public IEnumerable <Message> GetMessageHistory(
string userOneId,
string userTwoId,
MESSAGES_AMOUNT amount = MESSAGES_AMOUNT.ALL)
{
return(Messages.Where(m =>
(m.SenderId == userOneId && m.ReceiverId == userTwoId) ||
(m.SenderId == userTwoId && m.ReceiverId == userOneId)).Take(GetAmount(amount)));
}
private Int32 GetAmount(MESSAGES_AMOUNT amount)
{
switch (amount)
{
case MESSAGES_AMOUNT.ALL:
return(Int32.MaxValue);
case MESSAGES_AMOUNT.TEN:
return(10);
case MESSAGES_AMOUNT.TWENTY:
return(20);
default:
return(0);
}
}