diff --git a/package.json b/package.json
index 391cb8f..e484f87 100644
--- a/package.json
+++ b/package.json
@@ -150,6 +150,6 @@
     ]
   },
   "dependencies": {
-    "uuid": "^9.0.1"
+    "react-native-uuid": "^2.0.3"
   }
 }
diff --git a/src/OpenIMSDK.native.ts b/src/OpenIMSDK.native.ts
new file mode 100644
index 0000000..1d265fe
--- /dev/null
+++ b/src/OpenIMSDK.native.ts
@@ -0,0 +1,505 @@
+import { NativeEventEmitter, NativeModules, Platform } from 'react-native';
+import {
+  SelfUserInfo,
+  UserOnlineState,
+  BlackUserItem,
+  FriendApplicationItem,
+  FriendshipInfo,
+  SearchedFriendsInfo,
+  GroupApplicationItem,
+  GroupItem,
+  GroupMemberItem,
+  ConversationItem,
+  AdvancedGetMessageResult,
+  CardElem,
+  MessageItem,
+  SearchMessageResult,
+  FriendUserItem,
+  PublicUserItem,
+} from './types/entity';
+import { LoginStatus, MessageReceiveOptType } from './types/enum';
+import {
+  AccessFriendParams,
+  AccessGroupParams,
+  AddBlackParams,
+  AddFriendParams,
+  AtMsgParams,
+  ChangeGroupMemberMuteParams,
+  ChangeGroupMuteParams,
+  ChangeInputStatesParams,
+  CreateGroupParams,
+  CustomMsgParams,
+  FaceMessageParams,
+  FileMsgByPathParams,
+  FileMsgParams,
+  FindMessageParams,
+  GetAdvancedHistoryMsgParams,
+  GetFriendApplicationListAsApplicantParams,
+  GetFriendApplicationListAsRecipientParams,
+  GetGroupApplicationListAsApplicantParams,
+  GetGroupApplicationListAsRecipientParams,
+  GetGroupMemberByTimeParams,
+  GetGroupMemberParams,
+  GetGroupMembersInfoParams,
+  GetInputStatesParams,
+  GetOneConversationParams,
+  GetSelfApplicationUnhandledCountParams,
+  GetSpecifiedFriendsParams,
+  ImageMsgParams,
+  InitOptions,
+  InsertGroupMsgParams,
+  InsertSingleMsgParams,
+  JoinGroupParams,
+  LocationMsgParams,
+  LoginParams,
+  LogsParams,
+  MergerMsgParams,
+  OffsetParams,
+  OpreateGroupParams,
+  OpreateMessageParams,
+  PinConversationParams,
+  QuoteMsgParams,
+  RemarkFriendParams,
+  SearchFriendParams,
+  SearchGroupMemberParams,
+  SearchGroupParams,
+  SearchLocalParams,
+  SendMsgParams,
+  SetBurnDurationParams,
+  SetConversationDraftParams,
+  SetConversationParams,
+  SetConversationPrivateParams,
+  SetConversationRecvOptParams,
+  SetGroupinfoParams,
+  SetMessageLocalExParams,
+  SoundMsgByPathParams,
+  SoundMsgParams,
+  SplitConversationParams,
+  TransferGroupParams,
+  TypingUpdateParams,
+  UpdateFriendsParams,
+  UpdateMemberInfoParams,
+  UploadFileParams,
+  UploadLogsParams,
+  VideoMsgByPathParams,
+  VideoMsgParams,
+} from './types/params';
+
+const LINKING_ERROR =
+  `The package 'open-im-sdk-rn' doesn't seem to be linked. Make sure: \n\n` +
+  Platform.select({ ios: "- You have run 'pod install'\n", default: '' }) +
+  '- You rebuilt the app after installing the package\n' +
+  '- You are not using Expo managed workflow\n';
+
+const NativeOpenIMSDK: NativeOpenIMSDKInterface = NativeModules.OpenIMSDKRN
+  ? NativeModules.OpenIMSDKRN
+  : new Proxy(
+      {},
+      {
+        get() {
+          throw new Error(LINKING_ERROR);
+        },
+      }
+    );
+
+export const NativeOpenIMEmitter = new NativeEventEmitter(NativeOpenIMSDK);
+
+export default NativeOpenIMSDK;
+
+export interface NativeOpenIMSDKInterface {
+  addListener: (eventType: string) => void;
+  removeListeners: (count: number) => void;
+
+  // login
+  initSDK: (params: InitOptions, operationID: string) => Promise<unknown>;
+  login: (params: LoginParams, operationID: string) => Promise<unknown>;
+  logout: (operationID: string) => Promise<unknown>;
+  getLoginStatus: (operationID: string) => Promise<LoginStatus>;
+  getLoginUserID: (operationID: string) => Promise<string>;
+  uploadFile: (
+    params: UploadFileParams,
+    operationID: string
+  ) => Promise<{
+    url: string;
+  }>;
+
+  // user
+  getUsersInfo: (
+    userIDList: string[],
+    operationID: string
+  ) => Promise<PublicUserItem[]>;
+  getSelfUserInfo: (operationID: string) => Promise<SelfUserInfo>;
+  setSelfInfo: (
+    params: Partial<SelfUserInfo>,
+    operationID: string
+  ) => Promise<unknown>;
+  subscribeUsersStatus: (
+    params: string[],
+    operationID: string
+  ) => Promise<UserOnlineState[]>;
+  unsubscribeUsersStatus: (
+    params: string[],
+    operationID: string
+  ) => Promise<unknown>;
+  getSubscribeUsersStatus: (operationID: string) => Promise<UserOnlineState[]>;
+  setAppBackgroundStatus: (
+    params: boolean,
+    operationID: string
+  ) => Promise<unknown>;
+  networkStatusChanged: (operationID: string) => Promise<unknown>;
+  /**
+   * @deprecated Use setSelfInfo instead.
+   */
+  setGlobalRecvMessageOpt: (
+    params: MessageReceiveOptType,
+    operationID: string
+  ) => Promise<unknown>;
+
+  // friend relationShip
+  acceptFriendApplication: (
+    params: AccessFriendParams,
+    operationID: string
+  ) => Promise<unknown>;
+  addBlack: (params: AddBlackParams, operationID: string) => Promise<unknown>;
+  addFriend: (params: AddFriendParams, operationID: string) => Promise<unknown>;
+  checkFriend: (
+    params: string[],
+    operationID: string
+  ) => Promise<FriendshipInfo[]>;
+  deleteFriend: (params: string, operationID: string) => Promise<unknown>;
+  getBlackList: (operationID: string) => Promise<BlackUserItem[]>;
+  getFriendApplicationListAsApplicant: (
+    operationID: string,
+    req: GetFriendApplicationListAsApplicantParams
+  ) => Promise<FriendApplicationItem[]>;
+  getFriendApplicationListAsRecipient: (
+    operationID: string,
+    req: GetFriendApplicationListAsRecipientParams
+  ) => Promise<FriendApplicationItem[]>;
+  getFriendApplicationUnhandledCount: (
+    req: GetSelfApplicationUnhandledCountParams,
+    operationID: string
+  ) => Promise<number>;
+  getFriendList: (
+    filterBlack: boolean,
+    operationID: string
+  ) => Promise<FriendUserItem[]>;
+  getFriendListPage: (
+    params: OffsetParams & { filterBlack?: boolean },
+    operationID: string
+  ) => Promise<FriendUserItem[]>;
+  getSpecifiedFriendsInfo: (
+    params: GetSpecifiedFriendsParams,
+    operationID: string
+  ) => Promise<FriendUserItem[]>;
+  updateFriends: (
+    params: UpdateFriendsParams,
+    operationID: string
+  ) => Promise<unknown>;
+  refuseFriendApplication: (
+    params: AccessFriendParams,
+    operationID: string
+  ) => Promise<unknown>;
+  removeBlack: (params: string, operationID: string) => Promise<unknown>;
+  searchFriends: (
+    params: SearchFriendParams,
+    operationID: string
+  ) => Promise<SearchedFriendsInfo[]>;
+  setFriendRemark: (
+    params: RemarkFriendParams,
+    operationID: string
+  ) => Promise<unknown>;
+
+  // group
+  createGroup: (
+    params: CreateGroupParams,
+    operationID: string
+  ) => Promise<GroupItem>;
+  joinGroup: (params: JoinGroupParams, operationID: string) => Promise<unknown>;
+  inviteUserToGroup: (
+    params: OpreateGroupParams,
+    operationID: string
+  ) => Promise<unknown>;
