android/ui: prompt for permissions and show list of permissions with statuses
Updates #ENG-2948 Signed-off-by: Percy Wegmann <percy@tailscale.com>pull/251/head
Percy Wegmann
2 months ago
committed by
Percy Wegmann
parent
8e063051b6
commit
44ba20a24e
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// Copyright (c) Tailscale Inc & AUTHORS
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// SPDX-License-Identifier: BSD-3-Clause
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package com.tailscale.ipn.ui.model
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import android.Manifest
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import android.os.Build
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import com.tailscale.ipn.R
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object Permissions {
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/**
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* All permissions that Tailscale requires. MainView takes care of prompting for permissions, and
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* PermissionsView provides a list of permissions with corresponding statuses and a link to the
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* application settings.
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*
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* When new permissions are needed, just add them to this list and the necessary strings to
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* strings.xml and the rest should take care of itself.
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*/
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val all: List<Permission>
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get() {
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val result = mutableListOf<Permission>()
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if (Build.VERSION.SDK_INT < Build.VERSION_CODES.TIRAMISU) {
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result.add(
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Permission(
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Manifest.permission.WRITE_EXTERNAL_STORAGE,
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R.string.permission_write_external_storage,
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R.string.permission_write_external_storage_needed,
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R.string.permission_write_external_storage_granted,
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))
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} else {
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result.add(
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Permission(
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Manifest.permission.POST_NOTIFICATIONS,
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R.string.permission_post_notifications,
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R.string.permission_post_notifications_needed,
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R.string.permission_post_notifications_granted))
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}
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return result
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}
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}
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data class Permission(
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val name: String,
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val title: Int,
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val neededDescription: Int,
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val grantedDescription: Int
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)
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@ -0,0 +1,75 @@
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// Copyright (c) Tailscale Inc & AUTHORS
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// SPDX-License-Identifier: BSD-3-Clause
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package com.tailscale.ipn.ui.view
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import androidx.compose.foundation.clickable
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import androidx.compose.foundation.layout.padding
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import androidx.compose.foundation.layout.size
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import androidx.compose.foundation.lazy.LazyColumn
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import androidx.compose.material.icons.Icons
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import androidx.compose.material.icons.automirrored.outlined.KeyboardArrowRight
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import androidx.compose.material.icons.filled.CheckCircle
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import androidx.compose.material.icons.filled.Warning
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import androidx.compose.material3.Icon
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import androidx.compose.material3.ListItem
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import androidx.compose.material3.MaterialTheme
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import androidx.compose.material3.Scaffold
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import androidx.compose.material3.Text
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import androidx.compose.runtime.Composable
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import androidx.compose.ui.Modifier
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import androidx.compose.ui.res.stringResource
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import androidx.compose.ui.unit.dp
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import com.google.accompanist.permissions.ExperimentalPermissionsApi
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import com.google.accompanist.permissions.isGranted
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import com.google.accompanist.permissions.rememberMultiplePermissionsState
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import com.tailscale.ipn.R
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import com.tailscale.ipn.ui.model.Permissions
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import com.tailscale.ipn.ui.util.itemsWithDividers
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@OptIn(ExperimentalPermissionsApi::class)
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@Composable
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fun PermissionsView(nav: BackNavigation, openApplicationSettings: () -> Unit) {
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Scaffold(topBar = { Header(title = R.string.permissions, onBack = nav.onBack) }) { innerPadding ->
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val permissions = Permissions.all
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val permissionStates =
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rememberMultiplePermissionsState(permissions = permissions.map { it.name })
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val permissionsWithStates = permissions.zip(permissionStates.permissions)
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LazyColumn(modifier = Modifier.padding(innerPadding)) {
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itemsWithDividers(permissionsWithStates) { (permission, state) ->
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var modifier: Modifier = Modifier
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if (!state.status.isGranted) {
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modifier = modifier.clickable { openApplicationSettings() }
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}
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ListItem(
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modifier = modifier,
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leadingContent = {
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Icon(
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if (state.status.isGranted) Icons.Filled.CheckCircle else Icons.Filled.Warning,
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modifier = Modifier.size(24.dp),
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contentDescription =
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stringResource(if (state.status.isGranted) R.string.ok else R.string.warning))
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},
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headlineContent = {
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Text(stringResource(permission.title), style = MaterialTheme.typography.titleMedium)
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},
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supportingContent = {
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Text(
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stringResource(
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if (state.status.isGranted) permission.grantedDescription
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else permission.neededDescription))
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},
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trailingContent = {
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if (!state.status.isGranted) {
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Icon(
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Icons.AutoMirrored.Outlined.KeyboardArrowRight,
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modifier = Modifier.size(24.dp),
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contentDescription = stringResource(R.string.more))
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}
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},
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)
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}
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}
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}
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}
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