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#ifndef BASELINESERVER_H
#define BASELINESERVER_H

#include <QStringList>
#include <QTcpServer>
#include <QThread>
#include <QTcpSocket>
#include <QScopedPointer>
#include <QTimer>
#include <QDateTime>

#include "baselineprotocol.h"
#include "report.h"

// #seconds between update checks
#define HEARTBEAT 10
#define MetadataFileExt "metadata"

class BaselineServer : public QTcpServer
{
    Q_OBJECT

public:
    BaselineServer(QObject *parent = 0);

    static QString storagePath();
    static QString baseUrl();

protected:
    void incomingConnection(int socketDescriptor);

private slots:
    void heartbeat();

private:
    QTimer *heartbeatTimer;
    QDateTime meLastMod;
    QString lastRunId;
    int lastRunIdIdx;
    static QString storage;
    static QString url;
};



class BaselineThread : public QThread
{
    Q_OBJECT

public:
    BaselineThread(const QString &runId, int socketDescriptor, QObject *parent);
    void run();

private:
    QString runId;
    int socketDescriptor;
};


class BaselineHandler : public QObject
{
    Q_OBJECT

public:
    BaselineHandler(const QString &runId, int socketDescriptor = -1);
    void testPathMapping();
    QString pathForItem(const ImageItem &item, bool isBaseline = true, bool absolute = true) const;

    // CGI callbacks:
    static QString view(const QString &baseline, const QString &rendered, const QString &compared);
    static QString clearAllBaselines(const QString &context);
    static QString updateBaselines(const QString &context, const QString &mismatchContext, const QString &itemFile);
    static QString blacklistTest(const QString &context, const QString &itemId, bool removeFromBlacklist = false);

private slots:
    void receiveRequest();
    void receiveDisconnect();

private:
    bool establishConnection();
    void provideBaselineChecksums(const QByteArray &itemListBlock);
    void storeImage(const QByteArray &itemBlock, bool isBaseline);
    void storeItemMetadata(const PlatformInfo &metadata, const QString &path);
    PlatformInfo fetchItemMetadata(const QString &path);
    void mapPlatformInfo() const;
    const char *logtime();
    QString computeMismatchScore(const QImage& baseline, const QImage& rendered);

    BaselineProtocol proto;
    PlatformInfo plat;
    mutable PlatformInfo mapped;
    QString runId;
    bool connectionEstablished;
    Report report;
};

#endif // BASELINESERVER_H