<?php

declare(strict_types=1);

use App\Models\AdCampaign;
use App\Models\AdCampaignAd;
use App\Models\AdWallet;
use App\Models\AdWalletTransaction;
use App\Models\Tenant;
use App\Models\User;
use Illuminate\Http\UploadedFile;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Http;

/**
 * HTTP API кампаний Директа для клиентского портала (Часть A, Task 12).
 * Слой над готовыми сервисами CampaignAudienceBuilder/CampaignLauncher/CreativeValidator.
 *
 * Мирроим auth/tenant setup из AdvertisingWalletEndpointTest.php — без RefreshDatabase,
 * каждый тест создаёт свой Tenant::factory()->create().
 */
beforeEach(function () {
    $this->tenant = Tenant::factory()->create();
    $this->user = User::factory()->create(['tenant_id' => $this->tenant->id]);
    $this->actingAs($this->user);
});

function seedCampaignPhones(AdCampaign $campaign, int $count): void
{
    $rows = [];
    for ($i = 0; $i < $count; $i++) {
        $rows[] = [
            'tenant_id' => $campaign->tenant_id,
            'campaign_id' => $campaign->id,
            'phone' => sprintf('798800%05d', $i),
            'expires_at' => null,
            'created_at' => now(),
            'updated_at' => now(),
        ];
    }
    DB::table('ad_campaign_phones')->insert($rows);
}

it('returns 401 without auth', function () {
    auth()->logout();

    $this->getJson('/api/advertising/campaigns')->assertStatus(401);
});

it('creates a draft campaign with valid body', function () {
    $response = $this->postJson('/api/advertising/campaigns', [
        'name' => 'Кампания А',
        'audience_days' => 10,
        'weekly_budget_rub' => '1500.00',
    ]);

    $response->assertCreated();

    $campaignId = $response->json('id');
    expect($campaignId)->not->toBeNull();

    $this->assertDatabaseHas('ad_campaigns', [
        'id' => $campaignId,
        'tenant_id' => $this->tenant->id,
        'status' => AdCampaign::STATUS_DRAFT,
    ]);
});

it('rejects an invalid body with 422', function () {
    $response = $this->postJson('/api/advertising/campaigns', [
        'name' => '',
        'audience_days' => 0,
        'weekly_budget_rub' => '1500.00',
    ]);

    $response->assertStatus(422)
        ->assertJsonValidationErrors(['name', 'audience_days']);
});

it('lists tenant campaigns and shows one with ads and spent_rub', function () {
    $campaign = AdCampaign::create([
        'tenant_id' => $this->tenant->id,
        'name' => 'Кампания B',
        'audience_days' => 10,
        'weekly_budget_rub' => '1000.00',
    ]);

    $index = $this->getJson('/api/advertising/campaigns');
    $index->assertOk();
    expect(collect($index->json('data'))->pluck('id')->all())->toContain($campaign->id);

    $show = $this->getJson("/api/advertising/campaigns/{$campaign->id}");
    $show->assertOk()
        ->assertJsonPath('campaign.id', $campaign->id)
        ->assertJsonPath('ads', [])
        ->assertJsonPath('spent_rub', '0.00');
});

it('sums charge transactions as spent_rub', function () {
    $campaign = AdCampaign::create([
        'tenant_id' => $this->tenant->id,
        'name' => 'Кампания расход',
        'audience_days' => 10,
        'weekly_budget_rub' => '1000.00',
    ]);
    AdWallet::create(['tenant_id' => $this->tenant->id, 'balance_rub' => '1000.00', 'frozen_rub' => '0.00']);

    AdWalletTransaction::create([
        'tenant_id' => $this->tenant->id,
        'type' => AdWalletTransaction::TYPE_CHARGE,
        'amount_rub' => '-260.00',
        'balance_rub_after' => '740.00',
        'channel' => 'yandex',
        'related_type' => 'campaign',
        'related_id' => $campaign->id,
        'external_key' => 'yandex:'.$campaign->id.':2026-07-20',
        'created_at' => now(),
    ]);
    AdWalletTransaction::create([
        'tenant_id' => $this->tenant->id,
        'type' => AdWalletTransaction::TYPE_CHARGE,
        'amount_rub' => '-40.00',
        'balance_rub_after' => '700.00',
        'channel' => 'yandex',
        'related_type' => 'campaign',
        'related_id' => $campaign->id,
        'external_key' => 'yandex:'.$campaign->id.':2026-07-21',
        'created_at' => now(),
    ]);

