Added Update Checker Error Handler

main.cpp

@@ -6,12 +6,20 @@
 #include "download.h"
 #include "uncompress.h"
 
-std::string get_latest_version();
+std::string get_latest_version(std::string rate_limit_fallback);
 nlohmann::json get_default_configuration(std::string latest_version);
 void launch_fps_unlocker();
 
 int main() {
- std::string latest_version = get_latest_version();
+ std::string latest_version = get_latest_version("error");
+ if (latest_version == "error") {
+ // an error has occured while accessing github api (rate limited or api endpoint update)
+ printf("An error has occured while accessing Github api,\nthis might be caused by exceeding the rate limit or Github api endpoint updates.\n");
+ printf("\nUpdate check process cancelled, directly launching latest download in 10 seconds...\n");
+ Sleep(10000);
+ launch_fps_unlocker();
+ return 0;
+ }
  nlohmann::json configuration;
  bool install_update;
  printf("Found latest version: %s\n", latest_version.c_str());
@@ -31,22 +39,31 @@ int main() {
  }
  // install update if available
  if (install_update) {
+ // download fps unlocker from source
  printf("New version available, downloading from source...\n");
  std::string update_source = "https://github.com/axstin/rbxfpsunlocker/releases/download/" + latest_version + "/rbxfpsunlocker-x64.zip";
  download(update_source, "rbxfpsunlocker.zip");
  uncompress("rbxfpsunlocker.zip", "rbxfpsunlocker.exe", "rbxfpsunlocker.exe");
+ // update configuration
+ configuration["installed_version"] = latest_version;
+ configuration_file.set_configuration(configuration);
+ // installation process completed
  printf("Download completed.\n");
  } else {
- printf("Latest version installed.\n");
+ printf("No update is needed.\n");
  }
  launch_fps_unlocker();
  return 0;
 }
 
-std::string get_latest_version() {
+std::string get_latest_version(std::string rate_limit_fallback) {
  // json from github api
  std::string version_raw = get_request("https://api.github.com/repos/axstin/rbxfpsunlocker/releases/latest", "Mozilla/5.0");
  nlohmann::json version_json = nlohmann::json::parse(version_raw);
+ // fallback if exceeded github api rate limit
+ if (!version_json.contains("tag_name")) {
+ return rate_limit_fallback;
+ }
  return version_json["tag_name"];
 }