HealthPermissionsRequestAppContract.kt
/*
* Copyright (C) 2022 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 androidx.health.connect.client.permission
import android.content.Context
import android.content.Intent
import androidx.activity.result.contract.ActivityResultContract
import androidx.annotation.RestrictTo
import androidx.health.connect.client.HealthConnectClient.Companion.DEFAULT_PROVIDER_PACKAGE_NAME
import androidx.health.connect.client.HealthConnectClient.Companion.HEALTH_CONNECT_CLIENT_TAG
import androidx.health.platform.client.impl.logger.Logger
import androidx.health.platform.client.permission.Permission as ParcelablePermission
import androidx.health.platform.client.proto.PermissionProto
import androidx.health.platform.client.service.HealthDataServiceConstants.ACTION_REQUEST_PERMISSIONS
import androidx.health.platform.client.service.HealthDataServiceConstants.KEY_GRANTED_PERMISSIONS_STRING
import androidx.health.platform.client.service.HealthDataServiceConstants.KEY_REQUESTED_PERMISSIONS_STRING
/**
* An [ActivityResultContract] to request Health Connect permissions from the HealthConnect APK.
*
* @param providerPackageName Optional provider package name for the backing implementation of
* choice.
* @see androidx.activity.ComponentActivity.registerForActivityResult
*/
@RestrictTo(RestrictTo.Scope.LIBRARY)
internal class HealthPermissionsRequestAppContract(
private val providerPackageName: String = DEFAULT_PROVIDER_PACKAGE_NAME,
) : ActivityResultContract<Set<String>, Set<String>>() {
override fun createIntent(context: Context, input: Set<String>): Intent {
val protoPermissionList =
input
.asSequence()
.map {
ParcelablePermission(
PermissionProto.Permission.newBuilder().setPermission(it).build()
)
}
.toCollection(ArrayList())
Logger.debug(HEALTH_CONNECT_CLIENT_TAG, "Requesting ${input.size} permissions.")
return Intent(ACTION_REQUEST_PERMISSIONS).apply {
putParcelableArrayListExtra(KEY_REQUESTED_PERMISSIONS_STRING, protoPermissionList)
if (providerPackageName.isNotEmpty()) {
setPackage(providerPackageName)
}
}
}
@Suppress("Deprecation")
override fun parseResult(resultCode: Int, intent: Intent?): Set<String> {
val grantedPermissions =
intent
?.getParcelableArrayListExtra<ParcelablePermission>(KEY_GRANTED_PERMISSIONS_STRING)
?.asSequence()
?.map { it.proto.permission }
?.toSet()
?: emptySet()
Logger.debug(HEALTH_CONNECT_CLIENT_TAG, "Granted ${grantedPermissions.size} permissions.")
return grantedPermissions
}
override fun getSynchronousResult(
context: Context,
input: Set<String>,
): SynchronousResult<Set<String>>? {
return null
}
}