private async Task SendComicsAsync(Subscription subscriptionType)
{
using (var db = new BotDBContext())
{
var clients = (from c in db.Clients
join sub in db.Subscriptions on c.Subscription equals sub.Id
where sub.SubsctiptionType == (int)subscriptionType
select c.ChatId
).Distinct();
MessageToSend message = (subscriptionType == Subscription.Oglaf) ? GetOglafPicture() : GetXKCDPicture();
foreach (var client in clients)
{
var lastPostedKey = (from cli in db.Clients
join sub in db.Subscriptions on cli.Subscription equals sub.Id
where cli.ChatId == client && sub.SubsctiptionType == (int)subscriptionType
orderby sub.Id descending
select new
{
LTK = sub.LastPostedKey,
SUBID = sub.Id
}
).First();
if (message.Title.Equals(lastPostedKey.LTK))
{
continue;
}
DatabaseInteractions.Subscription subToUpdate = db.Subscriptions.Where(x => x.Id == lastPostedKey.SUBID).First();
string newHash = message.Title;
subToUpdate.LastPostedKey = newHash;
db.Update(subToUpdate);
//db.Subscriptions.Where(x => x.Id == lastPostedKey.SUBID).First().LastPostedKey = message.Title.GetHashCode().ToString();
try
{
await _bot.SendTextMessageAsync(client, message.Title.ToUpper());
await _bot.SendTextMessageAsync(client, message.SubTitle);
await _bot.SendPhotoAsync(client, new InputOnlineFile(message.Image));
}
catch (ChatNotFoundException e)
{
TraceError.Info(e.Message);
var clientsRecords = db.Clients.Where(c => c.ChatId == client).ToList();
TraceError.Info("Client Recs to remove: " + string.Join(",", clientsRecords.Select(c => c.ChatId)));
var subscriptionsToRemove = db.Subscriptions.Where(x => clientsRecords.Select(o => o.Subscription).Contains(x.Id));
TraceError.Info("Subscription Recs to remove: " + string.Join(",", subscriptionsToRemove.Select(s => s.SubsctiptionType.ToString())));
db.Subscriptions.RemoveRange(subscriptionsToRemove);
db.Clients.RemoveRange(clientsRecords);
}
}
await db.SaveChangesAsync();
}
}
public async Task UpdateSubscriptions(Update update)
{
Subscription subscriptionType = Subscription.NoSubscription;
if (update.CallbackQuery.Data.Equals("/subs=Oglaf"))
{
subscriptionType = Subscription.Oglaf;
}
if (update.CallbackQuery.Data.Equals("/subs=Xkcd"))
{
subscriptionType = Subscription.XKCD;
}
if (update.CallbackQuery.Data.Equals("/subs=CoinCM"))
{
subscriptionType = Subscription.CoinCapMarket;
}
if (update.CallbackQuery.Data.Equals("/subs=ErrL"))
{
subscriptionType = Subscription.ErrorMessageLog;
}
var userId = update.CallbackQuery.From.Id;
TraceError.Info("In callback");
using (BotDBContext db = new BotDBContext())
{
try
{
TraceError.Info("DB Init");
var exists = (from c in db.Clients
join sub in db.Subscriptions on c.Subscription equals sub.Id
where c.ChatId == userId &&
sub.SubsctiptionType == (int)subscriptionType
select c.Id
).Count();
if (exists == 0)
{
var subscription = new DatabaseInteractions.Subscription {
SubsctiptionType = (int)subscriptionType
};
db.Subscriptions.Add(subscription);
db.SaveChanges();
var client = new DatabaseInteractions.Client {
ChatId = userId, Subscription = subscription.Id
};
db.Clients.Add(client);
db.SaveChanges();
await _bot.SendTextMessageAsync(userId, $"You've subscribed to { subscriptionType.ToString() }!");
}
else
{
var clients = db.Clients.Where(x => x.ChatId == userId &&
db.Subscriptions.Any(y => y.Id == x.Subscription && y.SubsctiptionType == (int)subscriptionType));
foreach (var item in clients)
{
db.Clients.Remove(item);
var sub = db.Subscriptions.Where(x => x.Id == item.Subscription).FirstOrDefault();
db.Subscriptions.Remove(sub);
}
db.SaveChanges();
await _bot.SendTextMessageAsync(userId, $"Unsubscribed from { subscriptionType.ToString() }!");
}
}
catch (Exception e)
{
TraceError.Info(e.Message);
}
}
}
