<?php

declare(strict_types=1);

use App\Models\AdCampaign;
use App\Models\AdWallet;
use App\Models\Tenant;
use App\Models\User;
use App\Services\Advertising\AdWalletService;
use Illuminate\Support\Facades\Http;

/**
 * Пауза/возобновление кампании клиента (Директ suspend/resume).
 *
 * Мирроим auth/tenant setup из AdvertisingCampaignEndpointTest.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);
});

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

    $this->postJson('/api/advertising/campaigns/1/pause')->assertStatus(401);
});

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

    $this->postJson('/api/advertising/campaigns/1/resume')->assertStatus(401);
});

it('pauses a running campaign without calling Direct when disabled', function () {
    config(['services.yandex_direct.enabled' => false]);

    $campaign = AdCampaign::create([
        'tenant_id' => $this->tenant->id,
        'name' => 'Кампания на паузу',
        'audience_days' => 10,
        'weekly_budget_rub' => '1000.00',
        'status' => AdCampaign::STATUS_RUNNING,
    ]);

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

    $response->assertOk()->assertJsonPath('status', 'paused');

    $this->assertDatabaseHas('ad_campaigns', [
        'id' => $campaign->id,
        'status' => AdCampaign::STATUS_PAUSED,
    ]);
});

/**
 * 🪤 Мина со стороны «включено»: рубильник, заданный в .env строкой («1», «true»),
 * приходит из env строкой. Проверка `!== true` считала бы такой рубильник ВЫКЛЮЧЕННЫМ и
 * молча не шла в Директ, а пауза приняла бы это за успех и разморозила деньги — при том,
 * что реклама в Яндексе продолжает крутиться.
 */
it('goes to Direct when the switch is on as a string', function () {
    config(['services.yandex_direct.enabled' => '1']);
    config(['services.yandex_direct.base_url' => 'https://api-sandbox.direct.yandex.com']);
    config(['services.yandex_direct.token' => 'DIRTOKEN']);
    Http::fake(['*/json/v5/campaigns' => Http::response(['result' => ['SuspendResults' => [['Id' => 555]]]])]);

    $campaign = AdCampaign::create([
        'tenant_id' => $this->tenant->id,
        'name' => 'Рубильник строкой',
        'audience_days' => 10,
        'status' => AdCampaign::STATUS_RUNNING,
        'yandex_campaign_id' => 555,
    ]);

    $this->postJson("/api/advertising/campaigns/{$campaign->id}/pause")->assertOk();

    Http::assertSent(fn ($request) => str_contains($request->url(), '/json/v5/campaigns'));
});

/**
 * Пауза, которая не дошла до Директа, — это не пауза.
 *
 * Ошибку Директа портал глотал в журнал, ставил кампании статус «на паузе» и БЕЗУСЛОВНО
 * размораживал деньги. Итог: реклама в Яндексе продолжает крутиться и тратить, портал
 * показывает «на паузе», а деньги за неё уже свободны и могут уйти на другую кампанию.
 * Клиент уходит в минус молча.
 *
 * Честнее отказать: «не удалось остановить, попробуйте ещё раз».
 */
it('refuses to pause and keeps the money frozen when Direct rejects the suspend', 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/v5/campaigns' => Http::response(['error' => ['error_string' => 'Директ лёг']], 500)]);

    app(AdWalletService::class)->topup($this->tenant->id, '5000.00', 'yandex', 'тест');

    $campaign = AdCampaign::create([
        'tenant_id' => $this->tenant->id,
        'name' => 'Пауза не дошла до Яндекса',
        'audience_days' => 10,
        'status' => AdCampaign::STATUS_RUNNING,
        'yandex_campaign_id' => 555,
        'paid_impressions' => 10000,
        'client_cpm_rub' => '120.00',
    ]);

    app(AdWalletService::class)
        ->freeze($this->tenant->id, 'yandex', 'campaign', (int) $campaign->id, '1200.00');

    $this->postJson("/api/advertising/campaigns/{$campaign->id}/pause")
        ->assertStatus(409);

