Coverage Summary for Class: RequestPermissionsContract (dev.shreyaspatil.permissionFlow.contract)

1 /**
2  * Copyright 2022 Shreyas Patil
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 package dev.shreyaspatil.permissionFlow.contract
17 
18 import android.content.Context
19 import android.content.Intent
20 import androidx.activity.ComponentActivity
21 import androidx.activity.result.ActivityResultLauncher
22 import androidx.activity.result.contract.ActivityResultContract
23 import androidx.activity.result.contract.ActivityResultContracts
24 import androidx.activity.result.contract.ActivityResultContracts.RequestMultiplePermissions
25 import dev.shreyaspatil.permissionFlow.PermissionFlow
26 import dev.shreyaspatil.permissionFlow.utils.registerForPermissionFlowRequestsResult
27 
28 /**
29  * An [ActivityResultContract] which delegates request and response to
30  * [ActivityResultContracts.RequestMultiplePermissions] and silently notifies [PermissionFlow]
31  * regarding state change of a permissions which are requested through [ActivityResultLauncher].
32  *
33  * Refer to [ComponentActivity.registerForPermissionFlowRequestsResult] for actual usage.
34  */
35 
36 class RequestPermissionsContract(
37     private val contract: RequestMultiplePermissions = RequestMultiplePermissions(),
38     private val permissionFlow: PermissionFlow = PermissionFlow.getInstance(),
39 ) : ActivityResultContract<Array<String>, Map<String, Boolean>>() {
40 
41     override fun createIntent(context: Context, input: Array<String>): Intent {
42         return contract.createIntent(context, input ?: emptyArray())
43     }
44 
45     override fun parseResult(resultCode: Int, intent: Intent?): Map<String, Boolean> {
46         return contract.parseResult(resultCode, intent).also {
47             val permissions = it.keys.filterNotNull().toTypedArray()
48             permissionFlow.notifyPermissionsChanged(*permissions)
49         }
50     }
51 }