实现添加每周任务

1.后端Spring
WeeklyGoalController

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package com.example.demo.controller;

import com.example.demo.entity.WeeklyGoal;
import com.example.demo.service.WeeklyGoalService;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
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;

@Api(tags = "每周学习目标")
@RestController
@RequestMapping("/weekly-goal")
public class WeeklyGoalController {

    @Autowired
    private WeeklyGoalService weeklyGoalService;

    @ApiOperation("创建每周目标")
    @PostMapping("/create")
    public Map<String, Object> createGoal(@RequestBody WeeklyGoal weeklyGoal) {
        Map<String, Object> result = new HashMap<>();
        try {
            WeeklyGoal created = weeklyGoalService.createWeeklyGoal(weeklyGoal);
            result.put("success", true);
            result.put("message", "创建成功");
            result.put("data", created);
        } catch (Exception e) {
            result.put("success", false);
            result.put("message", "创建失败：" + e.getMessage());
        }
        return result;
    }

    @ApiOperation("获取本周目标")
    @GetMapping("/current/{userId}")
    public Map<String, Object> getCurrentWeekGoals(@PathVariable String userId) {
        Map<String, Object> result = new HashMap<>();
        try {
            List<WeeklyGoal> goals = weeklyGoalService.getCurrentWeekGoals(userId);
            result.put("success", true);
            result.put("data", goals);
        } catch (Exception e) {
            result.put("success", false);
            result.put("message", "获取失败：" + e.getMessage());
        }
        return result;
    }

    @ApiOperation("更新目标状态")
    @PutMapping("/status")
    public Map<String, Object> updateStatus(
            @RequestParam Integer goalId,
            @RequestParam Integer status) {
        Map<String, Object> result = new HashMap<>();
        try {
            boolean updated = weeklyGoalService.updateGoalStatus(goalId, status);
            result.put("success", updated);
            result.put("message", updated ? "更新成功" : "更新失败");
        } catch (Exception e) {
            result.put("success", false);
            result.put("message", "更新失败：" + e.getMessage());
        }
        return result;
    }
}

WeeklyGoal

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package com.example.demo.entity;

import com.baomidou.mybatisplus.annotation.IdType;
import com.baomidou.mybatisplus.annotation.TableId;
import com.fasterxml.jackson.annotation.JsonFormat;
import io.swagger.annotations.ApiModel;
import io.swagger.annotations.ApiModelProperty;
import lombok.Data;

import java.util.Date;

@Data
@ApiModel(value="WeeklyGoal对象", description="每周学习目标")
public class WeeklyGoal {

    @TableId(type = IdType.AUTO)
    @ApiModelProperty(value = "目标ID")
    private Integer id;

    @ApiModelProperty(value = "用户学号")
    private String userId;

    @ApiModelProperty(value = "目标内容")
    private String content;

    @JsonFormat(pattern = "yyyy-MM-dd")
    @ApiModelProperty(value = "周开始日期")
    private Date weekStart;

    @JsonFormat(pattern = "yyyy-MM-dd")
    @ApiModelProperty(value = "周结束日期")
    private Date weekEnd;

    @ApiModelProperty(value = "完成状态：0-未完成，1-已完成")
    private Integer status;

    @JsonFormat(pattern = "yyyy-MM-dd HH:mm:ss")
    @ApiModelProperty(value = "创建时间")
    private Date createTime;

    public Integer getId() {
        return id;
    }

    public void setId(Integer id) {
        this.id = id;
    }

    public String getUserId() {
        return userId;
    }

    public void setUserId(String userId) {
        this.userId = userId;
    }

    public String getContent() {
        return content;
    }

    public void setContent(String content) {
        this.content = content;
    }

    public Date getWeekStart() {
        return weekStart;
    }

    public void setWeekStart(Date weekStart) {
        this.weekStart = weekStart;
    }

    public Date getWeekEnd() {
        return weekEnd;
    }

    public void setWeekEnd(Date weekEnd) {
        this.weekEnd = weekEnd;
    }

    public Integer getStatus() {
        return status;
    }

    public void setStatus(Integer status) {
        this.status = status;
    }

    public Date getCreateTime() {
        return createTime;
    }

    public void setCreateTime(Date createTime) {
        this.createTime = createTime;
    }
}

WeeklyGoalMapper

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package com.example.demo.mapper;

import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import com.example.demo.entity.WeeklyGoal;
import org.apache.ibatis.annotations.Mapper;

@Mapper
public interface WeeklyGoalMapper extends BaseMapper<WeeklyGoal> {
}

WeeklyGoalServiceImpl

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package com.example.demo.service.impl;

import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.example.demo.entity.WeeklyGoal;
import com.example.demo.mapper.WeeklyGoalMapper;
import com.example.demo.service.WeeklyGoalService;
import org.springframework.stereotype.Service;

import java.util.Calendar;
import java.util.Date;
import java.util.List;

