/**
 * Database Clean Script
 *
 * Removes all data from the database while preserving the schema.
 * Useful for resetting to a clean state before seeding.
 * Run with: pnpm db:clean
 */

import 'dotenv/config'
import { drizzle } from 'drizzle-orm/postgres-js'
import { sql } from 'drizzle-orm'
import postgres from 'postgres'

async function clean() {
  // Get database connection from environment
  const connectionString = process.env.DATABASE_URL
  if (!connectionString) {
    throw new Error('DATABASE_URL environment variable is not set')
  }

  console.log('🧹 Starting database cleanup...\n')

  // Create database connection
  const client = postgres(connectionString)
  const db = drizzle(client)

  try {
    // Delete all data in reverse order of dependencies
    console.log('Deleting product-role assignments...')
    await db.execute(sql`DELETE FROM product_role_visibility`)

    console.log('Deleting user-role assignments...')
    await db.execute(sql`DELETE FROM user_roles`)

    console.log('Deleting order items...')
    await db.execute(sql`DELETE FROM order_items`)

    console.log('Deleting orders...')
    await db.execute(sql`DELETE FROM orders`)

    console.log('Deleting cart items...')
    await db.execute(sql`DELETE FROM cart_items`)

    console.log('Deleting carts...')
    await db.execute(sql`DELETE FROM carts`)

    console.log('Deleting products...')
    await db.execute(sql`DELETE FROM products`)

    console.log('Deleting roles...')
    await db.execute(sql`DELETE FROM roles`)

    console.log('Deleting users...')
    await db.execute(sql`DELETE FROM users`)

    console.log('\n✅ Database cleaned successfully!')
    console.log('💡 Run `pnpm db:seed` to populate with fresh data')
  } catch (error) {
    console.error('❌ Error cleaning database:', error)
    throw error
  } finally {
    // Close database connection
    await client.end()
  }
}

// Run clean function
clean()
  .then(() => {
    process.exit(0)
  })
  .catch((error) => {
    console.error('Fatal error:', error)
    process.exit(1)
  })