/*
 * Copyright (C) 2008 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 com.android.launcher3;

import android.content.ComponentName;
import android.content.Context;
import android.content.Intent;
import android.content.pm.ApplicationInfo;
import android.content.pm.LauncherActivityInfo;
import android.os.Build;
import android.os.Process;
import android.os.UserHandle;

import com.android.launcher3.compat.UserManagerCompat;
import com.android.launcher3.util.ComponentKey;
import com.android.launcher3.util.PackageManagerHelper;

import java.util.Comparator;

/**
 * Represents an app in AllAppsView.
 */
public class AppInfo extends ItemInfoWithIcon {

    public static AppInfo[] EMPTY_ARRAY = new AppInfo[0];
    public static Comparator<AppInfo> COMPONENT_KEY_COMPARATOR = (a, b) -> {
        int uc = a.user.hashCode() - b.user.hashCode();
        return uc != 0 ? uc : a.componentName.compareTo(b.componentName);
    };

    /**
     * The intent used to start the application.
     */
    public Intent intent;

    public ComponentName componentName;

    // Section name used for indexing.
    public String sectionName = "";

    public AppInfo() {
        itemType = LauncherSettings.Favorites.ITEM_TYPE_APPLICATION;
    }

    @Override
    public Intent getIntent() {
        return intent;
    }

    /**
     * Must not hold the Context.
     */
    public AppInfo(Context context, LauncherActivityInfo info, UserHandle user) {
        this(info, user, UserManagerCompat.getInstance(context).isQuietModeEnabled(user));
    }

    public AppInfo(LauncherActivityInfo info, UserHandle user, boolean quietModeEnabled) {
        this.componentName = info.getComponentName();
        this.container = ItemInfo.NO_ID;
        this.user = user;
        intent = makeLaunchIntent(info);

        if (quietModeEnabled) {
            runtimeStatusFlags |= FLAG_DISABLED_QUIET_USER;
        }
        updateRuntimeFlagsForActivityTarget(this, info);
    }

    public AppInfo(AppInfo info) {
        super(info);
        componentName = info.componentName;
        title = Utilities.trim(info.title);
        intent = new Intent(info.intent);
        user = info.user;
        runtimeStatusFlags = info.runtimeStatusFlags;
    }

    @Override
    protected String dumpProperties() {
        return super.dumpProperties() + " componentName=" + componentName;
    }

    public WorkspaceItemInfo makeWorkspaceItem() {
        return new WorkspaceItemInfo(this);
    }

    public ComponentKey toComponentKey() {
        return new ComponentKey(componentName, user);
    }

    public static Intent makeLaunchIntent(LauncherActivityInfo info) {
        return makeLaunchIntent(info.getComponentName());
    }

    public static Intent makeLaunchIntent(ComponentName cn) {
        return new Intent(Intent.ACTION_MAIN)
                .addCategory(Intent.CATEGORY_LAUNCHER)
                .setComponent(cn)
                .setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED);
    }

    public static void updateRuntimeFlagsForActivityTarget(
            ItemInfoWithIcon info, LauncherActivityInfo lai) {
        ApplicationInfo appInfo = lai.getApplicationInfo();
        if (PackageManagerHelper.isAppSuspended(appInfo)) {
            info.runtimeStatusFlags |= FLAG_DISABLED_SUSPENDED;
        }
        info.runtimeStatusFlags |= (appInfo.flags & ApplicationInfo.FLAG_SYSTEM) == 0
                ? FLAG_SYSTEM_NO : FLAG_SYSTEM_YES;

        if (Utilities.ATLEAST_OREO
                && appInfo.targetSdkVersion >= Build.VERSION_CODES.O
                && Process.myUserHandle().equals(lai.getUser())) {
            // The icon for a non-primary user is badged, hence it's not exactly an adaptive icon.
            info.runtimeStatusFlags |= FLAG_ADAPTIVE_ICON;
        }
    }

    @Override
    public AppInfo clone() {
        return new AppInfo(this);
    }
}