[feat] 태그 조회 API

server/src/main/java/com/bside/bside_311/controller/TagController.java

@@ -0,0 +1,41 @@
+package com.bside.bside_311.controller;
+
+import com.bside.bside_311.dto.SearchTagResponseDto;
+import com.bside.bside_311.dto.UserSignupRequestDto;
+import com.bside.bside_311.dto.UserSignupResponseDto;
+import com.bside.bside_311.entity.User;
+import com.bside.bside_311.service.TagService;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.media.Schema;
+import io.swagger.v3.oas.annotations.tags.Tag;
+import jakarta.validation.Valid;
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.http.HttpStatus;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.ResponseStatus;
+import org.springframework.web.bind.annotation.RestController;
+
+@Slf4j
+@RestController
+@RequiredArgsConstructor
+@RequestMapping("/tag")
+@Tag(name = "태그", description = "태그 API")
+public class TagController {
+  private final TagService tagService;
+
+  @Operation(summary = "[o]태그 조회", description = "태그 조회 API")
+  @GetMapping()
+  @ResponseStatus(HttpStatus.OK)
+  public SearchTagResponseDto searchTag(
+                    @RequestParam(name="page", defaultValue ="0")
+                    @Schema(description = "검색 키워드 기본값 빈값", example = "")
+                    String searchKeyword)
+  {
+    return SearchTagResponseDto.of(tagService.searchTag(searchKeyword));
+  }
+}

server/src/main/java/com/bside/bside_311/dto/SearchTagResponseDto.java

@@ -0,0 +1,25 @@
+package com.bside.bside_311.dto;
+
+import com.bside.bside_311.entity.Tag;
+import lombok.AccessLevel;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+import java.util.List;
+
+@NoArgsConstructor(access = AccessLevel.PROTECTED)
+@Getter
+@AllArgsConstructor
+public class SearchTagResponseDto {
+  private List<TagReponseDto> list;
+  private Long totalCount;
+
+  public static SearchTagResponseDto of(List<Tag> tags) {
+    List<TagReponseDto> list =
+        tags.stream().map(TagReponseDto::of)
+                    .collect(java.util.stream.Collectors.toList());
+    return new SearchTagResponseDto(list, (long) list.size());
+  }
+
+}

server/src/main/java/com/bside/bside_311/dto/TagReponseDto.java

@@ -0,0 +1,23 @@
+package com.bside.bside_311.dto;
+
+import com.bside.bside_311.entity.Tag;
+import lombok.AccessLevel;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+import java.time.LocalDateTime;
+
+@NoArgsConstructor(access = AccessLevel.PROTECTED)
+@Getter
+
+@AllArgsConstructor
+public class TagReponseDto {
+  private String name;
+  private LocalDateTime createdDate;
+
+  public static TagReponseDto of(Tag tag) {
+    return new TagReponseDto(tag.getName(), tag.getCreatedDate());
+  }
+
+}

server/src/main/java/com/bside/bside_311/repository/TagRepository.java

@@ -18,4 +18,6 @@ public interface TagRepository extends JpaRepository<Tag, Long> {
   List<Tag> findByPostTagsInAndDelYnIs(List<PostTag> postTags, YesOrNo delYn);
 
   List<Tag> findByAlcoholTagsInAndDelYnIs(List<AlcoholTag> alcoholTags, YesOrNo n);
+
+  List<Tag> findByNameContainingAndDelYnIs(String searchKeyword, YesOrNo n);
 }

server/src/main/java/com/bside/bside_311/service/TagService.java

@@ -30,6 +30,10 @@ public List<Tag> addOrSetTags(List<String> tagStrList) {
 
     return tags;
   }
+
+  public List<Tag> searchTag(String searchKeyword) {
+    return tagRepository.findByNameContainingAndDelYnIs(searchKeyword, YesOrNo.N);
+  }
 }