import { Sequelize } from 'sequelize';
import dotenv from 'dotenv';

dotenv.config();

const sequelize = new Sequelize(process.env.DB_NAME, process.env.DB_USER, process.env.DB_PASSWORD, {
    host: process.env.DB_HOST,
    dialect: 'postgres',
    define: {
        timestamps: false
    },
});

const createSchemas = async () => {
    await sequelize.query('CREATE SCHEMA IF NOT EXISTS community');
    await sequelize.query('CREATE SCHEMA IF NOT EXISTS logs');
    await sequelize.query('CREATE SCHEMA IF NOT EXISTS type');
    await sequelize.query('CREATE SCHEMA IF NOT EXISTS service');
    await sequelize.query('CREATE SCHEMA IF NOT EXISTS forum');
    await sequelize.query('CREATE SCHEMA IF NOT EXISTS falukant_data');
    await sequelize.query('CREATE SCHEMA IF NOT EXISTS falukant_type');
    await sequelize.query('CREATE SCHEMA IF NOT EXISTS falukant_predefine');
    await sequelize.query('CREATE SCHEMA IF NOT EXISTS falukant_log');
    await sequelize.query('CREATE SCHEMA IF NOT EXISTS chat');
};

const initializeDatabase = async () => {
    await createSchemas();
    const { default: models } = await import('../models/index.js');
    await syncModels(models);
};

const syncModels = async (models) => {
    for (const model of Object.values(models)) { 
        await model.sync({ alter: true, force: false });
    }
};

async function updateFalukantUserMoney(falukantUserId, moneyChange, activity, changedBy = null) {
    try {
        const result = await sequelize.query(
            `SELECT falukant_data.update_money(
                :falukantUserId, 
                :moneyChange, 
                :activity, 
                :changedBy
            )`,
            {
                replacements: {
                    falukantUserId,
                    moneyChange,
                    activity,
                    changedBy,
                },
                type: sequelize.QueryTypes.SELECT,
            }
        );
        return { 
            success: true, 
            message: 'Money updated successfully', 
            result 
        };
    } catch (error) {
        console.error('Error updating money:', error);
        return { 
            success: false, 
            message: error.message 
        };
    }
}

export { sequelize, initializeDatabase, syncModels, updateFalukantUserMoney };