    $show = $this->getJson("/api/advertising/campaigns/{$campaign->id}");
    $show->assertOk()->assertJsonPath('spent_rub', '300.00');
});

it('updates a campaign partially', function () {
    $campaign = AdCampaign::create([
        'tenant_id' => $this->tenant->id,
        'name' => 'До правки',
        'audience_days' => 10,
        'weekly_budget_rub' => '1000.00',
    ]);

    $response = $this->patchJson("/api/advertising/campaigns/{$campaign->id}", [
        'name' => 'После правки',
        'budget_rub' => '2000.00',
    ]);

    $response->assertOk()
        ->assertJsonPath('name', 'После правки')
        ->assertJsonPath('budget_rub', '2000.00');

    $this->assertDatabaseHas('ad_campaigns', [
        'id' => $campaign->id,
        'name' => 'После правки',
        'budget_rub' => '2000.00',
    ]);
});

it('creates a campaign with a valid landing_url and returns it', function () {
    $response = $this->postJson('/api/advertising/campaigns', [
        'name' => 'Кампания с адресом',
        'audience_days' => 10,
        'landing_url' => 'https://liderra.ru/promo',
    ]);

    $response->assertCreated()
        ->assertJsonPath('landing_url', 'https://liderra.ru/promo');

    $this->assertDatabaseHas('ad_campaigns', [
        'id' => $response->json('id'),
        'landing_url' => 'https://liderra.ru/promo',
    ]);
});

it('rejects an invalid landing_url with 422 on store', function () {
    $response = $this->postJson('/api/advertising/campaigns', [
        'name' => 'Кампания с плохим адресом',
        'audience_days' => 10,
        'landing_url' => 'не-адрес',
    ]);

    $response->assertStatus(422)
        ->assertJsonValidationErrors(['landing_url']);
});

it('updates landing_url on an existing campaign', function () {
    $campaign = AdCampaign::create([
        'tenant_id' => $this->tenant->id,
        'name' => 'Кампания под адрес',
        'audience_days' => 10,
        'weekly_budget_rub' => '1000.00',
    ]);

    $response = $this->patchJson("/api/advertising/campaigns/{$campaign->id}", [
        'landing_url' => 'https://liderra.ru/promo2',
    ]);

    $response->assertOk()->assertJsonPath('landing_url', 'https://liderra.ru/promo2');

    $this->assertDatabaseHas('ad_campaigns', [
        'id' => $campaign->id,
        'landing_url' => 'https://liderra.ru/promo2',
    ]);
});

it('rejects an invalid landing_url with 422 on update', function () {
    $campaign = AdCampaign::create([
        'tenant_id' => $this->tenant->id,
        'name' => 'Кампания под плохой адрес',
        'audience_days' => 10,
        'weekly_budget_rub' => '1000.00',
    ]);

    $response = $this->patchJson("/api/advertising/campaigns/{$campaign->id}", [
        'landing_url' => 'не-адрес',
    ]);

    $response->assertStatus(422)
        ->assertJsonValidationErrors(['landing_url']);
});

it('reports a small audience as not enough with a hint', function () {
    $campaign = AdCampaign::create([
        'tenant_id' => $this->tenant->id,
        'name' => 'Малая аудитория',
        'audience_days' => 10,
        'use_uploaded_list' => false,
        'weekly_budget_rub' => '1000.00',
    ]);

    $response = $this->getJson("/api/advertising/campaigns/{$campaign->id}/audience-size?days=10");

    $response->assertOk()
        ->assertJsonPath('min', 100)
        ->assertJsonPath('enough', false);
    expect($response->json('size'))->toBeLessThan(100);
    expect($response->json('hint'))->not->toBeNull();
});

it('reports a large audience as enough with no hint', function () {
    // T3: список считается только в mode=manual (auto его больше не подмешивает) —
    // передаём mode=manual в запросе, как это делает мастер.
    $campaign = AdCampaign::create([
        'tenant_id' => $this->tenant->id,
        'name' => 'Большая аудитория',
        'audience_days' => 10,
        'use_uploaded_list' => true,
        'weekly_budget_rub' => '1000.00',
    ]);
    seedCampaignPhones($campaign, 150);

    $response = $this->getJson("/api/advertising/campaigns/{$campaign->id}/audience-size?days=10&mode=manual");

    $response->assertOk()
        ->assertJsonPath('enough', true)
        ->assertJsonPath('hint', null);
    expect($response->json('size'))->toBeGreaterThanOrEqual(100);
});

it('rejects a bad ad creative with 422 errors.title', function () {
    $campaign = AdCampaign::create([
        'tenant_id' => $this->tenant->id,
        'name' => 'Кампания под объявление',
        'audience_days' => 10,
        'weekly_budget_rub' => '1000.00',
    ]);

