public async Task <IEnumerable <UserContactInfo> > GetAvailableContactsForOwner(int advertId, string ownerId)
{
try
{
List <UserContactInfo> usersContactsInfo = new List <UserContactInfo>();
List <UserMessages> result = _repository.GetUserMessagesByAdvertismentId(advertId, ownerId)
.Where(m => m.FromUserId != ownerId)
.GroupBy(m =>
new
{
m.FromUserId,
m.ToUserId
})
.Select(s => s.LastOrDefault())
.OrderByDescending(o => o.DateSent)
.ToList();
// get the messaging history between owner and target people
foreach (var userMessage in result)
{
string contactUserId = userMessage.FromUserId != ownerId
? userMessage.FromUserId
: userMessage.ToUserId;
usersContactsInfo.Add(new UserContactInfo
{
UserId = contactUserId,
LastMessage = userMessage.MessageContent,
UserName = await _userService.GetUserNameFromUserIdAsync(contactUserId)
});
}
return(usersContactsInfo);
}
catch (ArgumentNullException ex)
{
Log.Error(ex, MessagingConstants.ARGUMENT_NULL_MESSAGE);
throw;
}
catch (Exception ex)
{
Log.Error(ex, MessagingConstants.ContactsGetErrorGeneral());
throw;
}
}
public IEnumerable <UserMessages> GetAdvertMessagesBetweenOwnerAndUser(int advertId, string ownerId,
string targetUserId)
{
try
{
return(_repository.GetAdvertUserMessagesBetweenOwnerAndUser(advertId, ownerId, targetUserId));
}
catch (ArgumentNullException ex)
{
Log.Error(ex, MessagingConstants.ARGUMENT_NULL_MESSAGE);
throw;
}
catch (Exception ex)
{
Log.Error(ex, MessagingConstants.ContactsGetErrorGeneral());
throw;
}
}