videospeed/shared/import-export.js

(function(root, factory) {
  var exports = factory();

  if (typeof module === "object" && module.exports) {
    module.exports = exports;
  }

  root.SpeederShared = root.SpeederShared || {};
  root.SpeederShared.importExport = exports;
})(typeof globalThis !== "undefined" ? globalThis : this, function() {
  function generateBackupFilename(now) {
    var date = now instanceof Date ? now : new Date(now || Date.now());
    var year = date.getFullYear();
    var month = String(date.getMonth() + 1).padStart(2, "0");
    var day = String(date.getDate()).padStart(2, "0");
    var hours = String(date.getHours()).padStart(2, "0");
    var minutes = String(date.getMinutes()).padStart(2, "0");
    var seconds = String(date.getSeconds()).padStart(2, "0");

    return (
      "speeder-backup_" +
      year +
      "-" +
      month +
      "-" +
      day +
      "_" +
      hours +
      "." +
      minutes +
      "." +
      seconds +
      ".json"
    );
  }

  function buildBackupPayload(settings, localSettings, now) {
    return {
      version: "1.1",
      exportDate: new Date(now || Date.now()).toISOString(),
      settings: settings,
      localSettings: localSettings || {}
    };
  }

  function extractImportSettings(backup) {
    var settingsToImport = null;
    var isWrappedBackup = false;

    if (backup && backup.settings && typeof backup.settings === "object") {
      settingsToImport = backup.settings;
      isWrappedBackup = true;
    } else if (
      backup &&
      typeof backup === "object" &&
      (backup.keyBindings || backup.rememberSpeed !== undefined)
    ) {
      settingsToImport = backup;
    }

    if (!settingsToImport) return null;

    return {
      isWrappedBackup: isWrappedBackup,
      settings: settingsToImport,
      localSettings:
        backup &&
        backup.localSettings &&
        typeof backup.localSettings === "object"
          ? backup.localSettings
          : null
    };
  }

  function parseImportText(text) {
    return extractImportSettings(JSON.parse(text));
  }

  return {
    buildBackupPayload: buildBackupPayload,
    extractImportSettings: extractImportSettings,
    generateBackupFilename: generateBackupFilename,
    parseImportText: parseImportText
  };
});