+  getJoinedGroupList: (operationID: string) => Promise<GroupItem[]>;
+  getJoinedGroupListPage: (
+    params: OffsetParams,
+    operationID: string
+  ) => Promise<GroupItem[]>;
+  searchGroups: (
+    params: SearchGroupParams,
+    operationID: string
+  ) => Promise<GroupItem[]>;
+  getSpecifiedGroupsInfo: (
+    params: string[],
+    operationID: string
+  ) => Promise<GroupItem[]>;
+  setGroupInfo: (
+    params: SetGroupinfoParams,
+    operationID: string
+  ) => Promise<unknown>;
+  getGroupApplicationListAsRecipient: (
+    operationID: string,
+    req: GetGroupApplicationListAsRecipientParams
+  ) => Promise<GroupApplicationItem[]>;
+  getGroupApplicationListAsApplicant: (
+    operationID: string,
+    req: GetGroupApplicationListAsApplicantParams
+  ) => Promise<GroupApplicationItem[]>;
+  getGroupApplicationUnhandledCount: (
+    req: GetSelfApplicationUnhandledCountParams,
+    operationID: string
+  ) => Promise<number>;
+  acceptGroupApplication: (
+    params: AccessGroupParams,
+    operationID: string
+  ) => Promise<unknown>;
+  refuseGroupApplication: (
+    params: AccessGroupParams,
+    operationID: string
+  ) => Promise<unknown>;
+  getGroupMemberList: (
+    params: GetGroupMemberParams,
+    operationID: string
+  ) => Promise<GroupMemberItem[]>;
+  getSpecifiedGroupMembersInfo: (
+    params: GetGroupMembersInfoParams,
+    operationID: string
+  ) => Promise<GroupMemberItem[]>;
+  getUsersInGroup: (
+    params: GetGroupMembersInfoParams,
+    operationID: string
+  ) => Promise<string[]>;
+  searchGroupMembers: (
+    params: SearchGroupMemberParams,
+    operationID: string
+  ) => Promise<GroupMemberItem[]>;
+  setGroupMemberInfo: (
+    params: UpdateMemberInfoParams,
+    operationID: string
+  ) => Promise<unknown>;
+  getGroupMemberOwnerAndAdmin: (
+    params: string,
+    operationID: string
+  ) => Promise<GroupMemberItem[]>;
+  getGroupMemberListByJoinTimeFilter: (
+    params: GetGroupMemberByTimeParams,
+    operationID: string
+  ) => Promise<GroupMemberItem[]>;
+  kickGroupMember: (
+    params: OpreateGroupParams,
+    operationID: string
+  ) => Promise<unknown>;
+  changeGroupMemberMute: (
+    params: ChangeGroupMemberMuteParams,
+    operationID: string
+  ) => Promise<unknown>;
+  changeGroupMute: (
+    params: ChangeGroupMuteParams,
+    operationID: string
+  ) => Promise<unknown>;
+  transferGroupOwner: (
+    params: TransferGroupParams,
+    operationID: string
+  ) => Promise<unknown>;
+  dismissGroup: (params: string, operationID: string) => Promise<unknown>;
+  quitGroup: (params: string, operationID: string) => Promise<unknown>;
+  isJoinGroup: (groupID: string, operationID: string) => Promise<boolean>;
+
+  // conversation & message
+  getAllConversationList: (operationID: string) => Promise<ConversationItem[]>;
+  getConversationListSplit: (
+    params: SplitConversationParams,
+    operationID: string
+  ) => Promise<ConversationItem[]>;
+  getOneConversation: (
+    params: GetOneConversationParams,
+    operationID: string
+  ) => Promise<ConversationItem>;
+  getMultipleConversation: (
+    params: string,
+    operationID: string
+  ) => Promise<ConversationItem[]>;
+  getConversationIDBySessionType: (
+    params: GetOneConversationParams,
+    operationID: string
+  ) => Promise<ConversationItem>;
+  getTotalUnreadMsgCount: (operationID: string) => Promise<number>;
+  markConversationMessageAsRead: (
+    params: string,
+    operationID: string
+  ) => Promise<unknown>;
+  setConversation: (
+    params: SetConversationParams,
+    operationID: string
+  ) => Promise<unknown>;
+  setConversationDraft: (
+    params: SetConversationDraftParams,
+    operationID: string
+  ) => Promise<unknown>;
+  pinConversation: (
+    params: PinConversationParams,
+    operationID: string
+  ) => Promise<unknown>;
+  setConversationRecvMessageOpt: (
+    params: SetConversationRecvOptParams,
+    operationID: string
+  ) => Promise<unknown>;
+  setConversationPrivateChat: (
+    params: SetConversationPrivateParams,
+    operationID: string
+  ) => Promise<unknown>;
+  setConversationBurnDuration: (
+    params: SetBurnDurationParams,
+    operationID: string
+  ) => Promise<unknown>;
+  resetConversationGroupAtType: (
+    params: string,
+    operationID: string
+  ) => Promise<unknown>;
+  hideConversation: (params: string, operationID: string) => Promise<unknown>;
+  hideAllConversation: (operationID: string) => Promise<unknown>;
+  clearConversationAndDeleteAllMsg: (
+    params: string,
+    operationID: string
+  ) => Promise<unknown>;
+  deleteConversationAndDeleteAllMsg: (
+    params: string,
+    operationID: string
+  ) => Promise<unknown>;
+
+  createImageMessageFromFullPath: (
+    params: string,
+    operationID: string
+  ) => Promise<MessageItem>;
+  createVideoMessageFromFullPath: (
+    params: VideoMsgByPathParams,
+    operationID: string
+  ) => Promise<MessageItem>;
+  createSoundMessageFromFullPath: (
+    params: SoundMsgByPathParams,
+    operationID: string
+  ) => Promise<MessageItem>;
+  createFileMessageFromFullPath: (
+    params: FileMsgByPathParams,
+    operationID: string
+  ) => Promise<MessageItem>;
+  createTextMessage: (
+    params: string,
+    operationID: string
+  ) => Promise<MessageItem>;
+  createTextAtMessage: (
+    params: AtMsgParams,
+    operationID: string
+  ) => Promise<MessageItem>;
+  createImageMessageByURL: (
+    params: ImageMsgParams,
+    operationID: string
+  ) => Promise<MessageItem>;
+  createSoundMessageByURL: (
+    params: SoundMsgParams,
+    operationID: string
+  ) => Promise<MessageItem>;
+  createVideoMessageByURL: (
+    params: VideoMsgParams,
+    operationID: string
+  ) => Promise<MessageItem>;
+  createFileMessageByURL: (
+    params: FileMsgParams,
+    operationID: string
+  ) => Promise<MessageItem>;
+  createMergerMessage: (
+    params: MergerMsgParams,
+    operationID: string
+  ) => Promise<MessageItem>;
+  createForwardMessage: (
+    params: MessageItem,
+    operationID: string
+  ) => Promise<MessageItem>;
+  createLocationMessage: (
+    params: LocationMsgParams,
+    operationID: string
+  ) => Promise<MessageItem>;
+  createQuoteMessage: (
+    params: QuoteMsgParams,
+    operationID: string
+  ) => Promise<MessageItem>;
+  createCardMessage: (
+    params: CardElem,
+    operationID: string
+  ) => Promise<MessageItem>;
+  createCustomMessage: (
+    params: CustomMsgParams,
+    operationID: string
+  ) => Promise<MessageItem>;
+  createFaceMessage: (
+    params: FaceMessageParams,
+    operationID: string
+  ) => Promise<MessageItem>;
+  sendMessage: (
+    params: SendMsgParams,
+    operationID: string
+  ) => Promise<MessageItem>;
+  sendMessageNotOss: (
+    params: SendMsgParams,
+    operationID: string
+  ) => Promise<MessageItem>;
+  typingStatusUpdate: (
+    params: TypingUpdateParams,
+    operationID: string
+  ) => Promise<unknown>;
+  changeInputStates: (
