require('reflect-metadata');
const { Sequelize } = require('sequelize-typescript');
const path = require('path');
const fs = require('fs');

let FoodItem;
let MealFood;
let PlannedFood;
let Meal;
let User;
let WaterLog;
let WeightLog;
let MealPlan;
let UserGoal;
let DailySummary;
let APICache;
const foodItemPath = path.join(__dirname, '../dist/models/food-item.model.js');
const mealFoodPath = path.join(__dirname, '../dist/models/meal-food.model.js');
const plannedFoodPath = path.join(__dirname, '../dist/models/planned-food.model.js');
const mealPath = path.join(__dirname, '../dist/models/meal.model.js');
const userPath = path.join(__dirname, '../dist/models/user.model.js');
const waterLogPath = path.join(__dirname, '../dist/models/water-log.model.js');
const weightLogPath = path.join(__dirname, '../dist/models/weight-log.model.js');
const mealPlanPath = path.join(__dirname, '../dist/models/meal-plan.model.js');
const userGoalPath = path.join(__dirname, '../dist/models/user-goal.model.js');
const dailySummaryPath = path.join(__dirname, '../dist/models/daily-summary.model.js');
const apiCachePath = path.join(__dirname, '../dist/models/api-cache.model.js');
if (fs.existsSync(foodItemPath)) {
  const mod = require(foodItemPath);
  FoodItem = mod.FoodItem;
} else {
  console.error('Missing model: ' + foodItemPath);
  process.exit(1);
}
if (fs.existsSync(mealFoodPath)) {
  const mod = require(mealFoodPath);
  MealFood = mod.MealFood;
}
if (fs.existsSync(plannedFoodPath)) {
  const mod = require(plannedFoodPath);
  PlannedFood = mod.PlannedFood;
}
if (fs.existsSync(mealPath)) {
  const mod = require(mealPath);
  Meal = mod.Meal;
}
if (fs.existsSync(userPath)) {
  const mod = require(userPath);
  User = mod.User;
}
if (fs.existsSync(waterLogPath)) {
  const mod = require(waterLogPath);
  WaterLog = mod.WaterLog;
}
if (fs.existsSync(weightLogPath)) {
  const mod = require(weightLogPath);
  WeightLog = mod.WeightLog;
}
if (fs.existsSync(mealPlanPath)) {
  const mod = require(mealPlanPath);
  MealPlan = mod.MealPlan;
}
if (fs.existsSync(userGoalPath)) {
  const mod = require(userGoalPath);
  UserGoal = mod.UserGoal;
}
if (fs.existsSync(dailySummaryPath)) {
  const mod = require(dailySummaryPath);
  DailySummary = mod.DailySummary;
}
if (fs.existsSync(apiCachePath)) {
  const mod = require(apiCachePath);
  APICache = mod.APICache;
}

// Database connection
const dbPath = process.env.DATABASE_URL 
    ? process.env.DATABASE_URL.replace('sqlite://', '') 
    : path.join(__dirname, '../data/calorie_tracker.db');

// Ensure data directory exists if using sqlite file
if (!process.env.DATABASE_URL) {
    const dataDir = path.dirname(dbPath);
    if (!fs.existsSync(dataDir)) {
        fs.mkdirSync(dataDir, { recursive: true });
    }
}

const sequelize = new Sequelize({
  dialect: 'sqlite',
  storage: dbPath,
  logging: false
});
const models = [FoodItem].concat([MealFood, PlannedFood, Meal, User, WaterLog, WeightLog, MealPlan, UserGoal, DailySummary, APICache].filter(Boolean));
sequelize.addModels(models);

const filipinoFoods = [
    // Rice (Kanin)
    {
        name: 'White Rice',
        name_tagalog: 'Kanin',
        category: 'kanin',
        calories: 206,
        protein_g: 4.3,
        carbs_g: 45,
        fat_g: 0.4,
        serving_description: '1 cup cooked',
        serving_size_g: 158
    },
    {
        name: 'Fried Rice',
        name_tagalog: 'Sinangag',
        category: 'kanin',
        calories: 280,
        protein_g: 5,
        carbs_g: 42,
        fat_g: 10,
        serving_description: '1 cup',
        serving_size_g: 170
    },
    
