package com.blankj.utilcode.utils;

import android.annotation.SuppressLint;
import android.app.Activity;
import android.app.ActivityManager;
import android.content.Context;
import android.content.pm.ApplicationInfo;
import android.content.pm.PackageInfo;
import android.content.pm.PackageManager;
import android.content.pm.Signature;
import android.graphics.drawable.Drawable;

import java.io.File;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashSet;
import java.util.List;
import java.util.Set;

/**
 * <pre>
 *     author: Blankj
 *     blog  : http://blankj.com
 *     time  : 2016/8/2
 *     desc  : App相关工具类
 * </pre>
 */
public class AppUtils {

    private AppUtils() {
        throw new UnsupportedOperationException("u can't instantiate me...");
    }

    /**
     * 判断App是否安装
     *
     * @param context     上下文
     * @param packageName 包名
     * @return {@code true}: 已安装<br>{@code false}: 未安装
     */
    public static boolean isInstallApp(Context context, String packageName) {
        return !StringUtils.isSpace(packageName) && IntentUtils.getLaunchAppIntent(context, packageName) != null;
    }

    /**
     * 安装App(支持6.0)
     *
     * @param context  上下文
     * @param filePath 文件路径
     */
    public static void installApp(Context context, String filePath) {
        installApp(context, FileUtils.getFileByPath(filePath));
    }

    /**
     * 安装App(支持6.0)
     *
     * @param context 上下文
     * @param file    文件
     */
    public static void installApp(Context context, File file) {
        if (!FileUtils.isFileExists(file)) return;
        context.startActivity(IntentUtils.getInstallAppIntent(file));
    }

    /**
     * 安装App(支持6.0)
     *
     * @param activity    activity
     * @param filePath    文件路径
     * @param requestCode 请求值
     */
    public static void installApp(Activity activity, String filePath, int requestCode) {
        installApp(activity, FileUtils.getFileByPath(filePath), requestCode);
    }

    /**
     * 安装App(支持6.0)
     *
     * @param activity    activity
     * @param file        文件
     * @param requestCode 请求值
     */
    public static void installApp(Activity activity, File file, int requestCode) {
        if (!FileUtils.isFileExists(file)) return;
        activity.startActivityForResult(IntentUtils.getInstallAppIntent(file), requestCode);
    }

    /**
     * 静默安装App
     * <p>非root需添加权限 {@code <uses-permission android:name="android.permission.INSTALL_PACKAGES" />}</p>
     *
     * @param context  上下文
     * @param filePath 文件路径
     * @return {@code true}: 安装成功<br>{@code false}: 安装失败
     */
    public static boolean installAppSilent(Context context, String filePath) {
        File file = FileUtils.getFileByPath(filePath);
        if (!FileUtils.isFileExists(file)) return false;
        String command = "LD_LIBRARY_PATH=/vendor/lib:/system/lib pm install " + filePath;
        ShellUtils.CommandResult commandResult = ShellUtils.execCmd(command, !isSystemApp(context), true);
        return commandResult.successMsg != null && commandResult.successMsg.toLowerCase().contains("success");
    }

    /**
     * 卸载App
     *
     * @param context     上下文
     * @param packageName 包名
     */
    public static void uninstallApp(Context context, String packageName) {
        if (StringUtils.isSpace(packageName)) return;
        context.startActivity(IntentUtils.getUninstallAppIntent(packageName));
    }

    /**
     * 卸载App
     *
     * @param activity    activity
     * @param packageName 包名
     * @param requestCode 请求值
     */
    public static void uninstallApp(Activity activity, String packageName, int requestCode) {
        if (StringUtils.isSpace(packageName)) return;
        activity.startActivityForResult(IntentUtils.getUninstallAppIntent(packageName), requestCode);
    }

    /**
     * 静默卸载App
     * <p>非root需添加权限 {@code <uses-permission android:name="android.permission.DELETE_PACKAGES" />}</p>
     *
     * @param context     上下文
     * @param packageName 包名
     * @param isKeepData  是否保留数据
     * @return {@code true}: 卸载成功<br>{@code false}: 卸载成功
     */
    public static boolean uninstallAppSilent(Context context, String packageName, boolean isKeepData) {
        if (StringUtils.isSpace(packageName)) return false;
        String command = "LD_LIBRARY_PATH=/vendor/lib:/system/lib pm uninstall " + (isKeepData ? "-k " : "") + packageName;
        ShellUtils.CommandResult commandResult = ShellUtils.execCmd(command, !isSystemApp(context), true);
        return commandResult.successMsg != null && commandResult.successMsg.toLowerCase().contains("success");
    }