+    params: ChangeInputStatesParams,
+    operationID: string
+  ) => Promise<unknown>;
+  getInputStates: (
+    params: GetInputStatesParams,
+    operationID: string
+  ) => Promise<number[]>;
+  revokeMessage: (
+    params: OpreateMessageParams,
+    operationID: string
+  ) => Promise<unknown>;
+  deleteMessage: (
+    params: OpreateMessageParams,
+    operationID: string
+  ) => Promise<unknown>;
+  deleteMessageFromLocalStorage: (
+    params: OpreateMessageParams,
+    operationID: string
+  ) => Promise<unknown>;
+  deleteAllMsgFromLocal: (operationID: string) => Promise<unknown>;
+  deleteAllMsgFromLocalAndSvr: (operationID: string) => Promise<unknown>;
+  searchLocalMessages: (
+    params: SearchLocalParams,
+    operationID: string
+  ) => Promise<SearchMessageResult>;
+  getAdvancedHistoryMessageList: (
+    params: GetAdvancedHistoryMsgParams,
+    operationID: string
+  ) => Promise<AdvancedGetMessageResult>;
+  getAdvancedHistoryMessageListReverse: (
+    params: GetAdvancedHistoryMsgParams,
+    operationID: string
+  ) => Promise<AdvancedGetMessageResult>;
+  findMessageList: (
+    params: FindMessageParams[],
+    operationID: string
+  ) => Promise<MessageItem[]>;
+  insertGroupMessageToLocalStorage: (
+    params: InsertGroupMsgParams,
+    operationID: string
+  ) => Promise<unknown>;
+  insertSingleMessageToLocalStorage: (
+    params: InsertSingleMsgParams,
+    operationID: string
+  ) => Promise<unknown>;
+  setMessageLocalEx: (
+    params: SetMessageLocalExParams,
+    operationID: string
+  ) => Promise<unknown>;
+  uploadLogs: (params: UploadLogsParams, operationID: string) => Promise<unknown>;
+  logs: (params: LogsParams, operationID: string) => Promise<unknown>;
+  unInitSDK: (operationID: string) => Promise<unknown>;
+  updateFcmToken: (fcmToken: string, expireTime: number, operationID: string) => Promise<void>;
+  setAppBadge: (appUnreadCount: number, operationID: string) => Promise<void>;
+}
diff --git a/src/constants/OpenIMEvents.ts b/src/constants/OpenIMEvents.ts
new file mode 100644
index 0000000..f164b9d
--- /dev/null
+++ b/src/constants/OpenIMEvents.ts
@@ -0,0 +1,62 @@
+export const OpenIMEvent = {
+  OnConnectSuccess: 'onConnectSuccess',
+  OnConnecting: 'onConnecting',
+  OnConnectFailed: 'onConnectFailed',
+  OnKickedOffline: 'onKickedOffline',
+  OnSelfInfoUpdated: 'onSelfInfoUpdated',
+  OnUserStatusChanged: 'onUserStatusChanged',
+  OnUserTokenExpired: 'onUserTokenExpired',
+  OnUserTokenInvalid: 'onUserTokenInvalid',
+
+  OnRecvNewMessage: 'onRecvNewMessage',
+  OnRecvNewMessages: 'onRecvNewMessages',
+  OnRecvOfflineNewMessage: 'onRecvOfflineNewMessage',
+  OnRecvOnlineOnlyMessage: 'onRecvOnlineOnlyMessage',
+  OnRecvOfflineNewMessages: 'onRecvOfflineNewMessages',
+  OnMsgDeleted: 'onMsgDeleted',
+  OnRecvC2CReadReceipt: 'onRecvC2CReadReceipt',
+  OnNewRecvMessageRevoked: 'onNewRecvMessageRevoked',
+  // OnRecvMessageRevoked: 'onRecvMessageRevoked', // iOS only
+  // OnRecvMessageExtensionsAdded: 'onRecvMessageExtensionsAdded', // iOS only
+  // OnRecvMessageExtensionsChanged: 'onRecvMessageExtensionsChanged', // iOS only
+  // OnRecvMessageExtensionsDeleted: 'onRecvMessageExtensionsDeleted', // iOS only
+
+  OnConversationChanged: 'onConversationChanged',
+  OnInputStatusChanged: 'onInputStatusChanged',
+  OnNewConversation: 'onNewConversation',
+  OnSyncServerFailed: 'onSyncServerFailed',
+  OnSyncServerFinish: 'onSyncServerFinish',
+  OnSyncServerStart: 'onSyncServerStart',
+  OnSyncServerProgress: 'onSyncServerProgress',
+  OnTotalUnreadMessageCountChanged: 'onTotalUnreadMessageCountChanged',
+
+  OnBlackAdded: 'onBlackAdded',
+  OnBlackDeleted: 'onBlackDeleted',
+  OnFriendApplicationAccepted: 'onFriendApplicationAccepted',
+  OnFriendApplicationAdded: 'onFriendApplicationAdded',
+  OnFriendApplicationDeleted: 'onFriendApplicationDeleted',
+  OnFriendApplicationRejected: 'onFriendApplicationRejected',
+  OnFriendInfoChanged: 'onFriendInfoChanged',
+  OnFriendAdded: 'onFriendAdded',
+  OnFriendDeleted: 'onFriendDeleted',
+
+  OnGroupApplicationAccepted: 'onGroupApplicationAccepted',
+  OnGroupApplicationRejected: 'onGroupApplicationRejected',
+  OnGroupApplicationAdded: 'onGroupApplicationAdded',
+  OnGroupApplicationDeleted: 'onGroupApplicationDeleted',
+  OnGroupInfoChanged: 'onGroupInfoChanged',
+  OnGroupMemberInfoChanged: 'onGroupMemberInfoChanged',
+  OnGroupMemberAdded: 'onGroupMemberAdded',
+  OnGroupMemberDeleted: 'onGroupMemberDeleted',
+  OnJoinedGroupAdded: 'onJoinedGroupAdded',
+  OnJoinedGroupDeleted: 'onJoinedGroupDeleted',
+  OnGroupDismissed: 'onGroupDismissed',
+  SendMessageProgress: 'SendMessageProgress',
+  UploadComplete: 'uploadComplete',
+  OnRecvCustomBusinessMessage: 'onRecvCustomBusinessMessage',
+  UploadOnProgress: 'uploadOnProgress',
+  // OnReceiveNewMessages: 'onReceiveNewMessages', // iOS only
+  // OnReceiveOfflineNewMessages: 'onReceiveOfflineNewMessages', // iOS only
+} as const;
+
+export type OpenIMEventName = typeof OpenIMEvent[keyof typeof OpenIMEvent];
diff --git a/src/emitter.ts b/src/emitter.ts
new file mode 100644
index 0000000..c529379
--- /dev/null
+++ b/src/emitter.ts
@@ -0,0 +1,55 @@
+import { EmitterSubscription } from 'react-native';
+import { OpenIMEvent } from './constants/OpenIMEvents';
+import { NativeOpenIMEmitter } from './OpenIMSDK.native';
+import { ArgsOfEvent } from './types/eventArgs';
+
+interface EmitterInterface {
+  on<E extends EventName>(eventName: E, callback: (...args: ArgsOfEvent<E>) => void): void;
+  off<E extends EventName>(eventName: E, callback: (...args: ArgsOfEvent<E>) => void): void;
+}
+
+type EventName = typeof OpenIMEvent[keyof typeof OpenIMEvent];
+
+type NativeSubscriptionAndCallbackPair = {
+  subscription: EmitterSubscription;
+  callback: (...args: any[]) => void;
+};
+
+class Emitter implements EmitterInterface {
+  private pairsMap: Map<EventName, NativeSubscriptionAndCallbackPair[]>;
+
+  constructor(){
+    this.pairsMap = new Map();
+  }
+
+  on<E extends EventName>(eventName: E, callback: (...args: ArgsOfEvent<E>) => void): void {
+    const subscription = NativeOpenIMEmitter.addListener(eventName, (...data) => {
+      callback(...data as ArgsOfEvent<E>)
+    });
+
+    const pair = this.pairsMap.get(eventName) || [];
+    pair.push({ subscription, callback });
+    this.pairsMap.set(eventName, pair);
+  }
+
+  off<E extends EventName>(eventName: E, callback: (...args: ArgsOfEvent<E>) => void): void {
+    const pairs = this.pairsMap.get(eventName);
+    if (!pairs) return;
+
+    const pair = pairs.find((candidate) => candidate.callback === callback);
+    if (pair) {
+      /**
+       * NOTE: When removing listeners in a useEffect cleanup, calling
+       * NativeOpenIMEmitter.removeSubscription(subscription) can throw a
+       * "method not found" error. Prefer subscription.remove(), which works
+       * reliably. This appears to be a React Native bug.
