src/main/java/com/example/myproject/controller/CommentController.java

package com.example.myproject.controller;

import com.example.myproject.entity.Comments;
import com.example.myproject.service.CommentService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Map;

@RestController
@RequestMapping("/echo/forum/posts")
public class CommentController {

    @Autowired
    private CommentService commentService;

    // 添加评论
    @PostMapping("/{post_id}/comments")
    public String addComment(@PathVariable("post_id") Long postId, @RequestBody Comments comment) {
        // 添加评论
        commentService.addComment(postId, comment);
        return "Comment added successfully!";
    }

    //获取所有评论
    @GetMapping("/{post_id}/getAllComments")
    public List<Map<String, Object>> getCommentsByPostId(@PathVariable("post_id") Long postId) {
        // 获取评论并填充用户信息
        return commentService.getCommentsByPostId(postId);
    }

}