<?php

declare(strict_types=1);

use App\Models\AdCampaign;
use App\Models\AdCampaignBanner;
use App\Models\Tenant;
use App\Services\Advertising\CampaignBannerService;
use Illuminate\Support\Facades\Storage;

function bannerSrcJpeg(int $w, int $h): string
{
    $img = imagecreatetruecolor($w, $h);
    imagefill($img, 0, 0, imagecolorallocate($img, 15, 110, 86));
    ob_start();
    imagejpeg($img, null, 90);
    $bin = (string) ob_get_clean();
    imagedestroy($img);

    return $bin;
}

it('генерирует полный набор из 15 баннеров с файлами на диске', function () {
    Storage::fake('local');
    $tenant = Tenant::factory()->create();
    $campaign = AdCampaign::create([
        'tenant_id' => $tenant->id, 'name' => 'C', 'audience_days' => 10, 'use_uploaded_list' => false,
    ]);

    $count = app(CampaignBannerService::class)->generate($campaign, bannerSrcJpeg(1500, 1500));

    expect($count)->toBe(15)
        ->and(AdCampaignBanner::where('campaign_id', $campaign->id)->count())->toBe(15);

    $b = AdCampaignBanner::where('campaign_id', $campaign->id)->where('width', 300)->where('height', 250)->first();
    expect($b)->not->toBeNull();
    Storage::disk('local')->assertExists($b->path);
    $info = getimagesizefromstring((string) Storage::disk('local')->get($b->path));
    expect($info[0])->toBe(300)->and($info[1])->toBe(250)->and($b->bytes)->toBeGreaterThan(0);
});

it('перегенерация заменяет прежний набор (снова 15, старые файлы удалены)', function () {
    Storage::fake('local');
    $tenant = Tenant::factory()->create();
    $campaign = AdCampaign::create([
        'tenant_id' => $tenant->id, 'name' => 'C', 'audience_days' => 10, 'use_uploaded_list' => false,
    ]);
    $svc = app(CampaignBannerService::class);

    $svc->generate($campaign, bannerSrcJpeg(1500, 1500));
    $firstPaths = AdCampaignBanner::where('campaign_id', $campaign->id)->pluck('path')->all();

    $svc->generate($campaign, bannerSrcJpeg(1200, 1200));

    expect(AdCampaignBanner::where('campaign_id', $campaign->id)->count())->toBe(15);
    expect(count($firstPaths))->toBe(15);
});