    $response = $this->postJson("/api/advertising/campaigns/{$campaign->id}/ads", [
        'title' => str_repeat('а', 60),
        'text' => 'Обычный текст объявления',
        'href' => 'https://liderra.ru',
    ]);

    $response->assertStatus(422);
    expect($response->json('errors.title'))->not->toBeNull();
});

it('creates a valid ad creative', function () {
    $campaign = AdCampaign::create([
        'tenant_id' => $this->tenant->id,
        'name' => 'Кампания под объявление 2',
        'audience_days' => 10,
        'weekly_budget_rub' => '1000.00',
    ]);

    $response = $this->postJson("/api/advertising/campaigns/{$campaign->id}/ads", [
        'title' => 'Хороший заголовок',
        'text' => 'Хороший текст объявления в пределах нормы',
        'href' => 'https://liderra.ru',
    ]);

    $response->assertCreated();
    $this->assertDatabaseHas('ad_campaign_ads', [
        'campaign_id' => $campaign->id,
        'tenant_id' => $this->tenant->id,
        'title' => 'Хороший заголовок',
    ]);
});

it('returns 422 with a message when launching with a too-small audience', function () {
    config(['services.yandex_direct.enabled' => true]);

    $campaign = AdCampaign::create([
        'tenant_id' => $this->tenant->id,
        'name' => 'Запуск малая аудитория',
        'audience_days' => 10,
        'use_uploaded_list' => false,
        'weekly_budget_rub' => '1000.00',
        // Медийные поля — заполнены, чтобы дойти именно до проверки аудитории (не оборваться раньше).
        'estimated_impressions' => 10000,
        'yandex_creative_id' => 4242,
        'landing_url' => 'https://liderra.ru',
    ]);

    $response = $this->postJson("/api/advertising/campaigns/{$campaign->id}/launch");

    $response->assertStatus(422);
    expect($response->json('message'))->not->toBeNull();

    $campaign->refresh();
    expect($campaign->status)->toBe(AdCampaign::STATUS_DRAFT);
});

it('uploads a valid ad image and stores the returned hash', function () {
    config(['services.yandex_direct.enabled' => true]);
    config(['services.yandex_direct.base_url' => 'https://api-sandbox.direct.yandex.com']);
    config(['services.yandex_direct.token' => 'DIRTOKEN']);
    Http::fake(['*/json/v501/adimages' => Http::response(['result' => ['AddResults' => [['AdImageHash' => 'HASH123']]]])]);

    $campaign = AdCampaign::create([
        'tenant_id' => $this->tenant->id,
        'name' => 'Кампания под картинку',
        'audience_days' => 10,
        'weekly_budget_rub' => '1000.00',
    ]);
    $ad = AdCampaignAd::create([
        'tenant_id' => $this->tenant->id,
        'campaign_id' => $campaign->id,
        'title' => 'Заголовок',
        'text' => 'Текст объявления',
        'href' => 'https://liderra.ru',
        'moderation_status' => 'draft',
    ]);

    $response = $this->postJson("/api/advertising/campaigns/{$campaign->id}/ads/{$ad->id}/image", [
        'file' => UploadedFile::fake()->image('creative.jpg', 500, 500),
    ]);

    $response->assertOk()->assertJsonPath('hash', 'HASH123');
    $this->assertDatabaseHas('ad_campaign_ads', [
        'id' => $ad->id,
        'image_normal_hash' => 'HASH123',
    ]);
});

it('rejects an ad image upload when yandex_direct is disabled', function () {
    config(['services.yandex_direct.enabled' => false]);

    $campaign = AdCampaign::create([
        'tenant_id' => $this->tenant->id,
        'name' => 'Кампания под картинку 2',
        'audience_days' => 10,
        'weekly_budget_rub' => '1000.00',
    ]);
    $ad = AdCampaignAd::create([
        'tenant_id' => $this->tenant->id,
        'campaign_id' => $campaign->id,
        'title' => 'Заголовок',
        'text' => 'Текст объявления',
        'href' => 'https://liderra.ru',
        'moderation_status' => 'draft',
    ]);

    $response = $this->postJson("/api/advertising/campaigns/{$campaign->id}/ads/{$ad->id}/image", [
        'file' => UploadedFile::fake()->image('creative.jpg', 500, 500),
    ]);

    $response->assertStatus(409);
});

it('isolates tenants: user of tenant A cannot see tenant B campaign', function () {
    $tenantB = Tenant::factory()->create();
    $campaignB = AdCampaign::create([
        'tenant_id' => $tenantB->id,
        'name' => 'Чужая кампания',
        'audience_days' => 10,
        'weekly_budget_rub' => '1000.00',
    ]);

    $response = $this->getJson("/api/advertising/campaigns/{$campaignB->id}");

    $response->assertStatus(404);
});