<?php

namespace App\Database\Migrations;

use CodeIgniter\Database\Migration;

class CreatePlacementBatches extends Migration
{
    public function up()
    {
        if ($this->db->tableExists('placement_batches')) {
            return;
        }

        $this->forge->addField([
            'id' => ['type' => 'INT', 'constraint' => 11, 'unsigned' => true, 'auto_increment' => true],
            'placement_test' => ['type' => 'VARCHAR', 'constraint' => 30],
            'school_year' => ['type' => 'VARCHAR', 'constraint' => 20],
            'created_by' => ['type' => 'INT', 'constraint' => 11, 'unsigned' => true, 'null' => true],
            'updated_by' => ['type' => 'INT', 'constraint' => 11, 'unsigned' => true, 'null' => true],
            'created_at' => ['type' => 'DATETIME', 'null' => true],
            'updated_at' => ['type' => 'DATETIME', 'null' => true],
        ]);

        $this->forge->addKey('id', true);
        $this->forge->addKey(['placement_test', 'school_year']);
        $this->forge->createTable('placement_batches');
    }

    public function down()
    {
        $this->forge->dropTable('placement_batches', true);
    }
}