    // Статус не сменился, деньги остались зарезервированными под работающую рекламу.
    expect($campaign->fresh()->status)->toBe(AdCampaign::STATUS_RUNNING);

    $wallet = AdWallet::where('tenant_id', $this->tenant->id)->first();
    expect($wallet->frozen_rub)->toBe('1200.00');
});

it('pauses a pending_moderation campaign and calls Direct suspend when enabled', 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/v5/campaigns' => Http::response(['result' => ['SuspendResults' => [['Id' => 555]]]])]);

    $campaign = AdCampaign::create([
        'tenant_id' => $this->tenant->id,
        'name' => 'Кампания на модерации',
        'audience_days' => 10,
        'weekly_budget_rub' => '1000.00',
        'status' => AdCampaign::STATUS_PENDING_MODERATION,
        'yandex_campaign_id' => 555,
    ]);

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

    $response->assertOk()->assertJsonPath('status', 'paused');

    Http::assertSent(function ($request) {
        return str_contains($request->url(), '/json/v5/campaigns')
            && ($request['method'] ?? null) === 'suspend'
            && ($request['params']['SelectionCriteria']['Ids'][0] ?? null) === 555;
    });

    $this->assertDatabaseHas('ad_campaigns', [
        'id' => $campaign->id,
        'status' => AdCampaign::STATUS_PAUSED,
    ]);
});

it('rejects pausing a draft campaign with 409', function () {
    $campaign = AdCampaign::create([
        'tenant_id' => $this->tenant->id,
        'name' => 'Черновик',
        'audience_days' => 10,
        'weekly_budget_rub' => '1000.00',
        'status' => AdCampaign::STATUS_DRAFT,
    ]);

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

    $response->assertStatus(409)
        ->assertJsonPath('message', 'Кампанию нельзя поставить на паузу из текущего состояния.');

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

it('returns 404 pausing another tenant campaign', function () {
    $tenantB = Tenant::factory()->create();
    $campaignB = AdCampaign::create([
        'tenant_id' => $tenantB->id,
        'name' => 'Чужая кампания',
        'audience_days' => 10,
        'weekly_budget_rub' => '1000.00',
        'status' => AdCampaign::STATUS_RUNNING,
    ]);

    $this->postJson("/api/advertising/campaigns/{$campaignB->id}/pause")->assertStatus(404);
});

it('resumes a paused campaign and calls Direct resume when enabled', 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/v5/campaigns' => Http::response(['result' => ['ResumeResults' => [['Id' => 777]]]])]);

    $campaign = AdCampaign::create([
        'tenant_id' => $this->tenant->id,
        'name' => 'Кампания на паузе',
        'audience_days' => 10,
        'weekly_budget_rub' => '1000.00',
        'status' => AdCampaign::STATUS_PAUSED,
        'yandex_campaign_id' => 777,
    ]);

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

    $response->assertOk()->assertJsonPath('status', 'running');

    Http::assertSent(function ($request) {
        return str_contains($request->url(), '/json/v5/campaigns')
            && ($request['method'] ?? null) === 'resume'
            && ($request['params']['SelectionCriteria']['Ids'][0] ?? null) === 777;
    });

    $this->assertDatabaseHas('ad_campaigns', [
        'id' => $campaign->id,
        'status' => AdCampaign::STATUS_RUNNING,
    ]);
});

it('resumes a paused campaign without calling Direct when disabled', function () {
    config(['services.yandex_direct.enabled' => false]);

    $campaign = AdCampaign::create([
        'tenant_id' => $this->tenant->id,
        'name' => 'Кампания без Директа',
        'audience_days' => 10,
        'weekly_budget_rub' => '1000.00',
        'status' => AdCampaign::STATUS_PAUSED,
    ]);

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

    $response->assertOk()->assertJsonPath('status', 'running');
});

it('rejects resuming a running campaign with 409', function () {
    $campaign = AdCampaign::create([
        'tenant_id' => $this->tenant->id,
        'name' => 'Уже идёт',
        'audience_days' => 10,
        'weekly_budget_rub' => '1000.00',
        'status' => AdCampaign::STATUS_RUNNING,
    ]);

