#ifndef DATAMANAGER_H
#define DATAMANAGER_H

#include <QObject>
#include <QMessageBox>

#include "protocol.h"
#include "tcpclient.h"

class DataManager : public QObject
{
    Q_OBJECT
public:
    explicit DataManager(QObject *parent = nullptr);
    static void recv_from_server(QString &peerAddress,quint16 peerPort,QByteArray &data);
    static DataManager* getInstance();

private:
    Protocol *protocol;
    TCPClient *tcpclient;
    QString username;
    QString password;
    bool connect_flag = false;

signals:
    void connect_to_server();
    void disconnect_from_server();
    void signin_response(bool result);
    void signup_response(bool result);

public slots:
    /*******ui界面********/
    void Register(QString username,QString password);
    void signin_request(QString username,QString password);

    /******MAINWIDGET*****/
    void send_text(QString text);
    void send_file_to_all(QByteArray file);
    void send_file_private(QByteArray file,QString name);
    void account_cancellation(QString username);

    /******TCPClient******/
    void TCPClientConnected();
    void TCPClientDisconnected();

};

#endif // DATAMANAGER_H