[refactor] reorganize platform and wire sources

apps/desktop/src/path_manager/path_manager.cpp

@@ -0,0 +1,60 @@
+#include "path_manager.h"
+
+#include "platform/path_backend.h"
+
+#ifndef CROSSDESK_PORTABLE
+#define CROSSDESK_PORTABLE 0
+#endif
+
+namespace {
+
+#if CROSSDESK_PORTABLE
+std::filesystem::path GetPortableRootPath() {
+  std::filesystem::path executable_dir =
+      crossdesk::platform::GetExecutableDirectory();
+  if (!executable_dir.empty()) return executable_dir;
+
+  std::error_code error;
+  const std::filesystem::path current =
+      std::filesystem::current_path(error);
+  return error ? std::filesystem::path(".") : current;
+}
+#endif
+
+}  // namespace
+
+namespace crossdesk {
+
+PathManager::PathManager(const std::string& app_name) : app_name_(app_name) {}
+
+std::filesystem::path PathManager::GetConfigPath() {
+#if CROSSDESK_PORTABLE
+  return GetPortableRootPath() / "data";
+#else
+  return platform::GetConfigPath(app_name_);
+#endif
+}
+
+std::filesystem::path PathManager::GetCachePath() {
+#if CROSSDESK_PORTABLE
+  return GetPortableRootPath() / "data";
+#else
+  return platform::GetCachePath(app_name_);
+#endif
+}
+
+std::filesystem::path PathManager::GetLogPath() {
+#if CROSSDESK_PORTABLE
+  return GetPortableRootPath() / "logs";
+#else
+  return platform::GetLogPath(app_name_);
+#endif
+}
+
+bool PathManager::CreateDirectories(const std::filesystem::path& path) {
+  std::error_code error;
+  const bool created = std::filesystem::create_directories(path, error);
+  return !error && (created || std::filesystem::exists(path));
+}
+
+}  // namespace crossdesk

apps/desktop/src/path_manager/path_manager.h

@@ -0,0 +1,31 @@
+/*
+ * @Author: DI JUNKUN
+ * @Date: 2025-07-16
+ * Copyright (c) 2025 by DI JUNKUN, All Rights Reserved.
+ */
+
+#ifndef _PATH_MANAGER_H_
+#define _PATH_MANAGER_H_
+
+#include <filesystem>
+#include <string>
+
+namespace crossdesk {
+
+class PathManager {
+ public:
+  explicit PathManager(const std::string& app_name);
+
+  std::filesystem::path GetConfigPath();
+
+  std::filesystem::path GetCachePath();
+
+  std::filesystem::path GetLogPath();
+
+  bool CreateDirectories(const std::filesystem::path& p);
+
+ private:
+  std::string app_name_;
+};
+}  // namespace crossdesk
+#endif