    /**
     * 判断App是否有root权限
     *
     * @return {@code true}: 是<br>{@code false}: 否
     */
    public static boolean isAppRoot() {
        ShellUtils.CommandResult result = ShellUtils.execCmd("echo root", true);
        if (result.result == 0) {
            return true;
        }
        if (result.errorMsg != null) {
            LogUtils.d("isAppRoot", result.errorMsg);
        }
        return false;
    }

    /**
     * 打开App
     *
     * @param context     上下文
     * @param packageName 包名
     */
    public static void launchApp(Context context, String packageName) {
        if (StringUtils.isSpace(packageName)) return;
        context.startActivity(IntentUtils.getLaunchAppIntent(context, packageName));
    }

    /**
     * 打开App
     *
     * @param activity    activity
     * @param packageName 包名
     * @param requestCode 请求值
     */
    public static void launchApp(Activity activity, String packageName, int requestCode) {
        if (StringUtils.isSpace(packageName)) return;
        activity.startActivityForResult(IntentUtils.getLaunchAppIntent(activity, packageName), requestCode);
    }

    /**
     * 获取App包名
     *
     * @param context 上下文
     * @return App包名
     */
    public static String getAppPackageName(Context context) {
        return context.getPackageName();
    }

    /**
     * 获取App具体设置
     *
     * @param context 上下文
     */
    public static void getAppDetailsSettings(Context context) {
        getAppDetailsSettings(context, context.getPackageName());
    }

    /**
     * 获取App具体设置
     *
     * @param context     上下文
     * @param packageName 包名
     */
    public static void getAppDetailsSettings(Context context, String packageName) {
        if (StringUtils.isSpace(packageName)) return;
        context.startActivity(IntentUtils.getAppDetailsSettingsIntent(packageName));
    }

    /**
     * 获取App名称
     *
     * @param context 上下文
     * @return App名称
     */
    public static String getAppName(Context context) {
        return getAppName(context, context.getPackageName());
    }

    /**
     * 获取App名称
     *
     * @param context     上下文
     * @param packageName 包名
     * @return App名称
     */
    public static String getAppName(Context context, String packageName) {
        if (StringUtils.isSpace(packageName)) return null;
        try {
            PackageManager pm = context.getPackageManager();
            PackageInfo pi = pm.getPackageInfo(packageName, 0);
            return pi == null ? null : pi.applicationInfo.loadLabel(pm).toString();
        } catch (PackageManager.NameNotFoundException e) {
            e.printStackTrace();
            return null;
        }
    }

    /**
     * 获取App图标
     *
     * @param context 上下文
     * @return App图标
     */
    public static Drawable getAppIcon(Context context) {
        return getAppIcon(context, context.getPackageName());
    }

    /**
     * 获取App图标
     *
     * @param context     上下文
     * @param packageName 包名
     * @return App图标
     */
    public static Drawable getAppIcon(Context context, String packageName) {
        if (StringUtils.isSpace(packageName)) return null;
        try {
            PackageManager pm = context.getPackageManager();
            PackageInfo pi = pm.getPackageInfo(packageName, 0);
            return pi == null ? null : pi.applicationInfo.loadIcon(pm);
        } catch (PackageManager.NameNotFoundException e) {
            e.printStackTrace();
            return null;
        }
    }

    /**
     * 获取App路径
     *
     * @param context 上下文
     * @return App路径
     */
    public static String getAppPath(Context context) {
        return getAppPath(context, context.getPackageName());
    }

    /**
     * 获取App路径
     *
     * @param context     上下文
     * @param packageName 包名
     * @return App路径
     */
    public static String getAppPath(Context context, String packageName) {
        if (StringUtils.isSpace(packageName)) return null;
        try {
            PackageManager pm = context.getPackageManager();
            PackageInfo pi = pm.getPackageInfo(packageName, 0);
            return pi == null ? null : pi.applicationInfo.sourceDir;
        } catch (PackageManager.NameNotFoundException e) {
            e.printStackTrace();
            return null;
        }
    }

