/// <summary>
/// paralell parse chapters info
/// </summary>
/// <param name="threadsNumber">how many threads is running at the same time</param>
/// <param name="match">add ChapterInfo to list if ShortChapterInfo match</param>
protected void ParseChaptersInfo(Predicate <ShortChapterInfo> match, int threadsNumber)
{
IChapterJsonParser jsonParser = new ChapterJsonParser();
Thread[] threads = new Thread[threadsNumber];
int threadsIndex = 0;
foreach (var chapter in MangaInfo.ShortChaptersInfo)
{
// check if it s match the request
if (match(chapter))
{
// we use post increament so we just compare this values
if (threadsIndex == threadsNumber)
{
threadsIndex = 0;
// start threads
foreach (var thread in threads)
{
thread.Start();
}
//// wait for thread's work complete
//foreach (var thread in threads)
//{
// thread.Join();
//}
}
// parse json func
ThreadStart parseFunc = () =>
{
// wait for calling thread wait for end of the parsing
// parse data from site
var chapterLocal = chapter;
int id = Convert.ToInt32(chapterLocal.Id);
IChapterInfo info = jsonParser.GetChapterInfo(id);
ChaptersInfo.Add(info);
};
threads[threadsIndex++] = new Thread(parseFunc);
}
}
// if something left in threads array and yeah there only matched chapters
if (threadsIndex > 0)
{
// threadsIndex is size of the array with useful parseFuncs
// start threads
for (int i = 0; i < threadsIndex; i++)
{
threads[i].Start();
}
// wait for thread's work complete
for (int i = 0; i < threadsIndex; i++)
{
threads[i].Join();
}
}
}
/// <summary>
/// parse chapters info
/// </summary>
/// <param name="match">predicate for chapters</param>
public List <IChapterInfo> ParseChaptersInfo(Predicate <ShortChapterInfo> match)
{
IChapterJsonParser jsonParser = new ChapterJsonParser();
List <IChapterInfo> chaptersInfo = new List <IChapterInfo>();
foreach (var chapter in MangaInfo.ShortChaptersInfo)
{
// check if it s match the user's request
if (match(chapter))
{
int id = Convert.ToInt32(chapter.Id);
IChapterInfo info = jsonParser.GetChapterInfo(id);
chaptersInfo.Add(info);
}
}
return(chaptersInfo);
}