+       */
+      // NativeOpenIMEmitter.removeSubscription(pair.subscription); 
+      pair.subscription.remove();
+      pairs.splice(pairs.indexOf(pair), 1);
+      this.pairsMap.set(eventName, pairs);
+    }
+  }
+}
+
+export default Emitter;
diff --git a/src/errors/OpenIMApiError.ts b/src/errors/OpenIMApiError.ts
new file mode 100644
index 0000000..65094ca
--- /dev/null
+++ b/src/errors/OpenIMApiError.ts
@@ -0,0 +1,11 @@
+export class OpenIMApiError extends Error {
+  name: string = 'OpenIMApiError';
+  code: number;
+  message: string;
+
+  constructor(code: number, message: string) {
+    super(message);
+    this.code = code;
+    this.message = message;
+  }
+}
diff --git a/src/errors/OpenIMEventError.ts b/src/errors/OpenIMEventError.ts
new file mode 100644
index 0000000..4bda912
--- /dev/null
+++ b/src/errors/OpenIMEventError.ts
@@ -0,0 +1,4 @@
+export type OpenIMEventBaseErrorType = {
+  errMsg: string;
+  errCode: number;
+}
diff --git a/src/index.tsx b/src/index.tsx
index 511a713..2472c43 100644
--- a/src/index.tsx
+++ b/src/index.tsx
@@ -1,505 +1,15 @@
-import { NativeEventEmitter, NativeModules, Platform } from 'react-native';
-import {
-  SelfUserInfo,
-  UserOnlineState,
-  BlackUserItem,
-  FriendApplicationItem,
-  FriendshipInfo,
-  SearchedFriendsInfo,
-  GroupApplicationItem,
-  GroupItem,
-  GroupMemberItem,
-  ConversationItem,
-  AdvancedGetMessageResult,
-  CardElem,
-  MessageItem,
-  SearchMessageResult,
-  FriendUserItem,
-  PublicUserItem,
-} from './types/entity';
-import { LoginStatus, MessageReceiveOptType } from './types/enum';
-import {
-  AccessFriendParams,
-  AccessGroupParams,
-  AddBlackParams,
-  AddFriendParams,
-  AtMsgParams,
-  ChangeGroupMemberMuteParams,
-  ChangeGroupMuteParams,
-  ChangeInputStatesParams,
-  CreateGroupParams,
-  CustomMsgParams,
-  FaceMessageParams,
-  FileMsgByPathParams,
-  FileMsgParams,
-  FindMessageParams,
-  GetAdvancedHistoryMsgParams,
-  GetFriendApplicationListAsApplicantParams,
-  GetFriendApplicationListAsRecipientParams,
-  GetGroupApplicationListAsApplicantParams,
-  GetGroupApplicationListAsRecipientParams,
-  GetGroupMemberByTimeParams,
-  GetGroupMemberParams,
-  GetGroupMembersInfoParams,
-  GetInputStatesParams,
-  GetOneConversationParams,
-  GetSelfApplicationUnhandledCountParams,
-  GetSpecifiedFriendsParams,
-  ImageMsgParams,
-  InitOptions,
-  InsertGroupMsgParams,
-  InsertSingleMsgParams,
-  JoinGroupParams,
-  LocationMsgParams,
-  LoginParams,
-  LogsParams,
-  MergerMsgParams,
-  OffsetParams,
-  OpreateGroupParams,
-  OpreateMessageParams,
-  PinConversationParams,
-  QuoteMsgParams,
-  RemarkFriendParams,
-  SearchFriendParams,
-  SearchGroupMemberParams,
-  SearchGroupParams,
-  SearchLocalParams,
-  SendMsgParams,
-  SetBurnDurationParams,
-  SetConversationDraftParams,
-  SetConversationParams,
-  SetConversationPrivateParams,
-  SetConversationRecvOptParams,
-  SetGroupinfoParams,
-  SetMessageLocalExParams,
-  SoundMsgByPathParams,
-  SoundMsgParams,
-  SplitConversationParams,
-  TransferGroupParams,
-  TypingUpdateParams,
-  UpdateFriendsParams,
-  UpdateMemberInfoParams,
-  UploadFileParams,
-  UploadLogsParams,
-  VideoMsgByPathParams,
-  VideoMsgParams,
-} from './types/params';
-
-const LINKING_ERROR =
-  `The package 'open-im-sdk-rn' doesn't seem to be linked. Make sure: \n\n` +
-  Platform.select({ ios: "- You have run 'pod install'\n", default: '' }) +
-  '- You rebuilt the app after installing the package\n' +
-  '- You are not using Expo managed workflow\n';
-
-const OpenIMSDKRN: OpenIMSDKRNInterface = NativeModules.OpenIMSDKRN
-  ? NativeModules.OpenIMSDKRN
-  : new Proxy(
-      {},
-      {
-        get() {
-          throw new Error(LINKING_ERROR);
-        },
-      }
-    );
-
-export const OpenIMEmitter = new NativeEventEmitter(OpenIMSDKRN);
-
-export default OpenIMSDKRN;
-
-interface OpenIMSDKRNInterface {
-  addListener: (eventType: string) => void;
-  removeListeners: (count: number) => void;
-
-  // login
-  initSDK: (params: InitOptions, operationID: string) => Promise<unknown>;
-  login: (params: LoginParams, operationID: string) => Promise<unknown>;
-  logout: (operationID: string) => Promise<unknown>;
-  getLoginStatus: (operationID: string) => Promise<LoginStatus>;
-  getLoginUserID: (operationID: string) => Promise<string>;
-  uploadFile: (
-    params: UploadFileParams,
-    operationID: string
-  ) => Promise<{
-    url: string;
-  }>;
-
-  // user
-  getUsersInfo: (
-    userIDList: string[],
-    operationID: string
-  ) => Promise<PublicUserItem[]>;
-  getSelfUserInfo: (operationID: string) => Promise<SelfUserInfo>;
-  setSelfInfo: (
-    params: Partial<SelfUserInfo>,
-    operationID: string
-  ) => Promise<unknown>;
-  subscribeUsersStatus: (
-    params: string[],
-    operationID: string
-  ) => Promise<UserOnlineState[]>;
-  unsubscribeUsersStatus: (
-    params: string[],
-    operationID: string
-  ) => Promise<unknown>;
-  getSubscribeUsersStatus: (operationID: string) => Promise<UserOnlineState[]>;
-  setAppBackgroundStatus: (
-    params: boolean,
-    operationID: string
-  ) => Promise<unknown>;
-  networkStatusChanged: (operationID: string) => Promise<unknown>;
-  /**
-   * @deprecated Use setSelfInfo instead.
-   */
-  setGlobalRecvMessageOpt: (
-    params: MessageReceiveOptType,
-    operationID: string
-  ) => Promise<unknown>;
-
-  // friend relationShip
-  acceptFriendApplication: (
-    params: AccessFriendParams,
-    operationID: string
-  ) => Promise<unknown>;
-  addBlack: (params: AddBlackParams, operationID: string) => Promise<unknown>;
-  addFriend: (params: AddFriendParams, operationID: string) => Promise<unknown>;
-  checkFriend: (
-    params: string[],
-    operationID: string
-  ) => Promise<FriendshipInfo[]>;
-  deleteFriend: (params: string, operationID: string) => Promise<unknown>;
-  getBlackList: (operationID: string) => Promise<BlackUserItem[]>;
-  getFriendApplicationListAsApplicant: (
-    operationID: string,
-    req: GetFriendApplicationListAsApplicantParams
-  ) => Promise<FriendApplicationItem[]>;
-  getFriendApplicationListAsRecipient: (
-    operationID: string,
-    req: GetFriendApplicationListAsRecipientParams
-  ) => Promise<FriendApplicationItem[]>;
-  getFriendApplicationUnhandledCount: (
-    req: GetSelfApplicationUnhandledCountParams,
-    operationID: string
-  ) => Promise<number>;
-  getFriendList: (
-    filterBlack: boolean,
-    operationID: string
-  ) => Promise<FriendUserItem[]>;
-  getFriendListPage: (
-    params: OffsetParams & { filterBlack?: boolean },
-    operationID: string
-  ) => Promise<FriendUserItem[]>;
-  getSpecifiedFriendsInfo: (
-    params: GetSpecifiedFriendsParams,
-    operationID: string
-  ) => Promise<FriendUserItem[]>;
-  updateFriends: (
-    params: UpdateFriendsParams,
-    operationID: string
-  ) => Promise<unknown>;
-  refuseFriendApplication: (
-    params: AccessFriendParams,
-    operationID: string
-  ) => Promise<unknown>;
-  removeBlack: (params: string, operationID: string) => Promise<unknown>;
-  searchFriends: (
-    params: SearchFriendParams,
-    operationID: string
-  ) => Promise<SearchedFriendsInfo[]>;
-  setFriendRemark: (
-    params: RemarkFriendParams,
-    operationID: string
-  ) => Promise<unknown>;
-
-  // group
-  createGroup: (
-    params: CreateGroupParams,
-    operationID: string
-  ) => Promise<GroupItem>;
-  joinGroup: (params: JoinGroupParams, operationID: string) => Promise<unknown>;
-  inviteUserToGroup: (
-    params: OpreateGroupParams,
-    operationID: string
-  ) => Promise<unknown>;
-  getJoinedGroupList: (operationID: string) => Promise<GroupItem[]>;
-  getJoinedGroupListPage: (
-    params: OffsetParams,
-    operationID: string
-  ) => Promise<GroupItem[]>;
-  searchGroups: (
-    params: SearchGroupParams,
-    operationID: string
-  ) => Promise<GroupItem[]>;
-  getSpecifiedGroupsInfo: (
-    params: string[],
-    operationID: string
-  ) => Promise<GroupItem[]>;
-  setGroupInfo: (
-    params: SetGroupinfoParams,
-    operationID: string
-  ) => Promise<unknown>;
-  getGroupApplicationListAsRecipient: (
-    operationID: string,
-    req: GetGroupApplicationListAsRecipientParams
-  ) => Promise<GroupApplicationItem[]>;
-  getGroupApplicationListAsApplicant: (
-    operationID: string,
-    req: GetGroupApplicationListAsApplicantParams
-  ) => Promise<GroupApplicationItem[]>;
