package com.xubx.springboot_01demo.controller;

import com.alibaba.fastjson.JSONObject;
import com.xubx.springboot_01demo.dto.blog.addBlogDto;
import com.xubx.springboot_01demo.pojo.Blogs;
import com.xubx.springboot_01demo.service.BlogService;
import com.xubx.springboot_01demo.utils.api.Result;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.cache.annotation.CacheEvict;
import org.springframework.cache.annotation.Cacheable;
import org.springframework.http.HttpStatus;
import org.springframework.http.ResponseEntity;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.annotation.*;

import javax.annotation.Resource;
import javax.validation.Valid;
import java.util.List;

@RestController //注解标识这是一个控制器类
@CrossOrigin    //加上CrossOrigin可解决跨域问题
@Slf4j
@Api(tags = "博客接口")
@RequestMapping("/blog")
public class BlogsController {
    @Resource
    BlogService blogService;

    /**
     * 获取所有博客
     */
    @GetMapping("/getBlogs")
    @ApiOperation("获取所有博客")
    public ResponseEntity<List<Blogs>> getBlogs() {
        log.info("获取所有博客");
        return ResponseEntity.ok(blogService.findAllBlogs());
    }

    /**
     * 获取博客详情
     *
     * @param id
     * @return
     */
    @GetMapping("/getBlogDetail")
    @ApiOperation("获取博客详情")
    public ResponseEntity<Blogs> getBlogDetail(@RequestParam("blogId") int id) {
        log.info("获取博客详情，ID: {}", id);
        Blogs blog = blogService.findByIdBlogs(id);
        if (blog == null) {
            return ResponseEntity.status(HttpStatus.NOT_FOUND).body(null);
        }
        return ResponseEntity.ok(blog);
    }

    /**
     * 新增博客
     *
     * @param blogs
     */
    @PostMapping("/addBlog")
    @ApiOperation("新增博客")
    public ResponseEntity<String> addBlog(@Valid @RequestBody addBlogDto blogs, BindingResult bindingResult) {
        log.info("新增博客入参：{}", JSONObject.toJSONString(blogs));

        if (bindingResult.hasErrors()) {
            return ResponseEntity.status(HttpStatus.BAD_REQUEST).body(bindingResult.getFieldError().getDefaultMessage());
        }
        try {
            blogService.addBlogs(blogs);
        } catch (Exception e) {
            return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR).body("博客新增失败");
        }

        return ResponseEntity.status(HttpStatus.CREATED).body("博客新增成功");
    }

    /**
     * 修改博客
     *
     * @param blogs
     */
    @PostMapping("/updateBlog")
    @ApiOperation("修改博客")
    public ResponseEntity<String> updateBlog(@RequestBody Blogs blogs) {
        blogService.updateBlogs(blogs);
        return ResponseEntity.ok("博客更新成功");
    }

    /**
     * 删除博客
     *
     * @param id
     */
    @GetMapping("/deleteBlog")
    @ApiOperation("删除博客")
    public ResponseEntity<String> deleteBlog(@RequestParam("blogId") int id) {
        blogService.deleteBlogs(id);
        return ResponseEntity.ok("博客删除成功");
    }


}