Can change group conversations visibility

assets/js/components/groups/interface.js

@@ -134,6 +134,21 @@ const GroupsInterface = {
 		}, true)
 	},
 
+	
+	/**
+	 * Change group conversation visibility
+	 * 
+	 * @param {Number} convID The ID of the conversation to delete
+	 * @param {String} newLevel New minimal conversation visibility level
+	 */
+	changeGroupConversationVisibility: async function(convID, newLevel) {
+		await api("groups/set_conversation_visibility", {
+			conv_id: convID,
+			min_membership_level: newLevel
+		}, true)
+	},
+
+
 	/**
 	 * Delete a group conversation
 	 * 

assets/js/pages/groups/pages/settings.js

@@ -381,6 +381,22 @@ const GroupSettingsPage = {
 					}
 				},
 
+				/**
+				 * Change conversation visibility
+				 * 
+				 * @param {Conversation} conv Information about the target conversation
+				 */
+				changeVisibility: async function (conv) {
+					try {
+						await GroupsInterface.changeGroupConversationVisibility(conv.id, conv.group_min_membership_level);
+					}
+					
+					catch(e) {
+						console.error(e)
+						notify(tr("Failed to delete update conversation!"), "danger")
+					}
+				},
+
 				/**
 				 * Delete a conversation
 				 */