    /**
     * 获取App版本号
     *
     * @param context 上下文
     * @return App版本号
     */
    public static String getAppVersionName(Context context) {
        return getAppVersionName(context, context.getPackageName());
    }

    /**
     * 获取App版本号
     *
     * @param context     上下文
     * @param packageName 包名
     * @return App版本号
     */
    public static String getAppVersionName(Context context, String packageName) {
        if (StringUtils.isSpace(packageName)) return null;
        try {
            PackageManager pm = context.getPackageManager();
            PackageInfo pi = pm.getPackageInfo(packageName, 0);
            return pi == null ? null : pi.versionName;
        } catch (PackageManager.NameNotFoundException e) {
            e.printStackTrace();
            return null;
        }
    }

    /**
     * 获取App版本码
     *
     * @param context 上下文
     * @return App版本码
     */
    public static int getAppVersionCode(Context context) {
        return getAppVersionCode(context, context.getPackageName());
    }

    /**
     * 获取App版本码
     *
     * @param context     上下文
     * @param packageName 包名
     * @return App版本码
     */
    public static int getAppVersionCode(Context context, String packageName) {
        if (StringUtils.isSpace(packageName)) return -1;
        try {
            PackageManager pm = context.getPackageManager();
            PackageInfo pi = pm.getPackageInfo(packageName, 0);
            return pi == null ? -1 : pi.versionCode;
        } catch (PackageManager.NameNotFoundException e) {
            e.printStackTrace();
            return -1;
        }
    }

    /**
     * 判断App是否是系统应用
     *
     * @param context 上下文
     * @return {@code true}: 是<br>{@code false}: 否
     */
    public static boolean isSystemApp(Context context) {
        return isSystemApp(context, context.getPackageName());
    }

    /**
     * 判断App是否是系统应用
     *
     * @param context     上下文
     * @param packageName 包名
     * @return {@code true}: 是<br>{@code false}: 否
     */
    public static boolean isSystemApp(Context context, String packageName) {
        if (StringUtils.isSpace(packageName)) return false;
        try {
            PackageManager pm = context.getPackageManager();
            ApplicationInfo ai = pm.getApplicationInfo(packageName, 0);
            return ai != null && (ai.flags & ApplicationInfo.FLAG_SYSTEM) != 0;
        } catch (PackageManager.NameNotFoundException e) {
            e.printStackTrace();
            return false;
        }
    }

    /**
     * 判断App是否是Debug版本
     *
     * @param context 上下文
     * @return {@code true}: 是<br>{@code false}: 否
     */
    public static boolean isAppDebug(Context context) {
        return isAppDebug(context, context.getPackageName());
    }

    /**
     * 判断App是否是Debug版本
     *
     * @param context     上下文
     * @param packageName 包名
     * @return {@code true}: 是<br>{@code false}: 否
     */
    public static boolean isAppDebug(Context context, String packageName) {
        if (StringUtils.isSpace(packageName)) return false;
        try {
            PackageManager pm = context.getPackageManager();
            ApplicationInfo ai = pm.getApplicationInfo(packageName, 0);
            return ai != null && (ai.flags & ApplicationInfo.FLAG_DEBUGGABLE) != 0;
        } catch (PackageManager.NameNotFoundException e) {
            e.printStackTrace();
            return false;
        }
    }

    /**
     * 获取App签名
     *
     * @param context 上下文
     * @return App签名
     */
    public static Signature[] getAppSignature(Context context) {
        return getAppSignature(context, context.getPackageName());
    }

    /**
     * 获取App签名
     *
     * @param context     上下文
     * @param packageName 包名
     * @return App签名
     */
    @SuppressLint("PackageManagerGetSignatures")
    public static Signature[] getAppSignature(Context context, String packageName) {
        if (StringUtils.isSpace(packageName)) return null;
        try {
            PackageManager pm = context.getPackageManager();
            PackageInfo pi = pm.getPackageInfo(packageName, PackageManager.GET_SIGNATURES);
            return pi == null ? null : pi.signatures;
        } catch (PackageManager.NameNotFoundException e) {
            e.printStackTrace();
            return null;
        }
    }

