terminal/src/cascadia/TerminalConnection/EchoConnection.cpp

// Copyright (c) Microsoft Corporation.
// Licensed under the MIT license.

#include "pch.h"
#include "EchoConnection.h"
#include <sstream>

#include "EchoConnection.g.cpp"

namespace winrt::Microsoft::Terminal::TerminalConnection::implementation
{
    EchoConnection::EchoConnection() noexcept = default;

    void EchoConnection::Start() noexcept
    {
    }

    void EchoConnection::WriteInput(const winrt::array_view<const char16_t> buffer)
    {
        const auto data = winrt_array_to_wstring_view(buffer);
        std::wstringstream prettyPrint;
        for (const auto& wch : data)
        {
            if (wch < 0x20)
            {
                prettyPrint << L"^" << gsl::narrow_cast<wchar_t>(wch + 0x40);
            }
            else if (wch == 0x7f)
            {
                prettyPrint << L"0x7f";
            }
            else
            {
                prettyPrint << wch;
            }
        }
        TerminalOutput.raise(winrt_wstring_to_array_view(prettyPrint.str()));
    }

    void EchoConnection::Resize(uint32_t /*rows*/, uint32_t /*columns*/) noexcept
    {
    }

    void EchoConnection::Close() noexcept
    {
    }
}