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Rewrite of Task-System for serialization.

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This commit is contained in:
glax 2023-05-18 20:58:03 +02:00
parent db5470769c
commit 0fc146019a
2 changed files with 69 additions and 55 deletions
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16
Tranga/TaskManager.cs
View File

@ -2,7 +2,7 @@
public class TaskManager
{
private readonly Dictionary<Publication, Chapter[]> _chapterCollection;
private Dictionary<Publication, Chapter[]> _chapterCollection;
private readonly HashSet<TrangaTask> _allTasks;
private bool _continueRunning = true;
@ -14,18 +14,18 @@ public class TaskManager
taskChecker.Start();
}
public void AddTask(Connector connector, TrangaTask.availableTasks task, TimeSpan reoccurrence, Publication? publication = null, string language = "en")
{
this._allTasks.Add(new TrangaTask(connector, task, reoccurrence, publication, language));
}
private void TaskCheckerThread()
{
while (_continueRunning)
{
foreach (TrangaTask task in _allTasks.Where(trangaTask => (DateTime.Now - trangaTask.lastExecuted) > trangaTask.reoccurrence))
{
if (!task.lastExecutedSuccessfully)
{
task.Abort();
//Add logging that task has failed
}
task.Execute();
task.Execute(ref _chapterCollection);
}
Thread.Sleep(1000);
}
@ -39,7 +39,7 @@ public class TaskManager
public Publication[] GetAddedPublications()
{
throw new NotImplementedException();
return this._chapterCollection.Keys.ToArray();
}
public TrangaTask[] GetTasks()

100
Tranga/TrangaTask.cs
View File

@ -2,63 +2,77 @@
public class TrangaTask
{
private readonly Action _taskAction;
private Task? _task;
public bool lastExecutedSuccessfully => _task is not null && _task.IsCompleted;
public TimeSpan reoccurrence { get; }
public DateTime lastExecuted { get; private set; }
public TrangaTask(Action taskAction, TimeSpan reoccurrence)
public Connector connector { get; }
public availableTasks availableTaskToExecute { get; }
public enum availableTasks
{
this._taskAction = taskAction;
downloadNewChapters,
updateChapters,
updatePublications
};
public Publication? publication { get; }
public string language { get; }
public TrangaTask(Connector connector, availableTasks availableTask, TimeSpan reoccurrence, Publication? publication = null, string language = "en")
{
this.connector = connector;
this.availableTaskToExecute = availableTask;
this.lastExecuted = DateTime.Now.Subtract(reoccurrence);
this.reoccurrence = reoccurrence;
}
public void Abort()
{
if(_task is not null && !_task.IsCompleted)
_task.Dispose();
}
public void Execute()
{
lastExecuted = DateTime.Now;
_task = new (_taskAction);
_task.Start();
}
public static TrangaTask CreateDownloadChapterTask(Connector connector, Publication publication, Chapter chapter, TimeSpan reoccurrence)
{
void TaskAction()
this.publication = publication;
this.language = language;
if (publication is null && availableTask is availableTasks.updateChapters or availableTasks.downloadNewChapters)
{
connector.DownloadChapter(publication, chapter);
if (publication is null)
throw new ArgumentException(
"If task is updateChapters or downloadNewChapters, Argument publication can not be null!");
}
return new TrangaTask(TaskAction, reoccurrence);
}
public static TrangaTask CreateUpdateChaptersTask(ref Dictionary<Publication, Chapter[]> chapterCollection, Connector connector, Publication publication, string language, TimeSpan reoccurrence)
public void Execute(ref Dictionary<Publication, Chapter[]> chapterCollection)
{
Dictionary<Publication, Chapter[]> pChapterCollection = chapterCollection;
void TaskAction()
switch (this.availableTaskToExecute)
{
Chapter[] chapters = connector.GetChapters(publication, language);
if(pChapterCollection.TryAdd(publication, chapters))
pChapterCollection[publication] = chapters;
case availableTasks.updateChapters:
UpdateChapters(ref chapterCollection);
break;
case availableTasks.updatePublications:
UpdatePublications(ref chapterCollection);
break;
case availableTasks.downloadNewChapters:
DownloadNewChapters(UpdateChapters(ref chapterCollection));
break;
}
return new TrangaTask(TaskAction, reoccurrence);
this.lastExecuted = DateTime.Now;
}
public static TrangaTask CreateUpdatePublicationsTask(ref Dictionary<Publication, Chapter[]> chapterCollection, Connector connector, TimeSpan reoccurrence)
private Chapter[] UpdateChapters(ref Dictionary<Publication, Chapter[]> chapterCollection)
{
Dictionary<Publication, Chapter[]> pChapterCollection = chapterCollection;
Publication pPublication = (Publication)this.publication!;
Chapter[] presentChapters = chapterCollection[pPublication];
Chapter[] allChapters = connector.GetChapters(pPublication);
chapterCollection[pPublication] = allChapters;
void TaskAction()
{
Publication[] publications = connector.GetPublications();
foreach (Publication publication in publications)
pChapterCollection.TryAdd(publication, Array.Empty<Chapter>());
}
return new TrangaTask(TaskAction, reoccurrence);
Dictionary<string, Chapter> pChapter = presentChapters.ToDictionary(chapter => chapter.url, chapter => chapter);
Dictionary<string, Chapter> aChapter = allChapters.ToDictionary(chapter => chapter.url, chapter => chapter);
return aChapter.Except(pChapter).ToDictionary(pair => pair.Key, pair => pair.Value).Values.ToArray();
}
private void UpdatePublications(ref Dictionary<Publication, Chapter[]> chapterCollection)
{
Publication[] allPublications = connector.GetPublications();
foreach(Publication publication in allPublications)
chapterCollection.TryAdd(publication, Array.Empty<Chapter>());
}
private void DownloadNewChapters(Chapter[] newChapters)
{
Publication pPublication = (Publication)this.publication!;
foreach(Chapter chapter in newChapters)
connector.DownloadChapter(pPublication, chapter);
}
}