public MangaViewModel(IMangaService mangaService) : base()
{
_mangaService = mangaService;
_mangaAPIEnumerator = new MangaApiEnumerator();
BindingOperations.EnableCollectionSynchronization(MangaItems, _CollectionLock);
}
protected override async Task ExecuteJob()
{
if (animes.Any())
{
ConcurrentBag <AnimeModel> updatedAnimeEntries = new ConcurrentBag <AnimeModel>();
AnimeApiEnumerator animeApi = new AnimeApiEnumerator();
List <Task> animeRequests = new List <Task>();
JobEvent.NotifyJobProgressChange(0, "Querying animes");
for (int i = 0; i < animes.Count(); i = i + EntriesPerRequest)
{
var currEntries = animes.Skip(i).Take(EntriesPerRequest);
animeRequests.Add(
Task.Run(async() => {
var requestResult = await animeApi.GetByIdSet(currEntries.Select(e => e.Id).ToArray());
foreach (AnimeModel entry in requestResult)
{
updatedAnimeEntries.Add(entry);
JobEvent.NotifyJobProgressChange(1, isIncremental: true);
}
}));
}
await Task.WhenAll(animeRequests);
JobEvent.NotifyJobProgressChange(0, "Updating animes", true);
animeService.AddOrUpdateRange(updatedAnimeEntries, (progress) => {
JobEvent.NotifyJobProgressChange((int)progress, isIncremental: true);
});
await Task.Delay(100);
}
if (mangas.Any())
{
ConcurrentBag <MangaModel> updatedMangaEntries = new ConcurrentBag <MangaModel>();
MangaApiEnumerator mangaApi = new MangaApiEnumerator();
List <Task> mangaRequests = new List <Task>();
JobEvent.NotifyJobProgressChange(0, "Querying mangas", true);
for (int i = 0; i < mangas.Count(); i = i + EntriesPerRequest)
{
var currEntries = mangas.Skip(i).Take(EntriesPerRequest);
mangaRequests.Add(
Task.Run(async() => {
var requestResult = await mangaApi.GetByIdSet(currEntries.Select(e => e.Id).ToArray(), false);
foreach (MangaModel entry in requestResult)
{
updatedMangaEntries.Add(entry);
JobEvent.NotifyJobProgressChange(1, isIncremental: true);
}
}));
}
await Task.WhenAll(mangaRequests);
JobEvent.NotifyJobProgressChange(0, "Updating mangas", true);
mangaService.AddOrUpdateRange(updatedMangaEntries, (progress) => {
JobEvent.NotifyJobProgressChange((int)progress, isIncremental: true);
});
}
}
