/*
 * Copyright 2021 The Android Open Source 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 androidx.car.app.activity.ui;

import static androidx.annotation.RestrictTo.Scope.LIBRARY;

import android.content.Context;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.content.pm.ResolveInfo;
import android.graphics.drawable.Drawable;
import android.util.AttributeSet;
import android.widget.FrameLayout;
import android.widget.ImageView;

import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.annotation.RestrictTo;
import androidx.car.app.activity.CarAppActivity;
import androidx.car.app.automotive.R;

/**
 * A view to be displayed while the app is trying to connect to the host
 *
 */
@RestrictTo(LIBRARY)
public class LoadingView extends FrameLayout {
    private ImageView mAppIcon;

    public LoadingView(@NonNull Context context) {
        super(context);
    }

    public LoadingView(@NonNull Context context, @Nullable AttributeSet attrs) {
        super(context, attrs);
    }

    public LoadingView(@NonNull Context context, @Nullable AttributeSet attrs, int defStyleAttr) {
        super(context, attrs, defStyleAttr);
    }

    public LoadingView(@NonNull Context context, @Nullable AttributeSet attrs, int defStyleAttr,
            int defStyleRes) {
        super(context, attrs, defStyleAttr, defStyleRes);
    }

    @Override
    protected void onFinishInflate() {
        super.onFinishInflate();
        mAppIcon = findViewById(R.id.app_icon);
        mAppIcon.setImageDrawable(getActivityIcon());
    }

    @SuppressWarnings("deprecation")
    @Nullable
    private Drawable getActivityIcon() {
        PackageManager packageManager = getContext().getPackageManager();

        Intent intent = new Intent(getContext(), CarAppActivity.class);
        ResolveInfo resolveInfo = packageManager.resolveActivity(intent, 0);
        if (resolveInfo == null) {
            return null;
        }
        return resolveInfo.loadIcon(packageManager);
    }
}