public async Task <KeyValuePair <string, IEnumerable <MediaFields> > > GetLatestItemsAsync()
{
await TraverseAndCacheAsync();
var entry = CachedEntries.Last();
return(new KeyValuePair <string, IEnumerable <MediaFields> >(entry.Key, entry.Value));
}
public async Task TraverseAndCacheAsync()
{
bool traverse = true;
var lastTimestamp = LastCachedItem.HasValue ? new DateTime(LastCachedItem.Value.Ticks) : (DateTime?)null;
InstagramResponse?response = null;
void ProcessItem(MediaFields item)
{
if (LastCachedItem == null || LastCachedItem.Value < item.Timestamp)
{
LastCachedItem = item.Timestamp;
}
if (lastTimestamp.HasValue && item.Timestamp <= lastTimestamp.Value)
{
traverse = false;
return;
}
var date = item.Timestamp !.Value.ToString("yyyy-MM-dd");
if (!CachedEntries.ContainsKey(date))
{
CachedEntries[date] = new Stack <MediaFields>();
}
CachedEntries[date].Push(item);
}
var fields = "timestamp,media_url,id,media_type,thumbnail_url";
while (traverse)
{
response = await GetPostsAsync($"{fields},caption", response?.Paging?.Next);
if (response.Paging.Next == null || Environment.GetEnvironmentVariable("ASPNETCORE_ENVIRONMENT")?.ToLower() == "development")
{
traverse = false; //If there's no next or if we're in dev, no need to fetch more
}
foreach (var item in response.Data)
{
if (item.MediaType == MediaType.CAROUSEL_ALBUM)
{
var albumContents = await GetAlbumContentsAsync(item.Id !, fields);
foreach (var albumItem in albumContents.Data)
{
albumItem.Caption = item.Caption;
ProcessItem(albumItem);
}
}
else
{
ProcessItem(item);
}
}
}
}
public async Task <KeyValuePair <string, IEnumerable <MediaFields> >?> GetItemsByDateStringAsync(string date)
{
if (date is null)
{
throw new ArgumentNullException(nameof(date));
}
await TraverseAndCacheAsync();
if (CachedEntries.TryGetValue(date, out var items))
{
return(new KeyValuePair <string, IEnumerable <MediaFields> >(date, items));
}
return(null);
}
public override async void LoadCachedEntries()
{
if (_cachedItemsLoaded)
{
return;
}
_cachedItemsLoaded = true;
var files = await ApplicationData.Current.LocalFolder.GetFilesAsync();
foreach (var file in files)
{
if (file.FileType == ".json")
{
var data = await file.GetBasicPropertiesAsync();
CachedEntries.Add(new CachedEntryModel
{
Date = data.DateModified.LocalDateTime.ToString("dd/MM/yyyy HH:mm"),
FileName = file.Name,
Size = Utilities.SizeSuffix((long)data.Size)
});
}
}
EmptyCachedListVisiblity = files.Count == 0;
try
{
var folder = await ApplicationData.Current.LocalFolder.GetFolderAsync("AnimeDetails");
var data = await folder.GetFilesAsync();
TotalFilesCached = $"Remove all anime details data({data.Count}files)";
RemoveAllCachedDataButtonVisibility = true;
}
catch (Exception)
{
//No folder yet
RemoveAllCachedDataButtonVisibility = false;
}
}
