Inform user about missing permissions

aat-android/src/main/kotlin/ch/bailu/aat/activities/MainActivity.kt

@@ -13,6 +13,8 @@ import ch.bailu.aat.util.ui.theme.UiTheme
 import ch.bailu.aat.views.bar.MainControlBar
 import ch.bailu.aat.views.layout.ContentView
 import ch.bailu.aat.views.layout.LabelTextView
+import ch.bailu.aat.views.msg.permission.DataDirectoryPermissionInfoView
+import ch.bailu.aat.views.msg.permission.LocationPermissionInfoView
 import ch.bailu.aat.views.preferences.SolidIndexListView
 import ch.bailu.aat.views.preferences.VerticalScrollView
 import ch.bailu.aat_lib.dispatcher.AppBroadcaster
@@ -44,10 +46,19 @@ class MainActivity : ActivityContext() {
  private fun createViews() {
  val contentView = ContentView(this, theme)
  contentView.add(createButtonBar())
+ contentView.add(permissionInfo())
  contentView.addW(createActionList())
  setContentView(contentView)
  }
 
+ private fun permissionInfo(): View {
+ return LinearLayout(this).apply {
+ orientation = LinearLayout.VERTICAL
+ addView(LocationPermissionInfoView(this@MainActivity, theme))
+ addView(DataDirectoryPermissionInfoView(this@MainActivity, appContext.dataDirectory, theme))
+ }
+ }
+
  private fun createActionList(): View {
  val list = VerticalScrollView(this)
  list.add(SolidIndexListView(this, SolidPreset(appContext.storage), theme))

aat-android/src/main/kotlin/ch/bailu/aat/util/AppPermission.kt

@@ -41,6 +41,15 @@ object AppPermission {
  return Build.VERSION.SDK_INT < 23 || checkLocationSdk23(context)
  }
 
+ fun checkBackgroundLocation(context: Context): Boolean {
+ return Build.VERSION.SDK_INT < 29 || checkBackgroundLocationSdk29(context)
+ }
+
+ @TargetApi(29)
+ private fun checkBackgroundLocationSdk29(context: Context): Boolean {
+ return checkSdk23(context, Manifest.permission.ACCESS_BACKGROUND_LOCATION)
+ }
+
  @TargetApi(23)
  private fun checkLocationSdk23(context: Context): Boolean {
  return checkSdk23(context, Manifest.permission.ACCESS_FINE_LOCATION) &&

aat-android/src/main/kotlin/ch/bailu/aat/views/msg/overlay/TipMsgView.kt

@@ -1,12 +1,12 @@
 package ch.bailu.aat.views.msg.overlay
 
 import android.content.Context
-import ch.bailu.aat.util.ui.tooltip.ToolTip.themeify
+import ch.bailu.aat.util.ui.tooltip.ToolTip
 import ch.bailu.aat.views.msg.AbsMsgView
 
 class TipMsgView(context: Context) : AbsMsgView(context) {
  init {
- themeify(this)
+ ToolTip.themeify(this)
  }
 
  override fun attach() {}

aat-android/src/main/kotlin/ch/bailu/aat/views/msg/permission/DataDirectoryPermissionInfoView.kt

@@ -0,0 +1,54 @@
+package ch.bailu.aat.views.msg.permission
+
+import android.content.Context
+import ch.bailu.aat.util.ui.theme.UiTheme
+import ch.bailu.aat_lib.preferences.OnPreferencesChanged
+import ch.bailu.aat_lib.preferences.SolidFile
+import ch.bailu.aat_lib.preferences.StorageInterface
+import ch.bailu.aat_lib.resources.ToDo
+import ch.bailu.foc.Foc
+
+class DataDirectoryPermissionInfoView(context: Context, private val solid: SolidFile, theme: UiTheme) : PermissionInfoView(context, theme),
+ OnPreferencesChanged {
+
+ public override fun onAttachedToWindow() {
+ super.onAttachedToWindow()
+ solid.register(this)
+ updateText()
+ }
+
+ override fun onPreferencesChanged(storage: StorageInterface, key: String) {
+ if (solid.hasKey(key)) {
+ updateText()
+ }
+ }
+
+ public override fun onDetachedFromWindow() {
+ super.onDetachedFromWindow()
+ solid.unregister(this)
+ }
+
+ private fun updateText() {
+ updateText(getPermissionText(solid.getValueAsFile()))
+ }
+
+ companion object {
+ private fun getPermissionText(file: Foc): String {
+ var result = ""
+ if (!file.exists()) {
+ if (file.hasParent()) {
+ result = getPermissionText(file.parent())
+ } else {
+ result = missingPermissionText
+ }
+ } else if (!file.canWrite() || !file.canRead()) {
+ result = missingPermissionText
+ }
+ return result
+ }
+
+ private val missingPermissionText = ToDo.translate(
+ "Data directory is missing permissions.\nChoose another directory or acquire permission with `Pick (SAF)…`\nPreferences -> General/System -> Data directory"
+ )
+ }
+}

aat-android/src/main/kotlin/ch/bailu/aat/views/msg/permission/LocationPermissionInfoView.kt

@@ -0,0 +1,36 @@
+package ch.bailu.aat.views.msg.permission
+
+import android.content.Context
+import ch.bailu.aat.util.AppPermission
+import ch.bailu.aat.util.ui.theme.UiTheme
+import ch.bailu.aat_lib.resources.ToDo
+
+class LocationPermissionInfoView(context: Context, theme: UiTheme) : PermissionInfoView(context, theme) {
+
+ override fun onAttachedToWindow() {
+ super.onAttachedToWindow()
+ updateText(getPermissionText())
+ }
+
+ private fun getPermissionText(): String {
+ var result = ""
+
+ if (AppPermission.checkLocation(context)) {
+ if (!AppPermission.checkBackgroundLocation(context)) {
+ result = noBackgroundPermissionText
+ }
+ } else {
+ result = noPermissionText
+ }
+ return result
+ }
+
+ companion object {
+ private val noBackgroundPermissionText = ToDo.translate(
+ "No permission to access location from background\nUse Android app-specific settings to enable this permission"
+ )
+ private val noPermissionText = ToDo.translate(
+ "No permission to access location"
+ )
+ }
+}

aat-android/src/main/kotlin/ch/bailu/aat/views/msg/permission/PermissionInfoView.kt

@@ -0,0 +1,23 @@
+package ch.bailu.aat.views.msg.permission
+
+import android.content.Context
+import android.widget.TextView
+import ch.bailu.aat.util.ui.theme.AppTheme
+import ch.bailu.aat.util.ui.theme.UiTheme
+
+open class PermissionInfoView(context: Context, theme: UiTheme) : TextView(context) {
+ init {
+ theme.background(this)
+ theme.toolTip(this)
+ AppTheme.padding(this, 5)
+ }
+
+ fun updateText(text: String) {
+ visibility = if (text.isEmpty()) {
+ GONE
+ } else {
+ VISIBLE
+ }
+ this.text = text
+ }
+}