use of C++23 code

Signed-off-by: Peter Siegmund <mars3142@noreply.mars3142.dev>

components/cartridge/src/parser.cpp

@@ -0,0 +1,101 @@
+// MIT License
+// Copyright (c) 2026 by Peter Siegmund (mars3142)
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+// SOFTWARE.
+
+#include "cartridge/parser.h"
+#include "storage/storage.h"
+
+#include <array>
+#include <algorithm>
+#include <filesystem>
+#include <format>
+#include <iostream>
+#include <print>
+#include <ranges>
+
+namespace cartridge {
+
+std::unique_ptr<Cartridge> parseData(const std::vector<uint8_t> &bytes) {
+  try {
+    constexpr std::array<uint8_t, 7> header = {0x02, 0x0a, 0x43, 0x41,
+                                               0x52, 0x54, 0x00};
+    BinaryReader reader(bytes, Endian::Little);
+
+    if (!std::ranges::all_of(header, [&reader](const uint8_t expected) {
+      return reader.getByte() == expected;
+    })) {
+      return nullptr;
+    }
+
+    return Cartridge::create(reader);
+  } catch (...) {
+    return nullptr;
+  }
+}
+
+std::unique_ptr<Cartridge> parseFile(const std::string &filePath) {
+  storage::Storage storage;
+  auto result = storage.readFile(filePath);
+  if (!result) {
+    std::println(std::cerr, "Fehler beim Lesen der Datei: {}", filePath);
+    return nullptr;
+  }
+  return parseData(*result);
+}
+
+std::unique_ptr<Cartridge> parseCartridge() {
+  auto cartridge = parseFile("/Volumes/Coding/git.mars3142.dev/mars3142/"
+                             "wx_wherigo/cartridges/the_ombos_idol_-_c.gwc");
+  if (!cartridge) {
+    std::println(std::cerr, "Cartridge konnte nicht geladen werden.");
+    return nullptr;
+  }
+
+  const int count = cartridge->mediaCount();
+  const std::filesystem::path outDir =
+      "/Volumes/Coding/git.mars3142.dev/mars3142/wx_wherigo/cartridges";
+  storage::Storage storage;
+
+  for (const int i : std::views::iota(0, count)) {
+    auto media = cartridge->getMedia(i);
+    if (!media) {
+      std::println(std::cerr, "Media-Objekt an Index {} ist nullptr.", i);
+      continue;
+    }
+
+    const auto &data = media->getData();
+    if (data.empty()) {
+      std::println(std::cerr, "Media-Daten an Index {} sind leer.", i);
+      continue;
+    }
+
+    std::string ext = media->getObjectType();
+    if (ext.empty()) {
+      std::println(std::cerr, "Media-Extension an Index {} ist leer.", i);
+      ext = "bin";
+    }
+
+    const std::filesystem::path outFile = outDir / std::format("file{}.{}", i, ext);
+
+    if (auto writeResult = storage.writeFile(outFile.string(), data); !writeResult) {
+      std::println(std::cerr, "Fehler beim Schreiben der Datei: {}", outFile.string());
+    }
+  }
+  return cartridge;
+}
+
+} // namespace cartridge