Method Start

FastCopy/RobocopyViewModel.cpp:128–178

		return ReadableUnitConverter::Speed::ToString<wchar_t>(m_bytesPerSec).data();
	}
	winrt::Windows::Foundation::IAsyncAction RobocopyViewModel::Start()
	{
		if (!m_recordFile)
			co_return;
		co_await m_countItemTask;
		ProcessIOUpdater::Start(std::chrono::milliseconds{ 100 });
		m_status = Status::Running; 
		concurrency::create_task([this]
		{
			m_countItemTask.get();
			static uint64_t bytes{};
			while (*m_iter != m_recordFile->end() && m_status == Status::Running)
			{
				Global::UIThread.TryEnqueue([this] {raisePropertyChange(L"Source"); });
				if (canUseShellCopy())
				{
					ShellCopy::Move(**m_iter, m_destination);
					m_finishedFiles += m_recordFile->GetNumFiles(m_recordFile->IndexOf(*m_iter));
				}
				else if (canUseRobocopy())
				{
					m_process.emplace(getRobocopyArg());
					SetHandle(m_process->Handle());
					auto const ret = m_process->WaitForExit();
					m_finishedFiles += m_recordFile->GetNumFiles(m_recordFile->IndexOf(*m_iter));
				}
				else
				{
					//use fallback
					std::wstring_view destinationView{ m_destination };
					Global::UIThread.TryEnqueue([this, value = **m_iter] {
						m_duplicateFiles.Append({
							value,
							std::format(LR"({}\{})", m_destination.data(), std::filesystem::path{ value }.filename().wstring())
						});
					});
					m_hasDuplicates = true;
				}
				bytes += TaskFile::GetSizeOfPath(**m_iter);
				m_copiedBytes = bytes;
				raiseProgressChange();
				++*m_iter;
			}
			if (*m_iter == m_recordFile->end())
			{
				onNormalRobocopyFinished();
			}
			if (m_hasConfirmed)
				ConfirmDuplicates();
		});
	}
	void RobocopyViewModel::Pause()
	{
		m_status = Status::Pause;