140 lines
3.6 KiB
Python
140 lines
3.6 KiB
Python
"""
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POS Integration Service
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Handles integration with external POS systems (Square, Toast, Lightspeed)
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"""
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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
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import structlog
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import time
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from contextlib import asynccontextmanager
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from app.core.config import settings
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from app.api import pos_config, webhooks, sync
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from app.core.database import init_db, close_db
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from shared.monitoring.health import router as health_router
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from shared.monitoring.logging import setup_logging
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# Setup logging
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setup_logging(service_name="pos-service")
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logger = structlog.get_logger()
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@asynccontextmanager
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async def lifespan(app: FastAPI):
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"""Lifecycle management for FastAPI app"""
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logger.info("Starting POS Integration Service")
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# Startup
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try:
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# Initialize database connection
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logger.info("Initializing database connection")
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await init_db()
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# Add any startup logic here
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logger.info("POS Integration Service started successfully")
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yield
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except Exception as e:
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logger.error("Failed to start POS Integration Service", error=str(e))
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raise
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finally:
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# Shutdown
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logger.info("Shutting down POS Integration Service")
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await close_db()
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# Create FastAPI app
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app = FastAPI(
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title="POS Integration Service",
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description="Handles integration with external POS systems",
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version="1.0.0",
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docs_url="/docs" if settings.ENVIRONMENT != "production" else None,
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redoc_url="/redoc" if settings.ENVIRONMENT != "production" else None,
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lifespan=lifespan
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)
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# Add CORS middleware
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app.add_middleware(
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CORSMiddleware,
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allow_origins=settings.CORS_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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# Middleware for request logging and timing
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@app.middleware("http")
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async def log_requests(request: Request, call_next):
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start_time = time.time()
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# Log request
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logger.info(
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"Incoming request",
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method=request.method,
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url=str(request.url),
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client_ip=request.client.host if request.client else None
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)
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response = await call_next(request)
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# Log response
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process_time = time.time() - start_time
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logger.info(
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"Request completed",
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method=request.method,
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url=str(request.url),
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status_code=response.status_code,
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process_time=f"{process_time:.4f}s"
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)
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response.headers["X-Process-Time"] = str(process_time)
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return response
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# Global exception handler
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@app.exception_handler(Exception)
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async def global_exception_handler(request: Request, exc: Exception):
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logger.error(
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"Unhandled exception",
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error=str(exc),
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method=request.method,
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url=str(request.url)
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)
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return JSONResponse(
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status_code=500,
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content={"detail": "Internal server error"}
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)
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# Include routers
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app.include_router(health_router, prefix="/health", tags=["health"])
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app.include_router(pos_config.router, prefix="/api/v1", tags=["pos-config"])
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app.include_router(webhooks.router, prefix="/api/v1", tags=["webhooks"])
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app.include_router(sync.router, prefix="/api/v1", tags=["sync"])
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@app.get("/")
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async def root():
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"""Root endpoint"""
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return {
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"service": "POS Integration Service",
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"version": "1.0.0",
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"status": "running",
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"supported_pos_systems": ["square", "toast", "lightspeed"]
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}
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if __name__ == "__main__":
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import uvicorn
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uvicorn.run(
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"main:app",
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host="0.0.0.0",
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port=8000,
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reload=True
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) |