nativescript-connectycube/lib/messaging/cubeChatHelpers.js

ConnectyCube chat and video chat SDK for NativeScript

const Utils = require('../cubeInternalUtils'),
  Config = require('../cubeConfig'),
  ChatUtils = require('./cubeChatInternalUtils');

class ChatHelpers {
  constructor() {
    this._userCurrentJid = null;
  }

  getUniqueId(suffix) {
    return ChatUtils.getUniqueId(suffix);
  }

  isNumeric(value) {
    return /^-?\d+$/.test(value) || /^\d+\.\d+$/.test(value);
  }

  jidOrUserId(jidOrUserId) {
    let jid;
    if (typeof jidOrUserId === 'string') {
      // jid
      jid = this.isNumeric(jidOrUserId)
        ? this.getUserJid(jidOrUserId)
        : jidOrUserId.includes('@')
          ? jidOrUserId
          : this.getRoomJidFromDialogId(jidOrUserId);
    } else {
      // user id
      jid = this.getUserJid(jidOrUserId);
    }
    return jid;
  }

  typeChat(jidOrUserId) {
    let chatType;
    if (typeof jidOrUserId === 'string') {
      chatType = this.isNumeric(jidOrUserId)
        ? 'chat'
        : jidOrUserId.includes('@')
          ? jidOrUserId.includes('muc')
            ? 'groupchat'
            : 'chat'
          : 'groupchat';
    } else if (typeof jidOrUserId === 'number') {
      chatType = 'chat';
    } else {
      throw new Error('Unsupported chat type');
    }
    return chatType;
  }

  getUserJid(userId, appId) {
    if (!appId) {
      return userId + '-' + Config.creds.appId + '@' + Config.endpoints.chat;
    }
    return userId + '-' + appId + '@' + Config.endpoints.chat;
  }

  getUserNickWithMucDomain(userId) {
    return Config.endpoints.muc + '/' + userId;
  }

  getUserIdFromJID(jid) {
    return jid?.includes('@') ? parseInt(jid.split('@')[0].split('-')[0]) : null;
  }

  getDialogIdFromJID(jid) {
    return jid?.includes('@') ? jid.split('@')[0].split('_')[1] : null;
  }

  getRoomJidFromDialogId(dialogId) {
    return Config.creds.appId + '_' + dialogId + '@' + Config.endpoints.muc;
  }

  getRoomJid(jid) {
    return jid + '/' + this.getUserIdFromJID(this._userCurrentJid);
  }

  getIdFromResource(jid) {
    let s = jid.split('/');
    if (s.length < 2) return null;
    s.splice(0, 1);
    return parseInt(s.join('/'));
  }

  getRoomJidFromRoomFullJid(jid) {
    let s = jid.split('/');
    if (s.length < 2) return null;
    return s[0];
  }

  getBsonObjectId() {
    return Utils.getBsonObjectId();
  }

  getUserIdFromRoomJid(jid) {
    let arrayElements = jid.toString().split('/');
    if (arrayElements.length === 0) {
      return null;
    }
    return arrayElements[arrayElements.length - 1];
  }

  userCurrentJid(client) {
    return client.jid._local + '@' + client.jid._domain + '/' + client.jid._resource;
  }

  getUserCurrentJid() {
    return this._userCurrentJid;
  }

  setUserCurrentJid(jid) {
    this._userCurrentJid = jid;
  }

  getDialogJid(identifier) {
    return identifier.indexOf('@') > 0 ? identifier : this.getRoomJidFromDialogId(identifier);
  }
}

module.exports = ChatHelpers;