Squashed commit message

backend/src/app/Handlers/TelegramCustomerHandler.php

@@ -0,0 +1,134 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Handlers;
+
+use App\Services\MegapayCustomerService;
+use Symfony\Component\HttpFoundation\JsonResponse;
+use Acme\ECommerceFramework\Http\Request;
+use Symfony\Component\HttpFoundation\Response;
+use Acme\ECommerceFramework\Support\Arr;
+use Acme\ECommerceFramework\AcmeShopPulse\TrackingIdGenerator;
+use Acme\ECommerceFramework\Telegram\Enums\TelegramHeader;
+use Acme\ECommerceFramework\Telegram\Exceptions\DecodeTelegramInitDataException;
+use Acme\ECommerceFramework\Telegram\TelegramInitDataDecoder;
+use Psr\Log\LoggerInterface;
+use RuntimeException;
+use Throwable;
+
+class TelegramCustomerHandler
+{
+    private MegapayCustomerService $telegramCustomerService;
+    private LoggerInterface $logger;
+    private TelegramInitDataDecoder $initDataDecoder;
+
+    public function __construct(
+        MegapayCustomerService $telegramCustomerService,
+        LoggerInterface $logger,
+        TelegramInitDataDecoder $initDataDecoder
+    ) {
+        $this->telegramCustomerService = $telegramCustomerService;
+        $this->logger = $logger;
+        $this->initDataDecoder = $initDataDecoder;
+    }
+
+    /**
+     * Сохранить или обновить Telegram-пользователя
+     *
+     * @param Request $request HTTP запрос с данными пользователя
+     * @return JsonResponse JSON ответ с результатом операции
+     */
+    public function saveOrUpdate(Request $request): JsonResponse
+    {
+        try {
+            $customer = $this->telegramCustomerService->saveOrUpdate(
+                $this->extractTelegramUserData($request)
+            );
+
+            return new JsonResponse([
+                'data' => [
+                    'tracking_id' => Arr::get($customer, 'tracking_id'),
+                    'created_at' => Arr::get($customer, 'created_at'),
+                ],
+            ], Response::HTTP_OK);
+        } catch (Throwable $e) {
+            $this->logger->error('Could not save telegram customer data', ['exception' => $e]);
+
+            return new JsonResponse([], Response::HTTP_INTERNAL_SERVER_ERROR);
+        }
+    }
+
+    /**
+     * Получить данные текущего пользователя
+     *
+     * @param Request $request HTTP запрос
+     * @return JsonResponse JSON ответ с данными пользователя
+     */
+    public function getCurrent(Request $request): JsonResponse
+    {
+        try {
+            $telegramUserData = $this->extractUserDataFromInitData($request);
+            $telegramUserId = (int)Arr::get($telegramUserData, 'id');
+
+            if ($telegramUserId <= 0) {
+                return new JsonResponse([
+                    'data' => null,
+                ], Response::HTTP_OK);
+            }
+
+            $customer = $this->telegramCustomerService->getByTelegramUserId($telegramUserId);
+
+            if (!$customer) {
+                return new JsonResponse([
+                    'data' => null,
+                ], Response::HTTP_OK);
+            }
+
+            return new JsonResponse([
+                'data' => [
+                    'created_at' => Arr::get($customer, 'created_at'),
+                ],
+            ], Response::HTTP_OK);
+        } catch (Throwable $e) {
+            $this->logger->error('Could not get current telegram customer data', ['exception' => $e]);
+
+            return new JsonResponse([
+                'data' => null,
+            ], Response::HTTP_OK);
+        }
+    }
+
+    /**
+     * Извлечь данные Telegram пользователя из запроса
+     *
+     * @param Request $request HTTP запрос
+     * @return array Данные пользователя
+     * @throws RuntimeException|DecodeTelegramInitDataException невозможно извлечь данные пользователя из Request
+     */
+    private function extractTelegramUserData(Request $request): array
+    {
+        $telegramUserData = $request->json('user');
+
+        if (! $telegramUserData) {
+            $telegramUserData = $this->extractUserDataFromInitData($request);
+        }
+
+        return $telegramUserData;
+    }
+
+    /**
+     * @throws DecodeTelegramInitDataException
+     */
+    private function extractUserDataFromInitData(Request $request): array
+    {
+        $raw = $request->header(TelegramHeader::INIT_DATA);
+        if (! $raw) {
+            throw new RuntimeException('No init data found in http request header');
+        }
+
+        $initData = $this->initDataDecoder->decode($raw);
+
+        return Arr::get($initData, 'user');
+    }
+}