import 'dotenv/config';
import db from '../src/database/models/index.js';
import bcrypt from 'bcryptjs';

const { Role, Zone, Region, State, Location, User, UserRole } = db;

async function resetAndSeed() {
    console.log('--- RESETTING DATABASE TO DENORMALIZED DISTRICT MODEL ---');

    try {
        await db.sequelize.authenticate();
        console.log('Database connected.');

        // 1. Force Sync
        await db.sequelize.sync({ force: true });
        console.log('Database schema reset (force synced).');

        const hashedPassword = await bcrypt.hash('Admin@123', 10);

        // 2. Seed Roles
        const roles = [
            { roleCode: 'NBH', roleName: 'National Business Head', category: 'NATIONAL' },
            { roleCode: 'DD Head', roleName: 'DD Head', category: 'NATIONAL' },
            { roleCode: 'ZBH', roleName: 'Zonal Business Head', category: 'ZONAL' },
            { roleCode: 'DD-ZM', roleName: 'DD Zonal Manager', category: 'ZONAL' },
            { roleCode: 'RM', roleName: 'Regional Manager', category: 'REGIONAL' },
            { roleCode: 'ASM', roleName: 'Area Sales Manager', category: 'AREA' },
            { roleCode: 'Super Admin', roleName: 'Super Admin', category: 'NATIONAL' },
            { roleCode: 'Dealer', roleName: 'Dealer', category: 'EXTERNAL' }
        ];

        for (const r of roles) await Role.create(r);
        console.log('Roles seeded.');

        // 3. Seed Hierarchy (Zone -> State & Region -> District)
        // Zone
        const northZone = await Zone.create({ name: 'North Zone', code: 'ZONE-N' });
        const southZone = await Zone.create({ name: 'South Zone', code: 'ZONE-S' });

        // State
        const delhiState = await State.create({ name: 'Delhi', zoneId: northZone.id });
        const haryanaState = await State.create({ name: 'Haryana', zoneId: northZone.id });
        const karnatakaState = await State.create({ name: 'Karnataka', zoneId: southZone.id });

        // Region
        const ncrRegion = await Region.create({ name: 'NCR Region', zoneId: northZone.id });
        const bangaloreRegion = await Region.create({ name: 'Bangalore Region', zoneId: southZone.id });

        // District (Location)
        await Location.create({ name: 'Central Delhi', stateId: delhiState.id, regionId: ncrRegion.id, zoneId: northZone.id });
        await Location.create({ name: 'Gurgaon', stateId: haryanaState.id, regionId: ncrRegion.id, zoneId: northZone.id });
        await Location.create({ name: 'Bangalore Urban', stateId: karnatakaState.id, regionId: bangaloreRegion.id, zoneId: southZone.id });

        console.log('Denormalized Hierarchy seeded.');

        // 4. Seed Admin Users
        const adminUser = await User.create({
            fullName: 'Super Admin',
            email: 'admin@royalenfield.com',
            roleCode: 'Super Admin',
            password: hashedPassword,
            status: 'active'
        });
        const superAdminRole = await Role.findOne({ where: { roleCode: 'Super Admin' } });
        if (superAdminRole) {
            await UserRole.create({ userId: adminUser.id, roleId: superAdminRole.id, isActive: true, isPrimary: true });
        }

        const zbhUser = await User.create({
            fullName: 'Yashwin (ZBH North)',
            email: 'yashwin@gmail.com',
            roleCode: 'ZBH',
            password: hashedPassword,
            status: 'active'
        });
        const zbhRole = await Role.findOne({ where: { roleCode: 'ZBH' } });
        if (zbhRole) {
            await UserRole.create({ userId: zbhUser.id, roleId: zbhRole.id, zoneId: northZone.id, isActive: true, isPrimary: true });
        }

        console.log('Admin Users seeded.');
        console.log('--- DATABASE RESET & SEEDING COMPLETE ---');
        process.exit(0);
    } catch (error) {
        console.error('Error during database reset/seed:', error);
        process.exit(1);
    }
}

resetAndSeed();