oplogy/app/src/main/java/com/example/oplogy/SetupActivity.java

package com.example.oplogy;

import static android.content.ContentValues.TAG;

import android.annotation.SuppressLint;
import android.app.TimePickerDialog;
import android.graphics.Paint;
import android.os.Bundle;
import android.util.Log;
import android.widget.Button;
import android.widget.RadioButton;
import android.widget.TextView;
import android.widget.TimePicker;

import androidx.fragment.app.DialogFragment;
import androidx.fragment.app.FragmentActivity;

import java.util.Locale;


public class SetUpActivity extends FragmentActivity
        implements TimePickerDialog.OnTimeSetListener {

    String teacherName;
    String startPoint;
    String startTime;
    String endTime;
    String intervalTime;
    String startBreakTime;
    String endBreakTime;
    int totalStudent;
    private TextView setTeacherName;
    private TextView setStartPoint;
    private TextView setStartTime;
    private TextView setEndTime;
    private TextView setStartBreakTime;
    private TextView setEndBreakTime;
    private TextView setTotalStudent;
    private int isStartTimeSelected;

    String stringHourOfDay;
    String stringMinute;



    Button startTimeSetButton;
    Button endTimeSetButton;
    @SuppressLint("MissingInflatedId")
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_set_up);

        setTeacherName = findViewById(R.id.teacherName);                    //先生の名前
        setStartPoint = findViewById(R.id.startPoint);                      //開始地点

        setStartTime = findViewById(R.id.startTime);                        //開始時刻
        setStartTime.setPaintFlags(Paint.UNDERLINE_TEXT_FLAG);              //下線を引く
        setEndTime = findViewById(R.id.endTime);                            //終了時刻
        setEndTime.setPaintFlags(Paint.UNDERLINE_TEXT_FLAG);

        RadioButton setTenMinute = findViewById(R.id.tenMinute);            //訪問間隔（10分）
        RadioButton setFifteenMinute = findViewById(R.id.fifteenMinute);    //訪問間隔（15分）
        RadioButton setThirtyMinute = findViewById(R.id.thirtyMinute);      //訪問間隔（30分）

        setStartBreakTime = findViewById(R.id.startBreakTime);              //休憩開始時刻
        setStartBreakTime.setPaintFlags(Paint.UNDERLINE_TEXT_FLAG);
        setEndBreakTime = findViewById(R.id.endBreakTime);                  //休憩終了時刻
        setEndBreakTime.setPaintFlags(Paint.UNDERLINE_TEXT_FLAG);

        setTotalStudent = findViewById(R.id.totalStudent);                  //クラスの人数

        startTimeSetButton = findViewById(R.id.startTimeSetButton);         //開始時刻を設定するためのボタン
        endTimeSetButton = findViewById(R.id.endTimeSetButton);             //終了時刻を設定するためのボタン

        Button setUp = findViewById(R.id.setUpButton);                      //画面下の設定ボタン



        setUp.setOnClickListener(view -> {

            teacherName = setTeacherName.getText().toString(); //各変数に値を挿入
            Log.d(TAG, "Teacher Name: " + teacherName);
            startPoint = setStartPoint.getText().toString();
            Log.d(TAG, "Start Point: " + startPoint);
            Log.d(TAG, "Start Time" + startTime);
            Log.d(TAG, "End Time" + endTime);
            if (setTenMinute.isChecked()){                    //ラジオボタンの状態を取得
                intervalTime = "10";
            } else if (setFifteenMinute.isChecked()) {
                intervalTime = "15";
            } else if (setThirtyMinute.isChecked()) {
                intervalTime = "30";
            } else {
                intervalTime = "0";
            }
            Log.d(TAG, "Interval Time" + intervalTime);
            Log.d(TAG, "Start Break Time" + startBreakTime);
            Log.d(TAG, "End Break Time" + endBreakTime);
            totalStudent = Integer.parseInt(setTotalStudent.getText().toString());
            Log.d(TAG, "Total Student" + totalStudent);
            Log.d(TAG, "onClick: できてるよ");



        });
        startTimeSetButton.setOnClickListener(v -> {
            isStartTimeSelected = 1; //ボタンの判別
            showTimePickerDialog(); //TimePeckerの表示
        });

        endTimeSetButton.setOnClickListener(v -> {
            isStartTimeSelected = 2;
            showTimePickerDialog();
        });

        setStartBreakTime.setOnClickListener(v -> {
            isStartTimeSelected = 3;
            showTimePickerDialog();
        });

        setEndBreakTime.setOnClickListener(v -> {
            isStartTimeSelected = 4;
            showTimePickerDialog();
        });
    }

    @SuppressLint({"DefaultLocale", "SetTextI18n"})
    @Override
    public void onTimeSet(TimePicker view, int hourOfDay, int minute) {
        String str = String.format(Locale.US, "%02d:%02d", hourOfDay, minute); // Textviewに保存する形式を設定

        if (isStartTimeSelected == 1) {                         //押した場所を判定して、押したほうにだけ挿入する
            stringHourOfDay = String.format("%02d", hourOfDay); //時を取得
            stringMinute = String.format("%02d", minute);       //分を取得
            startTime = stringHourOfDay + stringMinute;         //時と分を結合し四桁の文字列に
            setStartTime.setText("　" + str + "　");            //画面に出力

        } else if (isStartTimeSelected == 2) {
            stringHourOfDay = String.format("%02d", hourOfDay);
            stringMinute = String.format("%02d", minute);
            endTime = stringHourOfDay + stringMinute;
            setEndTime.setText("　" + str + "　");

        } else if (isStartTimeSelected == 3) {
            stringHourOfDay = String.format("%02d", hourOfDay);
            stringMinute = String.format("%02d", minute);
            startBreakTime =stringHourOfDay + stringMinute;
            setStartBreakTime.setText("　" + str + "　");

        } else if (isStartTimeSelected == 4) {
            stringHourOfDay = String.format("%02d", hourOfDay);
            stringMinute = String.format("%02d", minute);
            endBreakTime = stringHourOfDay + stringMinute;
            setEndBreakTime.setText("　" + str + "　");
        }
    }


    private void showTimePickerDialog() { // Dialogを表示する
        DialogFragment newFragment = new com.example.oplogy.TimePick();
        newFragment.show(getSupportFragmentManager(), "timePicker");
    }
}