/// <summary>
/// 加载电子书解压后得物理文件夹。
/// </summary>
/// <param name="bookId">电子书Id。</param>
/// <returns>返回电子书组成配置文件实例。</returns>
public IEpubFile Create(string bookId)
{
var path = GetEpubPath(bookId);
var jsonPath = Path.Combine(path, "epub.json");
if (File.Exists(jsonPath))
{
var file = Cores.FromJsonString <EpubFile>(StorageHelper.ReadText(jsonPath));
if (file != null)
{
return(new EpubFileEntry(file, path));
}
}
var instance = new EpubFile {
BookId = bookId
};
StorageHelper.SaveText(jsonPath, instance.ToJsonString());
return(new EpubFileEntry(instance, path));
}