    /**
     * 获取应用签名的的SHA1值
     * <p>可据此判断高德，百度地图key是否正确</p>
     *
     * @param context 上下文
     * @return 应用签名的SHA1字符串, 比如：53:FD:54:DC:19:0F:11:AC:B5:22:9E:F1:1A:68:88:1B:8B:E8:54:42
     */
    public static String getAppSignatureSHA1(Context context) {
        return getAppSignatureSHA1(context, context.getPackageName());
    }

    /**
     * 获取应用签名的的SHA1值
     * <p>可据此判断高德，百度地图key是否正确</p>
     *
     * @param context     上下文
     * @param packageName 包名
     * @return 应用签名的SHA1字符串, 比如：53:FD:54:DC:19:0F:11:AC:B5:22:9E:F1:1A:68:88:1B:8B:E8:54:42
     */
    public static String getAppSignatureSHA1(Context context, String packageName) {
        Signature[] signature = getAppSignature(context, packageName);
        if (signature == null) return null;
        return EncryptUtils.encryptSHA1ToString(signature[0].toByteArray()).
                replaceAll("(?<=[0-9A-F]{2})[0-9A-F]{2}", ":$0");
    }

    /**
     * 判断App是否处于前台
     *
     * @param context 上下文
     * @return {@code true}: 是<br>{@code false}: 否
     */
    public static boolean isAppForeground(Context context) {
        ActivityManager manager = (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);
        List<ActivityManager.RunningAppProcessInfo> infos = manager.getRunningAppProcesses();
        if (infos == null || infos.size() == 0) return false;
        for (ActivityManager.RunningAppProcessInfo info : infos) {
            if (info.importance == ActivityManager.RunningAppProcessInfo.IMPORTANCE_FOREGROUND) {
                return info.processName.equals(context.getPackageName());
            }
        }
        return false;
    }

    /**
     * 判断App是否处于前台
     * <p>当不是查看当前App，且SDK大于21时，
     * 需添加权限 {@code <uses-permission android:name="android.permission.PACKAGE_USAGE_STATS"/>}</p>
     *
     * @param context     上下文
     * @param packageName 包名
     * @return {@code true}: 是<br>{@code false}: 否
     */
    public static boolean isAppForeground(Context context, String packageName) {
        return !StringUtils.isSpace(packageName) && packageName.equals(ProcessUtils.getForegroundProcessName(context));
    }

    /**
     * 封装App信息的Bean类
     */
    public static class AppInfo {

        private String   name;
        private Drawable icon;
        private String   packageName;
        private String   packagePath;
        private String   versionName;
        private int      versionCode;
        private boolean  isSystem;

        public Drawable getIcon() {
            return icon;
        }

        public void setIcon(Drawable icon) {
            this.icon = icon;
        }

        public boolean isSystem() {
            return isSystem;
        }

        public void setSystem(boolean isSystem) {
            this.isSystem = isSystem;
        }

        public String getName() {
            return name;
        }

        public void setName(String name) {
            this.name = name;
        }

        public String getPackageName() {
            return packageName;
        }

        public void setPackageName(String packagName) {
            this.packageName = packagName;
        }

        public String getPackagePath() {
            return packagePath;
        }

        public void setPackagePath(String packagePath) {
            this.packagePath = packagePath;
        }

        public int getVersionCode() {
            return versionCode;
        }

        public void setVersionCode(int versionCode) {
            this.versionCode = versionCode;
        }

        public String getVersionName() {
            return versionName;
        }

        public void setVersionName(String versionName) {
            this.versionName = versionName;
        }

        /**
         * @param name        名称
         * @param icon        图标
         * @param packageName 包名
         * @param packagePath 包路径
         * @param versionName 版本号
         * @param versionCode 版本码
         * @param isSystem    是否系统应用
         */
        public AppInfo(String packageName, String name, Drawable icon, String packagePath,
                       String versionName, int versionCode, boolean isSystem) {
            this.setName(name);
            this.setIcon(icon);
            this.setPackageName(packageName);
            this.setPackagePath(packagePath);
            this.setVersionName(versionName);
            this.setVersionCode(versionCode);
            this.setSystem(isSystem);
        }

