public async Task RestoreApplication(SocketGuild guild, GuildDB database)
{
// check if this guild has applications
ApplicationTB application = GetApplicationEntry(guild, database);
if (application == null)
{
logger.Log(new LogMessage(LogSeverity.Info, "State", $"'{guild.Name}' currently has no application."));
return;
}
// make sure that there is not an already active notifier
// (This could happen, because GuildAvailable gets called when Betty loses connection with discord)
CancellationTokenSource t = GetApplicationToken(guild);
if (t != null)
{
if (!t.IsCancellationRequested)
{
// if it's still active, there is no need to restore the application
logger.Log(new LogMessage(LogSeverity.Warning, "State", $"Found an active notifier for application."));
return;
}
else
{
// if it's not active, then there is something wrong with the code, but then a new notifier can be created still
logger.Log(new LogMessage(LogSeverity.Error, "State", $"Found a notifier, but cancellation was requested. This should never happen!!"));
}
}
// create notifier
SocketTextChannel channel = GetApplicationChannel(guild, database, application);
IInviteMetadata invite = await GetApplicationInvite(guild, database, application, channel);
var token = notifier.CreateWaiterTask(guild, channel, messages: DateTimeMethods.BuildMessageList(constants.ApplicationNotifications, application.Deadline, "Application selection"), action: async(db) =>
{
await ExpireAppLink(invite);
});
SetApplicationToken(guild, database, token);
}
public bool Plan(SocketGuild guild, GuildDB database, string name, DateTime date, SocketTextChannel channel = null, bool doNotifications = true, TimeSpan[] notifications = null)
{
// generate database data
var ev = StoreEventInDatabase(guild, database, name, date, channel, doNotifications, notifications);
// create notifier for this event
var token = notifier.CreateWaiterTask(guild, null, messages: DateTimeMethods.BuildMessageList(constants.EventNotifications, ev.Event.Date, ev.Event.Name), action: (db) =>
{
Cancel(ev.Event, db);
});
// store cancellation token
if (!notifiercollection.TryAdd(ev.Event.EventId, token))
{
// log failure and report back
logger.Log(new LogMessage(LogSeverity.Error, "Agenda", "Attempted to store cancellation token for event, but failed"));
return(false);
}
return(true);
}
public async Task <IInviteMetadata> StartApplication(SocketGuild guild, GuildDB database, DateTime deadline, GuildTB dbentry = null)
{
if (dbentry == null)
{
dbentry = GetGuildEntry(guild, database);
}
// create a channel
var channel = await CreateApplicationChannel(guild, dbentry);
if (channel == null)
{
return(null);
}
// create an invite
var invite = await CreateApplicationInvite(guild, channel, dbentry);
if (invite == null)
{
return(null);
}
// save to database
if (!SaveApplicationToDatabase(dbentry, deadline, channel, invite, database))
{
return(null);
}
// set a notifier
var token = notifier.CreateWaiterTask(guild, GetApplicationChannel(guild, database), messages: DateTimeMethods.BuildMessageList(constants.ApplicationNotifications, deadline, "Application selection"), action: async(db) =>
{
await ExpireAppLink(invite);
});
SetApplicationToken(guild, database, token, dbentry);
return(invite);
}