Auto Grant Requested Permissions to Self if Device Admin is enabled. MDM

ActivityExt.kt

    private fun Activity.autoGrantRequestedPermissionsToSelf(componentName: ComponentName) {
        val permissions: List<String> = retrievePermissions(this)
        val mDevicePolicyManager = this.getSystemService(AppCompatActivity.DEVICE_POLICY_SERVICE) as DevicePolicyManager
        if (mDevicePolicyManager.isAdminActive(componentName)) {
            Log.d("PERMISSION", "Device Admin enabled")
        } else {
            Log.d("PERMISSION", "Device Admin Disabled")
        }
        for (permission in permissions) {
            val result = mDevicePolicyManager.getPermissionGrantState(componentName, packageName, permission)
            Log.e(permission, result.toString())
            val success: Boolean = mDevicePolicyManager.setPermissionGrantState(componentName, packageName, permission, DevicePolicyManager.PERMISSION_GRANT_STATE_GRANTED)
            Log.d("PERMISSION", "Auto-granting $permission, success: $success")
            if (!success) {
                Log.e("PERMISSION", "Failed to auto grant permission to self: $permission")
            }
        }
    }

    private fun retrievePermissions(context: Context): List<String> {
        return try {
            context.packageManager
                .getPackageInfo(context.packageName, PackageManager.GET_PERMISSIONS)
                .requestedPermissions.toList()
        } catch (e: PackageManager.NameNotFoundException) {
            throw RuntimeException("This should have never happened.", e)
        }
    }