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#ifndef SSHREMOTEPROCESSRUNNER_H
#define SSHREMOTEPROCESSRUNNER_H

#include "sshconnection.h"
#include "sshremoteprocess.h"

namespace QSsh {
namespace Internal {
class SshRemoteProcessRunnerPrivate;
} // namespace Internal

class QSSH_EXPORT SshRemoteProcessRunner : public QObject
{
    Q_OBJECT

public:
    SshRemoteProcessRunner(QObject *parent = 0);
    ~SshRemoteProcessRunner();

    void run(const QByteArray &command, const SshConnectionParameters &sshParams);
    void runInTerminal(const QByteArray &command, const SshPseudoTerminal &terminal,
        const SshConnectionParameters &sshParams);
    QByteArray command() const;

    QSsh::SshError lastConnectionError() const;
    QString lastConnectionErrorString() const;

    bool isProcessRunning() const;
    void writeDataToProcess(const QByteArray &data);
    void sendSignalToProcess(SshRemoteProcess::Signal signal); // No effect with OpenSSH server.
    void cancel(); // Does not stop remote process, just frees SSH-related process resources.
    SshRemoteProcess::ExitStatus processExitStatus() const;
    SshRemoteProcess::Signal processExitSignal() const;
    int processExitCode() const;
    QString processErrorString() const;
    QByteArray readAllStandardOutput();
    QByteArray readAllStandardError();

signals:
    void connectionError();
    void processStarted();
    void readyReadStandardOutput();
    void readyReadStandardError();
    void processClosed(int exitStatus); // values are of type SshRemoteProcess::ExitStatus

private slots:
    void handleConnected();
    void handleConnectionError(QSsh::SshError error);
    void handleDisconnected();
    void handleProcessStarted();
    void handleProcessFinished(int exitStatus);
    void handleStdout();
    void handleStderr();

private:
    void runInternal(const QByteArray &command, const QSsh::SshConnectionParameters &sshParams);
    void setState(int newState);

    Internal::SshRemoteProcessRunnerPrivate * const d;
};

} // namespace QSsh

#endif // SSHREMOTEPROCESSRUNNER_H