    // Main Dishes (Ulam)
    {
        name: 'Chicken Adobo',
        name_tagalog: 'Adobong Manok',
        category: 'ulam',
        calories: 350,
        protein_g: 35,
        carbs_g: 5,
        fat_g: 20,
        serving_description: '1 serving (2 pieces)',
        serving_size_g: 200
    },
    {
        name: 'Pork Sinigang',
        name_tagalog: 'Sinigang na Baboy',
        category: 'sabaw',
        calories: 280,
        protein_g: 25,
        carbs_g: 10,
        fat_g: 15,
        serving_description: '1 bowl',
        serving_size_g: 350
    },
    {
        name: 'Chicken Tinola',
        name_tagalog: 'Tinolang Manok',
        category: 'sabaw',
        calories: 200,
        protein_g: 28,
        carbs_g: 8,
        fat_g: 6,
        serving_description: '1 bowl',
        serving_size_g: 350
    },
    {
        name: 'Bicol Express',
        name_tagalog: 'Bicol Express',
        category: 'ulam',
        calories: 400,
        protein_g: 20,
        carbs_g: 10,
        fat_g: 32,
        serving_description: '1 serving',
        serving_size_g: 200
    },
    {
        name: 'Pork Sisig',
        name_tagalog: 'Sisig',
        category: 'ulam',
        calories: 450,
        protein_g: 25,
        carbs_g: 8,
        fat_g: 35,
        serving_description: '1 serving',
        serving_size_g: 180
    },
    {
        name: 'Menudo',
        name_tagalog: 'Menudo',
        category: 'ulam',
        calories: 320,
        protein_g: 22,
        carbs_g: 12,
        fat_g: 20,
        serving_description: '1 serving',
        serving_size_g: 200
    },
    {
        name: 'Kare-Kare',
        name_tagalog: 'Kare-Kare',
        category: 'ulam',
        calories: 380,
        protein_g: 24,
        carbs_g: 18,
        fat_g: 25,
        serving_description: '1 serving',
        serving_size_g: 250
    },
    {
        name: 'Lechon Kawali',
        name_tagalog: 'Lechon Kawali',
        category: 'ulam',
        calories: 500,
        protein_g: 30,
        carbs_g: 2,
        fat_g: 42,
        serving_description: '1 serving',
        serving_size_g: 150
    },
    {
        name: 'Pork Nilaga',
        name_tagalog: 'Nilagang Baboy',
        category: 'sabaw',
        calories: 280,
        protein_g: 28,
        carbs_g: 12,
        fat_g: 14,
        serving_description: '1 bowl',
        serving_size_g: 350
    },
    {
        name: 'Beef Bulalo',
        name_tagalog: 'Bulalo',
        category: 'sabaw',
        calories: 350,
        protein_g: 32,
        carbs_g: 8,
        fat_g: 22,
        serving_description: '1 bowl',
        serving_size_g: 400
    },
    
    // Vegetables (Gulay)
    {
        name: 'Pinakbet',
        name_tagalog: 'Pinakbet',
        category: 'gulay',
        calories: 150,
        protein_g: 5,
        carbs_g: 20,
        fat_g: 6,
        serving_description: '1 cup',
        serving_size_g: 200
    },
    {
        name: 'Laing',
        name_tagalog: 'Laing',
        category: 'gulay',
        calories: 180,
        protein_g: 6,
        carbs_g: 15,
        fat_g: 12,
        serving_description: '1 cup',
        serving_size_g: 180
    },
    {
        name: 'Ginisang Monggo',
        name_tagalog: 'Ginisang Monggo',
        category: 'gulay',
        calories: 200,
        protein_g: 12,
        carbs_g: 30,
        fat_g: 4,
        serving_description: '1 cup',
        serving_size_g: 220
    },
    
