refactor: fcm sdk 적용 및 fcm 서버측 알림처리 비동기 설정

woowacourse-teams · Jan 22, 2024 · 70d4eb0 · 70d4eb0
1 parent 052fe2b
commit 70d4eb0
Showing 1 changed file with 80 additions and 37 deletions.
diff --git a/...d/pium/src/main/java/com/official/pium/notification/fcm/application/FcmMessageSender.java b/...d/pium/src/main/java/com/official/pium/notification/fcm/application/FcmMessageSender.java
@@ -1,25 +1,32 @@
 package com.official.pium.notification.fcm.application;
 
 import com.google.auth.oauth2.GoogleCredentials;
-import com.official.pium.notification.fcm.dto.FcmMessageResponse;
-import com.official.pium.notification.fcm.exception.FcmException;
+import com.google.firebase.FirebaseApp;
+import com.google.firebase.FirebaseOptions;
+import com.google.firebase.messaging.FirebaseMessaging;
+import com.google.firebase.messaging.Message;
+import com.google.firebase.messaging.Notification;
 import com.official.pium.notification.application.MessageSendManager;
+import com.official.pium.notification.fcm.dto.FcmMessageResponse;
+import jakarta.annotation.PostConstruct;
+import java.io.FileInputStream;
+import java.io.FileNotFoundException;
+import java.io.IOException;
+import java.util.concurrent.ExecutionException;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.core.io.ClassPathResource;
-import org.springframework.http.HttpEntity;
-import org.springframework.http.HttpHeaders;
-import org.springframework.http.ResponseEntity;
 import org.springframework.stereotype.Component;
 import org.springframework.web.client.RestTemplate;
-import java.io.IOException;
 
 @Slf4j
 @Component
 @RequiredArgsConstructor
 public class FcmMessageSender implements MessageSendManager {
 
+    private static final String JSON_FILE_PATH = "src/main/resources/config/pium-fcm.json";
+
     @Value("${fcm.api.url}")
     private String apiUrl;
 
@@ -31,50 +38,86 @@ public class FcmMessageSender implements MessageSendManager {
 
     private final RestTemplate restTemplate;
 
-    public void sendMessageTo(String targetToken, String title, String body) {
+    @PostConstruct
+    public void initialize() {
+        FileInputStream serviceAccount;
         try {
-            FcmMessageResponse message = makeMessage(targetToken, title, body);
-
-            HttpHeaders headers = new HttpHeaders();
-            headers.set(HttpHeaders.AUTHORIZATION, "Bearer " + getAccessToken());
-            headers.set(HttpHeaders.CONTENT_TYPE, "application/json; UTF-8");
-
-            HttpEntity<FcmMessageResponse> request = new HttpEntity<>(message, headers);
-
-            ResponseEntity<FcmMessageResponse> postResult = restTemplate.postForEntity(
-                    apiUrl,
-                    request,
-                    FcmMessageResponse.class
-            );
+            serviceAccount = new FileInputStream(JSON_FILE_PATH);
+            FirebaseOptions options = FirebaseOptions.builder()
+                .setCredentials(GoogleCredentials.fromStream(serviceAccount))
+                .build();
 
-            log.info("FCM 메시지 전송 성공: {}", postResult.getBody());
+            FirebaseApp.initializeApp(options);
+        } catch (FileNotFoundException e) {
+            log.error("파일을 찾을 수 없습니다. " + e);
+        } catch (IOException e) {
+            log.error("FCM 인증이 실패했습니다. " + e);
+        }
+    }
 
-        } catch (Exception e) {
-            log.error("FCM 메시지 전송 실패", e);
-            throw new FcmException.FcmMessageSendException(e.getMessage());
+    public void sendMessageTo(String targetToken, String title, String body) {
+        Notification notification = Notification.builder()
+            .setTitle(title)
+            .setBody(body)
+            .build();
+        Message message = Message.builder()
+            .setToken(targetToken)
+            .setNotification(notification)
+            .build();
+        try {
+            String response = FirebaseMessaging.getInstance().sendAsync(message).get();
+            log.info("응답 결과 : " + response);
+        } catch (InterruptedException e) {
+            log.error(e.getMessage());
+        } catch (ExecutionException e) {
+            log.error(e.getMessage());
         }
     }
 
+//    public void sendMessageTo(String targetToken, String title, String body) {
+//        try {
+//            FcmMessageResponse message = makeMessage(targetToken, title, body);
+//
+//            HttpHeaders headers = new HttpHeaders();
+//            headers.set(HttpHeaders.AUTHORIZATION, "Bearer " + getAccessToken());
+//            headers.set(HttpHeaders.CONTENT_TYPE, "application/json; UTF-8");
+//
+//            HttpEntity<FcmMessageResponse> request = new HttpEntity<>(message, headers);
+//
+//            ResponseEntity<FcmMessageResponse> postResult = restTemplate.postForEntity(
+//                apiUrl,
+//                request,
+//                FcmMessageResponse.class
+//            );
+//
+//            log.info("FCM 메시지 전송 성공: {}", postResult.getBody());
+//
+//        } catch (Exception e) {
+//            log.error("FCM 메시지 전송 실패", e);
+//            throw new FcmException.FcmMessageSendException(e.getMessage());
+//        }
+//    }
+
     private FcmMessageResponse makeMessage(String targetToken, String title, String body) {
         return FcmMessageResponse.builder()
-                .message(FcmMessageResponse.Message.builder()
-                        .token(targetToken)
-                        .notification(FcmMessageResponse.Notification.builder()
-                                .title(title)
-                                .body(body)
-                                .image(null)
-                                .build()
-                        )
-                        .build()
+            .message(FcmMessageResponse.Message.builder()
+                .token(targetToken)
+                .notification(FcmMessageResponse.Notification.builder()
+                    .title(title)
+                    .body(body)
+                    .image(null)
+                    .build()
                 )
-                .validate_only(false)
-                .build();
+                .build()
+            )
+            .validate_only(false)
+            .build();
     }
 
     private String getAccessToken() throws IOException {
         GoogleCredentials googleCredentials = GoogleCredentials
-                .fromStream(new ClassPathResource(keyPath).getInputStream())
-                .createScoped(keyScope);
+            .fromStream(new ClassPathResource(keyPath).getInputStream())
+            .createScoped(keyScope);
         googleCredentials.refreshIfExpired();
         return googleCredentials.getAccessToken().getTokenValue();
     }