Room visibility

features/createroom/impl/src/main/kotlin/io/element/android/features/createroom/impl/configureroom/ConfigureRoomEvents.kt

@@ -22,4 +22,5 @@ sealed interface ConfigureRoomEvents {
     data class RoomNameChanged(val name: String) : ConfigureRoomEvents
     data class TopicChanged(val topic: String) : ConfigureRoomEvents
     data class AvatarUriChanged(val uri: Uri?) : ConfigureRoomEvents
+    data class RoomPrivacyChanged(val privacy: RoomPrivacy?) : ConfigureRoomEvents
 }

features/createroom/impl/src/main/kotlin/io/element/android/features/createroom/impl/configureroom/ConfigureRoomPresenter.kt

@@ -42,12 +42,14 @@ class ConfigureRoomPresenter @AssistedInject constructor(
         var roomName by rememberSaveable { mutableStateOf("") }
         var topic by rememberSaveable { mutableStateOf("") }
         var avatarUri by rememberSaveable { mutableStateOf<Uri?>(null) }
+        var privacy by rememberSaveable { mutableStateOf<RoomPrivacy?>(null) }
 
         fun handleEvents(event: ConfigureRoomEvents) {
             when (event) {
                 is ConfigureRoomEvents.AvatarUriChanged -> avatarUri = event.uri
                 is ConfigureRoomEvents.RoomNameChanged -> roomName = event.name
                 is ConfigureRoomEvents.TopicChanged -> topic = event.topic
+                is ConfigureRoomEvents.RoomPrivacyChanged -> privacy = event.privacy
             }
         }
 
@@ -56,6 +58,7 @@ class ConfigureRoomPresenter @AssistedInject constructor(
             roomName = roomName,
             topic = topic,
             avatarUri = avatarUri,
+            privacy = privacy,
             eventSink = ::handleEvents,
         )
     }

features/createroom/impl/src/main/kotlin/io/element/android/features/createroom/impl/configureroom/ConfigureRoomState.kt

@@ -25,5 +25,6 @@ data class ConfigureRoomState(
     val roomName: String,
     val topic: String,
     val avatarUri: Uri?,
+    val privacy: RoomPrivacy?,
     val eventSink: (ConfigureRoomEvents) -> Unit
 )

features/createroom/impl/src/main/kotlin/io/element/android/features/createroom/impl/configureroom/ConfigureRoomStateProvider.kt

@@ -33,5 +33,6 @@ fun aConfigureRoomState() = ConfigureRoomState(
     roomName = "",
     topic = "",
     avatarUri = null,
+    privacy = null,
     eventSink = {}
 )

features/createroom/impl/src/main/kotlin/io/element/android/features/createroom/impl/configureroom/ConfigureRoomView.kt