    // Breakfast (Almusal)
    {
        name: 'Beef Tapa with Rice and Egg',
        name_tagalog: 'Tapsilog',
        category: 'almusal',
        calories: 650,
        protein_g: 45,
        carbs_g: 60,
        fat_g: 25,
        serving_description: '1 plate',
        serving_size_g: 400
    },
    {
        name: 'Longganisa with Rice and Egg',
        name_tagalog: 'Longsilog',
        category: 'almusal',
        calories: 700,
        protein_g: 38,
        carbs_g: 65,
        fat_g: 32,
        serving_description: '1 plate',
        serving_size_g: 420
    },
    {
        name: 'Tocino with Rice and Egg',
        name_tagalog: 'Tocilog',
        category: 'almusal',
        calories: 680,
        protein_g: 42,
        carbs_g: 62,
        fat_g: 28,
        serving_description: '1 plate',
        serving_size_g: 400
    },
    {
        name: 'Fried Egg',
        name_tagalog: 'Pritong Itlog',
        category: 'almusal',
        calories: 90,
        protein_g: 6,
        carbs_g: 1,
        fat_g: 7,
        serving_description: '1 egg',
        serving_size_g: 50
    },
    
    // Snacks (Meryenda)
    {
        name: 'Pandesal',
        name_tagalog: 'Pandesal',
        category: 'meryenda',
        calories: 120,
        protein_g: 3,
        carbs_g: 22,
        fat_g: 2,
        serving_description: '1 piece',
        serving_size_g: 40
    },
    {
        name: 'Turon',
        name_tagalog: 'Turon',
        category: 'meryenda',
        calories: 180,
        protein_g: 2,
        carbs_g: 35,
        fat_g: 5,
        serving_description: '1 piece',
        serving_size_g: 80
    },
    {
        name: 'Bibingka',
        name_tagalog: 'Bibingka',
        category: 'meryenda',
        calories: 220,
        protein_g: 5,
        carbs_g: 38,
        fat_g: 6,
        serving_description: '1 piece',
        serving_size_g: 100
    },
    {
        name: 'Puto',
        name_tagalog: 'Puto',
        category: 'meryenda',
        calories: 90,
        protein_g: 2,
        carbs_g: 18,
        fat_g: 1,
        serving_description: '1 piece',
        serving_size_g: 40
    },
    {
        name: 'Lumpia',
        name_tagalog: 'Lumpia',
        category: 'meryenda',
        calories: 100,
        protein_g: 4,
        carbs_g: 10,
        fat_g: 5,
        serving_description: '1 piece',
        serving_size_g: 50
    },
    {
        name: 'Banana Cue',
        name_tagalog: 'Banana Cue',
        category: 'meryenda',
        calories: 150,
        protein_g: 1,
        carbs_g: 32,
        fat_g: 4,
        serving_description: '1 piece',
        serving_size_g: 100
    },
    
    // Proteins
    {
        name: 'Grilled Tilapia',
        name_tagalog: 'Inihaw na Tilapia',
        category: 'ulam',
        calories: 180,
        protein_g: 32,
        carbs_g: 0,
        fat_g: 5,
        serving_description: '1 whole fish',
        serving_size_g: 150
    },
    {
        name: 'Grilled Chicken',
        name_tagalog: 'Inihaw na Manok',
        category: 'ulam',
        calories: 280,
        protein_g: 40,
        carbs_g: 0,
        fat_g: 13,
        serving_description: '1 breast',
        serving_size_g: 150
    },
    {
        name: 'Fried Bangus',
        name_tagalog: 'Pritong Bangus',
        category: 'ulam',
        calories: 220,
        protein_g: 28,
        carbs_g: 0,
        fat_g: 12,
        serving_description: '1 piece',
        serving_size_g: 120
    },
    
