// Copyright 2026 Dolphin Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later

#pragma once

#include <algorithm>
#include <functional>
#include <string>

#include <fmt/format.h>

#include "Common/CommonTypes.h"
#include "StarOSPanicCheck.h"

// The text of StarOS's SBR1 ring (StarOS crates/boot-contract, report.rs), which --sbr1-record
// prints after the run, as StarOS's Broadway loader prints it over the Gecko on the console
// (SBL:RING BEGIN/END). Bytes come through a callback, so the formatting is tested without a CPU.
namespace StarletBootstrapProbe
{
constexpr u32 SBR1_RING = 0x40;
constexpr u32 SBR1_RING_BYTES = SBR1_SIZE - SBR1_RING;

// The ring's first `length` bytes (at most SBR1_RING_BYTES), read at their record offsets. A
// byte outside printable ASCII and '\n', and the backslash itself, is written \xHH, so the text
// stays printable and reads back unambiguously.
inline std::string RingText(const std::function<u8(u32)>& read_byte, u32 length)
{
  std::string text;
  const u32 end = std::min(length, SBR1_RING_BYTES);
  for (u32 index = 0; index < end; ++index)
  {
    const u8 byte = read_byte(SBR1_RING + index);
    if (byte == '\n' || (byte >= 0x20 && byte < 0x7f && byte != '\\'))
      text += static_cast<char>(byte);
    else
      text += fmt::format("\\x{:02x}", byte);
  }
  return text;
}
}  // namespace StarletBootstrapProbe