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Integra pasarela de pagos con mercadopago
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‎pom.xml‎

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<scope>runtime</scope>
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</dependency>
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<dependency>
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<groupId>com.mercadopago</groupId>
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<artifactId>sdk-java</artifactId>
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<version>2.1.7</version>
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</dependency>
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<dependency>
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<groupId>org.projectlombok</groupId>
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<artifactId>lombok</artifactId>

‎src/main/java/com/outfitlab/project/domain/service/SubscriptionService.java‎

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package com.outfitlab.project.domain.service;
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import com.mercadopago.MercadoPagoConfig;
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import com.mercadopago.client.payment.PaymentClient;
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import com.mercadopago.client.preference.PreferenceClient;
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import com.mercadopago.client.preference.PreferenceItemRequest;
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import com.mercadopago.client.preference.PreferencePayerRequest;
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import com.mercadopago.client.preference.PreferenceRequest;
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import com.mercadopago.exceptions.MPApiException;
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import com.mercadopago.resources.payment.Payment;
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import com.mercadopago.resources.preference.Preference;
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import com.mercadopago.exceptions.MPException;
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import org.springframework.beans.factory.annotation.Value;
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import org.springframework.stereotype.Service;
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import java.math.BigDecimal;
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import java.util.ArrayList;
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import java.util.List;
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@Service
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public class SubscriptionService {
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/**
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* Constructor para inicializar el SDK con el Access Token.
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* Se ejecuta al iniciar Spring Boot.
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*/
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public SubscriptionService(@Value("${mercadopago.access.token}") String accessToken) {
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if (accessToken == null || accessToken.trim().isEmpty() || accessToken.equals("${mercadopago.access.token}")) {
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throw new IllegalArgumentException("ERROR: El Access Token de Mercado Pago no está configurado. Revisa la variable de entorno MP_ACCESS_TOKEN.");
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}
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MercadoPagoConfig.setAccessToken(accessToken);
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System.out.println("Mercado Pago SDK de Java inicializado (desde SubscriptionService).");
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}
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/**
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* Crea una Preferencia de Pago Único (para la demo).
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*/
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public String createMercadoPagoPreference(String planId, String userEmail, BigDecimal price, String currency) throws MPException, MPApiException {
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// 1. Definir el ítem
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PreferenceItemRequest itemRequest = PreferenceItemRequest.builder()
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.id(planId)
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.title("Demo Premium Outfit Lab")
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.description("Acceso único a funciones premium")
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.quantity(1)
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.unitPrice(price)
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.currencyId(currency)
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.build();
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List<PreferenceItemRequest> items = new ArrayList<>();
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items.add(itemRequest);
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// 2. Definir el pagador (con el email de prueba)
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PreferencePayerRequest payer = PreferencePayerRequest.builder()
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.email(userEmail)
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.build();
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// 3. Crear la solicitud de Preferencia
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PreferenceRequest request = PreferenceRequest.builder()
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.items(items)
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.payer(payer)
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// --- SE ELIMINAN backUrls y autoReturn ---
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// Esto evita el error 500 (MPApiException) al validar localhost.
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// Mercado Pago usará las URLs configuradas en el dashboard
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// o mostrará un botón simple de "Volver al sitio".
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.externalReference(planId)
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.build();
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// 4. Ejecutar la API
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PreferenceClient client = new PreferenceClient();
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Preference preference = client.create(request);
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// 5. Devolver la URL de pago
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return preference.getInitPoint();
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}
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/**
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* Procesa el Webhook para un Pago Único.
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*/
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public void processPaymentNotification(Long paymentId) throws MPException, MPApiException {
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PaymentClient client = new PaymentClient();
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Payment payment = client.get(paymentId);
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String status = payment.getStatus();
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String externalReference = payment.getExternalReference();
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System.out.printf("Procesando Webhook de PAGO. ID Pago MP: %s, ID Plan Interno: %s, Status: %s%n",
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paymentId, externalReference, status);
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if ("approved".equals(status)) {
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System.out.println("Pago AUTHORIZED. Activando Premium (Demo) para: " + externalReference);
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// TODO: Aquí iría tu lógica de base de datos para activar el servicio
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} else if ("rejected".equals(status) || "cancelled".equals(status)) {
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System.out.println("Pago REJECTED/CANCELLED para: " + externalReference);
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}
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}
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}