-  getGroupApplicationUnhandledCount: (
-    req: GetSelfApplicationUnhandledCountParams,
-    operationID: string
-  ) => Promise<number>;
-  acceptGroupApplication: (
-    params: AccessGroupParams,
-    operationID: string
-  ) => Promise<unknown>;
-  refuseGroupApplication: (
-    params: AccessGroupParams,
-    operationID: string
-  ) => Promise<unknown>;
-  getGroupMemberList: (
-    params: GetGroupMemberParams,
-    operationID: string
-  ) => Promise<GroupMemberItem[]>;
-  getSpecifiedGroupMembersInfo: (
-    params: GetGroupMembersInfoParams,
-    operationID: string
-  ) => Promise<GroupMemberItem[]>;
-  getUsersInGroup: (
-    params: GetGroupMembersInfoParams,
-    operationID: string
-  ) => Promise<string[]>;
-  searchGroupMembers: (
-    params: SearchGroupMemberParams,
-    operationID: string
-  ) => Promise<GroupMemberItem[]>;
-  setGroupMemberInfo: (
-    params: UpdateMemberInfoParams,
-    operationID: string
-  ) => Promise<unknown>;
-  getGroupMemberOwnerAndAdmin: (
-    params: string,
-    operationID: string
-  ) => Promise<GroupMemberItem[]>;
-  getGroupMemberListByJoinTimeFilter: (
-    params: GetGroupMemberByTimeParams,
-    operationID: string
-  ) => Promise<GroupMemberItem[]>;
-  kickGroupMember: (
-    params: OpreateGroupParams,
-    operationID: string
-  ) => Promise<unknown>;
-  changeGroupMemberMute: (
-    params: ChangeGroupMemberMuteParams,
-    operationID: string
-  ) => Promise<unknown>;
-  changeGroupMute: (
-    params: ChangeGroupMuteParams,
-    operationID: string
-  ) => Promise<unknown>;
-  transferGroupOwner: (
-    params: TransferGroupParams,
-    operationID: string
-  ) => Promise<unknown>;
-  dismissGroup: (params: string, operationID: string) => Promise<unknown>;
-  quitGroup: (params: string, operationID: string) => Promise<unknown>;
-  isJoinGroup: (groupID: string, operationID: string) => Promise<boolean>;
-
-  // conversation & message
-  getAllConversationList: (operationID: string) => Promise<ConversationItem[]>;
-  getConversationListSplit: (
-    params: SplitConversationParams,
-    operationID: string
-  ) => Promise<ConversationItem[]>;
-  getOneConversation: (
-    params: GetOneConversationParams,
-    operationID: string
-  ) => Promise<ConversationItem>;
-  getMultipleConversation: (
-    params: string,
-    operationID: string
-  ) => Promise<ConversationItem[]>;
-  getConversationIDBySessionType: (
-    params: GetOneConversationParams,
-    operationID: string
-  ) => Promise<ConversationItem>;
-  getTotalUnreadMsgCount: (operationID: string) => Promise<number>;
-  markConversationMessageAsRead: (
-    params: string,
-    operationID: string
-  ) => Promise<unknown>;
-  setConversation: (
-    params: SetConversationParams,
-    operationID: string
-  ) => Promise<unknown>;
-  setConversationDraft: (
-    params: SetConversationDraftParams,
-    operationID: string
-  ) => Promise<unknown>;
-  pinConversation: (
-    params: PinConversationParams,
-    operationID: string
-  ) => Promise<unknown>;
-  setConversationRecvMessageOpt: (
-    params: SetConversationRecvOptParams,
-    operationID: string
-  ) => Promise<unknown>;
-  setConversationPrivateChat: (
-    params: SetConversationPrivateParams,
-    operationID: string
-  ) => Promise<unknown>;
-  setConversationBurnDuration: (
-    params: SetBurnDurationParams,
-    operationID: string
-  ) => Promise<unknown>;
-  resetConversationGroupAtType: (
-    params: string,
-    operationID: string
-  ) => Promise<unknown>;
-  hideConversation: (params: string, operationID: string) => Promise<unknown>;
-  hideAllConversation: (operationID: string) => Promise<unknown>;
-  clearConversationAndDeleteAllMsg: (
-    params: string,
-    operationID: string
-  ) => Promise<unknown>;
-  deleteConversationAndDeleteAllMsg: (
-    params: string,
-    operationID: string
-  ) => Promise<unknown>;
-
-  createImageMessageFromFullPath: (
-    params: string,
-    operationID: string
-  ) => Promise<MessageItem>;
-  createVideoMessageFromFullPath: (
-    params: VideoMsgByPathParams,
-    operationID: string
-  ) => Promise<MessageItem>;
-  createSoundMessageFromFullPath: (
-    params: SoundMsgByPathParams,
-    operationID: string
-  ) => Promise<MessageItem>;
-  createFileMessageFromFullPath: (
-    params: FileMsgByPathParams,
-    operationID: string
-  ) => Promise<MessageItem>;
-  createTextMessage: (
-    params: string,
-    operationID: string
-  ) => Promise<MessageItem>;
-  createTextAtMessage: (
-    params: AtMsgParams,
-    operationID: string
-  ) => Promise<MessageItem>;
-  createImageMessageByURL: (
-    params: ImageMsgParams,
-    operationID: string
-  ) => Promise<MessageItem>;
-  createSoundMessageByURL: (
-    params: SoundMsgParams,
-    operationID: string
-  ) => Promise<MessageItem>;
-  createVideoMessageByURL: (
-    params: VideoMsgParams,
-    operationID: string
-  ) => Promise<MessageItem>;
-  createFileMessageByURL: (
-    params: FileMsgParams,
-    operationID: string
-  ) => Promise<MessageItem>;
-  createMergerMessage: (
-    params: MergerMsgParams,
-    operationID: string
-  ) => Promise<MessageItem>;
-  createForwardMessage: (
-    params: MessageItem,
-    operationID: string
-  ) => Promise<MessageItem>;
-  createLocationMessage: (
-    params: LocationMsgParams,
-    operationID: string
-  ) => Promise<MessageItem>;
-  createQuoteMessage: (
-    params: QuoteMsgParams,
-    operationID: string
-  ) => Promise<MessageItem>;
-  createCardMessage: (
-    params: CardElem,
-    operationID: string
-  ) => Promise<MessageItem>;
-  createCustomMessage: (
-    params: CustomMsgParams,
-    operationID: string
-  ) => Promise<MessageItem>;
-  createFaceMessage: (
-    params: FaceMessageParams,
-    operationID: string
-  ) => Promise<MessageItem>;
-  sendMessage: (
-    params: SendMsgParams,
-    operationID: string
-  ) => Promise<MessageItem>;
-  sendMessageNotOss: (
-    params: SendMsgParams,
-    operationID: string
-  ) => Promise<MessageItem>;
-  typingStatusUpdate: (
-    params: TypingUpdateParams,
-    operationID: string
-  ) => Promise<unknown>;
-  changeInputStates: (
-    params: ChangeInputStatesParams,
-    operationID: string
-  ) => Promise<unknown>;
-  getInputStates: (
-    params: GetInputStatesParams,
-    operationID: string
-  ) => Promise<number[]>;
-  revokeMessage: (
-    params: OpreateMessageParams,
-    operationID: string
-  ) => Promise<unknown>;
-  deleteMessage: (
-    params: OpreateMessageParams,
-    operationID: string
-  ) => Promise<unknown>;
-  deleteMessageFromLocalStorage: (
-    params: OpreateMessageParams,
-    operationID: string
-  ) => Promise<unknown>;
-  deleteAllMsgFromLocal: (operationID: string) => Promise<unknown>;
-  deleteAllMsgFromLocalAndSvr: (operationID: string) => Promise<unknown>;
-  searchLocalMessages: (
-    params: SearchLocalParams,
-    operationID: string
-  ) => Promise<SearchMessageResult>;
-  getAdvancedHistoryMessageList: (
-    params: GetAdvancedHistoryMsgParams,
-    operationID: string
-  ) => Promise<AdvancedGetMessageResult>;
-  getAdvancedHistoryMessageListReverse: (
-    params: GetAdvancedHistoryMsgParams,
-    operationID: string
-  ) => Promise<AdvancedGetMessageResult>;
-  findMessageList: (
-    params: FindMessageParams[],
-    operationID: string
-  ) => Promise<MessageItem[]>;
-  insertGroupMessageToLocalStorage: (
-    params: InsertGroupMsgParams,
-    operationID: string
-  ) => Promise<unknown>;
-  insertSingleMessageToLocalStorage: (
-    params: InsertSingleMsgParams,
-    operationID: string
-  ) => Promise<unknown>;
-  setMessageLocalEx: (
-    params: SetMessageLocalExParams,
-    operationID: string
-  ) => Promise<unknown>;
-  uploadLogs: (params: UploadLogsParams, operationID: string) => Promise<unknown>;
-  logs: (params: LogsParams, operationID: string) => Promise<unknown>;
-  unInitSDK: (operationID: string) => Promise<unknown>;
-  updateFcmToken: (fcmToken: string, expireTime: number, operationID: string) => Promise<void>;
-  setAppBadge: (appUnreadCount: number, operationID: string) => Promise<void>;
-}
+import { default as OpenIMSDK }  from './sdk';
+export default OpenIMSDK;
+
+// Legacy event listeners used the native module's emitter directly.
+// They are now wrapped; prefer OpenIMSDK.on and OpenIMSDK.off.
+// For backward compatibility, we still export NativeOpenIMEmitter as OpenIMEmitter.
+export { NativeOpenIMEmitter as OpenIMEmitter } from './OpenIMSDK.native';
+
+export * from './constants/OpenIMEvents';
+export * from './errors/OpenIMApiError';
+export * from './errors/OpenIMEventError';
+export * from './types/entity';
+export * from './types/enum';
+export * from './types/eventArgs';
+export * from './types/params';
diff --git a/src/sdk.ts b/src/sdk.ts
new file mode 100644
index 0000000..d4f564b
--- /dev/null
+++ b/src/sdk.ts
@@ -0,0 +1,638 @@
+import Emitter from './emitter';
+import { OpenIMApiError } from './errors/OpenIMApiError';
+import NativeOpenIMSDK from './OpenIMSDK.native';
+import type { CardElem, MessageItem, SelfUserInfo } from './types/entity';
+import type { MessageReceiveOptType } from './types/enum';
+import {
+  AccessFriendParams,
+  AccessGroupParams,
+  AddBlackParams,
+  AddFriendParams,
+  AtMsgParams,
+  ChangeGroupMemberMuteParams,
+  ChangeGroupMuteParams,
+  ChangeInputStatesParams,
+  CreateGroupParams,
+  CustomMsgParams,
+  FaceMessageParams,
+  FileMsgByPathParams,
+  FileMsgParams,
+  FindMessageParams,
+  GetAdvancedHistoryMsgParams,
+  GetFriendApplicationListAsApplicantParams,
+  GetFriendApplicationListAsRecipientParams,
+  GetGroupApplicationListAsApplicantParams,
+  GetGroupApplicationListAsRecipientParams,
+  GetGroupMemberByTimeParams,
+  GetGroupMemberParams,
+  GetGroupMembersInfoParams,
+  GetInputStatesParams,
+  GetOneConversationParams,
+  GetSelfApplicationUnhandledCountParams,
+  GetSpecifiedFriendsParams,
+  ImageMsgParams,
+  InitOptions,
+  InsertGroupMsgParams,
+  InsertSingleMsgParams,
+  JoinGroupParams,
+  LocationMsgParams,
+  LoginParams,
+  LogsParams,
+  MergerMsgParams,
+  OffsetParams,
+  OpreateGroupParams,
+  OpreateMessageParams,
+  PinConversationParams,
+  QuoteMsgParams,
+  RemarkFriendParams,
+  SearchFriendParams,
+  SearchGroupMemberParams,
+  SearchGroupParams,
+  SearchLocalParams,
+  SendMsgParams,
+  SetBurnDurationParams,
+  SetConversationDraftParams,
+  SetConversationParams,
+  SetConversationPrivateParams,
+  SetConversationRecvOptParams,
+  SetGroupinfoParams,
+  SetMessageLocalExParams,
+  SoundMsgByPathParams,
+  SoundMsgParams,
+  SplitConversationParams,
+  TransferGroupParams,
+  TypingUpdateParams,
+  UpdateFriendsParams,
+  UpdateMemberInfoParams,
+  UploadFileParams,
+  UploadLogsParams,
+  VideoMsgByPathParams,
+  VideoMsgParams,
+} from './types/params';
+import id from './utils/id';
+
+class OpenIMSDK extends Emitter {
+  private static instance: OpenIMSDK;
+
+  private constructor() {
+    super();
+  }
+
+  static getInstance(): OpenIMSDK {
+    if (!OpenIMSDK.instance) {
+      OpenIMSDK.instance = new OpenIMSDK();
+    }
+    return OpenIMSDK.instance;
+  }
+
+  private async invoke<T extends (...args: any[]) => any, R = ReturnType<T>>(
+    nativeMethod: T,
+    args: Parameters<T>
+  ): Promise<R extends Promise<any> ? Awaited<R> : R> {
+    try {
+      const result = nativeMethod(...args);
+      if (result instanceof Promise) {
+        return await result;
+      }
+      return result;
+    } catch (error: any) {
+      /**
+       * Native-layer rejection (via the React Native bridge):
+       * When the native side calls Promise.reject, the JS side receives an object shaped as:
+       * {
+       *   code: number;
+       *   message: string;
+       *   userInfo: object;
+       *   nativeStackIOS: string; // iOS only
+       *   domain: string;         // iOS only
+       *   nativeStackAndroid: string; // Android only
+       * }
+       * See com.facebook.react.bridge.PromiseImpl (Android) for details.
+       *
+       * This handler wraps all errors into the OpenIMApiError class (code, message) to
+       * standardize error formats and make it easy for the business layer to determine
+       * error sources based on the OpenIMApiError class.
+       */
+      throw new OpenIMApiError(error.code, error.message);
+    }
+  }
+
+  // login
+  initSDK(params: InitOptions, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.initSDK, [params, operationID]);
+  }
+
+  login(params: LoginParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.login, [params, operationID]);
+  }
+
+  logout(operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.logout, [operationID]);
+  }
+
+  getLoginStatus(operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.getLoginStatus, [operationID]);
+  }
+
+  getLoginUserID(operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.getLoginUserID, [operationID]);
+  }
+
+  uploadFile(params: UploadFileParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.uploadFile, [params, operationID]);
+  }
+
+  // user
+  getUsersInfo(userIDList: string[], operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.getUsersInfo, [userIDList, operationID]);
+  }
+
+  getSelfUserInfo(operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.getSelfUserInfo, [operationID]);
+  }
+
+  setSelfInfo(params: Partial<SelfUserInfo>, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.setSelfInfo, [params, operationID]);
+  }
+
+  subscribeUsersStatus(params: string[], operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.subscribeUsersStatus, [params, operationID]);
+  }
+
+  unsubscribeUsersStatus(params: string[], operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.unsubscribeUsersStatus, [params, operationID]);
+  }
+
+  getSubscribeUsersStatus(operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.getSubscribeUsersStatus, [operationID]);
+  }
+
+  setAppBackgroundStatus(params: boolean, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.setAppBackgroundStatus, [params, operationID]);
+  }
+
+  networkStatusChanged(operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.networkStatusChanged, [operationID]);
+  }
+
+  /**
+   * @deprecated Use setSelfInfo instead.
+   */
+  setGlobalRecvMessageOpt(params: MessageReceiveOptType, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.setGlobalRecvMessageOpt, [params, operationID]);
+  }
+
+  // friend relationship
+  acceptFriendApplication(params: AccessFriendParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.acceptFriendApplication, [params, operationID]);
+  }
+
+  addBlack(params: AddBlackParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.addBlack, [params, operationID]);
+  }
+
+  addFriend(params: AddFriendParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.addFriend, [params, operationID]);
+  }
+
+  checkFriend(params: string[], operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.checkFriend, [params, operationID]);
+  }
+
+  deleteFriend(params: string, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.deleteFriend, [params, operationID]);
+  }
+
+  getBlackList(operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.getBlackList, [operationID]);
+  }
+
+  // TODO:
+  getFriendApplicationListAsApplicant(
+    operationID: string = id(),
+    req: GetFriendApplicationListAsApplicantParams = { offset: 0, count: 20 },
+  ) {
+    return this.invoke(NativeOpenIMSDK.getFriendApplicationListAsApplicant, [operationID, req]);
+  }
+
+  // TODO:
+  getFriendApplicationListAsRecipient(
+    operationID: string = id(),
+    req: GetFriendApplicationListAsRecipientParams = { handleResults: [], offset: 0, count: 20 },
+  ) {
+    return this.invoke(NativeOpenIMSDK.getFriendApplicationListAsRecipient, [operationID, req]);
+  }
+
+  getFriendApplicationUnhandledCount(
+    req: GetSelfApplicationUnhandledCountParams,
+    operationID: string = id()
+  ) {
+    return this.invoke(NativeOpenIMSDK.getFriendApplicationUnhandledCount, [req, operationID]);
+  }
+
+  getFriendList(filterBlack: boolean, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.getFriendList, [filterBlack, operationID]);
+  }
+
+  getFriendListPage(
+    params: OffsetParams & { filterBlack?: boolean },
+    operationID: string = id()
+  ) {
+    return this.invoke(NativeOpenIMSDK.getFriendListPage, [params, operationID]);
+  }
+
+  getSpecifiedFriendsInfo(params: GetSpecifiedFriendsParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.getSpecifiedFriendsInfo, [params, operationID]);
+  }
+
+  updateFriends(params: UpdateFriendsParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.updateFriends, [params, operationID]);
+  }
+
+  refuseFriendApplication(params: AccessFriendParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.refuseFriendApplication, [params, operationID]);
+  }
+
+  removeBlack(params: string, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.removeBlack, [params, operationID]);
+  }
+
+  searchFriends(params: SearchFriendParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.searchFriends, [params, operationID]);
+  }
+
+  setFriendRemark(params: RemarkFriendParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.setFriendRemark, [params, operationID]);
+  }
+
+  // group
+  createGroup(params: CreateGroupParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.createGroup, [params, operationID]);
+  }
+
+  joinGroup(params: JoinGroupParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.joinGroup, [params, operationID]);
+  }
+
+  inviteUserToGroup(params: OpreateGroupParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.inviteUserToGroup, [params, operationID]);
+  }
+
+  getJoinedGroupList(operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.getJoinedGroupList, [operationID]);
+  }
+
+  getJoinedGroupListPage(params: OffsetParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.getJoinedGroupListPage, [params, operationID]);
+  }
+
