Merge pull request #10 from gutanbug/feat/search

feat : 모든 게시판 검색 기능 추가

src/main/java/com/dku/council/domain/post/controller/PostSearchController.java

@@ -0,0 +1,32 @@
+package com.dku.council.domain.post.controller;
+
+import com.dku.council.domain.post.service.post.PostSearchService;
+import com.dku.council.domain.post.service.post.SummarizedPostSearchDto;
+import io.swagger.v3.oas.annotations.tags.Tag;
+import lombok.RequiredArgsConstructor;
+import org.springdoc.api.annotations.ParameterObject;
+import org.springframework.data.domain.Pageable;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController
+@RequiredArgsConstructor
+@Tag(name = "게시글 검색", description = "게시글 검색 관련 api")
+@RequestMapping("/post/search")
+public class PostSearchController {
+
+    private final PostSearchService postSearchService;
+
+    /**
+     * 모든 게시글 검색
+     *
+     * @param keyword 검색어
+     **/
+    @GetMapping
+    public SummarizedPostSearchDto searchPost(@RequestParam(required = false) String keyword,
+                                              @ParameterObject Pageable pageable) {
+        return postSearchService.searchPost(keyword, pageable);
+    }
+}

src/main/java/com/dku/council/domain/post/model/dto/response/ResponseSingleSearchPost.java

@@ -0,0 +1,17 @@
+package com.dku.council.domain.post.model.dto.response;
+
+import com.dku.council.domain.post.model.entity.Post;
+import lombok.Getter;
+
+@Getter
+public class ResponseSingleSearchPost {
+
+    private final Long id;
+
+    private final String title;
+
+    public ResponseSingleSearchPost(Post post) {
+        this.id = post.getId();
+        this.title = post.getTitle();
+    }
+}

src/main/java/com/dku/council/domain/post/service/post/PostSearchService.java

@@ -0,0 +1,75 @@
+package com.dku.council.domain.post.service.post;
+
+import com.dku.council.domain.post.model.dto.response.ResponseSingleSearchPost;
+import com.dku.council.domain.post.model.entity.posttype.*;
+import com.dku.council.domain.post.repository.post.*;
+import com.dku.council.domain.post.repository.spec.PostSpec;
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.data.domain.Page;
+import org.springframework.data.domain.Pageable;
+import org.springframework.data.jpa.domain.Specification;
+import org.springframework.stereotype.Service;
+
+import java.util.List;
+import java.util.stream.Collectors;
+
+@Service
+@RequiredArgsConstructor
+@Slf4j
+public class PostSearchService {
+
+    private final PetitionRepository petitionRepository;
+    private final NoticeRepository noticeRepository;
+    private final CoalitionRepository coalitionRepository;
+    private final ConferenceRepository conferenceRepository;
+    private final RuleRepository ruleRepository;
+
+    /**
+     * 모든 게시글 검색
+     */
+    public SummarizedPostSearchDto searchPost(String keyword, Pageable pageable) {
+        Page<Notice> notices = getNoticeLists(keyword, pageable);
+        Page<Coalition> coalitions = getCoalitionLists(keyword, pageable);
+        Page<Petition> petitions = getPetitionLists(keyword, pageable);
+        Page<Conference> conferences = getConferencesLists(keyword, pageable);
+        Page<Rule> rules = getRulesLists(keyword, pageable);
+        return new SummarizedPostSearchDto(
+                notices.stream().map(ResponseSingleSearchPost::new).collect(Collectors.toList()),
+                coalitions.stream().map(ResponseSingleSearchPost::new).collect(Collectors.toList()),
+                petitions.stream().map(ResponseSingleSearchPost::new).collect(Collectors.toList()),
+                conferences.stream().map(ResponseSingleSearchPost::new).collect(Collectors.toList()),
+                rules.stream().map(ResponseSingleSearchPost::new).collect(Collectors.toList())
+        );
+    }
+
+    private Page<Notice> getNoticeLists(String keyword, Pageable pageable) {
+        Specification<Notice> spec = PostSpec.withTitleOrBody(keyword);
+        spec = spec.and(PostSpec.withActive());
+        return noticeRepository.findAll(spec, pageable);
+    }
+
+    private Page<Coalition> getCoalitionLists(String keyword, Pageable pageable) {
+        Specification<Coalition> spec = PostSpec.withTitleOrBody(keyword);
+        spec = spec.and(PostSpec.withActive());
+        return coalitionRepository.findAll(spec,pageable);
+    }
+
+    private Page<Petition> getPetitionLists(String keyword, Pageable pageable) {
+        Specification<Petition> spec = PostSpec.withTitleOrBody(keyword);
+        spec = spec.and(PostSpec.withActive());
+        return petitionRepository.findAll(spec,pageable);
+    }
+
+    private Page<Conference> getConferencesLists(String keyword, Pageable pageable) {
+        Specification<Conference> spec = PostSpec.withTitleOrBody(keyword);
+        spec = spec.and(PostSpec.withActive());
+        return conferenceRepository.findAll(spec,pageable);
+    }
+
+    private Page<Rule> getRulesLists(String keyword, Pageable pageable) {
+        Specification<Rule> spec = PostSpec.withTitleOrBody(keyword);
+        spec = spec.and(PostSpec.withActive());
+        return ruleRepository.findAll(spec,pageable);
+    }
+}

src/main/java/com/dku/council/domain/post/service/post/SummarizedPostSearchDto.java

@@ -0,0 +1,23 @@
+package com.dku.council.domain.post.service.post;
+
+import com.dku.council.domain.post.model.dto.response.ResponseSingleSearchPost;
+import lombok.Getter;
+import lombok.RequiredArgsConstructor;
+
+import java.util.List;
+
+@Getter
+@RequiredArgsConstructor
+public class SummarizedPostSearchDto {
+
+    private final List<ResponseSingleSearchPost> notices;
+
+    private final List<ResponseSingleSearchPost> coalitions;
+
+    private final List<ResponseSingleSearchPost> petitions;
+
+    private final List<ResponseSingleSearchPost> conferences;
+
+    private final List<ResponseSingleSearchPost> rules;
+
+}