public IEnumerable <EventUserModel> GetNewEventsForUser(string userId)
{
var eventsUser = EventsUsers.Where(x => x.UserId == userId && x.State == EventState.New).ToArray();
return(Events.Where(x => eventsUser.Any(eu => eu.EventId == x.Id))
.Select(x => new EventUserModel(x, eventsUser.Single(eu => eu.EventId == x.Id))));
}
/// <summary>
/// Adds a request for joining the given event. Admins require no confirmation and automatically join if free slots are available.
/// </summary>
/// <param name="eventId"></param>
/// <param name="userId"></param>
/// <param name="isAdmin"></param>
/// <returns></returns>
public async Task RequestJoinEvent(int eventId, string userId, bool isAdmin)
{
if (userId == null)
{
throw new ArgumentException("User does not exist!");
}
if (!this.Exists(eventId))
{
throw new ArgumentException("Event does not exist!");
}
var eventUser = this.eventUserRepository.All().FirstOrDefault(x => x.UserId == userId && x.EventId == eventId);
if (eventUser != null && !eventUser.PendingJoinRequest)
{
throw new ArgumentException("You have already joined the event!");
}
else if (eventUser != null && eventUser.PendingJoinRequest)
{
throw new ArgumentException("You have already sent a request to join!");
}
var @event = this.eventsRepository.All().FirstOrDefault(x => x.Id == eventId);
if (@event.MaxGroupSize == @event.Participants.Count())
{
throw new ArgumentException("This event is full! You can't join this event! ");
}
eventUser = new EventsUsers {
UserId = userId, EventId = eventId
};
if (@event.CreatedById == userId || isAdmin)
{
eventUser.PendingJoinRequest = false;
@event.Participants.Add(eventUser);
}
else
{
eventUser.PendingJoinRequest = true;
@event.Participants.Add(eventUser);
}
await this.eventsRepository.SaveChangesAsync();
}
public int GetUnseenEventCountForUser(string userId)
{
return(EventsUsers.Count(x => x.UserId == userId && x.State == EventState.New));
}
public WorkEventUserRelation GetRelation(int eventId, string userId)
{
return(EventsUsers.SingleOrDefault(x => x.EventId == eventId && x.UserId == userId));
}
public void AddWorkEventRelation(WorkEventUserRelation relation)
{
EventsUsers.Add(relation);
}
public int GetTotalEventsForUserCount(string userId, EventFilterModel filterModel)
{
return(EventsUsers.Count(x => x.UserId == userId && x.State == EventState.Seen));
}
public IEnumerable <Tuple <WorkEvent, WorkEventUserRelation> > GetEventsForUser(string userId)
{
return(EventsUsers.Where(x => x.UserId == userId)
.Join(Events, relation => relation.EventId, @event => @event.Id,
(relation, @event) => new Tuple <WorkEvent, WorkEventUserRelation>(@event, relation)));
}