[refactor] reorganize platform and wire sources

apps/desktop/src/platform/linux/autostart.cpp

@@ -0,0 +1,65 @@
+#include "platform/autostart_backend.h"
+
+#include <limits.h>
+#include <unistd.h>
+
+#include <cstdlib>
+#include <filesystem>
+#include <fstream>
+
+namespace crossdesk::platform {
+namespace {
+
+std::filesystem::path AutostartPath(const std::string& app_name) {
+  const char* home = std::getenv("HOME");
+  if (!home || !home[0]) return {};
+  return std::filesystem::path(home) / ".config" / "autostart" /
+         (app_name + ".desktop");
+}
+
+}  // namespace
+
+std::string GetAutostartExecutablePath() {
+  char path[PATH_MAX] = {};
+  const ssize_t count = readlink("/proc/self/exe", path, sizeof(path) - 1);
+  return count > 0 ? std::string(path, static_cast<size_t>(count))
+                   : std::string();
+}
+
+bool EnableAutostart(const std::string& app_name,
+                     const std::string& executable_path) {
+  const std::filesystem::path path = AutostartPath(app_name);
+  if (path.empty()) return false;
+
+  std::error_code error;
+  std::filesystem::create_directories(path.parent_path(), error);
+  if (error) return false;
+
+  std::ofstream file(path);
+  if (!file.is_open()) return false;
+  file << "[Desktop Entry]\n"
+       << "Type=Application\n"
+       << "Exec=" << executable_path << "\n"
+       << "Hidden=false\n"
+       << "NoDisplay=false\n"
+       << "X-GNOME-Autostart-enabled=true\n"
+       << "Terminal=false\n"
+       << "StartupNotify=false\n"
+       << "Name=" << app_name << "\n";
+  file.close();
+  return file.good();
+}
+
+bool DisableAutostart(const std::string& app_name) {
+  const std::filesystem::path path = AutostartPath(app_name);
+  if (path.empty()) return false;
+  std::error_code error;
+  return std::filesystem::remove(path, error) && !error;
+}
+
+bool IsAutostartEnabled(const std::string& app_name) {
+  const std::filesystem::path path = AutostartPath(app_name);
+  return !path.empty() && std::filesystem::is_regular_file(path);
+}
+
+}  // namespace crossdesk::platform