<?php

namespace DoctrineMigrations;

use Doctrine\DBAL\Schema\Schema;
use Doctrine\Migrations\AbstractMigration;

final class Version20260912000700 extends AbstractMigration
{
    public function getDescription(): string
    {
        return 'Forms with their field definitions and stored submissions.';
    }

    public function isTransactional(): bool
    {
        return false;
    }

    public function up(Schema $schema): void
    {
        $form = $schema->createTable('form');
        $form->addColumn('id', 'string', ['length' => 64]);
        $form->addColumn('website_id', 'string', ['length' => 64]);
        $form->addColumn('locale', 'string', ['length' => 12]);
        $form->addColumn('slug', 'string', ['length' => 80]);
        $form->addColumn('name', 'string', ['length' => 120]);
        $form->addColumn('fields', 'json');
        // Recipient, subject, consent text and the message shown after a successful send.
        $form->addColumn('settings', 'json');
        $form->addColumn('version', 'integer', ['default' => 0]);
        $form->setPrimaryKey(['id']);
        $form->addUniqueIndex(['website_id', 'locale', 'slug'], 'uniq_form_slug');

        $submission = $schema->createTable('form_submission');
        $submission->addColumn('id', 'string', ['length' => 64]);
        $submission->addColumn('form_id', 'string', ['length' => 64]);
        $submission->addColumn('data', 'json');
        // Keyed hash of the sender address, never the address itself: enough to rate limit,
        // not enough to reconstruct who sent from where.
        $submission->addColumn('sender_hash', 'string', ['length' => 64]);
        $submission->addColumn('created_at', 'datetime_immutable');
        // When the sender ticked the consent box. Null means the form asked for no consent.
        $submission->addColumn('consent_at', 'datetime_immutable', ['notnull' => false]);
        $submission->addColumn('delivered', 'boolean', ['default' => false]);
        $submission->setPrimaryKey(['id']);
        $submission->addIndex(['form_id', 'created_at'], 'idx_submission_form');
        $submission->addIndex(['sender_hash', 'created_at'], 'idx_submission_sender');
    }

    public function down(Schema $schema): void
    {
        $this->throwIrreversibleMigrationException('Contains form definitions and personal data from submissions. Restore a verified database backup with matching code.');
    }
}