<?php

declare(strict_types=1);

namespace LIT\MCP\Tests\Unit\Abilities;

use LIT\MCP\Abilities\WriteFailed;
use LIT\MCP\Tests\Unit\TestCase;
use RuntimeException;

final class WriteFailedTest extends TestCase
{
    public function testCleanRollbackMapsToWriteFailed(): void
    {
        $cause = new RuntimeException('meta kaputt');
        $failure = new WriteFailed('Felder konnten nicht gespeichert werden.', true, 5, null, $cause);

        self::assertTrue($failure->rolledBack);
        self::assertSame($cause, $failure->getPrevious());
        self::assertStringContainsString('meta kaputt', $failure->getMessage());
        self::assertSame('lit_write_failed', $failure->toError()->get_error_code());
    }

    public function testRolledBackHintReplacesTheDefaultHintOfWriteFailedOnly(): void
    {
        $clean = new WriteFailed('x', true, rolledBackHint: 'Erst neu lesen.');
        $partial = new WriteFailed('x', false, rolledBackHint: 'Erst neu lesen.');

        self::assertSame('Erst neu lesen.', $clean->toError()->get_error_data()['hint']);
        self::assertNotSame('Erst neu lesen.', $partial->toError()->get_error_data()['hint']);
    }

    public function testIncompleteRollbackMapsToPartialWriteWithTheIds(): void
    {
        $error = (new WriteFailed('Felder konnten nicht gespeichert werden.', false, 5, 811))->toError();

        self::assertSame('lit_partial_write', $error->get_error_code());
        self::assertSame(5, $error->get_error_data()['post_id']);
        self::assertSame(811, $error->get_error_data()['revision_id']);
    }

    public function testIncompleteRollbackCanDescribeItsOwnStateHintAndDetails(): void
    {
        $error = (new WriteFailed(
            'Menü nicht gespeichert.',
            false,
            state: 'Das Menü ist teilweise geändert.',
            hint: 'Mit lit/menu-get prüfen.',
            details: ['menu_id' => 3]
        ))->toError();

        self::assertSame('lit_partial_write', $error->get_error_code());
        self::assertStringContainsString('Das Menü ist teilweise geändert.', $error->get_error_message());
        self::assertStringNotContainsString('Entwurf', $error->get_error_message());
        self::assertSame('Mit lit/menu-get prüfen.', $error->get_error_data()['hint']);
        self::assertSame(3, $error->get_error_data()['menu_id']);
    }

    public function testCleanRollbackKeepsItsDetails(): void
    {
        $error = (new WriteFailed('Nicht übernommen.', true, details: ['backup_id' => 88]))->toError();

        self::assertSame('lit_write_failed', $error->get_error_code());
        self::assertSame(88, $error->get_error_data()['backup_id']);
        self::assertStringContainsString('"backup_id":88', $error->get_error_message());
    }
}