APP_NAME} v{settings.APP_VERSION} ready")
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yield
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app = FastAPI(
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title=settings.APP_NAME,
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version=settings.APP_VERSION,
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description="AI Worker Project Management Platform - MVP",
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lifespan=lifespan,
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)
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# CORS
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app.add_middleware(
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CORSMiddleware,
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allow_origins=["*"],
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allow_credentials=True,
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allow_methods=["*"],
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allow_headers=["*"],
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)
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# Exception handler
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@app.exception_handler(AppException)
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async def app_exception_handler(request: Request, exc: AppException):
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return JSONResponse(
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status_code=exc.status_code,
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content={"detail": exc.detail},
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)
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# Health check
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@app.get("/health")
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def health():
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return {"status": "ok", "version": settings.APP_VERSION}
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# API routes
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app.include_router(api_router)
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# --- Serve frontend (SPA) ---
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if FRONTEND_DIST.exists():
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# Mount static assets (js, css, images)
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app.mount("/assets", StaticFiles(directory=FRONTEND_DIST / "assets"), name="assets")
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@app.get("/{full_path:path}")
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async def serve_spa(full_path: str, request: Request):
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"""Catch-all: serve index.html for SPA routing, or static files."""
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# Don't intercept API routes
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if full_path.startswith("api/") or full_path.startswith("health"):
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return JSONResponse({"detail": "Not Found"}, status_code=404)
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# Try to serve a real file first
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file_path = FRONTEND_DIST / full_path
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if file_path.is_file():
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return FileResponse(file_path)
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# Fallback to index.html for SPA client-side routing
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index = FRONTEND_DIST / "index.html"
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if index.exists():
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return FileResponse(index)
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return JSONResponse({"detail": "Frontend not built"}, status_code=404)
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else:
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@app.get("/")
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def root():
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return {
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"message": "AI Worker Platform API",
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"version": settings.APP_VERSION,
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"docs": "/docs",
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"frontend": "Run 'npm run build' in frontend/ to enable web UI",
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}
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