from flask import Flask, render_template, request, jsonify from config import get_config from flask_cors import CORS from models.recipe_model import get_recipe_generator from services.search_service import get_search_service from services.nutrition_service import get_nutrition_service # Flask app app = Flask(__name__, template_folder='templates', static_folder='static') config = get_config() app.config.from_object(config) # Initialize services recipe_generator = get_recipe_generator() search_service = get_search_service() nutrition_service = get_nutrition_service() # Home Page @app.route('/') def index(): """Render home page""" return render_template('index.html') # Generate Recipe @app.route('/api/generate', methods=['POST']) def generate_recipe(): """ Generate a recipe based on ingredients and meal type Request JSON: { "ingredients": ["chicken", "garlic", "tomato"], "meal_type": "dinner", "num_words": 150 } """ try: data = request.json ingredients = data.get('ingredients', []) meal_type = data.get('meal_type', '') num_words = data.get('num_words', 150) if not ingredients: return jsonify({"error": "Ingredients are required"}), 400 # Generate recipe recipe = recipe_generator.generate_recipe(ingredients, meal_type, num_words) # Get nutrition info nutrition_info = nutrition_service.analyze_recipe(ingredients) return jsonify({ "success": True, "recipe": recipe, "ingredients": ingredients, "meal_type": meal_type, "nutrition": nutrition_info, "nutrition_summary": nutrition_service.get_nutrition_summary(nutrition_info) }), 200 except Exception as e: return jsonify({"error": str(e)}), 500 # ROUTE 3: Search Recipes @app.route('/api/search', methods=['POST']) def search_recipes(): """ Search for recipes using multiple filters Request JSON: { "ingredients": ["chicken", "garlic"], "meal_type": "dinner", "max_cooking_time": 45, "difficulty": "easy", "limit": 10 } """ try: data = request.json ingredients = data.get('ingredients', []) meal_type = data.get('meal_type') max_cooking_time = data.get('max_cooking_time') difficulty = data.get('difficulty') limit = data.get('limit', 10) # Perform search results = search_service.advanced_search( ingredients=ingredients if ingredients else None, meal_type=meal_type, max_cooking_time=max_cooking_time, difficulty=difficulty, limit=limit ) return jsonify({ "success": True, "count": len(results), "recipes": results }), 200 except Exception as e: return jsonify({"error": str(e)}), 500 #Get Recipe by ID @app.route('/api/recipe/', methods=['GET']) def get_recipe(recipe_id): """Get a specific recipe by ID""" try: recipe = search_service.get_recipe_by_id(recipe_id) if not recipe: return jsonify({"error": "Recipe not found"}), 404 # Get nutrition info nutrition_info = nutrition_service.analyze_recipe(recipe['ingredients']) return jsonify({ "success": True, "recipe": recipe, "nutrition": nutrition_info, "nutrition_summary": nutrition_service.get_nutrition_summary(nutrition_info) }), 200 except Exception as e: return jsonify({"error": str(e)}), 500 # Nutrition Analysis @app.route('/api/nutrition', methods=['POST']) def analyze_nutrition(): """ Analyze nutrition for ingredients Request JSON: { "ingredients": ["100g chicken", "50g olive oil", "2 tomatoes"], "servings": 2 } """ try: data = request.json ingredients = data.get('ingredients', []) servings = data.get('servings', 1) if not ingredients: return jsonify({"error": "Ingredients are required"}), 400 # Analyze nutrition nutrition_info = nutrition_service.analyze_recipe(ingredients, servings) dv_percentages = nutrition_service.get_daily_value_percentages(nutrition_info) return jsonify({ "success": True, "nutrition": nutrition_info, "daily_value_percentages": dv_percentages, "summary": nutrition_service.get_nutrition_summary(nutrition_info) }), 200 except Exception as e: return jsonify({"error": str(e)}), 500 # Search by Ingredients @app.route('/api/search/ingredients', methods=['POST']) def search_by_ingredients(): """Search recipes by ingredients""" try: data = request.json ingredients = data.get('ingredients', []) limit = data.get('limit', 10) if not ingredients: return jsonify({"error": "Ingredients are required"}), 400 results = search_service.search_by_ingredients(ingredients, limit) return jsonify({ "success": True, "count": len(results), "recipes": results }), 200 except Exception as e: return jsonify({"error": str(e)}), 500 # Search by Meal Type @app.route('/api/search/meal-type/', methods=['GET']) def search_by_meal_type(meal_type): """Search recipes by meal type""" try: limit = request.args.get('limit', 10, type=int) results = search_service.search_by_meal_type(meal_type, limit) return jsonify({ "success": True, "meal_type": meal_type, "count": len(results), "recipes": results }), 200 except Exception as e: return jsonify({"error": str(e)}), 500 # Search by Cooking Time @app.route('/api/search/time/', methods=['GET']) def search_by_time(max_time): """Search recipes by maximum cooking time (in minutes)""" try: limit = request.args.get('limit', 10, type=int) results = search_service.search_by_cooking_time(max_time, limit) return jsonify({ "success": True, "max_cooking_time": max_time, "count": len(results), "recipes": results }), 200 except Exception as e: return jsonify({"error": str(e)}), 500 #Search by Difficulty @app.route('/api/search/difficulty/', methods=['GET']) def search_by_difficulty(difficulty): """Search recipes by difficulty level""" try: limit = request.args.get('limit', 10, type=int) results = search_service.search_by_difficulty(difficulty, limit) return jsonify({ "success": True, "difficulty": difficulty, "count": len(results), "recipes": results }), 200 except Exception as e: return jsonify({"error": str(e)}), 500 # Health Check @app.route('/api/health', methods=['GET']) def health_check(): """Health check endpoint""" return jsonify({ "status": "healthy", "recipe_generator_available": recipe_generator.is_available(), "search_service_available": True, "nutrition_service_available": True }), 200 @app.errorhandler(404) def not_found(e): """Handle 404 errors""" return jsonify({"error": "Endpoint not found"}), 404 @app.errorhandler(500) def server_error(e): """Handle 500 errors""" return jsonify({"error": "Internal server error"}), 500 if __name__ == '__main__': print("=" * 60) print("AI Recipe Generator - Starting Server") print("=" * 60) print(f"Environment: {app.config.get('DEBUG', False) and 'Development' or 'Production'}") print(f"Device: {config.DEVICE}") print(f"Recipe Generator Available: {recipe_generator.is_available()}") print("=" * 60) print("\nServer running at http://localhost:5000") print("\nAvailable endpoints:") print(" POST /api/generate - Generate recipe from ingredients") print(" POST /api/search - Advanced recipe search") print(" POST /api/search/ingredients - Search by ingredients") print(" GET /api/search/meal-type/ - Search by meal type") print(" GET /api/search/time/ - Search by cooking time") print(" GET /api/search/difficulty/ - Search by difficulty") print(" GET /api/recipe/ - Get recipe by ID") print(" POST /api/nutrition - Analyze nutrition") print(" GET /api/health - Health check") print("=" * 60) app.run(debug=config.DEBUG, host='0.0.0.0', port=8000)