/// <inheritdoc />
public async Task DeleteAsync(EmojiSearchCriteria criteria)
{
if (criteria is null)
{
throw new ArgumentNullException(nameof(criteria));
}
var entities = ModixContext.Emoji.FilterBy(criteria);
ModixContext.RemoveRange(entities);
await ModixContext.SaveChangesAsync();
}
/// <inheritdoc />
public async Task <IReadOnlyCollection <EmojiSummary> > SearchSummariesAsync(EmojiSearchCriteria criteria)
{
if (criteria is null)
{
throw new ArgumentNullException(nameof(criteria));
}
var emoji = await ModixContext.Emoji.AsNoTracking()
.FilterBy(criteria)
.AsExpandable()
.Select(EmojiSummary.FromEntityProjection)
.ToArrayAsync();
return(emoji);
}
/// <inheritdoc />
public async Task <IReadOnlyDictionary <EphemeralEmoji, int> > GetCountsAsync(EmojiSearchCriteria criteria)
{
if (criteria is null)
{
throw new ArgumentNullException(nameof(criteria));
}
var emoji = await ModixContext.Emoji.AsNoTracking()
.FilterBy(criteria)
.GroupBy(x => new
{
x.EmojiId,
EmojiName = x.EmojiId == null
? x.EmojiName
: null
},
x => new { x.EmojiId, x.EmojiName, x.IsAnimated, x.Timestamp })
.ToArrayAsync();
var counts = emoji.ToDictionary(
x =>
{
var mostRecentEmoji = x.OrderByDescending(y => y.Timestamp).First();
return(EphemeralEmoji.FromRawData(mostRecentEmoji.EmojiName, mostRecentEmoji.EmojiId, mostRecentEmoji.IsAnimated));
},
x => x.Count());
return(counts);
}
