change(roles and permissions): clean code

features/rolesandpermissions/api/src/main/kotlin/io/element/android/features/rolesandpermissions/api/ChangeRoomMemberRolesEntryPoint.kt

@@ -10,7 +10,6 @@ package io.element.android.features.rolesandpermissions.api
 import com.bumble.appyx.core.modality.BuildContext
 import com.bumble.appyx.core.node.Node
 import io.element.android.libraries.architecture.FeatureEntryPoint
-import io.element.android.libraries.architecture.NodeInputs
 import io.element.android.libraries.matrix.api.core.RoomId
 import io.element.android.libraries.matrix.api.room.JoinedRoom
 

features/rolesandpermissions/impl/src/main/kotlin/io/element/android/features/rolesandpermissions/impl/RolesAndPermissionsFlowNode.kt

@@ -101,7 +101,6 @@ class RolesAndPermissionsFlowNode(
                     override fun openEditPermissions() {
                         backstack.push(NavTarget.ChangeRoomPermissions)
                     }
-
                 }
                 createNode<RolesAndPermissionsNode>(
                     buildContext = buildContext,
@@ -127,8 +126,6 @@ class RolesAndPermissionsFlowNode(
         }
     }
 
-
-
     @Composable
     override fun View(modifier: Modifier) {
         Box(modifier = modifier) {

features/rolesandpermissions/impl/src/main/kotlin/io/element/android/features/rolesandpermissions/impl/permissions/ChangeRoomPermissionsNode.kt

@@ -25,7 +25,6 @@ class ChangeRoomPermissionsNode(
     @Assisted plugins: List<Plugin>,
     private val presenter: ChangeRoomPermissionsPresenter,
 ) : Node(buildContext, plugins = plugins) {
-
     interface Callback : Plugin {
         fun onComplete(changesSaved: Boolean)
     }

features/rolesandpermissions/impl/src/main/kotlin/io/element/android/features/rolesandpermissions/impl/permissions/ChangeRoomPermissionsPresenter.kt

@@ -24,7 +24,7 @@ import io.element.android.libraries.matrix.api.room.RoomMember
 import io.element.android.libraries.matrix.api.room.powerlevels.RoomPowerLevelsValues
 import io.element.android.services.analytics.api.AnalyticsService
 import kotlinx.collections.immutable.persistentListOf
-import kotlinx.collections.immutable.persistentMapOf
+import kotlinx.collections.immutable.toImmutableMap
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.launch
 
@@ -51,14 +51,22 @@ class ChangeRoomPermissionsPresenter(
             )
         }
 
-        internal fun buildItems(forSpace: Boolean) = persistentMapOf(
+        private fun RoomPermissionsSection.shouldShow(isSpace: Boolean): Boolean {
-            RoomPermissionsSection.RoomDetails to itemsForSection(RoomPermissionsSection.RoomDetails),
+            return when (this) {
-            RoomPermissionsSection.MessagesAndContent to itemsForSection(RoomPermissionsSection.MessagesAndContent),
+                RoomPermissionsSection.RoomDetails -> true
-            RoomPermissionsSection.MembershipModeration to itemsForSection(RoomPermissionsSection.MembershipModeration),
+                RoomPermissionsSection.MembershipModeration -> true
-        )
+                RoomPermissionsSection.MessagesAndContent -> !isSpace
+            }
         }
 
-    private val items = buildItems(forSpace = room.info().isSpace)
+        internal fun buildItems(isSpace: Boolean) =
+            RoomPermissionsSection.entries
+                .filter { section -> section.shouldShow(isSpace) }
+                .associateWith { itemsForSection(it) }
+                .toImmutableMap()
+    }
+
+    private val itemsBySection = buildItems(isSpace = room.info().isSpace)
 
     private var initialPermissions by mutableStateOf<RoomPowerLevelsValues?>(null)
     private var currentPermissions by mutableStateOf<RoomPowerLevelsValues?>(null)
@@ -112,7 +120,7 @@ class ChangeRoomPermissionsPresenter(
         }
         return ChangeRoomPermissionsState(
             currentPermissions = currentPermissions,
-            itemsBySection = items,
+            itemsBySection = itemsBySection,
             hasChanges = hasChanges,
             saveAction = saveAction,
             confirmExitAction = confirmExitAction,

features/rolesandpermissions/impl/src/main/kotlin/io/element/android/features/rolesandpermissions/impl/permissions/ChangeRoomPermissionsState.kt

@@ -45,7 +45,6 @@ data class ChangeRoomPermissionsState(
             RoomMember.Role.User -> SelectableRole.Everyone
         }
     }
-
 }
 
 enum class RoomPermissionsSection {
@@ -72,7 +71,6 @@ enum class SelectableRole: DropdownOption {
     }
 }
 
-
 enum class RoomPermissionType {
     BAN,
     INVITE,

features/rolesandpermissions/impl/src/main/kotlin/io/element/android/features/rolesandpermissions/impl/roles/ChangeRolesPresenter.kt

@@ -27,7 +27,6 @@ import io.element.android.libraries.architecture.AsyncAction
 import io.element.android.libraries.architecture.Presenter
 import io.element.android.libraries.core.coroutine.CoroutineDispatchers
 import io.element.android.libraries.designsystem.theme.components.SearchBarResultState
-import io.element.android.libraries.di.annotations.SessionCoroutineScope
 import io.element.android.libraries.matrix.api.core.UserId
 import io.element.android.libraries.matrix.api.room.JoinedRoom
 import io.element.android.libraries.matrix.api.room.RoomMember

libraries/designsystem/src/main/kotlin/io/element/android/libraries/designsystem/components/preferences/PreferenceDropdown.kt

@@ -14,7 +14,6 @@ import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.Row
 import androidx.compose.foundation.layout.fillMaxWidth
 import androidx.compose.material3.ExperimentalMaterial3Api
-import androidx.compose.material3.MenuAnchorType
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableStateOf