<?php

declare(strict_types=1);

use App\Models\BalanceTransaction;
use App\Models\LegalEntity;
use App\Models\PaymentGateway;
use App\Models\SaasTransaction;
use App\Models\Tenant;
use App\Services\Billing\Gateway\PaymentGatewayDriver;
use App\Services\Billing\Gateway\WebhookVerifyResult;
use Illuminate\Foundation\Testing\DatabaseTransactions;
use Tests\Concerns\SharesSupplierPdo;

uses(DatabaseTransactions::class);
uses(SharesSupplierPdo::class);

function seedPendingTx(Tenant $tenant, PaymentGateway $gw, string $payId): SaasTransaction
{
    return SaasTransaction::create([
        'tenant_id' => $tenant->id, 'type' => 'topup', 'amount_rub' => '500.00',
        'gateway_id' => $gw->id, 'gateway_code' => 'yookassa', 'gateway_payment_id' => $payId,
        'status' => 'pending', 'created_at' => now(),
    ]);
}

beforeEach(function () {
    $this->tenant = Tenant::factory()->create(['balance_rub' => '0.00']);
    $legalEntity = LegalEntity::create([
        'code' => 'test_le_'.uniqid(), 'name' => 'ООО Тест', 'legal_form' => 'OOO', 'inn' => '7700000000',
    ]);
    $this->gw = PaymentGateway::create([
        'code' => 'yookassa', 'name' => 'ЮKassa', 'driver' => 'yookassa',
        'legal_entity_id' => $legalEntity->id, 'config' => '', 'is_active' => true,
        'accepts_methods' => ['card'], 'min_amount_rub' => '100.00',
    ]);
});

it('зачисляет баланс при succeeded и помечает tx success', function () {
    $tx = seedPendingTx($this->tenant, $this->gw, 'pay_ok');
    $this->mock(PaymentGatewayDriver::class, function ($m) {
        $m->shouldReceive('verifyPayment')->once()
            ->andReturn(new WebhookVerifyResult('pay_ok', 'succeeded', '500.00', 'RUB', 'bank_card'));
    });

    $resp = $this->postJson('/api/webhook/payment', [
        'event' => 'payment.succeeded',
        'object' => ['id' => 'pay_ok'],
    ]);

    $resp->assertOk();
    $ledgerId = BalanceTransaction::where('tenant_id', $this->tenant->id)
        ->where('type', 'topup')->latest('id')->value('id');
    expect($this->tenant->fresh()->balance_rub)->toBe('500.00')
        ->and($tx->fresh()->status)->toBe('success')
        ->and($tx->fresh()->balance_rub_after)->toBe('500.00')
        ->and($tx->fresh()->balance_transaction_id)->toBe($ledgerId); // provenance-связка
});

it('идемпотентен — повторный webhook не зачисляет дважды', function () {
    seedPendingTx($this->tenant, $this->gw, 'pay_dup');
    $this->mock(PaymentGatewayDriver::class, function ($m) {
        $m->shouldReceive('verifyPayment')->twice()
            ->andReturn(new WebhookVerifyResult('pay_dup', 'succeeded', '500.00', 'RUB', 'bank_card'));
    });

    $payload = ['event' => 'payment.succeeded', 'object' => ['id' => 'pay_dup']];
    $this->postJson('/api/webhook/payment', $payload)->assertOk();
    $this->postJson('/api/webhook/payment', $payload)->assertOk();

    expect($this->tenant->fresh()->balance_rub)->toBe('500.00'); // не 1000
});

it('не зачисляет если статус не succeeded', function () {
    $tx = seedPendingTx($this->tenant, $this->gw, 'pay_pending');
    $this->mock(PaymentGatewayDriver::class, function ($m) {
        $m->shouldReceive('verifyPayment')->once()
            ->andReturn(new WebhookVerifyResult('pay_pending', 'pending', '500.00', 'RUB', null));
    });

    $this->postJson('/api/webhook/payment', [
        'event' => 'payment.waiting_for_capture',
        'object' => ['id' => 'pay_pending'],
    ])->assertOk();

    expect($this->tenant->fresh()->balance_rub)->toBe('0.00')
        ->and($tx->fresh()->status)->toBe('pending');
});

it('возвращает 200 на неизвестный платёж не падая', function () {
    $this->mock(PaymentGatewayDriver::class, function ($m) {
        $m->shouldReceive('verifyPayment')->never();
    });

    $this->postJson('/api/webhook/payment', [
        'event' => 'payment.succeeded', 'object' => ['id' => 'unknown_pay'],
    ])->assertOk();
});

it('не зачисляет при чужой валюте (currency != RUB)', function () {
    $tx = seedPendingTx($this->tenant, $this->gw, 'pay_usd');
    $this->mock(PaymentGatewayDriver::class, function ($m) {
        $m->shouldReceive('verifyPayment')->once()
            ->andReturn(new WebhookVerifyResult('pay_usd', 'succeeded', '500.00', 'USD', 'bank_card'));
    });

    $this->postJson('/api/webhook/payment', ['object' => ['id' => 'pay_usd']])
        ->assertOk()->assertJson(['status' => 'currency_mismatch']);

    expect($this->tenant->fresh()->balance_rub)->toBe('0.00')
        ->and($tx->fresh()->status)->toBe('pending');
});

it('не зачисляет при несовпадении id сверенного платежа (confused-deputy)', function () {
    $tx = seedPendingTx($this->tenant, $this->gw, 'pay_x');
    $this->mock(PaymentGatewayDriver::class, function ($m) {
        // Шлюз вернул ИНОЙ id — зачислять нельзя.
        $m->shouldReceive('verifyPayment')->once()
            ->andReturn(new WebhookVerifyResult('pay_other', 'succeeded', '500.00', 'RUB', 'bank_card'));
    });

    $this->postJson('/api/webhook/payment', ['object' => ['id' => 'pay_x']])
        ->assertOk()->assertJson(['status' => 'ignored']);

    expect($this->tenant->fresh()->balance_rub)->toBe('0.00')
        ->and($tx->fresh()->status)->toBe('pending');
});

it('IP-allowlist: запрос вне списка отбивается без сверки', function () {
    config(['services.yookassa.webhook_ip_allowlist' => ['10.0.0.0/8']]); // тест-IP 127.0.0.1 вне списка
    seedPendingTx($this->tenant, $this->gw, 'pay_ip');
    $this->mock(PaymentGatewayDriver::class, function ($m) {
        $m->shouldReceive('verifyPayment')->never(); // до сверки не доходит
    });

    $this->postJson('/api/webhook/payment', ['object' => ['id' => 'pay_ip']])
        ->assertOk()->assertJson(['status' => 'ignored']);

    expect($this->tenant->fresh()->balance_rub)->toBe('0.00');
});