<?php

declare(strict_types=1);

use App\Models\SalesClientAssignment;
use App\Models\SalesTariff;
use App\Models\SalesUser;
use App\Models\Tenant;
use Carbon\CarbonImmutable;
use Illuminate\Foundation\Testing\DatabaseTransactions;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Hash;
use Illuminate\Testing\TestResponse;

/**
 * TDD: GET /api/sales/clients — экран «Мои клиенты».
 *
 * Покрывает Task 1.3 портала продаж:
 * - Менеджер видит только своих клиентов.
 * - Начальник видит всех.
 * - Менеджер без клиентов видит 0.
 * - Строка ответа содержит organization_name, inn, status, tariff_name, earned_rub=null.
 * - Параметр period влияет на leads_delivered.
 *
 * Изоляция: DatabaseTransactions — откат в конце каждого теста.
 * SharesAdminPdo применяется глобально в Pest.php — admin-db middleware
 * переключает default→pgsql_admin, sharing PDO обеспечивает видимость
 * засеянных данных в запросах.
 *
 * Аутентификация: создаём SalesUser и передаём Bearer-токен вручную через
 * $user->createToken('sales')->plainTextToken.
 *
 * Spec: docs/superpowers/plans/2026-06-30-sales-portal.md (Task 1.3)
 */
uses(DatabaseTransactions::class);

// ── helpers (prefixed с clients_ чтобы не конфликтовать с SalesModelsTest) ───

/**
 * Создаёт SalesUser для тестов clients-эндпоинта.
 */
function clients_makeSalesUser(string $role = 'manager'): SalesUser
{
    return SalesUser::create([
        'name' => ucfirst($role).' '.uniqid(),
        'email' => 'clients-test-'.$role.uniqid().'@test.local',
        'password' => Hash::make('secret'),
        'role' => $role,
        'is_active' => true,
    ]);
}

/**
 * Выполняет GET /api/sales/clients с Bearer-токеном пользователя.
 *
 * @param  array<string,mixed>  $params
 */
function clients_getClients(SalesUser $user, array $params = []): TestResponse
{
    $token = $user->createToken('sales')->plainTextToken;
    $url = '/api/sales/clients';
    if ($params !== []) {
        $url .= '?'.http_build_query($params);
    }

    return test()->withHeader('Authorization', 'Bearer '.$token)->getJson($url);
}

/**
 * Создаёт тенанта с tenant_requisites (inn).
 */
function clients_makeTenantWithInn(string $inn, string $orgName = ''): Tenant
{
    $tenant = Tenant::factory()->create([
        'organization_name' => $orgName !== '' ? $orgName : 'Org '.$inn,
        'status' => 'active',
        'is_trial' => false,
        'balance_rub' => '0.00',
        'chargeback_unrecovered_rub' => '0.00',
    ]);

    DB::table('tenant_requisites')->insert([
        'tenant_id' => $tenant->id,
        'subject_type' => 'legal_entity',
        'contact_name' => 'Контакт',
        'contact_phone' => '+70000000000',
        'inn' => $inn,
        'created_at' => now(),
        'updated_at' => now(),
    ]);

    return $tenant;
}

/**
 * Присваивает тенанта менеджеру с опциональным снимком тарифа.
 */
function clients_assignTenant(SalesUser $manager, Tenant $tenant, ?SalesTariff $tariff = null): SalesClientAssignment
{
    return SalesClientAssignment::create([
        'sales_user_id' => $manager->id,
        'tenant_id' => $tenant->id,
        'tariff_id' => $tariff?->id,
        'tariff_kind' => $tariff?->kind,
        'tariff_params' => $tariff !== null ? $tariff->params : [],
        'assigned_at' => now(),
    ]);
}

/**
 * Вставляет deal для теста period-фильтра.
 */
function clients_insertDeal(int $tenantId, string $receivedAt): void
{
    // Создаём проект если нет
    $projectId = (int) DB::table('projects')
        ->where('tenant_id', $tenantId)
        ->value('id');

    if ($projectId === 0) {
        $projectId = (int) DB::table('projects')->insertGetId([
            'tenant_id' => $tenantId,
            'name' => 'Period Test Project',
            'tag' => 'period-test-'.uniqid(),
            'is_active' => true,
            'daily_limit_target' => 10,
            'delivery_days_mask' => 127,
            'created_at' => now(),
            'updated_at' => now(),
        ]);
    }

    DB::table('deals')->insert([
        'tenant_id' => $tenantId,
        'project_id' => $projectId,
        'source_crm_id' => rand(100_000_000, 999_999_999),
        'phone' => '7'.str_pad((string) rand(0, 9_999_999_999), 10, '0', STR_PAD_LEFT),
        'status' => 'new',
        'is_test' => false,
        'received_at' => $receivedAt,
        'created_at' => now(),
        'updated_at' => now(),
    ]);
}

// ── тесты ────────────────────────────────────────────────────────────────────

test('менеджер видит только своих 2 клиентов из 3', function () {
    $manager = clients_makeSalesUser('manager');
    $manager2 = clients_makeSalesUser('manager');

    $t1 = clients_makeTenantWithInn('001', 'Клиент 1');
    $t2 = clients_makeTenantWithInn('002', 'Клиент 2');
    $t3 = clients_makeTenantWithInn('003', 'Клиент 3');

    clients_assignTenant($manager, $t1);
    clients_assignTenant($manager, $t2);
    clients_assignTenant($manager2, $t3);

    $response = clients_getClients($manager);

    $response->assertOk();
    $data = $response->json('data');

    expect($data)->toBeArray()->toHaveCount(2);

