/**
 * StorageManager
 *
 * The static class that manages storage for saving game data.
 */
export declare class StorageManager {
  constructor()
  static _forageKeys: string[]
  static _forageKeysUpdated: boolean
  static isLocalMode(): boolean
  static saveObject<T>(saveName: string, object: T): Promise<number | void>
  static loadObject<T>(saveName: string): Promise<T>
  static objectToJson<T>(object: T): Promise<string>
  static jsonToObject<T>(json: string): Promise<T>
  static jsonToZip(json: string): Promise<string>
  static zipToJson(zip: string): Promise<string>
  static saveZip(saveName: string, zip: string): Promise<void> | Promise<number>
  static loadZip(saveName: string): Promise<string>
  static exists(saveName: string): boolean
  static remove(saveName: string): void | Promise<number>
  static saveToLocalFile(saveName: string, zip: string): Promise<void>
  static loadFromLocalFile(saveName: string): Promise<string>
  static localFileExists(saveName: string): boolean
  static removeLocalFile(saveName: string): void
  static saveToForage(saveName: string, zip: string): Promise<number>
  static loadFromForage(saveName: string): Promise<string>
  static forageExists(saveName: string): boolean
  static removeForage(saveName: string): Promise<number>
  static updateForageKeys(): Promise<number>
  static forageKeysUpdated(): boolean
  static fsMkdir(path: string): void
  static fsRename(oldPath: string, newPath: string): void
  static fsUnlink(path: string): void
  static fsReadFile(path: string): string | null
  static fsWriteFile(path: string, data: string): void
  static fileDirectoryPath(): string
  static filePath(saveName: string): string
  static forageKey(saveName: string): string
  static forageTestKey(): string
}