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#pragma once
#include <cstdint>
namespace host_tool
{
class ProgressInterface
{
public:
virtual ~ProgressInterface() = default;
/** Update the progress by X bytes. This will inform any listening
* interfaces (just write to stdout mostly), and tick off as time passed.
*/
virtual void updateProgress(std::int64_t bytes) = 0;
virtual void start(std::int64_t bytes) = 0;
};
/**
* @brief A progress indicator that writes to stdout. It deliberately
* overwrites the same line when it's used, so it's advised to not interject
* other non-error messages.
*/
class ProgressStdoutIndicator : public ProgressInterface
{
public:
ProgressStdoutIndicator() = default;
void updateProgress(std::int64_t bytes) override;
void start(std::int64_t bytes) override;
private:
std::int64_t totalBytes = 0;
std::int64_t currentBytes = 0;
};
} // namespace host_tool
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