public void AcceptInvitation(int userId, int invitedId)
{
var request = db.Request.FirstOrDefault(r => r.sender == invitedId && r.receiver == userId);
if (request != null)
{
var friend = new Friendship();
friend.sender = invitedId;
friend.receiver = userId;
db.Friendship.Add(friend);
db.Request.Remove(request);
db.SaveChanges();
}
}
public void SendInvitation(int senderId, int receiverId)
{
if(!db.Friendship.Any(f => (f.sender == senderId && f.receiver == receiverId) || (f.sender==receiverId && f.receiver==senderId)))
{
var request = db.Request.FirstOrDefault(r => r.sender == senderId && r.receiver == receiverId);
if(request==null)
{
var response = db.Request.FirstOrDefault(r => r.sender == receiverId && r.receiver == senderId);
if(response!=null)
{
var friend = new Friendship();
friend.sender = senderId;
friend.receiver = receiverId;
db.Friendship.Add(friend);
db.Request.Remove(response);
db.SaveChanges();
}
else
{
request = new Request();
request.receiver = receiverId;
request.sender = senderId;
request.sent = DateTime.Now;
db.Request.Add(request);
db.SaveChanges();
}
}
}
}
