YiConnectivity.h

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// © You i Labs Inc. 2000-2017. All rights reserved.
#ifndef _YI_CONNECTIVITY_H_
#define _YI_CONNECTIVITY_H_


#include "framework/YiPredef.h"
#include "network/YiHTTPRequest.h"
#include "network/YiUrl.h"
#include "signal/YiSignal.h"
#include "utility/YiTimer.h"

class CYIConnectivity : public CYISignalHandler, public CYIScriptableObject
{
public:
    enum TYPE
    {
        NO_CONNECTIVITY = 0x00,
        LOCAL_NETWORK = 0x01,
        INTERNET = 0x02,
        APPLICATION_SERVER = 0x04
    };

    CYIConnectivity();
    virtual ~CYIConnectivity();

    void StartPeriodicChecker();

    void StopPeriodicChecker();

    bool IsCheckerRunning() const;

    bool IsWaitingOnNetwork() const;

    void ProbeState();

    TYPE GetState() const;

    void SetApplicationURL(const CYIUrl &url);

    void SetPeriodicCheckInterval(uint64_t uIntervalMs);

    void SetNetworkCheckTimeout(uint64_t uTimeoutMs);

    CYISignal<TYPE> StateChanged;

    CYISignal<TYPE> ProbeCompleted;


private:
    void SendRequests();
    void CancelRequests();
    void CancelInternetRequest();
    void CancelAppRequest();
    void OnCheckerTimeout();

    void OnInternetRequestSucceeded();
    void OnInternetRequestFailed(const std::shared_ptr<CYIHTTPRequest> &pRequest, const HTTP_STATUS_CODE eCode);
    void OnAppRequestSucceeded();
    void OnAppRequestFailed(const std::shared_ptr<CYIHTTPRequest> &pRequest, const HTTP_STATUS_CODE eCode);

    void OnConnectionPartChecked();

    CYITimer m_periodicCheckerTimer;

    TYPE m_eState;
    CYIUrl m_appURL;
    uint64_t m_uCheckIntervalMs;
    uint64_t m_uCheckTimeoutMs;
    bool m_bProbeRequested;
    int32_t m_nCheckedBits;
    int32_t m_nConnectivityBits;

    std::shared_ptr<CYIHTTPRequest> m_pInternetRequest;
    std::shared_ptr<CYIHTTPRequest> m_pAppRequest;
};

#endif // _YI_CONNECTIVITY_H_