‎src/main/java/com/outfitlab/project/presentation/SubscriptionController.java‎

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package com.outfitlab.project.presentation;
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import com.mercadopago.exceptions.MPApiException;
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import com.mercadopago.exceptions.MPException;
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import com.outfitlab.project.domain.service.SubscriptionService;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.http.ResponseEntity;
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import org.springframework.web.bind.annotation.*;
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import java.util.Map;
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import java.util.HashMap;
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import java.math.BigDecimal;
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class SubscriptionRequest {
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private String planId;
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private String userEmail;
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private BigDecimal price;
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private String currency;
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public String getPlanId() { return planId; }
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public void setPlanId(String planId) { this.planId = planId; }
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public String getUserEmail() { return userEmail; }
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public void setUserEmail(String userEmail) { this.userEmail = userEmail; }
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public BigDecimal getPrice() { return price; }
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public void setPrice(BigDecimal price) { this.price = price; }
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public String getCurrency() { return currency; }
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public void setCurrency(String currency) { this.currency = currency; }
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}
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@RestController
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@RequestMapping("/api/mp")
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public class SubscriptionController {
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@Autowired
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private SubscriptionService subscriptionService;
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@PostMapping("/crear-suscripcion")
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@CrossOrigin(origins = "http://localhost:5173")
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public ResponseEntity<Map<String, String>> createPreference(@RequestBody SubscriptionRequest request) {
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if (request.getPlanId() == null || request.getUserEmail() == null || request.getPrice() == null) {
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return ResponseEntity.badRequest().body(Map.of("error", "Faltan planId, userEmail o price."));
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}
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try {
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String initPointUrl = subscriptionService.createMercadoPagoPreference(
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request.getPlanId(),
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request.getUserEmail(),
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request.getPrice(),
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request.getCurrency() != null ? request.getCurrency() : "ARS"
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);
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Map<String, String> response = new HashMap<>();
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response.put("initPoint", initPointUrl);
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return ResponseEntity.ok(response);
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} catch (MPException | MPApiException e) {
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e.printStackTrace();
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System.err.println("Error de API de Mercado Pago: " + e.getMessage());
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return ResponseEntity.status(500).body(Map.of("error", "Error al crear la preferencia en Mercado Pago."));
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} catch (Exception e) {
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e.printStackTrace();
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return ResponseEntity.status(500).body(Map.of("error", "Error interno del servidor."));
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}
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}
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@PostMapping("/webhooks")
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public ResponseEntity<String> handleMercadoPagoWebhook(
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@RequestParam(name = "id", required = false) String id,
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@RequestParam(name = "topic", required = false) String topic)
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{
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if ("payment".equals(topic) && id != null) {
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try {
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Long paymentId = Long.parseLong(id);
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subscriptionService.processPaymentNotification(paymentId);
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return ResponseEntity.ok("Notification processed successfully.");
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} catch (NumberFormatException e) {
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System.err.println("Error: El ID del Webhook no es un número (Long). ID: " + id);
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return ResponseEntity.badRequest().body("ID inválido.");
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} catch (MPException | MPApiException e) {
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System.err.println("Error procesando Webhook de Pago: " + e.getMessage());
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return ResponseEntity.status(500).body("Error processing notification.");
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}
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}
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return ResponseEntity.ok("Notification received, not a relevant topic.");
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}
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}
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‎src/main/resources/application.properties‎

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spring.datasource.password=${SPRING_DATASOURCE_RENDER_PASSWORD}
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spring.datasource.driver-class-name=org.postgresql.Driver
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# ===== mercado pago =====
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mercadopago.access.token=${MP_ACCESS_TOKEN}
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mercadopago.urls.back=http://localhost:5173/suscripcion-finalizada

‎target/classes/application-docker.properties‎

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‎target/classes/application.properties‎

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spring.datasource.password=${SPRING_DATASOURCE_RENDER_PASSWORD}
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spring.datasource.driver-class-name=org.postgresql.Driver
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# ===== mercado pago =====
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mercadopago.access.token=${MP_ACCESS_TOKEN}
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mercadopago.urls.back=http://localhost:5173/suscripcion-finalizada

‎target/classes/application.yml‎

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‎target/classes/com/outfitlab/project/domain/useCases/marca/GetAllMarcas.class‎

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‎target/classes/com/outfitlab/project/infrastructure/model/TripoEntity$TripoEntityBuilder.class‎

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‎target/classes/com/outfitlab/project/infrastructure/model/TripoEntity.class‎

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