feat(security&privacy) : manage encryption settings

features/roomdetails/impl/src/main/kotlin/io/element/android/features/roomdetails/impl/securityandprivacy/SecurityAndPrivacyEvents.kt

@@ -11,7 +11,9 @@ sealed interface SecurityAndPrivacyEvents {
     data object EditRoomAddress : SecurityAndPrivacyEvents
     data object Save : SecurityAndPrivacyEvents
     data class ChangeRoomAccess(val roomAccess: SecurityAndPrivacyRoomAccess) : SecurityAndPrivacyEvents
-    data object EnableEncryption: SecurityAndPrivacyEvents
+    data object ToggleEncryptionState: SecurityAndPrivacyEvents
+    data object CancelEnableEncryption : SecurityAndPrivacyEvents
+    data object ConfirmEnableEncryption: SecurityAndPrivacyEvents
     data class ChangeHistoryVisibility(val historyVisibility: SecurityAndPrivacyHistoryVisibility) : SecurityAndPrivacyEvents
     data class ChangeRoomVisibility(val isVisibleInRoomDirectory: Boolean) : SecurityAndPrivacyEvents
 }

features/roomdetails/impl/src/main/kotlin/io/element/android/features/roomdetails/impl/securityandprivacy/SecurityAndPrivacyPresenter.kt

@@ -71,6 +71,9 @@ class SecurityAndPrivacyPresenter @AssistedInject constructor(
         var currentIsEncrypted by remember(savedSettings.isEncrypted) {
             mutableStateOf(savedSettings.isEncrypted)
         }
+
+        var showEncryptionConfirmation by remember { mutableStateOf(false) }
+
         val currentSettings = SecurityAndPrivacySettings(
             roomAccess = currentRoomAccess,
             isEncrypted = currentIsEncrypted,
@@ -86,8 +89,12 @@ class SecurityAndPrivacyPresenter @AssistedInject constructor(
                 is SecurityAndPrivacyEvents.ChangeRoomAccess -> {
                     currentRoomAccess = event.roomAccess
                 }
-                is SecurityAndPrivacyEvents.EnableEncryption -> {
-                    currentIsEncrypted = true
+                is SecurityAndPrivacyEvents.ToggleEncryptionState -> {
+                    if(currentSettings.isEncrypted) {
+                        currentIsEncrypted = false
+                    } else {
+                        showEncryptionConfirmation = true
+                    }
                 }
                 is SecurityAndPrivacyEvents.ChangeHistoryVisibility -> {
                     currentHistoryVisibility = Optional.of(event.historyVisibility)
@@ -96,12 +103,20 @@ class SecurityAndPrivacyPresenter @AssistedInject constructor(
                     currentVisibleInRoomDirectory = Optional.of(AsyncData.Success(event.isVisibleInRoomDirectory))
                 }
                 SecurityAndPrivacyEvents.EditRoomAddress -> navigator.openEditRoomAddress()
+                SecurityAndPrivacyEvents.CancelEnableEncryption -> {
+                    showEncryptionConfirmation = false
+                }
+                SecurityAndPrivacyEvents.ConfirmEnableEncryption -> {
+                    showEncryptionConfirmation = false
+                    currentIsEncrypted = true
+                }
             }
         }
         return SecurityAndPrivacyState(
             savedSettings = savedSettings,
             currentSettings = currentSettings,
             homeserverName = homeserverName,
+            showEncryptionConfirmation = showEncryptionConfirmation,
             eventSink = ::handleEvents
         )
     }

features/roomdetails/impl/src/main/kotlin/io/element/android/features/roomdetails/impl/securityandprivacy/SecurityAndPrivacyState.kt

@@ -15,6 +15,7 @@ data class SecurityAndPrivacyState(
     val savedSettings: SecurityAndPrivacySettings,
     val currentSettings: SecurityAndPrivacySettings,
     val homeserverName: String,
+    val showEncryptionConfirmation: Boolean,
     val eventSink: (SecurityAndPrivacyEvents) -> Unit
 ) {
 

features/roomdetails/impl/src/main/kotlin/io/element/android/features/roomdetails/impl/securityandprivacy/SecurityAndPrivacyStateProvider.kt

@@ -41,6 +41,9 @@ open class SecurityAndPrivacyStateProvider : PreviewParameterProvider<SecurityAn
                     isVisibleInRoomDirectory = Optional.of(AsyncData.Success(true))
                 )
             ),
+            aSecurityAndPrivacyState(
+                showEncryptionConfirmation = true
+            ),
         )
 }
 