    $tenantIds = array_column($data, 'tenant_id');
    expect($tenantIds)->toContain($t1->id)->toContain($t2->id)
        ->not->toContain($t3->id);
});

test('начальник видит всех 3 клиентов', function () {
    $head = clients_makeSalesUser('head');
    $manager = clients_makeSalesUser('manager');

    $t1 = clients_makeTenantWithInn('101');
    $t2 = clients_makeTenantWithInn('102');
    $t3 = clients_makeTenantWithInn('103');

    clients_assignTenant($manager, $t1);
    clients_assignTenant($manager, $t2);
    clients_assignTenant($manager, $t3);

    $response = clients_getClients($head);

    $response->assertOk();
    $data = $response->json('data');

    $tenantIds = array_column($data, 'tenant_id');
    expect($tenantIds)->toContain($t1->id)->toContain($t2->id)->toContain($t3->id);
});

test('менеджер без назначений видит 0 клиентов', function () {
    $manager2 = clients_makeSalesUser('manager');
    $manager1 = clients_makeSalesUser('manager');

    $t1 = clients_makeTenantWithInn('201');
    clients_assignTenant($manager1, $t1);

    $response = clients_getClients($manager2);

    $response->assertOk();
    expect($response->json('data'))->toBeArray()->toHaveCount(0);
});

test('строка ответа содержит нужные поля и earned_rub=null', function () {
    $manager = clients_makeSalesUser('manager');

    $tariff = SalesTariff::create([
        'name' => 'Тариф Тест',
        'kind' => 'percent_oborot',
        'params' => ['percent' => 10],
        'is_active' => true,
    ]);

    $t1 = clients_makeTenantWithInn('301', 'ООО Тест');
    clients_assignTenant($manager, $t1, $tariff);

    $response = clients_getClients($manager);
    $response->assertOk();

    $data = $response->json('data');
    expect($data)->toHaveCount(1);

    $row = $data[0];
    expect($row)->toHaveKey('tenant_id')
        ->toHaveKey('organization_name')
        ->toHaveKey('inn')
        ->toHaveKey('status')
        ->toHaveKey('tariff_name')
        ->toHaveKey('earned_rub')
        ->toHaveKey('leads_delivered')
        ->toHaveKey('oborot_rub')
        ->toHaveKey('runway_days')
        ->toHaveKey('projects_count');

    expect($row['organization_name'])->toBe('ООО Тест');
    expect($row['inn'])->toBe('301');
    expect($row['tariff_name'])->toBe('Тариф Тест');
    expect($row['earned_rub'])->toBeNull();
});

test('status derivation: is_trial → trial, suspended → suspended, balance_rub < 0 → overdue, active → active', function () {
    $head = clients_makeSalesUser('head');
    $manager = clients_makeSalesUser('manager');

    $tTrial = Tenant::factory()->create(['is_trial' => true, 'status' => 'active', 'balance_rub' => '0.00', 'chargeback_unrecovered_rub' => '0.00']);
    clients_assignTenant($manager, $tTrial);

    $tSuspended = Tenant::factory()->create(['is_trial' => false, 'status' => 'suspended', 'balance_rub' => '0.00', 'chargeback_unrecovered_rub' => '0.00']);
    clients_assignTenant($manager, $tSuspended);

    $tOverdue = Tenant::factory()->create(['is_trial' => false, 'status' => 'active', 'balance_rub' => '-100.00', 'chargeback_unrecovered_rub' => '0.00']);
    clients_assignTenant($manager, $tOverdue);

    $tActive = Tenant::factory()->create(['is_trial' => false, 'status' => 'active', 'balance_rub' => '500.00', 'chargeback_unrecovered_rub' => '0.00']);
    clients_assignTenant($manager, $tActive);

    $response = clients_getClients($head);
    $response->assertOk();
    $data = $response->json('data');

    $byId = [];
    foreach ($data as $row) {
        $byId[$row['tenant_id']] = $row['status'];
    }

    expect($byId[$tTrial->id])->toBe('trial');
    expect($byId[$tSuspended->id])->toBe('suspended');
    expect($byId[$tOverdue->id])->toBe('overdue');
    expect($byId[$tActive->id])->toBe('active');
});

test('period=this включает лиды текущего месяца, period=prev — предыдущего', function () {
    $manager = clients_makeSalesUser('manager');
    $tenant = clients_makeTenantWithInn('401', 'Тест период');
    clients_assignTenant($manager, $tenant);

    $nowMsk = CarbonImmutable::now('Europe/Moscow');
    // Лид в текущем месяце (сегодня)
    $inRange = $nowMsk->format('Y-m-d H:i:s');
    // Лид в прошлом месяце (вне текущего периода)
    $prevMonth = $nowMsk->subMonth()->startOfMonth()->format('Y-m-d H:i:s');

    clients_insertDeal($tenant->id, $inRange);
    clients_insertDeal($tenant->id, $prevMonth);

    // period=this — 1 лид (только текущий месяц)
    $respThis = clients_getClients($manager, ['period' => 'this']);
    $respThis->assertOk();
    $dataThis = $respThis->json('data');
    expect($dataThis)->toHaveCount(1);
    expect($dataThis[0]['leads_delivered'])->toBe(1);

    // period=prev — 1 лид (прошлый месяц)
    $respPrev = clients_getClients($manager, ['period' => 'prev']);
    $respPrev->assertOk();
    $dataPrev = $respPrev->json('data');
    expect($dataPrev)->toHaveCount(1);
    expect($dataPrev[0]['leads_delivered'])->toBe(1);
});

test('запрос без токена → 401', function () {
    $this->getJson('/api/sales/clients')
        ->assertUnauthorized();
});