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// Copyright Epic Games, Inc. All Rights Reserved.
#pragma once
#include <zencore/timer.h>
#include <zencore/zencore.h>
#include <string>
namespace zen {
class OperationLogOutput;
class ProgressBar
{
public:
struct State
{
bool operator==(const State&) const = default;
std::string Task;
std::string Details;
uint64_t TotalCount = 0;
uint64_t RemainingCount = 0;
uint64_t OptionalElapsedTime = (uint64_t)-1;
enum class EStatus
{
Running,
Aborted,
Paused
};
EStatus Status = EStatus::Running;
static EStatus CalculateStatus(bool IsAborted, bool IsPaused)
{
if (IsAborted)
{
return EStatus::Aborted;
}
if (IsPaused)
{
return EStatus::Paused;
}
return EStatus::Running;
}
};
enum class Mode
{
Plain,
Pretty,
PrettyScroll,
Log,
Quiet
};
static void SetLogOperationName(Mode InMode, std::string_view Name);
static void SetLogOperationProgress(Mode InMode, uint32_t StepIndex, uint32_t StepCount);
static void PushLogOperation(Mode InMode, std::string_view Name);
static void PopLogOperation(Mode InMode);
explicit ProgressBar(Mode InMode, std::string_view InSubTask);
~ProgressBar();
void UpdateState(const State& NewState, bool DoLinebreak);
void ForceLinebreak();
void Finish();
bool IsSameTask(std::string_view Task) const;
bool HasActiveTask() const;
private:
void SetupScrollRegion();
void TeardownScrollRegion();
void RenderStatusLine(std::string_view Line);
const Mode m_Mode;
Stopwatch m_SW;
uint64_t m_LastUpdateMS;
uint64_t m_PausedMS;
State m_State;
const std::string m_SubTask;
size_t m_LastOutputLength = 0;
bool m_ScrollRegionActive = false;
uint32_t m_ScrollRegionRows = 0;
};
uint32_t GetUpdateDelayMS(ProgressBar::Mode InMode);
OperationLogOutput* CreateConsoleLogOutput(ProgressBar::Mode InMode);
} // namespace zen
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