import 'dotenv/config';
import bcrypt from 'bcryptjs';
import db from '../src/database/models/index.js';
import { ROLES } from '../src/common/config/constants.js';

const ADMIN_EMAIL = 'admin@gmail.com';
const ADMIN_PASSWORD = 'Admin@123';
const ADMIN_NAME = 'System Admin';

async function seedMinimalAdmin() {
    console.log('--- Seeding minimal admin-only data ---');
    try {
        await db.sequelize.authenticate();

        const stateCount = await db.State.count();
        const districtCount = await db.District.count();
        const regionCount = await db.Region.count();
        const zoneCount = await db.Zone.count();

        if (!stateCount || !districtCount) {
            throw new Error(
                'Geo master data is incomplete. Run "npm run seed:state-district" before "seed:minimal-admin".'
            );
        }
        if (!regionCount || !zoneCount) {
            console.log('ℹ️ Region/Zone not seeded (expected for minimal setup). You can add them manually later.');
        }

        // Ensure only one user remains for this minimal environment.
        await db.UserRole.destroy({ where: {} });
        await db.User.destroy({ where: {} });

        // Ensure required roles exist.
        await db.Role.findOrCreate({
            where: { roleCode: ROLES.SUPER_ADMIN },
            defaults: {
                roleCode: ROLES.SUPER_ADMIN,
                roleName: 'Super Admin',
                category: 'ADMIN',
                description: 'Full system access'
            }
        });

        await db.Role.findOrCreate({
            where: { roleCode: ROLES.DD_ADMIN },
            defaults: {
                roleCode: ROLES.DD_ADMIN,
                roleName: 'DD Admin',
                category: 'ADMIN',
                description: 'Dealer Development Admin'
            }
        });

        const hashedPassword = await bcrypt.hash(ADMIN_PASSWORD, 10);
        const adminUser = await db.User.create({
            email: ADMIN_EMAIL,
            fullName: ADMIN_NAME,
            password: hashedPassword,
            roleCode: ROLES.SUPER_ADMIN,
            status: 'active',
            isActive: true,
            isExternal: false
        });

        const role = await db.Role.findOne({ where: { roleCode: ROLES.SUPER_ADMIN } });
        if (role) {
            await db.UserRole.create({
                userId: adminUser.id,
                roleId: role.id,
                isPrimary: true,
                isActive: true
            });
        }

        console.log('✅ Minimal admin seed completed.');
        console.log(`✅ Login: ${ADMIN_EMAIL}`);
        console.log(`✅ Password: ${ADMIN_PASSWORD}`);
        process.exit(0);
    } catch (error) {
        console.error('❌ Minimal admin seed failed:', error);
        process.exit(1);
    }
}

seedMinimalAdmin();