DeKal / illuminati

import com.dawn.jat.illuminati.core.response.SuccessResponse;

import com.dawn.jat.illuminati.post.dto.PostDto;

import com.dawn.jat.illuminati.post.entity.PostEntity;

import com.dawn.jat.illuminati.post.entity.PostSummaryEntity;

import com.dawn.jat.illuminati.post.exception.PostCannotBeSavedException;

import com.dawn.jat.illuminati.post.exception.PostNotFoundException;

import com.dawn.jat.illuminati.post.exception.PostSummaryNotFoundException;

import com.dawn.jat.illuminati.post.service.PostService;

import java.util.List;

import java.util.Optional;

import org.springframework.beans.factory.annotation.Autowired;

import org.springframework.http.HttpStatus;

import org.springframework.http.ResponseEntity;

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.RequestBody;

import org.springframework.web.bind.annotation.RequestMapping;

import org.springframework.web.bind.annotation.RestController;

@RestController

@RequestMapping({"/api/post"})

public class PostController {

    @Autowired

    private PostService postService;

    /**

     * Gets a Post by the slug.

     */

    @GetMapping(value = "/{slug}")

    public ResponseEntity<Object> getPostBySlug(@PathVariable("slug") String slug) {

        Optional<PostEntity> postEntity = postService.findBySlug(slug);

        if (!postEntity.isPresent()) {

            throw new PostNotFoundException("Cannot find post");

        }

        SuccessResponse resp = new SuccessResponse(postEntity);

        return new ResponseEntity<>(resp, HttpStatus.OK);

    }

    /**

     * Gets list of Post Summary.

     * @throws PostSummaryNotFoundException if Post Summary has No Content

     */

    @GetMapping(value = "/all-post/summary")

    public ResponseEntity<Object> getAllPostSummary() {

        List<PostSummaryEntity> allPost = postService.findPostSummary();

        if (allPost.isEmpty()) {

            throw new PostSummaryNotFoundException("Cannot find post summary");

        }

        SuccessResponse resp = new SuccessResponse(allPost);

        return new ResponseEntity<>(resp, HttpStatus.OK);

    }

    /**

     * Create a Post in to database.

     */

    /**

     * Save an edited Post in to database.

     * @throws PostCannotBeSavedException if post cannot be saved

     */

    @PostMapping(value = "/save")

    public ResponseEntity<Object> savePost(@RequestBody PostDto post) {

        PostEntity savedPost = postService.save(post);

        if (savedPost == null) {

            throw new PostCannotBeSavedException("Failed to save Post");

        }

        SuccessResponse resp = new SuccessResponse(savedPost);

        return new ResponseEntity<>(resp, HttpStatus.OK);

    }