Merge pull request #131 from 9uttery/feat/firebase-integration-#130

[Configuration] Firebase 기본 설정

.github/workflows/main.yml

@@ -41,6 +41,10 @@ jobs:
         run: echo ${{ secrets.APPLICATION_PROD_BASE64 }}  | base64 --decode > ./src/main/resources/application-prod.yml
         shell: bash
 
+      - name: make madii-app-firebase-adminsdk-uriyk-c04677456f.json
+        run: echo ${{ secrets.FIREBASE_KEY_BASE64 }} | base64 --decode > ./src/main/resources/madii-app-firebase-adminsdk-uriyk-c04677456f.json
+        shell: bash
+
       - name: Gradle Caching
         uses: actions/cache@v3
         with:

.gitignore

@@ -41,3 +41,6 @@ application-dev.yml
 application-prod.yml
 application-jwt.yml
 application-secret.yml
+
+### Secret files ###
+**/main/resources/**/*.json

build.gradle

@@ -79,6 +79,9 @@ dependencies {
 	runtimeOnly 'com.mysql:mysql-connector-j'
 	implementation "org.springframework.boot:spring-boot-starter-data-mongodb"
 
+	// Firebase
+	implementation 'com.google.firebase:firebase-admin:9.2.0'
+
 	// Test
 	testImplementation 'org.springframework.boot:spring-boot-starter-test'
 	testImplementation 'org.springframework.security:spring-security-test'

src/main/java/com/guttery/madii/common/config/firebase/FirebaseConfig.java

@@ -0,0 +1,40 @@
+package com.guttery.madii.common.config.firebase;
+
+import com.google.auth.oauth2.GoogleCredentials;
+import com.google.firebase.FirebaseApp;
+import com.google.firebase.FirebaseOptions;
+import com.guttery.madii.common.exception.CustomException;
+import com.guttery.madii.common.exception.ErrorDetails;
+import jakarta.annotation.PostConstruct;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.context.annotation.Configuration;
+
+import java.io.FileInputStream;
+import java.io.InputStream;
+
+@Configuration
+public class FirebaseConfig {
+    @Value("${firebase.config}")
+    private String firebaseKeyFilePath;
+    @Value("${firebase.project-id}")
+    private String firebaseProjectId;
+
+    @PostConstruct
+    public void initialize() {
+        try (
+                final InputStream serviceAccount = new FileInputStream(firebaseKeyFilePath)
+        ) {
+            final FirebaseOptions options = FirebaseOptions.builder()
+                    .setCredentials(GoogleCredentials.fromStream(serviceAccount))
+                    .setProjectId(firebaseProjectId)
+                    .build();
+
+
+            if (FirebaseApp.getApps().isEmpty()) {
+                FirebaseApp.initializeApp(options);
+            }
+        } catch (final Exception e) {
+            throw CustomException.of(ErrorDetails.FIREBASE_INTEGRATION_FAILED);
+        }
+    }
+}

src/main/java/com/guttery/madii/common/exception/ErrorDetails.java

@@ -63,6 +63,8 @@ public enum ErrorDetails {
 
     FILE_UPLOAD_FAILED("F001", HttpStatus.INTERNAL_SERVER_ERROR.value(), "파일 업로드에 실패했습니다."),
 
+    FIREBASE_INTEGRATION_FAILED("FI001", HttpStatus.INTERNAL_SERVER_ERROR.value(), "Firebase 연동 중 오류가 발생했습니다. 다시 시도해 주세요."),
+
     ;
 
     private final String code;

src/main/java/com/guttery/madii/domain/notification/domain/service/NotificationClient.java

@@ -0,0 +1,4 @@
+package com.guttery.madii.domain.notification.domain.service;
+
+public interface NotificationClient {
+}

src/main/java/com/guttery/madii/domain/notification/infrastructure/FirebaseNotificationClient.java

@@ -0,0 +1,24 @@
+package com.guttery.madii.domain.notification.infrastructure;
+
+import com.google.firebase.messaging.FirebaseMessaging;
+import com.google.firebase.messaging.FirebaseMessagingException;
+import com.google.firebase.messaging.Message;
+import com.guttery.madii.domain.notification.domain.service.NotificationClient;
+import org.springframework.stereotype.Component;
+
+@Component
+public class FirebaseNotificationClient implements NotificationClient {
+    public String sendNotification(String content, String token) {
+        try {
+            final Message message = Message.builder()
+                    .setToken(token)
+                    .putData("title", content)
+                    .build();
+
+            return FirebaseMessaging.getInstance().send(message);
+
+        } catch (FirebaseMessagingException e) {
+            return "Failed";
+        }
+    }
+}