Update app/main.py

app/main.py

@@ -1,32 +1,44 @@
-# app/main.py
-from fastapi import FastAPI
-from fastapi.middleware.cors import CORSMiddleware
-from app.models.recipe import RecipeRequest, RecipeResponse
-from app.services.recipe_generator import RecipeGenerator
-
-app = FastAPI(title="Recipe Generation API")
-
-# Configure CORS for Vercel frontend
-app.add_middleware(
-    CORSMiddleware,
-    allow_origins=["*"],  # Update this with your Vercel app URL in production
-    allow_credentials=True,
-    allow_methods=["*"],
-    allow_headers=["*"],
-)
-
-# Initialize recipe generator service
-recipe_generator = RecipeGenerator()
-
-@app.get("/")
-async def root():
-    return {"message": "Recipe Generation API is running"}
-
-@app.post("/generate-recipe", response_model=RecipeResponse)
-async def generate_recipe(request: RecipeRequest):
-    recipe = await recipe_generator.generate(request.ingredients)
-    return RecipeResponse(
-        title=recipe["title"],
-        ingredients=recipe["ingredients"],
-        instructions=recipe["instructions"]
-    )
+# app/main.py
+from fastapi import FastAPI, HTTPException
+from fastapi.middleware.cors import CORSMiddleware
+from typing import List, Dict
+from app.models.recipe import RecipeRequest, RecipeResponse
+from app.services.recipe_generator import RecipeGenerator
+
+app = FastAPI(title="Recipe Generation API")
+
+# Configure CORS
+app.add_middleware(
+    CORSMiddleware,
+    allow_origins=["*"],
+    allow_credentials=True,
+    allow_methods=["*"],
+    allow_headers=["*"],
+)
+
+# Initialize recipe generator service
+try:
+    recipe_generator = RecipeGenerator()
+except Exception as e:
+    print(f"Error initializing recipe generator: {str(e)}")
+    # You might want to handle this differently in production
+    recipe_generator = None
+
+@app.get("/")
+async def root():
+    return {"message": "Recipe Generation API is running"}
+
+@app.post("/generate-recipe", response_model=RecipeResponse)
+async def generate_recipe(request: RecipeRequest):
+    if not recipe_generator:
+        raise HTTPException(status_code=503, detail="Recipe generator service unavailable")
+    
+    try:
+        recipe = await recipe_generator.generate(request.ingredients)
+        return RecipeResponse(
+            title=recipe["title"],
+            ingredients=recipe["ingredients"],
+            instructions=recipe["instructions"]
+        )
+    except Exception as e:
+        raise HTTPException(status_code=500, detail=str(e))