fix: api key 한개 사용하도록 수정

Author: jinwon1234

src/main/java/apptive/team5/youtube/YoutubeApiKeyProvider.java

@@ -2,7 +2,6 @@
 
 import apptive.team5.global.exception.ExceptionCode;
 import apptive.team5.global.exception.ExternalApiConnectException;
-import apptive.team5.youtube.YoutubeApiKeyProvider;
 import apptive.team5.youtube.domain.YoutubeInfo;
 import apptive.team5.youtube.dto.YoutubeSearchRequest;
 import apptive.team5.youtube.dto.YoutubeVideoResponse;
@@ -12,6 +11,7 @@
 import com.google.api.services.youtube.model.SearchListResponse;
 import com.google.api.services.youtube.model.VideoListResponse;
 import lombok.RequiredArgsConstructor;
+import org.springframework.beans.factory.annotation.Value;
 import org.springframework.http.HttpStatus;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
@@ -20,14 +20,14 @@
 import java.util.Collections;
 import java.util.List;
 import java.util.Objects;
-import java.util.Optional;
 
 @Transactional
 @Service
 @RequiredArgsConstructor
 public class YoutubeService {
 
-    private final YoutubeApiKeyProvider apiKeyProvider;
+    @Value("${youtube.api.key}")
+    private String apiKey;
     private static final GsonFactory gsonFactory = new GsonFactory();
     private final YoutubeInfoLowService youtubeInfoLowService;
 
@@ -42,8 +42,6 @@ public List<YoutubeVideoResponse> searchVideo(YoutubeSearchRequest searchRequest
                     .toList();
         }
 
-        String apiKey = apiKeyProvider.nextKey();
-
         YouTube youtube = new YouTube.Builder(
                 new NetHttpTransport(), gsonFactory, request -> {}
         ).build();

src/main/java/apptive/team5/youtube/service/YoutubeService.java

@@ -1,6 +1,5 @@
 package apptive.team5.youtube.service;
 
-import apptive.team5.youtube.YoutubeApiKeyProvider;
 import apptive.team5.youtube.domain.YoutubeInfo;
 import apptive.team5.youtube.dto.YoutubeSearchRequest;
 import apptive.team5.youtube.dto.YoutubeVideoResponse;
@@ -12,7 +11,6 @@
 import org.springframework.test.context.junit.jupiter.SpringExtension;
 
 import java.util.List;
-import java.util.Optional;
 
 import static org.assertj.core.api.SoftAssertions.*;
 import static org.mockito.ArgumentMatchers.any;
@@ -29,8 +27,6 @@ class YoutubeServiceTest {
     @Mock
     private YoutubeInfoLowService youtubeInfoLowService;;
 
-    @Mock
-    private YoutubeApiKeyProvider youtubeApiKeyProvider;
 
 
     @Test
@@ -58,7 +54,7 @@ void getYoutubeVideoResponseWithSpotifyId() {
         });
 
         verify(youtubeInfoLowService).findBySpotifyId(any());
-        verifyNoMoreInteractions(youtubeInfoLowService,  youtubeApiKeyProvider);
+        verifyNoMoreInteractions(youtubeInfoLowService);
 
     }