public TalkService(TalkPersistence talkPersistence, Users users, ContentService contentService, ThumbnailService thumbnailService, ISlackClient slackClient)
{
this.talkPersistence = talkPersistence;
this.users = users;
this.contentService = contentService;
this.thumbnailService = thumbnailService;
this.slackClient = slackClient;
}
public async Task <string> GetThumbnailUrl(Talk talk)
{
var thumbnailUrl = await cache.GetOrSet(
TalkPersistence.GetThumnnailHashName(talk.TalkName),
() => CreateThumbnailUrl(talk));
return(thumbnailUrl);
}
public string ClearCache(Talk talk)
{
var talkKey = GetTalkKey(talk.ConferenceId, talk.TalkName);
memoryCache.Remove(LatestTalksKey);
memoryCache.Remove(talk.Speaker);
memoryCache.Remove(talk.ConferenceId);
memoryCache.Remove(GetConferenceTalksKey(talk.ConferenceId));
memoryCache.Remove(GetTalkViewKey(talk.ConferenceId, talk.TalkName));
memoryCache.Remove(TalkPersistence.GetThumbnailKey(talk.TalkName));
memoryCache.Remove(TalkPersistence.GetThumnnailHashName(talk.TalkName));
memoryCache.Remove(SpeakersKey);
memoryCache.Remove(talkKey);
return(talkKey);
}
public async Task <IActionResult> GetTalkThumbnail(string conferenceId, string talkName)
{
Console.WriteLine($"GetTalkThumbnail " + conferenceId + " " + talkName);
var view = await cache.GetOrSet(TalkPersistence.GetThumbnailKey(talkName), GetThumbnail);
return(view);
async Task <IActionResult> GetThumbnail()
{
var conference = GetConferenceFromId(conferenceId);
var thumbnail = await thumbnailService.GetTalkThumbnail(conference, talkName);
return(File(thumbnail.ImageData, thumbnail.ContentType));
}
}
