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feat: getting all posts and user's posts.

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This commit is contained in:
sBubshait 2025-07-23 13:48:27 +03:00
parent e146b18f1d
commit 32cec6da12
5 changed files with 130 additions and 9 deletions
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40
backend/src/main/java/online/wesal/wesal/controller/PostController.java
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@ -14,6 +14,9 @@ import org.springframework.security.core.Authentication;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.annotation.*;
import java.util.List;
import java.util.stream.Collectors;
@RestController
@RequestMapping("/posts")
@CrossOrigin(origins = "*")
@ -43,8 +46,7 @@ public class PostController {
}
try {
Post post = postService.createPost(request.getBody());
PostResponseDTO response = new PostResponseDTO(post);
PostResponseDTO response = postService.createPostWithResponse(request.getBody());
return ResponseEntity.ok(ApiResponse.success(response));
} catch (RuntimeException e) {
String message;
@ -58,4 +60,38 @@ public class PostController {
return ResponseEntity.status(500).body(ApiResponse.error("Something went wrong.. We're sorry but try again later"));
}
}
@GetMapping("/all")
@Operation(summary = "Get all recent posts", description = "Get all posts from the last 7 days, ordered by creation date (latest first)")
public ResponseEntity<ApiResponse<List<PostResponseDTO>>> getAllRecentPosts() {
try {
List<PostResponseDTO> response = postService.getAllRecentPosts();
return ResponseEntity.ok(ApiResponse.success(response));
} catch (Exception e) {
return ResponseEntity.status(500).body(ApiResponse.error("Something went wrong.. We're sorry but try again later"));
}
}
@GetMapping("/user")
@Operation(summary = "Get user posts", description = "Get all posts by a specific user, ordered by creation date (latest first)")
public ResponseEntity<ApiResponse<List<PostResponseDTO>>> getUserPosts(@RequestParam Long id) {
if (id == null || id <= 0) {
return ResponseEntity.badRequest().body(ApiResponse.error("Valid user ID is required"));
}
try {
List<PostResponseDTO> response = postService.getUserPosts(id);
return ResponseEntity.ok(ApiResponse.success(response));
} catch (RuntimeException e) {
String message;
if (e.getMessage().contains("User not found")) {
message = "User not found";
} else {
message = "Something went wrong.. We're sorry but try again later";
}
return ResponseEntity.badRequest().body(ApiResponse.error(message));
} catch (Exception e) {
return ResponseEntity.status(500).body(ApiResponse.error("Something went wrong.. We're sorry but try again later"));
}
}
}

32
backend/src/main/java/online/wesal/wesal/dto/CreatorDTO.java Normal file
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@ -0,0 +1,32 @@
package online.wesal.wesal.dto;
import online.wesal.wesal.entity.User;
public class CreatorDTO {
private String id;
private String displayName;
public CreatorDTO() {}
public CreatorDTO(User user) {
this.id = String.valueOf(user.getId());
this.displayName = user.getDisplayName();
}
public String getId() {
return id;
}
public void setId(String id) {
this.id = id;
}
public String getDisplayName() {
return displayName;
}
public void setDisplayName(String displayName) {
this.displayName = displayName;
}
}

15
backend/src/main/java/online/wesal/wesal/dto/PostResponseDTO.java
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@ -1,12 +1,13 @@
package online.wesal.wesal.dto;
import online.wesal.wesal.entity.Post;
import online.wesal.wesal.entity.User;
import java.time.LocalDateTime;
public class PostResponseDTO {
private String id;
private String creatorId;
private CreatorDTO creator;
private String body;
private String likes;
private String comments;
@ -14,9 +15,9 @@ public class PostResponseDTO {
public PostResponseDTO() {}
public PostResponseDTO(Post post) {
public PostResponseDTO(Post post, User creator) {
this.id = String.valueOf(post.getId());
this.creatorId = String.valueOf(post.getCreatorId());
this.creator = new CreatorDTO(creator);
this.body = post.getBody();
this.likes = String.valueOf(post.getLikes());
this.comments = String.valueOf(post.getComments());
@ -31,12 +32,12 @@ public class PostResponseDTO {
this.id = id;
}
public String getCreatorId() {
return creatorId;
public CreatorDTO getCreator() {
return creator;
}
public void setCreatorId(String creatorId) {
this.creatorId = creatorId;
public void setCreator(CreatorDTO creator) {
this.creator = creator;
}
public String getBody() {

8
backend/src/main/java/online/wesal/wesal/repository/PostRepository.java
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@ -2,11 +2,19 @@ package online.wesal.wesal.repository;
import online.wesal.wesal.entity.Post;
import org.springframework.data.jpa.repository.JpaRepository;
import org.springframework.data.jpa.repository.Query;
import org.springframework.data.repository.query.Param;
import org.springframework.stereotype.Repository;
import java.time.LocalDateTime;
import java.util.List;
@Repository
public interface PostRepository extends JpaRepository<Post, Long> {
List<Post> findByCreatorIdOrderByCreationDateDesc(Long creatorId);
@Query("SELECT p FROM Post p WHERE p.creationDate >= :sevenDaysAgo ORDER BY p.creationDate DESC")
List<Post> findAllPostsWithinLast7Days(@Param("sevenDaysAgo") LocalDateTime sevenDaysAgo);
List<Post> findAllByOrderByCreationDateDesc();
}

44
backend/src/main/java/online/wesal/wesal/service/PostService.java
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@ -1,17 +1,27 @@
package online.wesal.wesal.service;
import online.wesal.wesal.dto.PostResponseDTO;
import online.wesal.wesal.entity.Post;
import online.wesal.wesal.entity.User;
import online.wesal.wesal.repository.PostRepository;
import online.wesal.wesal.repository.UserRepository;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import java.time.LocalDateTime;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;
@Service
public class PostService {
@Autowired
private PostRepository postRepository;
@Autowired
private UserRepository userRepository;
@Autowired
private UserService userService;
@ -20,4 +30,38 @@ public class PostService {
Post post = new Post(currentUser.getId(), body);
return postRepository.save(post);
}
public List<PostResponseDTO> getAllRecentPosts() {
LocalDateTime sevenDaysAgo = LocalDateTime.now().minusDays(7);
List<Post> posts = postRepository.findAllPostsWithinLast7Days(sevenDaysAgo);
List<Long> creatorIds = posts.stream()
.map(Post::getCreatorId)
.distinct()
.collect(Collectors.toList());
Map<Long, User> creators = userRepository.findAllById(creatorIds).stream()
.collect(Collectors.toMap(User::getId, user -> user));
return posts.stream()
.map(post -> new PostResponseDTO(post, creators.get(post.getCreatorId())))
.collect(Collectors.toList());
}
public List<PostResponseDTO> getUserPosts(Long userId) {
List<Post> posts = postRepository.findByCreatorIdOrderByCreationDateDesc(userId);
User creator = userRepository.findById(userId)
.orElseThrow(() -> new RuntimeException("User not found"));
return posts.stream()
.map(post -> new PostResponseDTO(post, creator))
.collect(Collectors.toList());
}
public PostResponseDTO createPostWithResponse(String body) {
User currentUser = userService.getCurrentUser();
Post post = new Post(currentUser.getId(), body);
post = postRepository.save(post);
return new PostResponseDTO(post, currentUser);
}
}