import { HttpClientService, WebSocketClientService } from "inet-core";
import { MessageContact } from "./model/MessageContact";
import { Observable } from "rxjs";
import { MessageChat } from "./model/MessageChat";
import { EnvelopBody, WebSocketEnvelop } from 'inet-core/src/websocket/websocket-abstract';
import * as i0 from "@angular/core";
export declare class ChatMessageService {
    private httpService;
    socketService: WebSocketClientService;
    private _socketObserver;
    private _messageSubject;
    private _unreadSubject;
    private _callInitContactListSubject;
    private _callModalToEditMessageGroup;
    contacts: MessageContact[];
    messageReceived: Observable<MessageChat>;
    unreadMessageChange: Observable<number>;
    constructor(httpService: HttpClientService, socketService: WebSocketClientService);
    destroy(): void;
    loadFriends(): Observable<MessageContact[]>;
    loadContacts(callback: Function): void;
    updateUnreadMessage(): void;
    getContactByUserCode(usercode: string, callback: Function): void;
    hasContact(usercode: string): boolean;
    send(username: string, message: string): Promise<boolean>;
    sendEnvelop(envelop: WebSocketEnvelop): Promise<boolean>;
    buildEnvelop(address: string, message: string, join?: string): WebSocketEnvelop;
    pushMessage(params: any, callback: Function): void;
    loadMessages(params: any, callback: Function): void;
    updateLastMessage(usercode: string, message: EnvelopBody): void;
    decodeBase64(str: string): string;
    resetUnreadMessage(username: string): void;
    searchContacts(keyword: string, callback: Function): void;
    private _filterUsers;
    revertMessage(message: string): string;
    revertMessageDisplay(message: string): string;
    reconnetSocket(): void;
    checkJoinVideoCall(message: any): void;
    saveGroupMessageForm(groupChatForm: any): Observable<any>;
    getGroupMessageList(): Observable<any>;
    deleteGroupMessage(conferenceID: string): Observable<any>;
    onReloadContactList(): Observable<any>;
    reloadGroupList(): void;
    onCallToEditMessageForm(): Observable<any>;
    callToEditMessageForm(messageForm: any): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<ChatMessageService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<ChatMessageService>;
}