/// <summary>
/// 为指定的小说下载插件注册书籍输出器。
/// </summary>
/// <param name="plugin">小说下载插件。</param>
/// <param name="bookWriter">书籍输出器。</param>
/// <exception cref="ArgumentNullException"><paramref name="plugin"/> 的值为 <see langword="null"/> 。</exception>
/// <exception cref="ArgumentNullException"><paramref name="bookWriter"/> 的值为 <see langword="null"/> 。</exception>
/// <exception cref="InvalidOperationException">已为插件注册了书籍输出器。</exception>
/// <exception cref="InvalidOperationException">插件未加载。</exception>
public void RegisterBookWriter(INovelDownloadPlugin plugin, IBookWriter bookWriter)
{
if (plugin == null)
{
throw new ArgumentNullException(nameof(plugin));
}
if (bookWriter == null)
{
throw new ArgumentNullException(nameof(bookWriter));
}
if (this.Plugins.ContainsKey(plugin.Guid))
{
if (this.BookWriters.ContainsKey(plugin.Guid))
{
throw new InvalidOperationException("已为插件注册了书籍输出器。");
}
else
{
this.BookWriters.Add(plugin.Guid, bookWriter);
}
}
else
{
throw new InvalidOperationException("插件未加载。");
}
}
/// <summary>
/// 寻找合适的书籍输出器，并异步保存书籍到文件。
/// </summary>
/// <param name="bookToken">书籍节点。</param>
/// <param name="outputDir">输出目录。</param>
/// <exception cref="ArgumentNullException"><paramref name="bookToken"/> 的值为 <see langword="null"/> 。</exception>
/// <exception cref="NotSupportedException">未找到支持节点的小说下载插件。</exception>
/// <exception cref="NotSupportedException">不支持的插件类型。</exception>
public Task SaveToAsync(NDTBook bookToken, string outputDir)
{
if (bookToken == null)
{
throw new ArgumentNullException(nameof(bookToken));
}
IBookWriter bookWriter = this.FindBookWriterForBookToken(bookToken);
// 异步写入文件。
return(bookWriter.WriteAsync(bookToken, outputDir));
}
/// <summary>
/// 寻找合适的书籍输出器，并保存书籍到文件。
/// </summary>
/// <param name="bookToken">书籍节点。</param>
/// <param name="outputDir">输出目录。</param>
/// <exception cref="ArgumentNullException"><paramref name="bookToken"/> 的值为 <see langword="null"/> 。</exception>
/// <exception cref="NotSupportedException">未找到支持节点的小说下载插件。</exception>
/// <exception cref="NotSupportedException">不支持的插件类型。</exception>
public void SaveTo(NDTBook bookToken, string outputDir)
{
if (bookToken == null)
{
throw new ArgumentNullException(nameof(bookToken));
}
IBookWriter bookWriter = this.FindBookWriterForBookToken(bookToken);
// 写入文件。
bookWriter.Write(bookToken, outputDir);
}
public void RegisterBookWriter(IBookWriter bookWriter)
{
this.manager.RegisterBookWriter(this, bookWriter);
}
