From b7d2b1bbe1c30a54fcb95ead829360f208786794 Mon Sep 17 00:00:00 2001
From: 13315423919 <13315423919@qq.com>
Date: Fri, 7 Nov 2025 09:05:38 +0800
Subject: [PATCH] Add File

---
 src/landppt/main.py | 145 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 145 insertions(+)
 create mode 100644 src/landppt/main.py

diff --git a/src/landppt/main.py b/src/landppt/main.py
new file mode 100644
index 0000000..991bed1
--- /dev/null
+++ b/src/landppt/main.py
@@ -0,0 +1,145 @@
+"""
+Main FastAPI application entry point
+"""
+
+from fastapi import FastAPI, HTTPException
+from fastapi.middleware.cors import CORSMiddleware
+from fastapi.staticfiles import StaticFiles
+from fastapi.responses import HTMLResponse, FileResponse
+import uvicorn
+import asyncio
+import logging
+import os
+
+from .api.openai_compat import router as openai_router
+from .api.landppt_api import router as landppt_router
+from .api.database_api import router as database_router
+from .api.global_master_template_api import router as template_api_router
+from .api.config_api import router as config_router
+from .api.image_api import router as image_router
+
+from .web import router as web_router
+from .auth import auth_router, create_auth_middleware
+from .database.database import init_db
+from .database.create_default_template import ensure_default_templates_exist_first_time
+
+# Configure logging
+logging.basicConfig(level=logging.INFO)
+logger = logging.getLogger(__name__)
+
+# Disable SQLAlchemy verbose logging completely
+logging.getLogger('sqlalchemy').setLevel(logging.WARNING)
+logging.getLogger('sqlalchemy.engine').setLevel(logging.WARNING)
+logging.getLogger('sqlalchemy.engine.Engine').setLevel(logging.WARNING)
+logging.getLogger('sqlalchemy.pool').setLevel(logging.WARNING)
+logging.getLogger('sqlalchemy.dialects').setLevel(logging.WARNING)
+
+# Create FastAPI app
+app = FastAPI(
+    title="LandPPT API",
+    description="AI-powered PPT generation platform with OpenAI-compatible API",
+    version="0.1.0",
+    docs_url="/docs",
+    redoc_url="/redoc"
+)
+
+
+@app.on_event("startup")
+async def startup_event():
+    """Initialize database on startup"""
+    try:
+        # Check if database file exists before initialization
+        import os
+        db_file_path = "landppt.db"  # 默认数据库文件路径
+        db_exists = os.path.exists(db_file_path)
+
+        logger.info("Initializing database...")
+        await init_db()
+        logger.info("Database initialized successfully")
+
+        # Only import templates if database file didn't exist before (first time setup)
+        if not db_exists:
+            logger.info("First time setup detected - importing templates from examples...")
+            template_ids = await ensure_default_templates_exist_first_time()
+            logger.info(f"Template initialization completed. {len(template_ids)} templates available.")
+        else:
+            logger.info("Database already exists - skipping template import")
+
+    except Exception as e:
+        logger.error(f"Failed to initialize application: {e}")
+        raise
+
+
+@app.on_event("shutdown")
+async def shutdown_event():
+    """Clean up database connections on shutdown"""
+    try:
+        logger.info("Shutting down application...")
+        logger.info("Application shutdown complete")
+    except Exception as e:
+        logger.error(f"Error during shutdown: {e}")
+
+# Add CORS middleware
+app.add_middleware(
+    CORSMiddleware,
+    allow_origins=["*"],  # In production, specify actual origins
+    allow_credentials=True,
+    allow_methods=["*"],
+    allow_headers=["*"],
+)
+
+# Add authentication middleware
+auth_middleware = create_auth_middleware()
+app.middleware("http")(auth_middleware)
+
+# Include routers
+app.include_router(auth_router, prefix="", tags=["Authentication"])
+app.include_router(config_router, prefix="", tags=["Configuration Management"])
+app.include_router(image_router, prefix="", tags=["Image Service"])
+
+app.include_router(openai_router, prefix="/v1", tags=["OpenAI Compatible"])
+app.include_router(landppt_router, prefix="/api", tags=["LandPPT API"])
+app.include_router(template_api_router, tags=["Global Master Templates"])
+app.include_router(database_router, tags=["Database Management"])
+app.include_router(web_router, prefix="", tags=["Web Interface"])
+
+# Mount static files
+static_dir = os.path.join(os.path.dirname(__file__), "web", "static")
+app.mount("/static", StaticFiles(directory=static_dir), name="static")
+
+# Mount temp directory for image cache
+temp_dir = os.path.join(os.getcwd(), "temp")
+if os.path.exists(temp_dir):
+    app.mount("/temp", StaticFiles(directory=temp_dir), name="temp")
+    logger.info(f"Mounted temp directory: {temp_dir}")
+else:
+    logger.warning(f"Temp directory not found: {temp_dir}")
+
+@app.get("/", response_class=HTMLResponse)
+async def root():
+    """Root endpoint - redirect to dashboard"""
+    from fastapi.responses import RedirectResponse
+    return RedirectResponse(url="/dashboard", status_code=302)
+
+@app.get("/favicon.ico")
+async def favicon():
+    """Serve favicon"""
+    favicon_path = os.path.join(os.path.dirname(__file__), "web", "static", "images", "favicon.svg")
+    if os.path.exists(favicon_path):
+        return FileResponse(favicon_path, media_type="image/svg+xml")
+    else:
+        raise HTTPException(status_code=404, detail="Favicon not found")
+
+@app.get("/health")
+async def health_check():
+    """Health check endpoint"""
+    return {"status": "healthy", "service": "LandPPT API"}
+
+if __name__ == "__main__":
+    uvicorn.run(
+        "src.landppt.main:app",
+        host="0.0.0.0",
+        port=8000,
+        reload=True,
+        log_level="info"
+    )