val locationInfo = LocationInfo(this)
val location: DeviceLocation = locationInfo.location

 val ad = AdInfo(this)
        ad.getAndroidAdId(object:AdInfo.AdIdCallback{
            override fun onResponse(context: Context, ad: Ad) {
                TODO("Not yet implemented")
            }

            override fun onError(context: Context, message: String) {
                TODO("Not yet implemented")
            }
        })

val app = App(this)

val battery = Battery(this)

val device = Device(this)

val memory = Memory(this)

val network = Network(this)

val userAppInfo = UserAppInfo(this)
val userApps:List<UserApps>  = userAppInfo.getInstalledApps(true);

val userContactInfo = UserContactInfo(this)
val userContacts = userContactInfo.contacts

private val permissionManager = PermissionManager(this)
    override fun onRequestPermissionsResult(
        requestCode: Int,
        permissions: Array<out String>,
        grantResults: IntArray
    ) {
        super.onRequestPermissionsResult(requestCode, permissions, grantResults)

        permissionManager.handleResult(requestCode, permissions, grantResults);
    }

permissionManager.showPermissionDialog(permission)
            .withDenyDialogEnabled(true)
            .withDenyDialogMsg(mActivity.getString(R.string.permission_location))
            .withCallback(object : PermissionCallback {
                override fun onPermissionGranted(
                    permissions: Array<String>,
                    grantResults: IntArray
                ) {
                    //you can handle what to do when permission is granted
                }

                override fun onPermissionDismissed(permission: String) {
                    /**
                     * user has denied the permission. We can display a custom dialog
                     * to user asking for permission
                     */
                }

                override fun onPositiveButtonClicked(dialog: DialogInterface, which: Int) {
                    /**
                     * You can choose to open the
                     * app settings screen
                     * *  */
                    val permissionUtils = PermissionUtils(this)
                    permissionUtils.openAppSettings()
                }

                override fun onNegativeButtonClicked(dialog: DialogInterface, which: Int) {
                    /**
                     * The user has denied the permission!
                     * You need to handle this in your code
                     * *  */
                }
            })
            .build()