@cometchat/chat-uikit-react-native/src/shared/events/CometChatMessageEvents/index.ts

Ready-to-use Chat UI Components for React Native

export class CometChatMessageEvents {
  static messageReceived = Symbol("messageReceived");
  static customMessageReceived = Symbol("customMessageReceived");
  static groupActionMessageReceived = Symbol("groupActionMessageReceived");
  static callActionMessageReceived = Symbol("callActionMessageReceived");
  static messageRead = Symbol("messageRead");
  static messageDelivered = Symbol("messageDelivered");
  static messageEdited = Symbol("messageEdited");
  static messageDeleted = Symbol("messageDeleted");

  static messagesFetched = Symbol("messagesFetched");
  static previousMessagesFetched = Symbol("previousMessagesFetched");
  static refreshingMessages = Symbol("refreshingMessages");
  static messagesRefreshed = Symbol("messagesRefreshed");
  static storeMessage = Symbol("storeMessage");
  static scrolledUp = Symbol("scrolledUp");
  static scrolledToBottom = Symbol("scrolledToBottom");

  static markMessageAsRead = Symbol("markMessageAsRead");

  static onMessageSent = Symbol("onMessageSent");
  static onMessageEdit = Symbol("onMessageEdit");
  static onMessageDelete = Symbol("onMessageDelete");
  static onMessageReply = Symbol("onMessageReply");
  static onMessageRead = Symbol("onMessageRead");
  static onMessageReaction = Symbol("onMessageReaction");
  static onViewInformation = Symbol("onViewInformation");
  static onMessageError = Symbol("onMessageError");
  static ccReplyToMessage = Symbol("ccReplyToMessage");

  static onMessageReactionError = Symbol("onMessageReactionError");
  static previewMessageForEdit = Symbol("previewMessageForEdit");

  static onBackButtonClick = Symbol("onBackButtonClick");
  static onAIAssistantMessageReceived = Symbol("onAIAssistantMessageReceived");
  static onAIToolResultReceived = Symbol("onAIToolResultReceived");
  static onAIToolArgumentsReceived = Symbol("onAIToolArgumentsReceived");
  static _triggers: { [event: string]: { [id: string]: (params: any) => void } } = {};

  static emit = (...args: any[]) => {
    let event, params;
    if (args.length === 2) {
      [event, params] = args;
    } else if (args.length === 1 && typeof args[0] === "object") {
      event = args[0].event;
      params = args[0].params;
    } else {
      throw new Error("Invalid arguments");
    }

    if (CometChatMessageEvents._triggers[event as string]) {
      for (const i in CometChatMessageEvents._triggers[event as string]) {
        CometChatMessageEvents._triggers[event as string][i](params);
      }
    }
  };

  /**
   * @param {string} event
   * @param {string} id
   */
  static removeListener = (...args: any[]) => {
    let event, id;
    if (args.length === 2) {
      [event, id] = args;
    } else if (args.length === 1 && typeof args[0] === "object") {
      event = args[0].event;
      id = args[0].id;
    } else {
      throw new Error("Invalid arguments");
    }

    if (CometChatMessageEvents._triggers[event]) {
      delete CometChatMessageEvents._triggers[event][id];
    }
  };

  /**
   * @param {string} event
   * @param {string} id
   * @param {func} callback
   */
  static addListener = (...args: any[]) => {
    let event, id, callback;
    if (args.length === 3) {
      [event, id, callback] = args;
    } else if (args.length === 1 && typeof args[0] === "object") {
      event = args[0].event;
      id = args[0].id;
      callback = args[0].callback;
    } else {
      throw new Error("Invalid arguments");
    }

    if (!CometChatMessageEvents._triggers[event]) {
      CometChatMessageEvents._triggers[event] = {};
    }

    CometChatMessageEvents._triggers[event][id] = callback;
  };
}