@Service
public class WeeklyGoalServiceImpl extends ServiceImpl<WeeklyGoalMapper, WeeklyGoal> implements WeeklyGoalService {

    @Override
    public WeeklyGoal createWeeklyGoal(WeeklyGoal weeklyGoal) {
        // 设置本周的开始和结束日期
        Calendar calendar = Calendar.getInstance();
        calendar.set(Calendar.DAY_OF_WEEK, Calendar.MONDAY);
        weeklyGoal.setWeekStart(calendar.getTime());
        
        calendar.add(Calendar.DATE, 6);
        weeklyGoal.setWeekEnd(calendar.getTime());
        
        weeklyGoal.setStatus(0);
        this.save(weeklyGoal);
        return weeklyGoal;
    }

    @Override
    public List<WeeklyGoal> getCurrentWeekGoals(String userId) {
        Calendar calendar = Calendar.getInstance();
        calendar.set(Calendar.DAY_OF_WEEK, Calendar.MONDAY);
        Date weekStart = calendar.getTime();
        
        calendar.add(Calendar.DATE, 6);
        Date weekEnd = calendar.getTime();

        QueryWrapper<WeeklyGoal> queryWrapper = new QueryWrapper<>();
        queryWrapper.eq("user_id", userId)
                   .ge("week_start", weekStart)
                   .le("week_end", weekEnd)
                   .orderByDesc("create_time");

        return this.list(queryWrapper);
    }

    @Override
    public boolean updateGoalStatus(Integer goalId, Integer status) {
        WeeklyGoal weeklyGoal = new WeeklyGoal();
        weeklyGoal.setId(goalId);
        weeklyGoal.setStatus(status);
        return this.updateById(weeklyGoal);
    }
}

WeeklyGoalService

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package com.example.demo.service;

import com.baomidou.mybatisplus.extension.service.IService;
import com.example.demo.entity.WeeklyGoal;

import java.util.List;

public interface WeeklyGoalService extends IService<WeeklyGoal> {
    WeeklyGoal createWeeklyGoal(WeeklyGoal weeklyGoal);
    List<WeeklyGoal> getCurrentWeekGoals(String userId);
    boolean updateGoalStatus(Integer goalId, Integer status);
}

2.安卓前端 WeeklyGoalAdapter

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package com.qi.demo.adapter

import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import android.widget.CheckBox
import android.widget.TextView
import androidx.recyclerview.widget.RecyclerView
import com.qi.demo.R
import com.qi.demo.entity.WeeklyGoal
import java.text.SimpleDateFormat
import java.util.*

class WeeklyGoalAdapter(
    private val goals: MutableList<WeeklyGoal>,
    private val onStatusChanged: (WeeklyGoal, Boolean) -> Unit
) : RecyclerView.Adapter<WeeklyGoalAdapter.ViewHolder>() {

    class ViewHolder(view: View) : RecyclerView.ViewHolder(view) {
        val contentText: TextView = view.findViewById(R.id.contentText)
        val statusCheckBox: CheckBox = view.findViewById(R.id.statusCheckBox)
        val dateText: TextView = view.findViewById(R.id.dateText)
    }

    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): ViewHolder {
        val view = LayoutInflater.from(parent.context)
            .inflate(R.layout.item_weekly_goal, parent, false)
        return ViewHolder(view)
    }

    override fun onBindViewHolder(holder: ViewHolder, position: Int) {
        val goal = goals[position]
        holder.contentText.text = goal.content
        holder.statusCheckBox.isChecked = goal.status == 1
        
        val dateFormat = SimpleDateFormat("yyyy-MM-dd", Locale.getDefault())
        val dateRange = "${dateFormat.format(goal.weekStart)} 至 ${dateFormat.format(goal.weekEnd)}"
        holder.dateText.text = dateRange

        holder.statusCheckBox.setOnCheckedChangeListener { _, isChecked ->
            onStatusChanged(goal, isChecked)
        }
    }

    override fun getItemCount() = goals.size

    fun updateGoals(newGoals: List<WeeklyGoal>) {
        goals.clear()
        goals.addAll(newGoals)
        notifyDataSetChanged()
    }
}

WeeklyGoal

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package com.qi.demo.entity

import java.util.Date

data class WeeklyGoal(
    val id: Int? = null,
    val userId: String,
    val content: String,
    val weekStart: Date? = null,
    val weekEnd: Date? = null,
    var status: Int = 0,
    val createTime: Date? = null
)