<?php

use App\Seeder as AppSeeder;
use Illuminate\Database\Seeder;
use Illuminate\Support\Facades\DB;

class DatabaseSeeder extends Seeder
{

    private function getBatch()
    {
        $result = AppSeeder::select(DB::raw('MAX(batch) AS batch'))->first();
        $batch = 0;
        if ($result->batch)
            $batch = $result->batch;
        return $batch + 1;
    }

    /**
     * Seed the application's database.
     *
     * @return void
     */
    public function run()
    {
        /**
         * CARGA DE DATOS SEEDERS
         **/

        $batch = $this->getBatch();

        // DefaultSeeder
        if (!AppSeeder::where('seeder', 'DefaultSeeder')->first()) {
            $this->call(DefaultSeeder::class);
            AppSeeder::updateOrCreate(['seeder' => 'DefaultSeeder', 'batch' => $batch]);
        }
    }
}