public UserGroupDto FindGroupById(long groupId)
{
UserGroup group = GroupDao.Find(groupId);
UserGroupDto groupDto = new UserGroupDto(group);
return(groupDto);
}
public ICollection <Recommendation> AddRecommendation(long eventId, ICollection <long> groups, long userId, string description)
{
Event e = EventDao.Find(eventId);
ICollection <Recommendation> recs = new List <Recommendation>();
foreach (long groupId in groups)
{
Recommendation r = RecommendationDao.FindByGroupIdAndEventIdAndUsrId(groupId, userId, eventId);
if (r != null)
{
r.reason = description;
RecommendationDao.Update(r);
}
else
{
UserGroup g = GroupDao.Find(groupId);
UserProfile u = UserProfileDao.Find(userId);
Recommendation rec = new Recommendation();
rec.UserGroup = g;
rec.UserProfile = u;
rec.Event = e;
rec.reason = description;
RecommendationDao.Create(rec);
recs.Add(rec);
}
}
return(recs);
}
public UserGroup UnJoinGroup(long userId, long groupId)
{
UserGroup group = GroupDao.Find(groupId);
UserProfile user = UserProfileDao.Find(userId);
group.UserProfiles.Remove(user);
GroupDao.Update(group);
return(group);
}
public ICollection <RecommendationDto> FindGroupRecommendations(long groupId, long userId, int startIndex, int count)
{
UserProfile u = UserProfileDao.Find(userId);
UserGroup g = GroupDao.Find(groupId);
if (g.UserProfiles.Contains(u))
{
ICollection <Recommendation> recs = RecommendationDao.FindByGroupId(groupId, startIndex, count);
ICollection <RecommendationDto> recsDto = new List <RecommendationDto>();
foreach (Recommendation r in recs)
{
Event e = EventDao.Find(r.eventId);
recsDto.Add(new RecommendationDto(r, e.name));
}
return(recsDto);
}
else
{
throw new Exception();
}
}