+  searchGroups(params: SearchGroupParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.searchGroups, [params, operationID]);
+  }
+
+  getSpecifiedGroupsInfo(params: string[], operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.getSpecifiedGroupsInfo, [params, operationID]);
+  }
+
+  setGroupInfo(params: SetGroupinfoParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.setGroupInfo, [params, operationID]);
+  }
+
+  // TODO:
+  getGroupApplicationListAsRecipient(
+    operationID: string = id(),
+    req: GetGroupApplicationListAsRecipientParams = { groupIDs: [], handleResults: [], offset: 0, count: 20 },
+  ) {
+    return this.invoke(NativeOpenIMSDK.getGroupApplicationListAsRecipient, [operationID, req]);
+  }
+
+  // TODO:
+  getGroupApplicationListAsApplicant(
+    operationID: string = id(),
+    req: GetGroupApplicationListAsApplicantParams = { groupIDs: [], handleResults: [], offset: 0, count: 20 },
+  ) {
+    return this.invoke(NativeOpenIMSDK.getGroupApplicationListAsApplicant, [operationID, req]);
+  }
+
+  getGroupApplicationUnhandledCount(
+    req: GetSelfApplicationUnhandledCountParams,
+    operationID: string = id()
+  ) {
+    return this.invoke(NativeOpenIMSDK.getGroupApplicationUnhandledCount, [req, operationID]);
+  }
+
+  acceptGroupApplication(params: AccessGroupParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.acceptGroupApplication, [params, operationID]);
+  }
+
+  refuseGroupApplication(params: AccessGroupParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.refuseGroupApplication, [params, operationID]);
+  }
+
+  getGroupMemberList(params: GetGroupMemberParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.getGroupMemberList, [params, operationID]);
+  }
+
+  getSpecifiedGroupMembersInfo(
+    params: GetGroupMembersInfoParams,
+    operationID: string = id()
+  ) {
+    return this.invoke(NativeOpenIMSDK.getSpecifiedGroupMembersInfo, [params, operationID]);
+  }
+
+  getUsersInGroup(params: GetGroupMembersInfoParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.getUsersInGroup, [params, operationID]);
+  }
+
+  searchGroupMembers(params: SearchGroupMemberParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.searchGroupMembers, [params, operationID]);
+  }
+
+  setGroupMemberInfo(params: UpdateMemberInfoParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.setGroupMemberInfo, [params, operationID]);
+  }
+
+  getGroupMemberOwnerAndAdmin(params: string, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.getGroupMemberOwnerAndAdmin, [params, operationID]);
+  }
+
+  getGroupMemberListByJoinTimeFilter(
+    params: GetGroupMemberByTimeParams,
+    operationID: string = id()
+  ) {
+    return this.invoke(NativeOpenIMSDK.getGroupMemberListByJoinTimeFilter, [params, operationID]);
+  }
+
+  kickGroupMember(params: OpreateGroupParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.kickGroupMember, [params, operationID]);
+  }
+
+  changeGroupMemberMute(params: ChangeGroupMemberMuteParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.changeGroupMemberMute, [params, operationID]);
+  }
+
+  changeGroupMute(params: ChangeGroupMuteParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.changeGroupMute, [params, operationID]);
+  }
+
+  transferGroupOwner(params: TransferGroupParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.transferGroupOwner, [params, operationID]);
+  }
+
+  dismissGroup(params: string, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.dismissGroup, [params, operationID]);
+  }
+
+  quitGroup(params: string, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.quitGroup, [params, operationID]);
+  }
+
+  isJoinGroup(groupID: string, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.isJoinGroup, [groupID, operationID]);
+  }
+
+  // conversation & message
+  getAllConversationList(operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.getAllConversationList, [operationID]);
+  }
+
+  getConversationListSplit(params: SplitConversationParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.getConversationListSplit, [params, operationID]);
+  }
+
+  getOneConversation(params: GetOneConversationParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.getOneConversation, [params, operationID]);
+  }
+
+  getMultipleConversation(params: string, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.getMultipleConversation, [params, operationID]);
+  }
+
+  getConversationIDBySessionType(params: GetOneConversationParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.getConversationIDBySessionType, [params, operationID]);
+  }
+
+  getTotalUnreadMsgCount(operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.getTotalUnreadMsgCount, [operationID]);
+  }
+
+  markConversationMessageAsRead(params: string, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.markConversationMessageAsRead, [params, operationID]);
+  }
+
+  setConversation(params: SetConversationParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.setConversation, [params, operationID]);
+  }
+
+  setConversationDraft(params: SetConversationDraftParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.setConversationDraft, [params, operationID]);
+  }
+
+  pinConversation(params: PinConversationParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.pinConversation, [params, operationID]);
+  }
+
+  setConversationRecvMessageOpt(
+    params: SetConversationRecvOptParams,
+    operationID: string = id()
+  ) {
+    return this.invoke(NativeOpenIMSDK.setConversationRecvMessageOpt, [params, operationID]);
+  }
+
+  setConversationPrivateChat(
+    params: SetConversationPrivateParams,
+    operationID: string = id()
+  ) {
+    return this.invoke(NativeOpenIMSDK.setConversationPrivateChat, [params, operationID]);
+  }
+
+  setConversationBurnDuration(params: SetBurnDurationParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.setConversationBurnDuration, [params, operationID]);
+  }
+
+  resetConversationGroupAtType(params: string, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.resetConversationGroupAtType, [params, operationID]);
+  }
+
+  hideConversation(params: string, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.hideConversation, [params, operationID]);
+  }
+
+  hideAllConversation(operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.hideAllConversation, [operationID]);
+  }
+
+  clearConversationAndDeleteAllMsg(params: string, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.clearConversationAndDeleteAllMsg, [params, operationID]);
+  }
+
+  deleteConversationAndDeleteAllMsg(params: string, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.deleteConversationAndDeleteAllMsg, [params, operationID]);
+  }
+
+  createImageMessageFromFullPath(params: string, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.createImageMessageFromFullPath, [params, operationID]);
+  }
+
+  createVideoMessageFromFullPath(params: VideoMsgByPathParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.createVideoMessageFromFullPath, [params, operationID]);
+  }
+
+  createSoundMessageFromFullPath(params: SoundMsgByPathParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.createSoundMessageFromFullPath, [params, operationID]);
+  }
+
+  createFileMessageFromFullPath(params: FileMsgByPathParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.createFileMessageFromFullPath, [params, operationID]);
+  }
+
+  createTextMessage(params: string, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.createTextMessage, [params, operationID]);
+  }
+
+  createTextAtMessage(params: AtMsgParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.createTextAtMessage, [params, operationID]);
+  }
+
+  createImageMessageByURL(params: ImageMsgParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.createImageMessageByURL, [params, operationID]);
+  }
+
+  createSoundMessageByURL(params: SoundMsgParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.createSoundMessageByURL, [params, operationID]);
+  }
+
+  createVideoMessageByURL(params: VideoMsgParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.createVideoMessageByURL, [params, operationID]);
+  }
+
+  createFileMessageByURL(params: FileMsgParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.createFileMessageByURL, [params, operationID]);
+  }
+
+  createMergerMessage(params: MergerMsgParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.createMergerMessage, [params, operationID]);
+  }
+
+  createForwardMessage(params: MessageItem, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.createForwardMessage, [params, operationID]);
+  }
+
+  createLocationMessage(params: LocationMsgParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.createLocationMessage, [params, operationID]);
+  }
+
+  createQuoteMessage(params: QuoteMsgParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.createQuoteMessage, [params, operationID]);
+  }
+
+  createCardMessage(params: CardElem, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.createCardMessage, [params, operationID]);
+  }
+
+  createCustomMessage(params: CustomMsgParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.createCustomMessage, [params, operationID]);
+  }
+
+  createFaceMessage(params: FaceMessageParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.createFaceMessage, [params, operationID]);
+  }
+
+  sendMessage(params: SendMsgParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.sendMessage, [params, operationID]);
+  }
+
+  sendMessageNotOss(params: SendMsgParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.sendMessageNotOss, [params, operationID]);
+  }
+
