package com.hantsylabs.restexample.springmvc.api.post;
import com.hantsylabs.restexample.springmvc.Constants;
import com.hantsylabs.restexample.springmvc.domain.Post;
import com.hantsylabs.restexample.springmvc.model.CommentDetails;
import com.hantsylabs.restexample.springmvc.model.CommentForm;
import com.hantsylabs.restexample.springmvc.model.PostDetails;
import com.hantsylabs.restexample.springmvc.model.PostForm;
import com.hantsylabs.restexample.springmvc.model.ResponseMessage;
import com.hantsylabs.restexample.springmvc.service.BlogService;
import io.swagger.annotations.ApiOperation;
import io.swagger.annotations.ApiResponse;
import io.swagger.annotations.ApiResponses;
import java.net.URI;
import javax.servlet.http.HttpServletRequest;
import javax.validation.Valid;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.data.domain.Page;
import org.springframework.data.domain.Pageable;
import org.springframework.data.domain.Sort.Direction;
import org.springframework.data.web.PageableDefault;
import org.springframework.http.HttpHeaders;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.DeleteMapping;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.PutMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.servlet.support.ServletUriComponentsBuilder;
@RestController
@RequestMapping(value = Constants.URI_API_PREFIX + Constants.URI_POSTS)
public class PostController {
private static final Logger log = LoggerFactory.getLogger(PostController.class);
//@Inject
private final BlogService blogService;
public PostController(BlogService blogService) {
this.blogService = blogService;
}
// @RequestMapping(value = "", method = RequestMethod.GET)
// @ResponseBody
@GetMapping()
@ApiOperation(nickname = "get-all-posts", value = "Get all posts")
@ApiResponses(
value = {
@ApiResponse(code = 200, message = "return all posts by page")
}
)
public ResponseEntity<Page<PostDetails>> getAllPosts(
@RequestParam(value = "q", required = false) String keyword, //
@RequestParam(value = "status", required = false) Post.Status status, //
@PageableDefault(page = 0, size = 10, sort = "createdDate", direction = Direction.DESC) Pageable page) {
log.debug("get all posts of q@" + keyword + ", status @" + status + ", page@" + page);
Page<PostDetails> posts = blogService.searchPostsByCriteria(keyword, status, page);
log.debug("get posts size @" + posts.getTotalElements());
return new ResponseEntity<>(posts, HttpStatus.OK);
}
// @RequestMapping(value = "/{id}", method = RequestMethod.GET)
// @ResponseBody
@GetMapping(value = "/{id}")
@ApiOperation(nickname = "get-post", value = "Get a post")
public ResponseEntity<PostDetails> getPost(@PathVariable("id") Long id) {
log.debug("get postsinfo by id @" + id);
PostDetails post = blogService.findPostById(id);
log.debug("get post @" + post);
return new ResponseEntity<>(post, HttpStatus.OK);
}
// @RequestMapping(value = "", method = RequestMethod.POST)
// @ResponseBody
@PostMapping()
@ApiOperation(nickname = "create-post", value = "Cretae a new post")
public ResponseEntity<Void> createPost(@RequestBody @Valid PostForm post, HttpServletRequest request) {
log.debug("create a new post@" + post);
PostDetails saved = blogService.savePost(post);
log.debug("saved post id is @" + saved.getId());
URI loacationHeader = ServletUriComponentsBuilder
.fromContextPath(request)
.path("/api/posts/{id}")
.buildAndExpand(saved.getId())
.toUri();
HttpHeaders headers = new HttpHeaders();
headers.setLocation(loacationHeader);
return new ResponseEntity<>(headers, HttpStatus.CREATED);
}
// @RequestMapping(value = "/{id}", method = RequestMethod.PUT)
// @ResponseBody
@PutMapping(value = "/{id}")
@ApiOperation(nickname = "update-post", value = "Update an existing post")
public ResponseEntity<ResponseMessage> updatePost(@PathVariable("id") Long id, @RequestBody @Valid PostForm form) {
log.debug("update post by id @" + id + ", form content@" + form);
blogService.updatePost(id, form);
return new ResponseEntity<>(HttpStatus.NO_CONTENT);
}
// @RequestMapping(value = "/{id}", method = RequestMethod.DELETE)
// @ResponseBody
@DeleteMapping(value = "/{id}")
@ApiOperation(nickname = "deletePostById", value = "Delete an existing post")
public ResponseEntity<ResponseMessage> deletePostById(@PathVariable("id") Long id) {
log.debug("delete post by id @" + id);
blogService.deletePostById(id);
return new ResponseEntity<>(HttpStatus.NO_CONTENT);
}
// @RequestMapping(value = "/{id}/comments", method = RequestMethod.GET)
// @ResponseBody
@GetMapping(value = "/{id}/comments")
public ResponseEntity<Page<CommentDetails>> getCommentsOfPost(
@PathVariable("id") Long id,
@PageableDefault(page = 0, size = 10, sort = "createdDate", direction = Direction.DESC) Pageable page) {
log.debug("get comments of post@" + id + ", page@" + page);
Page<CommentDetails> commentsOfPost = blogService.findCommentsByPostId(id, page);
log.debug("get post comment size @" + commentsOfPost.getTotalElements());
return new ResponseEntity<>(commentsOfPost, HttpStatus.OK);
}
// @RequestMapping(value = "/{id}/comments", method = RequestMethod.POST)
// @ResponseBody
@PostMapping(value = "/{id}/comments")
public ResponseEntity<Void> createCommentOfPost(
@PathVariable("id") Long id, @RequestBody CommentForm comment) {
log.debug("new comment of post@" + id + ", comment" + comment);
CommentDetails saved = blogService.saveCommentOfPost(id, comment);
log.debug("saved comment @" + saved.getId());
return new ResponseEntity<>(HttpStatus.CREATED);
}
}
