public void InsertOrUpdateBookCatalogs(Book book)
{
var result = DbLocalBook.InsertOrUpdateBookCatalogs(AppDataPath.GetLocalBookDbPath(), book.CatalogList);
if (!result)
{
ToastHelper.ShowMessage(book.BookName + "下载失败", false);
ViewModelInstance.Instance.DownloadCenter.RemoveDownItem(this);
return;
}
var value = DbLocalBook.InsertOrUpdatBook(AppDataPath.GetLocalBookDbPath(), book);
if (value)
{
ToastHelper.ShowMessage(book.BookName + "下载成功，您可在本地书架中阅读");
ViewModelInstance.Instance.DownloadCenter.RemoveDownItem(this);
ViewModelInstance.Instance.LocalBookPage.InserOrUpdateBook(book);
}
}
private void LoadTxtFile(StorageFile file)
{
Task.Run(async() =>
{
try
{
DispatcherHelper.CheckBeginInvokeOnUI(() =>
{
IsLoading = true;
});
var catalogs = new List <BookCatalog>();
var bookId = Guid.NewGuid().ToString();
string txt;
using (Stream stream = await file.OpenStreamForReadAsync())
{
using (StreamReader read = new StreamReader(stream, Encoding.GetEncoding("GBK")))
{
txt = read.ReadToEnd();
}
}
//@"(第?\w*章\s\w{1,20}[\(【（]?\w{1,20}[\)】）]?\n)"
var matches1 = Regex.Matches(txt, @"(?<title>第?\w*章\s\w{1,20}[！]?\s?[--，]?\w{1,20}\(?（?\w{1,20}\)?）?)", RegexOptions.Compiled);
var matches = Regex.Matches(txt, @"(第?\w*章\s\w{0,20}[\(【（]?\w{0,20}[\)】）]?)", RegexOptions.Compiled);
if (matches.Count <= 0)
{
ToastHelper.ShowMessage("智能分章失败，将采用按字数分章节");
var list = SplitText(txt);
if (list == null || list.Count == 0)
{
ToastHelper.ShowMessage("文件解析失败");
return;
}
for (int i = 0; i < list.Count; i++)
{
var temp = new BookCatalog
{
BookId = bookId,
Index = i,
CatalogName = $"第{i + 1}章",
CatalogContent = list[i],
CatalogUrl = (i + 1).ToString()
};
catalogs.Add(temp);
}
}
else
{
for (int i = 0; i < matches.Count; i++)
{
var currentMatch = matches[i];
if (currentMatch == null)
{
continue;;
}
if (i == 0 && !string.IsNullOrEmpty(txt.Substring(0, currentMatch.Index)?.Trim()))
{
var temp = new BookCatalog
{
BookId = bookId,
Index = 0,
CatalogName = "前言",
CatalogContent = txt.Substring(0, currentMatch.Index),
CatalogUrl = "0"
};
catalogs.Add(temp);
}
var catalog = new BookCatalog
{
CatalogName = currentMatch.ToString().Replace("\r", "").Replace("\n", ""),
BookId = bookId,
Index = i + 1
};
if (i == matches.Count - 1)
{
catalog.CatalogContent = txt.Substring(currentMatch.Index, txt.Length - currentMatch.Index);
catalog.CatalogUrl = currentMatch.Index.ToString();
catalog.CatalogUrl = (i + 1).ToString();
}
else
{
var nextMatch = matches[i + 1];
catalog.CatalogContent = txt.Substring(currentMatch.Index, nextMatch.Index - currentMatch.Index);
catalog.CatalogUrl = (i + 1).ToString();
}
catalog.CatalogContent = catalog.CatalogContent?.Replace("\r\n\r\n", "\r\n");
catalogs.Add(catalog);
}
}
if (catalogs.Count == 0)
{
ToastHelper.ShowMessage("文件解析失败");
return;
}
var book = new Book();
book.IsTxt = true;
book.BookId = bookId;
book.BookName = file.DisplayName;
book.LastReadChapterName = catalogs.FirstOrDefault().CatalogName;
book.LastReadChapterUrl = catalogs.FirstOrDefault().CatalogUrl;
book.NewestChapterName = catalogs.LastOrDefault().CatalogName;
book.NewestChapterUrl = catalogs.LastOrDefault().CatalogUrl;
book.AuthorName = "某位大神";
book.Description = "不管三七二十一，就是好看。";
book.LyWeb = "本地TXT文档";
DbLocalBook.InsertOrUpdateBookCatalogs(AppDataPath.GetLocalBookDbPath(), catalogs);
DispatcherHelper.CheckBeginInvokeOnUI(() =>
{
this.InserOrUpdateBook(book);
});
}
catch (Exception e)
{
Console.WriteLine(e);
ToastHelper.ShowMessage("文件解析失败");
}
finally
{
DispatcherHelper.CheckBeginInvokeOnUI(() =>
{
IsLoading = false;
});
}
});
}
public async void StartUpdate()
{
try
{
var taskCount = 3;
var groups = NeedUpdateCatalogs.Split <BookCatalog>(taskCount);
var enumerable = groups as IEnumerable <BookCatalog>[] ?? groups.ToArray();
if (groups == null || !enumerable.Any())
{
return;
}
IsUpdating = true;
var tasks = new Task[enumerable.Length];
for (var i = 0; i < enumerable.Length; i++)
{
if (IsDeleted)
{
break;
}
tasks[i] = await Task.Factory.StartNew(async() =>
{
var catalogs = enumerable[i];
foreach (var bookCatalog in catalogs)
{
try
{
if (IsDeleted)
{
break;
}
bookCatalog.CatalogContent =
await AnalisysSourceHelper.GetCatalogContent(bookCatalog.CatalogUrl);
}
catch (Exception e)
{
Console.WriteLine(e);
}
finally
{
lock (_obj)
{
DispatcherHelper.CheckBeginInvokeOnUI(() =>
{
NeedUpdateCount = (int.Parse(NeedUpdateCount) - 1).ToString();
});
}
}
}
});
}
await Task.Factory.ContinueWhenAll(tasks, (obj) =>
{
DbHelper.AddDbOperator(new Action(() =>
{
var reslut = DbLocalBook.InsertOrUpdateBookCatalogs(AppDataPath.GetLocalBookDbPath(),
NeedUpdateCatalogs);
}));
DispatcherHelper.CheckBeginInvokeOnUI(() =>
{
NeedUpdateCount = "";
});
});
}
catch (Exception e)
{
Console.WriteLine(e);
}
finally
{
IsUpdating = false;
}
}