/// <summary>
///
/// </summary>
/// <param name="mail"></param>
public void SendAll(MailJobModel mail)
{
var userDb = new ApplicationDbContext();
var Db = new TimeTableDbContext();
ICollection <ApplicationUser> userList;
userList = userDb.Users.Where(u =>
u.MemberState == MemberState.Student ||
(u.MemberState == MemberState.Staff && u.LikeEMails)).ToList();
var sender = userDb.Users.SingleOrDefault(x => x.Id.Equals(mail.SenderId));
// jetzt reduzieren, um nicht FK Mitglieder!
var deleteList = new List <ApplicationUser>();
var subService = new SemesterSubscriptionService(Db);
foreach (var user in userList)
{
if (user.MemberState == MemberState.Student)
{
var isInSem = subService.IsSubscribed(user.Id, mail.SemesterId, mail.OrgId);
if (!isInSem)
{
deleteList.Add(user);
}
}
else
{
var isInFK = Db.Members.Any(x =>
x.Organiser.Id == mail.OrgId &&
string.IsNullOrEmpty(x.UserId) && x.UserId.Equals(user.Id));
if (!isInFK)
{
deleteList.Add(user);
}
}
}
foreach (var user in deleteList)
{
userList.Remove(user);
}
SendMail(userList, sender, mail);
}
/// <summary>
///
/// </summary>
/// <param name="allSubscriptions"></param>
/// <param name="group"></param>
/// <returns></returns>
public List <OccurrenceSubscription> GetSubscriptionsForGroup(ICollection <OccurrenceSubscription> allSubscriptions, OccurrenceGroup group)
{
var semSubService = new SemesterSubscriptionService();
var subList = new List <OccurrenceSubscription>();
foreach (var subscription in allSubscriptions)
{
var user = UserManager.FindById(subscription.UserId);
if (user != null)
{
bool isInGroup = semSubService.IsSubscribed(user.Id, group.SemesterGroups, group.Occurrence.UseExactFit);
if (isInGroup)
{
subList.Add(subscription);
}
}
}
return(subList);
}
/// <summary>
///
/// </summary>
/// <param name="occId"></param>
/// <param name="user"></param>
/// <returns></returns>
public SubscriptionResponse SubscribeOccurrence(Guid occId, ApplicationUser user)
{
var occurrence = Db.Occurrences.SingleOrDefault(ac => ac.Id == occId);
if (occurrence == null || user == null)
{
return(GetErrorResponse("Missing Or Wrong Occurrence Or Missing User", false));
}
// Nach einer bestehenden Eintragung suchen
// sollte aus irgendeinem Grund bereits mehrere Eintragungen bestehen, dann ist das hier nicht von Interesse
// es genügt die Information, dass bereits eine Eintragung existiert
OccurrenceSubscription subscription = occurrence.Subscriptions.FirstOrDefault(s => s.UserId.Equals(user.Id));
if (subscription != null)
{
return(new SubscriptionResponse
{
HasError = false,
Subscription = subscription
});
}
#region Zeitraum prüfen
var timingState = GetSubscriptionState(occurrence);
if (timingState == SubscriptionState.BeforeSubscriptionPhase)
{
return(new SubscriptionResponse
{
HasError = true,
ShowUser = true,
Message = string.Format("Noch zu früh! Eintragung erst ab {0} möglich", occurrence.FromDateTime.Value),
});
}
if (timingState == SubscriptionState.AfterSubscriptionPhase ||
timingState == SubscriptionState.DuringOccurrence ||
timingState == SubscriptionState.AfterOccurrence)
{
return(new SubscriptionResponse
{
HasError = true,
ShowUser = true,
Message = "Zu spät! Keine Eintragung mehr möglich!",
});
}
#endregion
#region Alles auf Warteliste: Inaktiv gesetzt oder Platzverlosung
var hasLottery = Db.Lotteries.Any(x => x.Occurrences.Any(y => y.Id == occurrence.Id));
if (occurrence.IsAvailable == false || hasLottery)
{
subscription = AddOnWaitingList(occurrence, user);
return(new SubscriptionResponse
{
HasError = false,
Subscription = subscription
});
}
#endregion
#region Gruppen berücksichtigen
if (occurrence.UseGroups)
{
var semSubService = new SemesterSubscriptionService();
// die beste Gruppe ermitteln => die erste, die passt
var group = semSubService.GetBestFit(user.Id, occurrence.Groups);
// Wenn der Benutzer nicht zur erforderlichen Gruppe gehört
// dan automatisch auf der Warteliste positionieren
if (group == null)
{
subscription = AddOnWaitingList(occurrence, user);
return(new SubscriptionResponse
{
HasError = false,
Subscription = subscription
});
}
// als nächstes die Anzahl der Teilnehmer in dieser Gruppe ermitteln
var participants = GetSubscriptionsForGroup(occurrence.Subscriptions, group);
// Es ist noch Platz in der Gruppe
if (participants.Count < group.Capacity)
{
subscription = AddOnParticipantList(occurrence, user);
return(new SubscriptionResponse
{
HasError = false,
Subscription = subscription
});
}
// Alle Plätze in der Gruppe sind belegt
// auf die Warteliste
subscription = AddOnWaitingList(occurrence, user);
return(new SubscriptionResponse
{
HasError = false,
Subscription = subscription
});
}
else
{
// keine Gruppen berücksichtigen
// und es interessiert hier nicht die Annahme des Platzes!
var nParticipants = occurrence.Subscriptions.Count(s => s.OnWaitingList == false);
if (occurrence.Capacity < 0 || nParticipants < occurrence.Capacity)
{
subscription = AddOnParticipantList(occurrence, user);
return(new SubscriptionResponse
{
HasError = false,
Subscription = subscription
});
}
// Auf Warteliste setzen
// Spezialfälle
// Bei einem Slot oder Datum (Sprechstunde) gibt es keine Wartelisten
var summary = new ActivityService().GetSummary(occurrence.Id);
if (summary is ActivitySlotSummary || summary is ActivityDateSummary)
{
return(new SubscriptionResponse
{
HasError = true,
ShowUser = true,
Message = "Leider bereits belegt",
});
}
else
{
subscription = AddOnWaitingList(occurrence, user);
return(new SubscriptionResponse
{
HasError = false,
Subscription = subscription
});
}
}
#endregion
}
