lbug 0.16.0

An in-process property graph database management system built for query speed and scalability
Documentation 
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#pragma once

#include <memory>
#include <mutex>

#include "common/api.h"
#include "progress_bar_display.h"

namespace lbug {
namespace main {
class ClientContext;
}
namespace common {

typedef std::unique_ptr<ProgressBarDisplay> (*progress_bar_display_create_func_t)();

/**
 * @brief Progress bar for tracking the progress of a pipeline. Prints the progress of each query
 * pipeline and the overall progress.
 */
class ProgressBar {
public:
    explicit ProgressBar(bool enableProgressBar);

    static std::shared_ptr<ProgressBarDisplay> DefaultProgressBarDisplay();

    void addPipeline();

    void finishPipeline(uint64_t queryID);

    void endProgress(uint64_t queryID);

    void startProgress(uint64_t queryID);

    void toggleProgressBarPrinting(bool enable);

    LBUG_API void updateProgress(uint64_t queryID, double curPipelineProgress);

    void setDisplay(std::shared_ptr<ProgressBarDisplay> progressBarDipslay);

    std::shared_ptr<ProgressBarDisplay> getDisplay() { return display; }

    bool getProgressBarPrinting() const { return trackProgress; }

    LBUG_API static ProgressBar* Get(const main::ClientContext& context);

private:
    void resetProgressBar(uint64_t queryID);

    void updateDisplay(uint64_t queryID, double curPipelineProgress);

private:
    uint32_t numPipelines;
    uint32_t numPipelinesFinished;
    std::mutex progressBarLock;
    bool trackProgress;
    std::shared_ptr<ProgressBarDisplay> display;
};

} // namespace common
} // namespace lbug