<?php

declare(strict_types=1);

namespace DoctrineMigrations;

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

final class Version20260806120000 extends AbstractMigration
{
    public function getDescription(): string
    {
        return 'Split the accommodation booking status into a status and a type';
    }

    public function up(Schema $schema): void
    {
        $this->addSql('ALTER TABLE accommodation_booking ADD type VARCHAR(20) DEFAULT NULL');

        // An old 'booking' row with an accepted_at came from an accepted offer, so it is an
        // Anfrage; without one it was placed directly. Rows in 'draft'/'discarded' carry no
        // trace of their kind any more — they are mapped to 'inquiry', which is where the
        // office path produces them.
        $this->addSql("UPDATE accommodation_booking SET type = CASE
            WHEN status = 'booking' AND accepted_at IS NULL THEN 'booking'
            ELSE 'inquiry' END");

        $this->addSql("UPDATE accommodation_booking SET status = CASE
            WHEN status = 'inquiry' THEN 'open'
            WHEN status = 'booking' THEN 'accepted'
            ELSE status END");

        $this->addSql('ALTER TABLE accommodation_booking CHANGE type type VARCHAR(20) NOT NULL');
    }

    public function down(Schema $schema): void
    {
        $this->addSql("UPDATE accommodation_booking SET status = CASE
            WHEN status IN ('draft', 'discarded') THEN status
            WHEN type = 'inquiry' AND status = 'open' THEN 'inquiry'
            ELSE 'booking' END");

        $this->addSql('ALTER TABLE accommodation_booking DROP type');
    }
}