        @Override
        public String toString() {
            return "App包名：" + getPackageName() +
                    "\nApp名称：" + getName() +
                    "\nApp图标：" + getIcon() +
                    "\nApp路径：" + getPackagePath() +
                    "\nApp版本号：" + getVersionName() +
                    "\nApp版本码：" + getVersionCode() +
                    "\n是否系统App：" + isSystem();
        }
    }

    /**
     * 获取App信息
     * <p>AppInfo（名称，图标，包名，版本号，版本Code，是否系统应用）</p>
     *
     * @param context 上下文
     * @return 当前应用的AppInfo
     */
    public static AppInfo getAppInfo(Context context) {
        return getAppInfo(context, context.getPackageName());
    }

    /**
     * 获取App信息
     * <p>AppInfo（名称，图标，包名，版本号，版本Code，是否系统应用）</p>
     *
     * @param context     上下文
     * @param packageName 包名
     * @return 当前应用的AppInfo
     */
    public static AppInfo getAppInfo(Context context, String packageName) {
        try {
            PackageManager pm = context.getPackageManager();
            PackageInfo pi = pm.getPackageInfo(packageName, 0);
            return getBean(pm, pi);
        } catch (PackageManager.NameNotFoundException e) {
            e.printStackTrace();
            return null;
        }
    }

    /**
     * 得到AppInfo的Bean
     *
     * @param pm 包的管理
     * @param pi 包的信息
     * @return AppInfo类
     */
    private static AppInfo getBean(PackageManager pm, PackageInfo pi) {
        if (pm == null || pi == null) return null;
        ApplicationInfo ai = pi.applicationInfo;
        String packageName = pi.packageName;
        String name = ai.loadLabel(pm).toString();
        Drawable icon = ai.loadIcon(pm);
        String packagePath = ai.sourceDir;
        String versionName = pi.versionName;
        int versionCode = pi.versionCode;
        boolean isSystem = (ApplicationInfo.FLAG_SYSTEM & ai.flags) != 0;
        return new AppInfo(packageName, name, icon, packagePath, versionName, versionCode, isSystem);
    }

    /**
     * 获取所有已安装App信息
     * <p>{@link #getBean(PackageManager, PackageInfo)}（名称，图标，包名，包路径，版本号，版本Code，是否系统应用）</p>
     * <p>依赖上面的getBean方法</p>
     *
     * @param context 上下文
     * @return 所有已安装的AppInfo列表
     */
    public static List<AppInfo> getAppsInfo(Context context) {
        List<AppInfo> list = new ArrayList<>();
        PackageManager pm = context.getPackageManager();
        // 获取系统中安装的所有软件信息
        List<PackageInfo> installedPackages = pm.getInstalledPackages(0);
        for (PackageInfo pi : installedPackages) {
            AppInfo ai = getBean(pm, pi);
            if (ai == null) continue;
            list.add(ai);
        }
        return list;
    }

    /**
     * 清除App所有数据
     *
     * @param context  上下文
     * @param dirPaths 目录路径
     * @return {@code true}: 成功<br>{@code false}: 失败
     */
    public static boolean cleanAppData(Context context, String... dirPaths) {
        File[] dirs = new File[dirPaths.length];
        int i = 0;
        for (String dirPath : dirPaths) {
            dirs[i++] = new File(dirPath);
        }
        return cleanAppData(context, dirs);
    }

    /**
     * 清除App所有数据
     *
     * @param context 上下文
     * @param dirs    目录
     * @return {@code true}: 成功<br>{@code false}: 失败
     */
    public static boolean cleanAppData(Context context, File... dirs) {
        boolean isSuccess = CleanUtils.cleanInternalCache(context);
        isSuccess &= CleanUtils.cleanInternalDbs(context);
        isSuccess &= CleanUtils.cleanInternalSP(context);
        isSuccess &= CleanUtils.cleanInternalFiles(context);
        isSuccess &= CleanUtils.cleanExternalCache(context);
        for (File dir : dirs) {
            isSuccess &= CleanUtils.cleanCustomCache(dir);
        }
        return isSuccess;
    }
}