<?php

namespace App\Console\Commands;

use Illuminate\Console\Command;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Schema;

class CleanMutationsData extends Command
{
    /**
     * The name and signature of the console command.
     *
     * @var string
     */
    protected $signature = 'mutations:clean {--force : Force cleanup without confirmation}';

    /**
     * The console command description.
     *
     * @var string
     */
    protected $description = 'Clean mutations data to allow migration rollback';

    /**
     * Create a new command instance.
     *
     * @return void
     */
    public function __construct()
    {
        parent::__construct();
    }

    /**
     * Execute the console command.
     */
    public function handle()
    {
        if (!$this->option('force')) {
            if (!$this->confirm('This will delete ALL mutations data. Are you sure?')) {
                $this->info('Operation cancelled.');
                return 0;
            }
        }

        try {
            DB::beginTransaction();

            // Delete mutations data in proper order (foreign key constraints)
            $this->info('Cleaning mutations data...');
            
            // 1. Delete stock logs related to mutations
            if (Schema::hasTable('stock_logs')) {
                $deleted = DB::table('stock_logs')
                    ->where('source_type', 'App\\Models\\Mutation')
                    ->delete();
                $this->info("Deleted {$deleted} stock logs related to mutations");
            }

            // 2. Delete mutation details
            if (Schema::hasTable('mutation_details')) {
                $deleted = DB::table('mutation_details')->delete();
                $this->info("Deleted {$deleted} mutation details");
            }

            // 3. Delete mutations
            if (Schema::hasTable('mutations')) {
                $deleted = DB::table('mutations')->delete();
                $this->info("Deleted {$deleted} mutations");
            }

            // 4. Reset auto increment
            if (Schema::hasTable('mutations')) {
                DB::statement('ALTER TABLE mutations AUTO_INCREMENT = 1');
                $this->info('Reset mutations auto increment');
            }
            
            if (Schema::hasTable('mutation_details')) {
                DB::statement('ALTER TABLE mutation_details AUTO_INCREMENT = 1');
                $this->info('Reset mutation_details auto increment');
            }

            DB::commit();
            
            $this->info('✅ Mutations data cleaned successfully!');
            $this->info('You can now rollback and re-run migrations.');
            
            return 0;
            
        } catch (\Exception $e) {
            DB::rollback();
            $this->error('❌ Error cleaning mutations data: ' . $e->getMessage());
            return 1;
        }
    }
}