from flask import Blueprint, request, jsonify, redirect, url_for, session
import random
from salesforce import get_salesforce_connection
sf = get_salesforce_connection()
# Create a Blueprint for custom dish-related routes
customdish_blueprint = Blueprint('customdish', __name__)

@customdish_blueprint.route("/generate_custom_dish", methods=["POST"])
def generate_custom_dish():
    try:
        data = request.form
        dish_name = data.get("name")
        description = data.get("description")
        item_image_url = "https://huggingface.co/spaces/nagasurendra/BiryaniHubflask30/resolve/main/static/customized.jpg"
        item_image_url2 = "https://huggingface.co/spaces/nagasurendra/BiryaniHubflask30/resolve/main/static/customized1.jpg"

        if not dish_name or not description:
            return jsonify({"success": False, "error": "Both fields are required"}), 400
        dish_name = dish_name.replace("'", "+")


        # Generate a random price for the custom dish
        price = random.randint(10, 30)  # Example logic for price setting

        # Determine Veg/Non-Veg
        veg_keywords = ["paneer", "vegetable", "mushroom", "cheese"]
        non_veg_keywords = ["chicken", "mutton", "fish", "egg"]
        
        category = "Veg" if any(word in description.lower() for word in veg_keywords) else \
                   "Non veg" if any(word in description.lower() for word in non_veg_keywords) else \
                   "both"

        # Query to check if the dish already exists in Salesforce (Custom_Dish__c object)
        existing_dish_query = f"SELECT Id, Name, Price__c, Image1__c, Image2__c, Description__c, Veg_NonVeg__c FROM Custom_Dish__c WHERE Name = '{dish_name}'"
        existing_dish_result = sf.query(existing_dish_query)

        if existing_dish_result['totalSize'] > 0:
            # If the dish exists, use the existing details
            existing_dish = existing_dish_result['records'][0]
            price = existing_dish['Price__c']
            item_image_url = existing_dish['Image1__c']
            item_image_url2 = existing_dish['Image2__c']
            category = existing_dish['Veg_NonVeg__c']
        else:
            # If the dish does not exist, create a new custom dish
            custom_dish = {
                'Name': dish_name,
                'Price__c': price,
                'Image1__c': item_image_url,
                'Image2__c': item_image_url2,
                'Description__c': description,
                'Veg_NonVeg__c': category,
                'Section__c': 'Customized dish',
                'Total_Ordered__c': 0
            }

            # Insert the custom dish into Salesforce (Custom_Dish__c object)
            result = sf.Custom_Dish__c.create(custom_dish)

            if not result.get('success'):
                return jsonify({"success": False, "error": "Failed to create custom dish in Salesforce"}), 500

        # After ensuring the dish exists, check if it's already in the Cart_Item__c
        email = session.get('user_email')  # Assuming you have the user's email in session
        
        # Query to check if the custom dish already exists in the cart for the logged-in user
        cart_item_query = f"SELECT Id, Quantity__c, Price__c, Base_Price__c FROM Cart_Item__c WHERE Customer_Email__c = '{email}' AND Name = '{dish_name}'"
        cart_item_result = sf.query(cart_item_query)

        if cart_item_result['totalSize'] > 0:
            # If the custom dish is already in the cart, update the quantity and price
            cart_item = cart_item_result['records'][0]
            new_quantity = cart_item['Quantity__c'] + 1  # Increase quantity by 1
            new_price = price * new_quantity  # Update price based on new quantity
            
            # Update the cart item in Salesforce
            updated_cart_item = {
                'Quantity__c': new_quantity,
                'Price__c': new_price
            }
            
            cart_item_update = sf.Cart_Item__c.update(cart_item['Id'], updated_cart_item)

        else:
            # If the custom dish is not in the cart, create a new cart item
            cart_item = {
                'Name': dish_name,
                'Price__c': price,
                'Base_Price__c': price,
                'Image1__c': item_image_url,
                'Quantity__c': 1,  # Default quantity is 1
                'Add_Ons__c': '',  # Set Add_ons__c to empty
                'Add_Ons_Price__c': 0,  # Set Add_ons_Price__c to 0
                'Customer_Email__c': email  # Associate the custom dish with the logged-in user
            }

            # Insert the custom dish as a Cart_Item__c record in Salesforce
            cart_result = sf.Cart_Item__c.create(cart_item)

        # Redirect to the cart page after successfully adding or updating the cart item
        return redirect(url_for('cart.cart'))


    except Exception as e:
        return jsonify({"success": False, "error": str(e)}), 500