feat: integrate STOMP WebSocket and Agora VoIP signaling

2026-05-15 18:11:31 +07:00
parent 22ebbb7db0
commit 6eaffaa234
13 changed files with 714 additions and 30 deletions
@@ -0,0 +1,70 @@
+package com.walkguide.websocket;
+
+import com.walkguide.dto.response.LocationResponse;
+import com.walkguide.dto.response.NotificationResponse;
+import com.walkguide.dto.response.SosEventResponse;
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.messaging.simp.SimpMessagingTemplate;
+import org.springframework.stereotype.Service;
+
+/**
+ * Service untuk broadcast pesan real-time via WebSocket (STOMP).
+ *
+ * Dipakai oleh:
+ *  - LocationService    → broadcast GPS ke Guardian
+ *  - SosService         → broadcast SOS ke Guardian
+ *  - NotificationService→ broadcast notif ke User
+ *
+ * PATTERN: Observer — Guardian/User subscribe ke topic,
+ *           LocationBroadcaster push data saat ada update.
+ */
+@Service
+@RequiredArgsConstructor
+@Slf4j
+public class LocationBroadcaster {
+
+    private final SimpMessagingTemplate messagingTemplate;
+
+    /**
+     * Broadcast lokasi GPS user ke Guardian yang subscribe.
+     * Guardian Flutter subscribe ke: /topic/location/{userId}
+     *
+     * @param userId   ID dari ROLE_USER (bukan guardian)
+     * @param location Response lokasi terbaru
+     */
+    public void broadcastLocation(Long userId, LocationResponse location) {
+        String destination = "/topic/location/" + userId;
+        messagingTemplate.convertAndSend(destination, location);
+        log.debug("[WS] Location broadcast → {} | lat={} lng={}",
+                destination, location.getLat(), location.getLng());
+    }
+
+    /**
+     * Broadcast SOS event ke Guardian secara real-time.
+     * Guardian Flutter subscribe ke: /queue/sos/{guardianId}
+     *
+     * @param guardianId ID dari ROLE_GUARDIAN
+     * @param sos        SOS event yang baru di-trigger
+     */
+    public void broadcastSos(Long guardianId, SosEventResponse sos) {
+        String destination = "/queue/sos/" + guardianId;
+        messagingTemplate.convertAndSend(destination, sos);
+        log.info("[WS] SOS broadcast → {} | userId={} status={}",
+                destination, sos.getUserId(), sos.getStatus());
+    }
+
+    /**
+     * Broadcast notifikasi dari Guardian ke User secara real-time.
+     * User Flutter subscribe ke: /queue/notif/{userId}
+     *
+     * @param userId       ID dari ROLE_USER yang menerima notif
+     * @param notification Notifikasi yang baru dikirim Guardian
+     */
+    public void broadcastNotification(Long userId, NotificationResponse notification) {
+        String destination = "/queue/notif/" + userId;
+        messagingTemplate.convertAndSend(destination, notification);
+        log.debug("[WS] Notification broadcast → {} | type={}",
+                destination, notification.getNotifType());
+    }
+}