<?php

namespace App\Database\Migrations;

use CodeIgniter\Database\Migration;

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

        $this->forge->addField([
            'id' => [
                'type'           => 'INT',
                'unsigned'       => true,
                'auto_increment' => true,
            ],
            'report_date' => [
                'type' => 'DATE',
                'null' => false,
            ],
            'school_year' => [
                'type'       => 'VARCHAR',
                'constraint' => 16,
                'null'       => true,
            ],
            'semester' => [
                'type'       => 'VARCHAR',
                'constraint' => 32,
                'null'       => true,
            ],
            'filename' => [
                'type'       => 'VARCHAR',
                'constraint' => 255,
                'null'       => false,
            ],
            'original_name' => [
                'type'       => 'VARCHAR',
                'constraint' => 255,
                'null'       => true,
            ],
            'mime_type' => [
                'type'       => 'VARCHAR',
                'constraint' => 128,
                'null'       => true,
            ],
            'file_size' => [
                'type'     => 'INT',
                'unsigned' => true,
                'null'     => true,
            ],
            'uploaded_by' => [
                'type'     => 'INT',
                'unsigned' => true,
                'null'     => true,
            ],
            'created_at' => [
                'type' => 'DATETIME',
                'null' => true,
            ],
            'updated_at' => [
                'type' => 'DATETIME',
                'null' => true,
            ],
        ]);

        $this->forge->addKey('id', true);
        $this->forge->addKey(['report_date']);
        $this->forge->addUniqueKey(['report_date', 'school_year', 'semester'], 'uniq_early_dismissal_signature');
        $this->forge->createTable('early_dismissal_signatures', true);
    }

    public function down()
    {
        if ($this->db->tableExists('early_dismissal_signatures')) {
            $this->forge->dropTable('early_dismissal_signatures', true);
        }
    }
}