@@ -24,20 +24,27 @@ import androidx.compose.foundation.layout.Box
 import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.PaddingValues
 import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.Spacer
 import androidx.compose.foundation.layout.fillMaxWidth
 import androidx.compose.foundation.layout.padding
 import androidx.compose.foundation.layout.size
 import androidx.compose.foundation.lazy.LazyListState
+import androidx.compose.foundation.selection.selectable
+import androidx.compose.foundation.selection.selectableGroup
 import androidx.compose.foundation.shape.CircleShape
 import androidx.compose.material.icons.Icons
 import androidx.compose.material.icons.outlined.AddAPhoto
+import androidx.compose.material.icons.outlined.Lock
+import androidx.compose.material.icons.outlined.Public
 import androidx.compose.material3.ExperimentalMaterial3Api
 import androidx.compose.material3.MaterialTheme
 import androidx.compose.runtime.Composable
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.draw.clip
+import androidx.compose.ui.graphics.vector.ImageVector
 import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.semantics.Role
 import androidx.compose.ui.text.font.FontWeight
 import androidx.compose.ui.tooling.preview.Preview
 import androidx.compose.ui.tooling.preview.PreviewParameter
@@ -45,13 +52,14 @@ import androidx.compose.ui.unit.dp
 import androidx.compose.ui.unit.sp
 import coil.compose.AsyncImage
 import coil.request.ImageRequest
-import io.element.android.features.selectusers.api.SelectedUsersList
+import io.element.android.features.userlist.api.SelectedUsersList
 import io.element.android.libraries.designsystem.components.button.BackButton
 import io.element.android.libraries.designsystem.preview.ElementPreviewDark
 import io.element.android.libraries.designsystem.preview.ElementPreviewLight
 import io.element.android.libraries.designsystem.theme.LocalColors
 import io.element.android.libraries.designsystem.theme.components.CenterAlignedTopAppBar
 import io.element.android.libraries.designsystem.theme.components.Icon
+import io.element.android.libraries.designsystem.theme.components.RadioButton
 import io.element.android.libraries.designsystem.theme.components.Scaffold
 import io.element.android.libraries.designsystem.theme.components.Text
 import io.element.android.libraries.designsystem.theme.components.TextButton
@@ -98,6 +106,12 @@ fun ConfigureRoomView(
                     // TODO
                 },
             )
+            Spacer(Modifier.weight(1f))
+            RoomPrivacyOptions(
+                modifier = Modifier.padding(bottom = 40.dp),
+                selected = state.privacy,
+                onOptionSelected = { state.eventSink(ConfigureRoomEvents.RoomPrivacyChanged(it)) },
+            )
         }
     }
 }
@@ -189,15 +203,12 @@ fun Avatar(
             .data(avatarUri)
             .build()
         AsyncImage(
+            modifier = commonModifier,
             model = model,
             contentDescription = null,
-            modifier = commonModifier,
         )
     } else {
-        Box(
-            modifier = commonModifier
-                .background(LocalColors.current.quinary)
-        ) {
+        Box(modifier = commonModifier.background(LocalColors.current.quinary)) {
             Icon(
                 imageVector = Icons.Outlined.AddAPhoto,
                 contentDescription = "",
@@ -212,8 +223,8 @@ fun Avatar(
 
 @Composable
 fun RoomTopic(
-    modifier: Modifier = Modifier,
     topic: String,
+    modifier: Modifier = Modifier,
     onTopicChanged: (String) -> Unit = {},
 ) {
     Column(
@@ -234,6 +245,106 @@ fun RoomTopic(
     }
 }
 
