4.1

public class GoalAnalysis extends AppCompatActivity {

    private EditText weekNumberEditText;
    private EditText goalEditText;
    private EditText analysisEditText;
    private EditText goalCompletionEditText;
    private Button setGoalButton;
    private Button analyzeGoalCompletionButton;

    @Override
    protected void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_goal_analysis);

        // 初始化界面组件
        weekNumberEditText = findViewById(R.id.weekNumberEditText);
        goalEditText = findViewById(R.id.goalEditText);
        analysisEditText = findViewById(R.id.analysisEditText);
        goalCompletionEditText = findViewById(R.id.goalCompletionEditText);
        setGoalButton = findViewById(R.id.setGoalButton);
        analyzeGoalCompletionButton = findViewById(R.id.analyzeGoalCompletionButton);

    }

    // 方法：插入目标数据
    public void insertGoal(View view) {

        String weekNum = weekNumberEditText.getText().toString();
        String goal = goalEditText.getText().toString();

        // 创建 Planning 对象
        Planning planning = new Planning();

        planning.setWeekNum(Integer.parseInt(weekNum));
        planning.setGoal(goal);

        new Thread() {
            @Override
            public void run() {
                int msg = 0;
                PlanningDao planningDao = new PlanningDao();
                boolean flag = planningDao.insertGoal(planning);
                if (flag) {
                    msg = 2;
                    // 在目标插入成功时调用 StudentDao 的 incrementSetGoal() 方法增加 setGoal 字段的值
                    StudentDao.incrementSetGoal();
                }
                hand.sendEmptyMessage(msg);
            }
        }.start();
    }
        @SuppressLint("HandlerLeak")
        final Handler hand = new Handler()
        {
            public void handleMessage(Message msg) {
                if(msg.what == 0) {
                    Toast.makeText(getApplicationContext(),"目标录入失败",Toast.LENGTH_LONG).show();
                } else if(msg.what == 2) {
                    Toast.makeText(getApplicationContext(), "目标录入成功", Toast.LENGTH_LONG).show();
                    finish();
                }
            }
        };

    // 方法：插入目标分析数据
    public void insertAnalysis(View view) {
        String weekNum = weekNumberEditText.getText().toString();
        String analysis = analysisEditText.getText().toString();
        String completion = goalCompletionEditText.getText().toString();

        // 创建 Planning 对象
        Planning planning = new Planning();
        planning.setWeekNum(Integer.parseInt(weekNum));
        planning.setAnalysis(analysis);
        planning.setComplete(Integer.parseInt(completion));

        new Thread() {
            @Override
            public void run() {
                PlanningDao planningDao = new PlanningDao();
                boolean success = planningDao.insertAnalysis(planning);
                if (success) {
                    hand1.sendEmptyMessage(1); // 成功消息
                } else {
                    hand1.sendEmptyMessage(0); // 失败消息
                }
            }
        }.start();
    }

    // Handler 处理消息
    @SuppressLint("HandlerLeak")
    final Handler hand1 = new Handler() {
        public void handleMessage(Message msg) {
            if (msg.what == 0) {
                Toast.makeText(getApplicationContext(), "目标分析录入失败", Toast.LENGTH_LONG).show();
            } else if (msg.what == 1) {
                Toast.makeText(getApplicationContext(), "目标分析录入成功", Toast.LENGTH_LONG).show();
                finish(); // 录入成功后关闭当前活动
            }
        }
    };

}