Can leave / delete a conversation

assets/js/components/conversations/chatWindows.js

@@ -585,6 +585,36 @@ const ConvChatWindow = {
 				})
 			}
 
+			// Leave conversation
+			if(member.user_id == userID()) {
+				let removeLink = createElem2({
+					type: "a",
+					appendTo: status,
+					innerHTML: tr("Leave")
+				})
+
+				removeLink.addEventListener("click", async e => {
+					e.preventDefault();
+
+					const isLastAdmin = conv.members.filter(m => m.is_admin && m.user_id != userID()).length == 0;
+					const msg = isLastAdmin ? tr("As you are its last admin, if you leave this conversation, it will be permanently deleted!")
+						 : tr("Do you really want to leave this conversation?");
+
+					if(!await showConfirmDialog(msg))
+						return;
+					
+					try {
+						await ConversationsInterface.leaveConversation(conv.id, member.user_id);
+
+						// Close the conversation
+						info.box.closeFunction();
+					} catch(e) {
+						console.error(e);
+						notify(tr("Failed to leave conversation!"), "danger");
+					}
+				})
+			}
+			
 		}
 
 		//Enable slimscrooll

assets/js/components/conversations/interface.js

@@ -483,6 +483,18 @@ const ConversationsInterface = {
 		}, true);
 	},
 
+	/**
+	 * Leave a conversation
+	 * 
+	 * @param {number} convID Conversation ID
+	 * @param {number} userID Target user
+	 */
+	leaveConversation: async function(convID, userID) {
+		await api("conversations/delete", {
+			conversationID: convID,
+			userID: userID
+		}, true);
+	},
 
 	/**
 	 * Empty conversations cache