<?php

namespace Tests\Unit\Services\ClassPreparation;

use App\Services\ClassPreparation\ClassPreparationLogService;
use Illuminate\Foundation\Testing\RefreshDatabase;
use Illuminate\Support\Facades\DB;
use Tests\TestCase;

class ClassPreparationLogServiceTest extends TestCase
{
    use RefreshDatabase;

    public function test_has_prep_changed_detects_diff(): void
    {
        $service = new ClassPreparationLogService();

        $this->assertTrue($service->hasPrepChanged(['a' => 1], ['a' => 2]));
        $this->assertFalse($service->hasPrepChanged(['a' => 1], ['a' => 1]));
    }

    public function test_create_log_and_get_latest(): void
    {
        $service = new ClassPreparationLogService();
        $created = $service->createLog('101', '1-A', '2025-2026', ['Small Table' => 2], '2025-09-01 00:00:00');

        $this->assertTrue($created);
        $this->assertDatabaseHas('class_preparation_log', [
            'class_section_id' => 101,
            'school_year' => '2025-2026',
        ]);

        $log = $service->getLatestLog('101', '2025-2026');
        $this->assertNotNull($log);
    }
}