今天完成的事情：（一定要写非常细致的内容，比如说学会了盒子模型，了解了Margin）

package org.example.controller;

import org.example.model.ApiResponse;
import org.example.model.Link;
import org.example.service.LinkService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

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

@RestController
@RequestMapping("/link")  // Changed from "/model" to "/link"
public class LinkController {  // Changed from ModelController to LinkController
    @Autowired
    private LinkService linkService;  // Changed from ModelService to LinkService

    @GetMapping("/search")
    public ApiResponse<List<Link>> queryUser(Long modelId, Long roleId) {
        return ApiResponse.success(linkService.getByCondition(modelId, roleId));
    }


    @GetMapping("/all")
    public ApiResponse<List<Link>> getAllLinks() {  // Changed return type and method name
        List<Link> links = linkService.getAllLinks();
        return ApiResponse.success(links);
    }

    @PutMapping("/{id}")
    public ApiResponse<Map<String, Object>> updateLink(@PathVariable Long id, @RequestBody Link link) {  // Changed parameter type
        try {
            link.setId(id);
            boolean success = linkService.updateLink(link);
            if (success) {
                Map<String, Object> response = new HashMap<>();
                response.put("id", id);
                return ApiResponse.success(response);
            } else {
                return ApiResponse.error(500, "更新失败，请检查ID是否存在或字段是否有改动");
            }
        } catch (Exception e) {
            e.printStackTrace();
            return ApiResponse.error(400, "更新失败: " + e.getMessage());
        }
    }

    @PostMapping("/")
    public ApiResponse<Long> insertLink(@RequestBody Link link) {  // Changed parameter type
        return ApiResponse.success(linkService.insertLink(link));
    }

    @DeleteMapping("/{id}")
    public ApiResponse<Boolean> deleteLink(@PathVariable Long id) {  // Changed method name
        return ApiResponse.success(linkService.deleteLink(id));
    }
}

明天计划的事情：（一定要写非常细致的内容）
遇到的问题：（遇到什么困难，怎么解决的）
收获：（通过今天的学习，学到了什么知识）