+@Composable
+fun RoomPrivacyOptions(
+    selected: RoomPrivacy?,
+    modifier: Modifier = Modifier,
+    onOptionSelected: (RoomPrivacy) -> Unit = {},
+) {
+
+    data class RoomPrivacyItem(
+        val privacy: RoomPrivacy,
+        val icon: ImageVector,
+        val title: String,
+        val description: String,
+    )
+
+    val items = RoomPrivacy.values().map {
+        when (it) {
+            RoomPrivacy.Public -> RoomPrivacyItem(
+                privacy = it,
+                icon = Icons.Outlined.Lock,
+                title = "Private room (invite only)",
+                description = "Messages in this room are encrypted. Encryption can’t be disabled afterwards.",
+            )
+            RoomPrivacy.Private -> RoomPrivacyItem(
+                privacy = it,
+                icon = Icons.Outlined.Public,
+                title = "Public room (anyone)",
+                description = "Messages are not encrypted and anyone can read them. You can enable encryption at a later date.",
+            )
+        }
+    }
+    Column(modifier = modifier.selectableGroup()) {
+        items.forEach { item ->
+            RoomPrivacyOption(
+                privacy = RoomPrivacy.Private,
+                icon = item.icon,
+                title = item.title,
+                description = item.description,
+                isSelected = selected == item.privacy,
+                onOptionSelected = { onOptionSelected(item.privacy) }
+            )
+        }
+    }
+}
+
+@Composable
+fun RoomPrivacyOption(
+    privacy: RoomPrivacy,
+    icon: ImageVector,
+    title: String,
+    description: String,
+    modifier: Modifier = Modifier,
+    isSelected: Boolean = false,
+    onOptionSelected: (RoomPrivacy) -> Unit = {},
+) {
+    Row(
+        modifier
+            .fillMaxWidth()
+            .selectable(
+                selected = isSelected,
+                onClick = { onOptionSelected(privacy) },
+                role = Role.RadioButton,
+            )
+            .padding(8.dp),
+    ) {
+        Icon(
+            modifier = Modifier.padding(horizontal = 8.dp),
+            imageVector = icon,
+            contentDescription = "",
+            tint = MaterialTheme.colorScheme.secondary,
+        )
+
+        Column(
+            Modifier
+                .weight(1f)
+                .padding(horizontal = 8.dp)
+        ) {
+            Text(
+                text = title,
+                fontSize = 16.sp,
+                color = MaterialTheme.colorScheme.primary,
+            )
+            Spacer(Modifier.size(3.dp))
+            Text(
+                text = description,
+                fontSize = 12.sp,
+                lineHeight = 17.sp,
+                color = MaterialTheme.colorScheme.tertiary,
+            )
+        }
+
+        RadioButton(
+            modifier = Modifier
+                .align(Alignment.CenterVertically)
+                .size(48.dp),
+            selected = isSelected,
+            onClick = null // null recommended for accessibility with screenreaders
+        )
+    }
+}
+
 @Preview
 @Composable
 fun ConfigureRoomViewLightPreview(@PreviewParameter(ConfigureRoomStateProvider::class) state: ConfigureRoomState) =

features/createroom/impl/src/main/kotlin/io/element/android/features/createroom/impl/configureroom/RoomPrivacy.kt

@@ -0,0 +1,22 @@
+/*
+ * Copyright (c) 2023 New Vector Ltd
+ *
+ * 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 io.element.android.features.createroom.impl.configureroom
+
+enum class RoomPrivacy {
+    Public,
+    Private,
+}

libraries/designsystem/src/main/kotlin/io/element/android/libraries/designsystem/theme/components/RadioButton.kt

@@ -0,0 +1,63 @@
+/*
+ * Copyright (c) 2023 New Vector Ltd
+ *
+ * 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 io.element.android.libraries.designsystem.theme.components
+
+import androidx.compose.foundation.interaction.MutableInteractionSource
+import androidx.compose.foundation.layout.Column
+import androidx.compose.material3.RadioButtonColors
+import androidx.compose.material3.RadioButtonDefaults
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.remember
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.tooling.preview.Preview
+import io.element.android.libraries.designsystem.preview.ElementPreviewDark
+import io.element.android.libraries.designsystem.preview.ElementPreviewLight
+
+@Composable
+fun RadioButton(
+    selected: Boolean,
+    onClick: (() -> Unit)?,
+    modifier: Modifier = Modifier,
+    enabled: Boolean = true,
+    colors: RadioButtonColors = RadioButtonDefaults.colors(),
+    interactionSource: MutableInteractionSource = remember { MutableInteractionSource() }
+) {
+    androidx.compose.material3.RadioButton(
+        selected = selected,
+        onClick = onClick,
+        modifier = modifier,
+        enabled = enabled,
+        colors = colors,
+        interactionSource = interactionSource,
+    )
+}
+
+@Preview
+@Composable
+internal fun RadioButtonLightPreview() = ElementPreviewLight { ContentToPreview() }
+
+@Preview
+@Composable
+internal fun RadioButtonDarkPreview() = ElementPreviewDark { ContentToPreview() }
+
+@Composable
+private fun ContentToPreview() {
+    Column {
+        RadioButton(selected = false, onClick = {})
+        RadioButton(selected = true, onClick = {})
+    }
+}