release: 닉네임 중복 검사 API 배포

src/docs/asciidoc/api/user.adoc

@@ -1,6 +1,34 @@
 [[User-API]]
 == User API
 
+[[check-nickname-success]]
+=== 닉네임 중복 검사 성공
+
+==== HTTP Request
+
+include::{snippets}/check-nickname-success/http-request.adoc[]
+
+==== HTTP Response
+
+include::{snippets}/check-nickname-success/http-response.adoc[]
+include::{snippets}/check-nickname-success/response-fields.adoc[]
+
+{nbsp}
+
+[[check-nickname-fail]]
+=== 닉네임 중복 검사 실패
+
+==== HTTP Request
+
+include::{snippets}/check-nickname-fail/http-request.adoc[]
+
+==== HTTP Response
+
+include::{snippets}/check-nickname-fail/http-response.adoc[]
+include::{snippets}/check-nickname-fail/response-fields.adoc[]
+
+{nbsp}
+
 [[change-nickname-success]]
 === 닉네임 변경 성공
 

src/main/java/site/youtogether/playlist/PlayerState.java

@@ -2,6 +2,6 @@
 
 public enum PlayerState {
 
-	PLAY, PAUSE, END, SKIP, RATE
+	PLAY, PAUSE, END, RATE
 
 }

src/main/java/site/youtogether/playlist/PlayingVideo.java

@@ -41,14 +41,14 @@ public PlayingVideo(String roomCode, Video video, MessageService messageService,
 		this.playlistService = playlistService;
 	}
 
-	public void start(double time) {
+	public void startAt(double time) {
 		timer.cancel();
 		timer.purge();
 		currentTime = Math.round(time * 100) / 100.0;
 		createTimer(playerRate);
 	}
 
-	public void pause(double time) {
+	public void pauseAt(double time) {
 		timer.cancel();
 		timer.purge();
 		currentTime = Math.round(time * 100) / 100.0;
@@ -75,10 +75,6 @@ public void changeRate(double playerRate) {
 		createTimer(playerRate);
 	}
 
-	public void changeCurrentTime(double time) {
-		this.currentTime = time;
-	}
-
 	private void createTimer(double playerRate) {
 		timer = new Timer();
 		timer.scheduleAtFixedRate(new TimerTask() {

src/main/java/site/youtogether/playlist/application/PlayingVideoService.java

@@ -21,13 +21,11 @@ public void manageVideo(VideoSyncInfoMessage videoSyncInfoMessage) {
 
 		PlayerState playerState = videoSyncInfoMessage.getPlayerState();
 		if (playerState == PlayerState.PAUSE) {
-			playingVideo.pause(videoSyncInfoMessage.getPlayerCurrentTime());
+			playingVideo.pauseAt(videoSyncInfoMessage.getPlayerCurrentTime());
 		} else if (playerState == PlayerState.RATE) {
 			playingVideo.changeRate(videoSyncInfoMessage.getPlayerRate());
 		} else if (playerState == PlayerState.PLAY) {
-			playingVideo.start(videoSyncInfoMessage.getPlayerCurrentTime());
-		} else if (playerState == PlayerState.SKIP) {
-			playingVideo.changeCurrentTime(videoSyncInfoMessage.getPlayerCurrentTime());
+			playingVideo.startAt(videoSyncInfoMessage.getPlayerCurrentTime());
 		}
 	}
 

src/main/java/site/youtogether/playlist/infrastructure/PlayingVideoStorage.java

@@ -23,7 +23,7 @@ public Optional<PlayingVideo> findById(String roomCode) {
 
 	public void saveAndPlay(PlayingVideo playingVideo) {
 		storage.put(playingVideo.getRoomCode(), playingVideo);
-		playingVideo.start(0);
+		playingVideo.startAt(0);
 	}
 
 	public void delete(String roomCode) {

src/main/java/site/youtogether/user/application/UserService.java

@@ -3,6 +3,7 @@
 import org.springframework.stereotype.Service;
 
 import lombok.RequiredArgsConstructor;
+import site.youtogether.exception.user.UserNicknameDuplicateException;
 import site.youtogether.exception.user.UserNoExistenceException;
 import site.youtogether.message.AlarmMessage;
 import site.youtogether.message.application.MessageService;
@@ -54,4 +55,10 @@ public Participant changeUserRole(Long userId, UserRoleChangeForm form) {
 		return new Participant(targetUser);
 	}
 
+	public void checkUserNicknameDuplication(String nickname) {
+		if (uniqueNicknameStorage.exist(nickname)) {
+			throw new UserNicknameDuplicateException();
+		}
+	}
+
 }

src/main/java/site/youtogether/user/presentation/UserController.java

@@ -1,8 +1,10 @@
 package site.youtogether.user.presentation;
 
 import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.PatchMapping;
 import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestParam;
 import org.springframework.web.bind.annotation.RestController;
 
 import jakarta.validation.Valid;
@@ -21,6 +23,14 @@ public class UserController {
 
 	private final UserService userService;
 
