<?php

declare(strict_types=1);

namespace Monitor\Api\Tests\Controller;

use Monitor\Api\Controller\SystemController;
use Monitor\Api\Db\Database;
use Monitor\Api\Http\Request;
use Monitor\Api\Repository\LegacyStatusFileReader;
use Monitor\Api\Repository\SystemRepository;
use PHPUnit\Framework\TestCase;

final class SystemControllerTest extends TestCase
{
    private SystemController $controller;
    private string $tmpFile;

    protected function setUp(): void
    {
        $this->tmpFile = tempnam(sys_get_temp_dir(), 'status_');
        file_put_contents($this->tmpFile, "Server1 1.2.3.4 online 2026-07-27 10:00\n");

        $this->controller = new SystemController(
            new SystemRepository(Database::inMemory()),
            new LegacyStatusFileReader(),
            $this->tmpFile
        );
    }

    protected function tearDown(): void
    {
        if (is_file($this->tmpFile)) {
            unlink($this->tmpFile);
        }
    }

    public function testIndexImportsLegacyStatusFile(): void
    {
        $response = $this->controller->index(Request::create('GET', '/api/v1/systems'));

        self::assertSame(200, $response->status);
        self::assertCount(1, $response->body()['systems']);
        self::assertSame('Server1', $response->body()['systems'][0]['id']);
    }

    public function testReportStatusRejectsInvalidStatus(): void
    {
        $response = $this->controller->reportStatus(
            Request::create('POST', '/api/v1/systems/srv1/status', body: ['status' => 'weird']),
            ['id' => 'srv1']
        );

        self::assertSame(422, $response->status);
    }

    public function testReportStatusReturnsUpdatedSystem(): void
    {
        $response = $this->controller->reportStatus(
            Request::create('POST', '/api/v1/systems/srv1/status', body: ['status' => 'ok']),
            ['id' => 'srv1']
        );

        self::assertSame(200, $response->status);
        self::assertSame('ok', $response->body()['system']['status']);
    }
}