<?php

declare(strict_types=1);

namespace Monitor\Api\Tests;

use Monitor\Api\Config;
use PHPUnit\Framework\TestCase;

final class ConfigTest extends TestCase
{
    public function testDefaultsAreUsedWhenNothingConfigured(): void
    {
        $config = new Config([]);

        self::assertSame('https://codeberg.org/api/v1', $config->codebergApiBase());
        self::assertSame([
            ['owner' => 'fds2610', 'repo' => 'monitor', 'color' => '#fbca04'],
            ['owner' => 'fds2610', 'repo' => 'Steuerkram', 'color' => '#28a745'],
            ['owner' => 'fds2610', 'repo' => 'nc-gantt', 'color' => '#0366d6'],
        ], $config->codebergRepos());
        self::assertNull($config->codebergToken());
        self::assertNull($config->adminApiKey());
        self::assertSame(8, $config->deskCount());
        self::assertSame(30, $config->sseMaxIterations());
        self::assertSame(2, $config->ssePollIntervalSeconds());
    }

    /**
     * Regression: get() griff frueher selbst auf getenv() zurueck, wodurch ein in der
     * Umgebung gesetzter CODEBERG_TOKEN in eine explizit gebaute Config (und damit in
     * Testausgaben) durchschlug.
     */
    public function testExplicitEnvArrayDoesNotFallBackToProcessEnvironment(): void
    {
        putenv('CODEBERG_TOKEN=darf-nicht-durchsickern');

        try {
            self::assertNull((new Config([]))->codebergToken());
        } finally {
            putenv('CODEBERG_TOKEN');
        }
    }

    public function testValuesCanBeOverridden(): void
    {
        $config = new Config([
            'CODEBERG_API_BASE' => 'https://example.org/api/v1/',
            'CODEBERG_REPOS' => 'someone/somerepo:ff00aa, other/thing:00ff00 ,malformed',
            'CODEBERG_TOKEN' => 'tok',
            'MONITOR_ADMIN_API_KEY' => 'secret',
            'MONITOR_DESK_COUNT' => '3',
            'MONITOR_SSE_MAX_ITERATIONS' => '5',
            'MONITOR_SSE_POLL_INTERVAL' => '1',
        ]);

        self::assertSame('https://example.org/api/v1', $config->codebergApiBase());
        self::assertSame([
            ['owner' => 'someone', 'repo' => 'somerepo', 'color' => '#ff00aa'],
            ['owner' => 'other', 'repo' => 'thing', 'color' => '#00ff00'],
        ], $config->codebergRepos());
        self::assertSame('tok', $config->codebergToken());
        self::assertSame('secret', $config->adminApiKey());
        self::assertSame(3, $config->deskCount());
        self::assertSame(5, $config->sseMaxIterations());
        self::assertSame(1, $config->ssePollIntervalSeconds());
    }

    public function testCodebergReposFallsBackToDefaultsWhenOverrideIsUnusable(): void
    {
        $config = new Config(['CODEBERG_REPOS' => 'nur-ein-slug-ohne-doppelpunkt']);

        self::assertSame([
            ['owner' => 'fds2610', 'repo' => 'monitor', 'color' => '#fbca04'],
            ['owner' => 'fds2610', 'repo' => 'Steuerkram', 'color' => '#28a745'],
            ['owner' => 'fds2610', 'repo' => 'nc-gantt', 'color' => '#0366d6'],
        ], $config->codebergRepos());
    }
}