#ifndef FILETRANSECEIVER_H
#define FILETRANSECEIVER_H

#include <QObject>
#include <QThread>
#include<stdio.h>
#include<sys/types.h>
#include<sys/socket.h>
#include<netinet/in.h>
#include<arpa/inet.h>
#include<string.h>
#include<stdlib.h>
#include<unistd.h>
#include <fcntl.h>
#include <errno.h>
#include <QMessageBox>
#include <QDebug>
#include <QFile>
#include <QQueue>
#include <QMutex>
#define DOC_DIR "/home/plg/doc"
#define SEARCH 100
#define DOWN 200
#define END 500
#define FAIL 300
#define SUCCESS 400
#define UP 600
#define UPGRADE 601

struct msg 
{
    int type;
    int flag;
    char buf[64];
    char fname[100];
};

typedef unsigned char UCHAR;

class FileTranseceiver : public QObject
{
    Q_OBJECT
public:
    explicit FileTranseceiver(uint16_t hostshort);
    ~FileTranseceiver(void);

    int ftp_download(int connfd,struct msg info);
    int upload_ftp(int connfd,struct msg info);
    void start();
    void showData(QString tag,QByteArray dat)const;
    QByteArray read(int length);
    bool CheckSumIn(QByteArray a);
    void write(int code, QByteArray d);
    void InstructionCode1(QByteArray d);
    void InstructionCode2(QByteArray d);
    void InstructionCode3(QByteArray d);
    void InstructionCode4(QByteArray d);
    void InstructionCode5(QByteArray d);
    void InstructionCode6(QByteArray d);
    void InstructionCode7(QByteArray d);
    void InstructionCode8(QByteArray d);

private slots:
    void refreshtimerHandler();
protected slots:
    void connectListen();
    //void printer_operate_0x05();
    void printer_operate_0x01_result(int status);
    void WriteInstructionCodeAck(int InstructionCode,QByteArray data);
private:
    uint16_t port;
    int sockfd;
    int connfd;
    QThread *serverThead;
    int upload_and_upgrade(int connfd, msg info);
    void connectListen5001();
    void connectListen5002();
    UCHAR CheckSumIn( UCHAR *buf, unsigned int len);
    QTimer *refresh_timer;
    QMutex mutex;
signals:
    void fileRecieved(QString fileName);
    void printer_operate_0x01();
    void printer_operate_0x02();
    void printer_operate_0x03(QString);
    void printer_operate_0x04();
    void printer_operate_0x06();
    void clear_DataCache();
    void drop_NextSignal();
};

#endif // FILETRANSECEIVER_H