    // Vegetables (Gulay)
    {
        name: 'Pinakbet',
        name_tagalog: 'Pinakbet',
        category: 'gulay',
        calories: 150,
        protein_g: 6,
        carbs_g: 15,
        fat_g: 8,
        serving_description: '1 cup',
        serving_size_g: 200
    },
    {
        name: 'Ginisang Monggo',
        name_tagalog: 'Ginisang Monggo',
        category: 'gulay',
        calories: 220,
        protein_g: 15,
        carbs_g: 30,
        fat_g: 6,
        serving_description: '1 cup',
        serving_size_g: 240
    },
    {
        name: 'Chopsuey',
        name_tagalog: 'Chopsuey',
        category: 'gulay',
        calories: 180,
        protein_g: 12,
        carbs_g: 10,
        fat_g: 10,
        serving_description: '1 cup',
        serving_size_g: 200
    },
    {
        name: 'Laing',
        name_tagalog: 'Laing',
        category: 'gulay',
        calories: 250,
        protein_g: 5,
        carbs_g: 12,
        fat_g: 22,
        serving_description: '1 serving',
        serving_size_g: 150
    },

    // Breakfast
    {
        name: 'Tapsilog',
        name_tagalog: 'Tapsilog',
        category: 'almusal',
        calories: 550,
        protein_g: 35,
        carbs_g: 45,
        fat_g: 25,
        serving_description: '1 order (rice, egg, beef)',
        serving_size_g: 350
    },
    {
        name: 'Longsilog',
        name_tagalog: 'Longsilog',
        category: 'almusal',
        calories: 600,
        protein_g: 20,
        carbs_g: 45,
        fat_g: 35,
        serving_description: '1 order (rice, egg, sausage)',
        serving_size_g: 350
    },
    {
        name: 'Pandesal',
        name_tagalog: 'Pandesal',
        category: 'almusal',
        calories: 35,
        protein_g: 1.5,
        carbs_g: 6,
        fat_g: 0.5,
        serving_description: '1 piece',
        serving_size_g: 30
    },

    // Desserts/Snacks
    {
        name: 'Halo-Halo',
        name_tagalog: 'Halo-Halo',
        category: 'meryenda',
        calories: 450,
        protein_g: 12,
        carbs_g: 85,
        fat_g: 8,
        serving_description: '1 glass',
        serving_size_g: 400
    },
    {
        name: 'Leche Flan',
        name_tagalog: 'Leche Flan',
        category: 'meryenda',
        calories: 220,
        protein_g: 5,
        carbs_g: 25,
        fat_g: 10,
        serving_description: '1 slice',
        serving_size_g: 80
    },
    {
        name: 'Turon',
        name_tagalog: 'Turon',
        category: 'meryenda',
        calories: 200,
        protein_g: 2,
        carbs_g: 35,
        fat_g: 7,
        serving_description: '1 piece',
        serving_size_g: 100
    }
];

async function seed() {
    try {
        await sequelize.authenticate();
        console.log('Database connection has been established successfully.');

        // Sync database (create tables if not exists)
        await sequelize.sync();
        
        let addedCount = 0;
        
        for (const foodData of filipinoFoods) {
            // Check if already exists
            const existing = await FoodItem.findOne({
                where: {
                    name: foodData.name,
                    is_filipino: true
                }
            });
            
            if (!existing) {
                await FoodItem.create({
                    ...foodData,
                    source: 'filipino',
                    is_filipino: true
                });
                addedCount++;
            }
        }
        
        console.log(`Successfully added ${addedCount} Filipino foods to the database!`);
    } catch (error) {
        console.error('Error seeding Filipino foods:', error);
    } finally {
        await sequelize.close();
    }
}

seed();