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

    $response->assertStatus(409)
        ->assertJsonPath('message', 'Возобновить можно только кампанию на паузе.');

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

it('returns 404 resuming another tenant campaign', function () {
    $tenantB = Tenant::factory()->create();
    $campaignB = AdCampaign::create([
        'tenant_id' => $tenantB->id,
        'name' => 'Чужая кампания на паузе',
        'audience_days' => 10,
        'weekly_budget_rub' => '1000.00',
        'status' => AdCampaign::STATUS_PAUSED,
    ]);

    $this->postJson("/api/advertising/campaigns/{$campaignB->id}/resume")->assertStatus(404);
});

// ── ВЫХОД 4: пауза снимает заморозку, возобновление морозит остаток заново ──
// Решение владельца 27.07.2026: на паузе деньги клиента свободны — он может
// потратить их на другую рекламу; при возобновлении резервируем остаток сметы.

it('ВЫХОД 4: пауза возвращает заморозку в свободные деньги', function () {
    config(['services.yandex_direct.enabled' => false]);
    $svc = app(AdWalletService::class);
    $svc->topup($this->tenant->id, '3000.00', 'yandex', 'тест');

    $campaign = AdCampaign::create([
        'tenant_id' => $this->tenant->id,
        'name' => 'Кампания на паузу с заморозкой',
        'audience_days' => 10,
        'status' => AdCampaign::STATUS_RUNNING,
        'estimated_impressions' => 10000,
        'paid_impressions' => 10000,
        'charged_client_rub' => '200.00',
    ]);
    // Остаток сметы: 10000 показов × 120 ₽/1000 = 1200 ₽, из них 200 ₽ уже списано.
    $svc->freeze($this->tenant->id, 'yandex', 'campaign', $campaign->id, '1000.00');

    $this->postJson("/api/advertising/campaigns/{$campaign->id}/pause")->assertOk();

    expect(AdWallet::where('tenant_id', $this->tenant->id)->first()->frozen_rub)->toBe('0.00');
});

it('ВЫХОД 4: возобновление снова морозит неоткрученный остаток сметы', function () {
    config(['services.yandex_direct.enabled' => false]);
    $svc = app(AdWalletService::class);
    $svc->topup($this->tenant->id, '3000.00', 'yandex', 'тест');

    $campaign = AdCampaign::create([
        'tenant_id' => $this->tenant->id,
        'name' => 'Кампания к возобновлению',
        'audience_days' => 10,
        'status' => AdCampaign::STATUS_PAUSED,
        'estimated_impressions' => 10000,
        'paid_impressions' => 10000,
        'charged_client_rub' => '200.00',
    ]);

    $this->postJson("/api/advertising/campaigns/{$campaign->id}/resume")->assertOk();

    expect(AdWallet::where('tenant_id', $this->tenant->id)->first()->frozen_rub)->toBe('1000.00');
});

it('ВЫХОД 4: возобновление при нехватке денег отказывает понятно и оставляет паузу', function () {
    config(['services.yandex_direct.enabled' => false]);
    $svc = app(AdWalletService::class);
    $svc->topup($this->tenant->id, '500.00', 'yandex', 'тест'); // меньше остатка 1000 ₽

    $campaign = AdCampaign::create([
        'tenant_id' => $this->tenant->id,
        'name' => 'Кампания без денег на возобновление',
        'audience_days' => 10,
        'status' => AdCampaign::STATUS_PAUSED,
        'estimated_impressions' => 10000,
        'paid_impressions' => 10000,
        'charged_client_rub' => '200.00',
    ]);

    $this->postJson("/api/advertising/campaigns/{$campaign->id}/resume")
        ->assertStatus(409)
        ->assertJsonPath('message', 'Не хватает денег на рекламном кошельке, чтобы возобновить кампанию. Пополните кошелёк.');

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