@@ -62,10 +65,12 @@ fun aSecurityAndPrivacyState(
     currentSettings: SecurityAndPrivacySettings = aSecurityAndPrivacySettings(),
     savedSettings: SecurityAndPrivacySettings = currentSettings,
     homeserverName: String = "myserver.xyz",
+    showEncryptionConfirmation: Boolean = false,
     eventSink: (SecurityAndPrivacyEvents) -> Unit = {}
 ) = SecurityAndPrivacyState(
     currentSettings = currentSettings,
     savedSettings = savedSettings,
     homeserverName = homeserverName,
+    showEncryptionConfirmation = showEncryptionConfirmation,
     eventSink = eventSink
 )

features/roomdetails/impl/src/main/kotlin/io/element/android/features/roomdetails/impl/securityandprivacy/SecurityAndPrivacyView.kt

@@ -33,6 +33,7 @@ import io.element.android.features.roomdetails.impl.R
 import io.element.android.libraries.architecture.AsyncData
 import io.element.android.libraries.architecture.coverage.ExcludeFromCoverage
 import io.element.android.libraries.designsystem.components.button.BackButton
+import io.element.android.libraries.designsystem.components.dialogs.ConfirmationDialog
 import io.element.android.libraries.designsystem.components.list.ListItemContent
 import io.element.android.libraries.designsystem.preview.ElementPreviewDark
 import io.element.android.libraries.designsystem.preview.ElementPreviewLight
@@ -69,10 +70,10 @@ fun SecurityAndPrivacyView(
     ) { padding ->
         Column(
             modifier = Modifier
-                    .padding(padding)
-                    .imePadding()
-                    .verticalScroll(rememberScrollState())
-                    .consumeWindowInsets(padding),
+                .padding(padding)
+                .imePadding()
+                .verticalScroll(rememberScrollState())
+                .consumeWindowInsets(padding),
             verticalArrangement = Arrangement.spacedBy(32.dp),
         ) {
             RoomAccessSection(
@@ -93,9 +94,12 @@ fun SecurityAndPrivacyView(
                 )
             }
             EncryptionSection(
-                isEncryptionEnabled = state.currentSettings.isEncrypted,
+                isRoomEncrypted = state.currentSettings.isEncrypted,
                 isSectionEnabled = !state.savedSettings.isEncrypted,
-                onEnableEncryption = { state.eventSink(SecurityAndPrivacyEvents.EnableEncryption) },
+                onToggleEncryption = { state.eventSink(SecurityAndPrivacyEvents.ToggleEncryptionState) },
+                showConfirmation = state.showEncryptionConfirmation,
+                onDismissConfirmation = { state.eventSink(SecurityAndPrivacyEvents.CancelEnableEncryption) },
+                onConfirmEncryption = { state.eventSink(SecurityAndPrivacyEvents.ConfirmEnableEncryption) },
             )
             if (state.showRoomHistoryVisibilitySection) {
                 RoomHistorySection(
@@ -246,8 +250,8 @@ private fun RoomAddressSection(
                         ListItemContent.Custom {
                             CircularProgressIndicator(
                                 modifier = Modifier
-                                        .progressSemantics()
-                                        .size(20.dp),
+                                    .progressSemantics()
+                                    .size(20.dp),
                                 strokeWidth = 2.dp
                             )
                         }
@@ -272,9 +276,12 @@ private fun RoomAddressSection(
 
 @Composable
 private fun EncryptionSection(
-    isEncryptionEnabled: Boolean,
+    isRoomEncrypted: Boolean,
     isSectionEnabled: Boolean,
-    onEnableEncryption: () -> Unit,
+    showConfirmation: Boolean,
+    onToggleEncryption: () -> Unit,
+    onConfirmEncryption: () -> Unit,
+    onDismissConfirmation: () -> Unit,
     modifier: Modifier = Modifier,
 ) {
     SecurityAndPrivacySection(
@@ -285,10 +292,20 @@ private fun EncryptionSection(
             headlineContent = { Text(text = stringResource(CommonStrings.screen_security_and_privacy_encryption_toggle_title)) },
             supportingContent = { Text(text = stringResource(CommonStrings.screen_security_and_privacy_encryption_section_footer)) },
             trailingContent = ListItemContent.Switch(
-                checked = isEncryptionEnabled,
+                checked = isRoomEncrypted,
                 enabled = isSectionEnabled,
-                onChange = { onEnableEncryption() }
+                onChange = { onToggleEncryption() },
             ),
+            onClick = onToggleEncryption,
+        )
+    }
+    if (showConfirmation) {
+        ConfirmationDialog(
+            title = stringResource(CommonStrings.screen_security_and_privacy_enable_encryption_alert_title),
+            content = stringResource(CommonStrings.screen_security_and_privacy_enable_encryption_alert_description),
+            submitText = stringResource(CommonStrings.screen_security_and_privacy_enable_encryption_alert_confirm_button_title),
+            onSubmitClick = onConfirmEncryption,
+            onDismiss = onDismissConfirmation,
         )
     }
 }