tasks/app/src/main/java/org/tasks/activities/TimePickerActivity.java

package org.tasks.activities;

import static org.tasks.dialogs.NativeTimePickerDialog.newNativeTimePickerDialog;
import static org.tasks.time.DateTimeUtils.currentTimeMillis;

import android.app.FragmentManager;
import android.content.Intent;
import android.os.Bundle;
import android.text.format.DateFormat;
import com.wdullaer.materialdatetimepicker.time.TimePickerDialog;
import javax.inject.Inject;
import org.tasks.R;
import org.tasks.dialogs.MyTimePickerDialog;
import org.tasks.dialogs.NativeTimePickerDialog;
import org.tasks.injection.ActivityComponent;
import org.tasks.injection.InjectingAppCompatActivity;
import org.tasks.preferences.Preferences;
import org.tasks.themes.ThemeAccent;
import org.tasks.themes.ThemeBase;
import org.tasks.time.DateTime;

public class TimePickerActivity extends InjectingAppCompatActivity
    implements TimePickerDialog.OnTimeSetListener,
        NativeTimePickerDialog.NativeTimePickerDialogCallback {

  public static final String EXTRA_TIMESTAMP = "extra_timestamp";
  private static final String FRAG_TAG_TIME_PICKER = "frag_tag_time_picker";
  @Inject ThemeBase themeBase;
  @Inject ThemeAccent themeAccent;
  @Inject Preferences preferences;

  private DateTime initial;

  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    initial = new DateTime(getIntent().getLongExtra(EXTRA_TIMESTAMP, currentTimeMillis()));

    if (preferences.getBoolean(R.string.p_use_native_datetime_pickers, false)) {
      FragmentManager fragmentManager = getFragmentManager();
      if (fragmentManager.findFragmentByTag(FRAG_TAG_TIME_PICKER) == null) {
        newNativeTimePickerDialog(initial).show(fragmentManager, FRAG_TAG_TIME_PICKER);
      }
    } else {
      androidx.fragment.app.FragmentManager fragmentManager = getSupportFragmentManager();
      MyTimePickerDialog dialog =
          (MyTimePickerDialog) fragmentManager.findFragmentByTag(FRAG_TAG_TIME_PICKER);
      if (dialog == null) {
        dialog = new MyTimePickerDialog();
        dialog.initialize(
            null,
            initial.getHourOfDay(),
            initial.getMinuteOfHour(),
            0,
            DateFormat.is24HourFormat(this));
        dialog.setThemeDark(themeBase.isDarkTheme(this));
        dialog.setAccentColor(themeAccent.getAccentColor());
        dialog.show(fragmentManager, FRAG_TAG_TIME_PICKER);
      }
      dialog.setOnCancelListener(dialogInterface -> finish());
      dialog.setOnTimeSetListener(this);
    }
  }

  @Override
  public void inject(ActivityComponent component) {
    component.inject(this);
  }

  @Override
  public void onTimeSet(
      TimePickerDialog timePickerDialog, final int hours, final int minutes, int seconds) {
    timeSet(hours, minutes);
  }

  @Override
  public void cancel() {
    finish();
  }

  @Override
  public void onTimeSet(final int hour, final int minute) {
    timeSet(hour, minute);
  }

  private void timeSet(final int hour, final int minute) {
    Intent data = new Intent();
    data.putExtra(
        EXTRA_TIMESTAMP,
        initial.startOfDay().withHourOfDay(hour).withMinuteOfHour(minute).getMillis());
    setResult(RESULT_OK, data);
    finish();
  }
}