src/org/lineageos/setupwizard/NavigationSettingsActivity.java

/*
 * Copyright (C) 2022 The LineageOS Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.lineageos.setupwizard;

import static android.view.WindowManagerPolicyConstants.NAV_BAR_MODE_2BUTTON_OVERLAY;
import static android.view.WindowManagerPolicyConstants.NAV_BAR_MODE_3BUTTON_OVERLAY;
import static android.view.WindowManagerPolicyConstants.NAV_BAR_MODE_GESTURAL_OVERLAY;

import static org.lineageos.internal.util.DeviceKeysConstants.KEY_MASK_APP_SWITCH;
import static org.lineageos.setupwizard.SetupWizardApp.DISABLE_NAV_KEYS;
import static org.lineageos.setupwizard.SetupWizardApp.NAVIGATION_OPTION_KEY;

import android.animation.Animator;
import android.animation.AnimatorListenerAdapter;
import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.os.UserHandle;
import android.content.Context;
import android.view.View;
import android.widget.CheckBox;
import android.widget.RadioButton;
import android.widget.RadioGroup;
import android.widget.RadioGroup.OnCheckedChangeListener;

import com.airbnb.lottie.LottieAnimationView;
import com.google.android.setupcompat.util.WizardManagerHelper;

import lineageos.providers.LineageSettings;

import org.lineageos.setupwizard.util.SetupWizardUtils;

public class NavigationSettingsActivity extends BaseSetupWizardActivity {

    public static final String TAG = NavigationSettingsActivity.class.getSimpleName();

    private SetupWizardApp mSetupWizardApp;

    private String mSelection = NAV_BAR_MODE_GESTURAL_OVERLAY;

    private CheckBox mHideGesturalHint;

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

        mSetupWizardApp = (SetupWizardApp) getApplication();
        boolean navBarEnabled = false;
        if (mSetupWizardApp.getSettingsBundle().containsKey(DISABLE_NAV_KEYS)) {
            navBarEnabled = mSetupWizardApp.getSettingsBundle().getBoolean(DISABLE_NAV_KEYS);
        }

        int deviceKeys = getResources().getInteger(
                org.lineageos.platform.internal.R.integer.config_deviceHardwareKeys);
        boolean hasHomeKey = (deviceKeys & KEY_MASK_APP_SWITCH) != 0;

        getGlifLayout().setDescriptionText(getString(R.string.navigation_summary));
        setNextText(R.string.next);

        int available = 3;
        // Hide unavailable navigation modes
        if (!isOverlayPackageAvailable(this, NAV_BAR_MODE_GESTURAL_OVERLAY)) {
            findViewById(R.id.radio_gesture).setVisibility(View.GONE);
            ((RadioButton) findViewById(R.id.radio_sw_keys)).setChecked(true);
            available--;
        }

        if (!isOverlayPackageAvailable(this, NAV_BAR_MODE_2BUTTON_OVERLAY)) {
            findViewById(R.id.radio_two_button).setVisibility(View.GONE);
            available--;
        }

        if (!isOverlayPackageAvailable(this, NAV_BAR_MODE_3BUTTON_OVERLAY)) {
            findViewById(R.id.radio_sw_keys).setVisibility(View.GONE);
            available--;
        }


        // Hide this page if the device has hardware keys but didn't enable navbar
        // or if there's <= 1 available navigation modes
        if (!navBarEnabled && hasHomeKey || available <= 1) {
            mSetupWizardApp.getSettingsBundle().putString(NAVIGATION_OPTION_KEY,
                    NAV_BAR_MODE_3BUTTON_OVERLAY);
            Intent intent = WizardManagerHelper.getNextIntent(getIntent(), Activity.RESULT_OK);
            finishAction(RESULT_OK, intent);
        }

        final LottieAnimationView navigationIllustration =
                findViewById(R.id.navigation_illustration);
        final RadioGroup radioGroup = findViewById(R.id.navigation_radio_group);
        mHideGesturalHint = findViewById(R.id.hide_navigation_hint);
        radioGroup.setOnCheckedChangeListener(new OnCheckedChangeListener() {
            @Override
            public void onCheckedChanged(RadioGroup group, int checkedId) {
                switch (checkedId) {
                case R.id.radio_gesture:
                    mSelection = NAV_BAR_MODE_GESTURAL_OVERLAY;
                    navigationIllustration
                            .setAnimation(R.raw.lottie_system_nav_fully_gestural);
                    revealHintCheckbox();
                    break;
                case R.id.radio_two_button:
                    mSelection = NAV_BAR_MODE_2BUTTON_OVERLAY;
                    navigationIllustration.setAnimation(R.raw.lottie_system_nav_2_button);
                    hideHintCheckBox();
                    break;
                case R.id.radio_sw_keys:
                    mSelection = NAV_BAR_MODE_3BUTTON_OVERLAY;
                    navigationIllustration.setAnimation(R.raw.lottie_system_nav_3_button);
                    hideHintCheckBox();
                    break;
                }

                navigationIllustration.playAnimation();
            }
        });
    }

    private void revealHintCheckbox() {
        if (mHideGesturalHint.getVisibility() == View.VISIBLE) {
            return;
        }

        mHideGesturalHint.setVisibility(View.VISIBLE);
        mHideGesturalHint.setAlpha(0.0f);
        mHideGesturalHint.animate()
            .translationY(0)
            .alpha(1.0f)
            .setListener(null);
    }

    private void hideHintCheckBox() {
        if (mHideGesturalHint.getVisibility() == View.INVISIBLE) {
            return;
        }

        mHideGesturalHint.animate()
            .translationY(-mHideGesturalHint.getHeight())
            .alpha(0.0f)
            .setListener(new AnimatorListenerAdapter() {
                @Override
                public void onAnimationEnd(Animator animation) {
                    super.onAnimationEnd(animation);
                    mHideGesturalHint.setVisibility(View.INVISIBLE);
                }
            });
    }

    @Override
    protected void onNextPressed() {
        mSetupWizardApp.getSettingsBundle().putString(NAVIGATION_OPTION_KEY, mSelection);
        boolean hideHint = mHideGesturalHint.isChecked();
        LineageSettings.System.putIntForUser(getContentResolver(),
                LineageSettings.System.NAVIGATION_BAR_HINT, hideHint ? 0 : 1,
                UserHandle.USER_CURRENT);
        Intent intent = WizardManagerHelper.getNextIntent(getIntent(), Activity.RESULT_OK);
        nextAction(NEXT_REQUEST, intent);
    }

    @Override
    protected int getLayoutResId() {
        return R.layout.setup_navigation;
    }

    @Override
    protected int getTitleResId() {
        return R.string.setup_navigation;
    }

    @Override
    protected int getIconResId() {
        return R.drawable.ic_navigation;
    }

    private static boolean isOverlayPackageAvailable(Context context, String overlayPackage) {
        try {
            return context.getPackageManager().getPackageInfo(overlayPackage, 0) != null;
        } catch (Exception e) {
            // Not found, just return unavailable
            return false;
        }
    }
}