+	@GetMapping("/users/nicknames/check")
+	public ResponseEntity<ApiResponse<Void>> checkUserNicknameDuplication(@RequestParam @Valid NicknameInput nickname) {
+		userService.checkUserNicknameDuplication(nickname.getNewNickname());
+
+		return ResponseEntity.ok()
+			.body(ApiResponse.ok(ResponseResult.USER_NICKNAME_IS_UNIQUE, null));
+	}
+
 	@PatchMapping("/users")
 	public ResponseEntity<ApiResponse<Participant>> changeUserNickname(@UserTracking Long userId, @RequestBody @Valid NicknameInput form) {
 		Participant participantInfo = userService.changeUserNickname(userId, form.getNewNickname());

src/main/java/site/youtogether/util/api/ResponseResult.java

@@ -17,6 +17,7 @@ public enum ResponseResult {
 	// User
 	USER_NICKNAME_CHANGE_SUCCESS("유저 닉네임 변경에 성공했습니다"),
 	USER_ROLE_CHANGE_SUCCESS("유저의 역할 변경에 성공했습니다"),
+	USER_NICKNAME_IS_UNIQUE("사용 가능한 닉네임입니다"),
 
 	// Playlist
 	PLAYLIST_ADD_SUCCESS("플레이리스트에 비디오 추가를 성공했습니다"),

src/test/java/site/youtogether/user/presentation/UserControllerTest.java

@@ -30,6 +30,84 @@
 
 class UserControllerTest extends RestDocsSupport {
 
+	@Test
+	@DisplayName("닉네임 중복 검사 성공")
+	void checkNicknameDuplication() throws Exception {
+		// Setting session cookie for request
+		String token = "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJ1c2VySWQiOiIxMjM0NSJ9.XJHPNpgWMty0iKr1FQKCBeOapvlqk1RjcPQUzT2dFlA";
+		Cookie sessionCookie = new Cookie(cookieProperties.getName(), token);
+
+		// Setting new user nickname for request
+		String newNickname = "new nickname";
+
+		given(jwtService.parse(eq(token)))
+			.willReturn(1L);
+		given(userStorage.existsById(eq(1L)))
+			.willReturn(true);
+
+		// when // then
+		mockMvc.perform(get("/users/nicknames/check")
+				.param("nickname", newNickname)
+				.cookie(sessionCookie))
+			.andDo(print())
+			.andExpect(status().isOk())
+			.andExpect(jsonPath("$.code").value(HttpStatus.OK.value()))
+			.andExpect(jsonPath("$.status").value(HttpStatus.OK.getReasonPhrase()))
+			.andExpect(jsonPath("$.result").value(ResponseResult.USER_NICKNAME_IS_UNIQUE.getDescription()))
+			.andDo(document("check-nickname-success",
+				preprocessRequest(prettyPrint()),
+				preprocessResponse(prettyPrint()),
+				responseFields(
+					fieldWithPath("code").type(JsonFieldType.NUMBER).description("코드"),
+					fieldWithPath("status").type(JsonFieldType.STRING).description("상태"),
+					fieldWithPath("result").type(JsonFieldType.STRING).description("결과"),
+					fieldWithPath("data").type(JsonFieldType.NULL).description("응답 데이터")
+				)
+			));
+	}
+
+	@Test
+	@DisplayName("닉네임 중복 검사 실패")
+	void checkNicknameDuplicationFail() throws Exception {
+		// Setting session cookie for request
+		String token = "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJ1c2VySWQiOiIxMjM0NSJ9.XJHPNpgWMty0iKr1FQKCBeOapvlqk1RjcPQUzT2dFlA";
+		Cookie sessionCookie = new Cookie(cookieProperties.getName(), token);
+
+		// Setting new user nickname for request
+		String newNickname = "new nickname";
+
+		given(jwtService.parse(eq(token)))
+			.willReturn(1L);
+		given(userStorage.existsById(eq(1L)))
+			.willReturn(true);
+		doThrow(new UserNicknameDuplicateException())
+			.when(userService).checkUserNicknameDuplication(any());
+
+		// when // then
+		mockMvc.perform(get("/users/nicknames/check")
+				.param("nickname", newNickname)
+				.cookie(sessionCookie))
+			.andDo(print())
+			.andExpect(status().isBadRequest())
+			.andExpect(jsonPath("$.code").value(HttpStatus.BAD_REQUEST.value()))
+			.andExpect(jsonPath("$.status").value(HttpStatus.BAD_REQUEST.getReasonPhrase()))
+			.andExpect(jsonPath("$.result").value(ResponseResult.EXCEPTION_OCCURRED.getDescription()))
+			.andExpect(jsonPath("$.data[0].type").value(UserNicknameDuplicateException.class.getSimpleName()))
+			.andExpect(jsonPath("$.data[0].message").value(ErrorType.USER_NICKNAME_DUPLICATE.getMessage()))
+			.andDo(document("check-nickname-fail",
+				preprocessRequest(prettyPrint()),
+				preprocessResponse(prettyPrint()),
+				responseFields(
+					fieldWithPath("code").type(JsonFieldType.NUMBER).description("코드"),
+					fieldWithPath("status").type(JsonFieldType.STRING).description("상태"),
+					fieldWithPath("result").type(JsonFieldType.STRING).description("결과"),
+					fieldWithPath("data").type(JsonFieldType.ARRAY).description("응답 데이터"),
+					fieldWithPath("data[].type").type(JsonFieldType.STRING).description("오류 타입"),
+					fieldWithPath("data[].message").type(JsonFieldType.STRING).description("오류 메시지")
+				)
+			));
+	}
+
 	@Test
 	@DisplayName("닉네임 변경 성공")
 	void changeNickname() throws Exception {