/// <summary>
/// Ajoute une nouvelle personne à un groupe
/// </summary>
/// <param name="adminID">Le ID de la personne qui tente d'ajouter une personne au group</param>
/// <param name="personId">Le ID de la person qui doit être ajouté</param>
/// <param name="groupId">Le ID du group de lequl ajouter la personne</param>
public void AddPersonToGroup(object adminID, object personId, object groupId)
{
if (personId == null)
{
throw new ServiceException("Le ID de la personne est null");
}
if (groupId == null)
{
throw new ServiceException("Le ID du groupe est null");
}
if (adminID == null)
{
throw new ServiceException("Le ID de l'administrateur est null");
}
try
{
using (var context = new pigeonsEntities1())
{
// Validating the group
group theGroup = groupDAO.GetByID(context, groupId);
if (theGroup == null)
{
throw new ServiceException("Ce groupe n'existe pas");
}
if (!theGroup.Is_active)
{
throw new ServiceException("Ce groupe n'est pas actif");
}
List <following> followingList = followingDAO.GetBy(context, following.COLUMN_GROUP_ID, groupId).ToList();
foreach (following follow in followingList)
{
// If the user is already following that group
if (follow.Person_Id == (int)personId && follow.Is_active)
{
throw new ServiceException("Cette personne suis déjà ce groupe");
}
// He was following the group but was deactivated - Reactivating the person
else if (follow.Person_Id == (int)personId && !follow.Is_active)
{
follow.Is_active = true;
followingDAO.Update(context, follow);
context.SaveChanges();
return;
}
// The user adding is not admin of this group
if (follow.Person_Id == (int)adminID && !follow.Is_admin)
{
throw new ServiceException("La personne qui tente d'ajouter une autre personne n'est pas l'administrateur du groupe");
}
}
// Everyting is ok, adding the following
following newFollowing = new following();
newFollowing.Person_Id = (int)personId;
newFollowing.Group_id = (int)groupId;
newFollowing.Is_admin = false;
newFollowing.Is_active = true;
newFollowing.Last_checkin = DateTime.Now;
followingDAO.Insert(context, newFollowing);
context.SaveChanges();
}
}
catch (DAOException daoException)
{
throw new ServiceException(daoException.Message);
}
}