+  typingStatusUpdate(params: TypingUpdateParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.typingStatusUpdate, [params, operationID]);
+  }
+
+  changeInputStates(params: ChangeInputStatesParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.changeInputStates, [params, operationID]);
+  }
+
+  getInputStates(params: GetInputStatesParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.getInputStates, [params, operationID]);
+  }
+
+  revokeMessage(params: OpreateMessageParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.revokeMessage, [params, operationID]);
+  }
+
+  deleteMessage(params: OpreateMessageParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.deleteMessage, [params, operationID]);
+  }
+
+  deleteMessageFromLocalStorage(params: OpreateMessageParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.deleteMessageFromLocalStorage, [params, operationID]);
+  }
+
+  deleteAllMsgFromLocal(operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.deleteAllMsgFromLocal, [operationID]);
+  }
+
+  deleteAllMsgFromLocalAndSvr(operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.deleteAllMsgFromLocalAndSvr, [operationID]);
+  }
+
+  searchLocalMessages(params: SearchLocalParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.searchLocalMessages, [params, operationID]);
+  }
+
+  getAdvancedHistoryMessageList(
+    params: GetAdvancedHistoryMsgParams,
+    operationID: string = id()
+  ) {
+    return this.invoke(NativeOpenIMSDK.getAdvancedHistoryMessageList, [params, operationID]);
+  }
+
+  getAdvancedHistoryMessageListReverse(
+    params: GetAdvancedHistoryMsgParams,
+    operationID: string = id()
+  ) {
+    return this.invoke(NativeOpenIMSDK.getAdvancedHistoryMessageListReverse, [params, operationID]);
+  }
+
+  findMessageList(params: FindMessageParams[], operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.findMessageList, [params, operationID]);
+  }
+
+  insertGroupMessageToLocalStorage(params: InsertGroupMsgParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.insertGroupMessageToLocalStorage, [params, operationID]);
+  }
+
+  insertSingleMessageToLocalStorage(params: InsertSingleMsgParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.insertSingleMessageToLocalStorage, [params, operationID]);
+  }
+
+  setMessageLocalEx(params: SetMessageLocalExParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.setMessageLocalEx, [params, operationID]);
+  }
+
+  uploadLogs(params: UploadLogsParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.uploadLogs, [params, operationID]);
+  }
+
+  logs(params: LogsParams, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.logs, [params, operationID]);
+  }
+
+  unInitSDK(operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.unInitSDK, [operationID]);
+  }
+
+  updateFcmToken(fcmToken: string, expireTime: number, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.updateFcmToken, [fcmToken, expireTime, operationID]);
+  }
+
+  setAppBadge(appUnreadCount: number, operationID: string = id()) {
+    return this.invoke(NativeOpenIMSDK.setAppBadge, [appUnreadCount, operationID]);
+  }
+}
+
+const openIMSDK = OpenIMSDK.getInstance();
+
+export default openIMSDK;
diff --git a/src/types/eventArgs.ts b/src/types/eventArgs.ts
new file mode 100644
index 0000000..2466fca
--- /dev/null
+++ b/src/types/eventArgs.ts
@@ -0,0 +1,96 @@
+import { OpenIMEventBaseErrorType } from 'src/errors/OpenIMEventError';
+import { OpenIMEvent, OpenIMEventName } from '../constants/OpenIMEvents';
+import {
+  BlackUserItem,
+  ConversationInputStatus,
+  ConversationItem,
+  FriendApplicationItem,
+  FriendUserItem,
+  GroupApplicationItem,
+  GroupItem,
+  GroupMemberItem,
+  MessageItem,
+  ReceiptInfo,
+  RevokedInfo,
+  SelfUserInfo,
+  UserOnlineState,
+} from './entity';
+
+/**
+ * Event callback argument type map
+ *
+ * - Key: event name
+ * - Value: tuple of callback parameter types
+ *
+ * #### Examples:
+ * 
+ * For `[OpenIMEvent.OnConnectSuccess]: []`
+ * the generated listener signature is:
+ * ```
+ * OpenIMSDK.on(OpenIMEvent.OnConnectSuccess, () => {})
+ * ```
+ *
+ * For `[OpenIMEvent.OnSelfInfoUpdated]: [selfUserInfo: SelfUserInfo]`
+ * the generated listener signature is:
+ * ```
+ * OpenIMSDK.on(OpenIMEvent.OnSelfInfoUpdated, (selfUserInfo: SelfUserInfo) => {})
+ * ```
+ */
+export type EventCallbackArgsMap = {
+  [OpenIMEvent.OnConnectSuccess]: [];
+  [OpenIMEvent.OnConnecting]: [];
+  [OpenIMEvent.OnConnectFailed]: [error: OpenIMEventBaseErrorType];
+  [OpenIMEvent.OnKickedOffline]: [];
+  [OpenIMEvent.OnSelfInfoUpdated]: [selfUserInfo: SelfUserInfo];
+  [OpenIMEvent.OnUserStatusChanged]: [userStatus: UserOnlineState];
+  [OpenIMEvent.OnUserTokenExpired]: [];
+  [OpenIMEvent.OnUserTokenInvalid]: [];
+
+  [OpenIMEvent.OnRecvNewMessage]: [message: MessageItem];
+  [OpenIMEvent.OnRecvNewMessages]: [messages: MessageItem[]];
+  [OpenIMEvent.OnRecvOfflineNewMessage]: [message: MessageItem];
+  [OpenIMEvent.OnRecvOnlineOnlyMessage]: [message: MessageItem];
+  [OpenIMEvent.OnRecvOfflineNewMessages]: [messages: MessageItem[]];
+  [OpenIMEvent.OnMsgDeleted]: [message: MessageItem]; // FIXME: Type may be inaccurate, Golang core returns LocalChatLog type which has fewer properties than MessageItem here
+  [OpenIMEvent.OnRecvC2CReadReceipt]: [receipts: ReceiptInfo[]];
+  [OpenIMEvent.OnNewRecvMessageRevoked]: [revokedInfo: RevokedInfo];
+
+  [OpenIMEvent.OnConversationChanged]: [conversations: ConversationItem[]];
+  [OpenIMEvent.OnInputStatusChanged]: [inputStatus: ConversationInputStatus];
+  [OpenIMEvent.OnNewConversation]: [conversations: ConversationItem[]];
+  [OpenIMEvent.OnSyncServerFailed]: [];
+  [OpenIMEvent.OnSyncServerFinish]: [];
+  [OpenIMEvent.OnSyncServerStart]: [isSyncing: boolean];
+  [OpenIMEvent.OnSyncServerProgress]: [progress: number];
+  [OpenIMEvent.OnTotalUnreadMessageCountChanged]: [totalUnread: number];
+
+  [OpenIMEvent.OnBlackAdded]: [blackUser: BlackUserItem];
+  [OpenIMEvent.OnBlackDeleted]: [blackUser: BlackUserItem];
+  [OpenIMEvent.OnFriendApplicationAccepted]: [application: FriendApplicationItem];
+  [OpenIMEvent.OnFriendApplicationAdded]: [application: FriendApplicationItem];
+  [OpenIMEvent.OnFriendApplicationDeleted]: [application: FriendApplicationItem];
+  [OpenIMEvent.OnFriendApplicationRejected]: [application: FriendApplicationItem];
+  [OpenIMEvent.OnFriendInfoChanged]: [friend: FriendUserItem];
+  [OpenIMEvent.OnFriendAdded]: [friend: FriendUserItem];
+  [OpenIMEvent.OnFriendDeleted]: [friend: FriendUserItem];
+
+  [OpenIMEvent.OnGroupApplicationAccepted]: [application: GroupApplicationItem];
+  [OpenIMEvent.OnGroupApplicationRejected]: [application: GroupApplicationItem];
+  [OpenIMEvent.OnGroupApplicationAdded]: [application: GroupApplicationItem];
+  [OpenIMEvent.OnGroupApplicationDeleted]: [application: GroupApplicationItem];
+  [OpenIMEvent.OnGroupInfoChanged]: [group: GroupItem];
+  [OpenIMEvent.OnGroupMemberInfoChanged]: [member: GroupMemberItem];
+  [OpenIMEvent.OnGroupMemberAdded]: [member: GroupMemberItem];
+  [OpenIMEvent.OnGroupMemberDeleted]: [member: GroupMemberItem];
+  [OpenIMEvent.OnJoinedGroupAdded]: [group: GroupItem];
+  [OpenIMEvent.OnJoinedGroupDeleted]: [group: GroupItem];
+  [OpenIMEvent.OnGroupDismissed]: [group: GroupItem];
+  [OpenIMEvent.SendMessageProgress]: [info: { progress: number; message: MessageItem }];
+  [OpenIMEvent.UploadComplete]: [payload: { data: { fileSize: number; streamSize: number; storageSize: number; operationID: string } }];
+  [OpenIMEvent.OnRecvCustomBusinessMessage]: [data: any]; // FIXME: Type is unknown.
+  [OpenIMEvent.UploadOnProgress]: [payload: { current: number; size: number, operationID: string }];
+};
+
+export type ArgsOfEvent<E extends OpenIMEventName> = E extends keyof EventCallbackArgsMap
+  ? EventCallbackArgsMap[E]
+  : never;
diff --git a/src/utils/id.ts b/src/utils/id.ts
new file mode 100644
index 0000000..3312b96
--- /dev/null
+++ b/src/utils/id.ts
@@ -0,0 +1,5 @@
+import uuid from 'react-native-uuid';
+
+export default function id() {
+  return uuid.v4();
+}
diff --git a/yarn.lock b/yarn.lock
index f1709a0..ae2fa29 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -6686,6 +6686,11 @@ react-native-gradle-plugin@^0.70.3:
   resolved "https://registry.yarnpkg.com/react-native-gradle-plugin/-/react-native-gradle-plugin-0.70.3.tgz#cbcf0619cbfbddaa9128701aa2d7b4145f9c4fc8"
   integrity sha512-oOanj84fJEXUg9FoEAQomA8ISG+DVIrTZ3qF7m69VQUJyOGYyDZmPqKcjvRku4KXlEH6hWO9i4ACLzNBh8gC0A==
 
+react-native-uuid@^2.0.3:
+  version "2.0.3"
+  resolved "https://registry.npmmirror.com/react-native-uuid/-/react-native-uuid-2.0.3.tgz#f85f8a8d68e52e3f1c18ba0f02ec7776f9d4a0da"
+  integrity sha512-f/YfIS2f5UB+gut7t/9BKGSCYbRA9/74A5R1MDp+FLYsuS+OSWoiM/D8Jko6OJB6Jcu3v6ONuddvZKHdIGpeiw==
+
 react-native@0.70.5:
   version "0.70.5"
   resolved "https://registry.yarnpkg.com/react-native/-/react-native-0.70.5.tgz#f60540b21d338891086e0a834e331c124dd1f55c"
@@ -7946,11 +7951,6 @@ utils-merge@1.0.1:
   resolved "https://registry.npmjs.org/utils-merge/-/utils-merge-1.0.1.tgz"
   integrity sha512-pMZTvIkT1d+TFGvDOqodOclx0QWkkgi6Tdoa8gC8ffGAAqz9pzPTZWAybbsHHoED/ztMtkv/VoYTYyShUn81hA==
 
-uuid@^9.0.1:
-  version "9.0.1"
-  resolved "https://registry.yarnpkg.com/uuid/-/uuid-9.0.1.tgz#e188d4c8853cc722220392c424cd637f32293f30"
-  integrity sha512-b+1eJOlsR9K8HJpow9Ok3fiWOWSIcIzXodvv0rQjVoOVNpWMpxf1wZNpt4y9h10odCNrqnYp1OBzRktckBe3sA==
-
 v8-compile-cache-lib@^3.0.1:
   version "3.0.1"
   resolved "https://registry.npmjs.org/v8-compile-cache-lib/-/v8-compile-cache-lib-3.0.1.tgz"