<?php

declare(strict_types=1);

use Phinx\Migration\AbstractMigration;

final class CreateSchoolUserTable extends AbstractMigration
{
    public function up(): void
    {
        $this->table('school_user', [
                'id'          => false,
                'primary_key' => ['idschooluser'],
                'engine'      => 'InnoDB',
                'collation'   => 'utf8mb4_unicode_ci',
            ])
            ->addColumn('idschooluser', 'integer', ['signed' => false, 'identity' => true])
            ->addColumn('user_id', 'integer', ['signed' => false, 'comment' => 'auth_users.id'])
            ->addColumn('idschool', 'integer', ['signed' => false])
            ->addColumn('school_role', 'string', ['limit' => 20, 'default' => 'student', 'comment' => 'student|teacher|admin|owner'])
            ->addColumn('active', 'char', ['limit' => 1, 'default' => 'Y'])
            ->addColumn('joined_at', 'timestamp', ['null' => true, 'default' => 'CURRENT_TIMESTAMP'])
            ->addIndex(['user_id', 'idschool'], ['unique' => true, 'name' => 'school_user_unique'])
            ->addIndex(['idschool'], ['name' => 'school_user_idschool_index'])
            ->addForeignKey('user_id', 'auth_users', 'id', ['delete' => 'CASCADE', 'update' => 'NO_ACTION'])
            ->addForeignKey('idschool', 'schools', 'idschool', ['delete' => 'CASCADE', 'update' => 'NO_ACTION'])
            ->create();

        // Tutti gli utenti esistenti appartengono a Seregno (1)
        $this->execute("
            INSERT INTO school_user (user_id, idschool, school_role)
            SELECT id, 1, 'student' FROM auth_users
        ");
    }

    public function down(): void
    {
        $this->table('school_user')->drop()->save();
    }
}