import browserInfo from "browser-info";
import manifest from "src/manifest-firefox.json";

export default commandId => {
  const suggestedKeys = manifest.commands[commandId].suggested_key || null;
  if (!suggestedKeys) return null;

  const os = browserInfo().os;
  switch (os) {
    case "Windows":
      return suggestedKeys.windows || suggestedKeys.default;
    case "OS X":
      return suggestedKeys.mac || suggestedKeys.default;
    case "Linux":
      return suggestedKeys.linux || suggestedKeys.default;
    case "Android":
      return suggestedKeys.android || suggestedKeys.default;
    case "iOS":
      return suggestedKeys.ios || suggestedKeys.default;
    default:
      return suggestedKeys.default || null;
  }
};