public void DeleteFriend(int friendId)
{
var context = new Entities();
var friendToDelete = context.Friends.FirstOrDefault(f => f.Id == friendId);
context.Friends.Remove(friendToDelete);
context.SaveChanges();
}
public void SendNotification(string currentUserEmail, string currentUserName, string friendEmail, Entities context)
{
string emailBody = "";
var userService = new UserService();
bool isFriendMember = userService.IsEmailRegistered(friendEmail);
if (isFriendMember)
{
// do they already list the current user as one of their friends?
var friendUserId = userService.GetUsersByEmail(friendEmail).UserId;
bool currentUserAlreadyFriend = context.Friends.Any(f => f.UserId == friendUserId && f.EmailAddress == currentUserEmail);
if (currentUserAlreadyFriend)
{
emailBody = String.Format(@"Good News! Your friend {0} just added you as a friend!", currentUserEmail);
}
else
{
emailBody = String.Format(@"{0} added you as a friend on PluralSightBook!
Click here to add them as your friend: http://localhost:56693/AddFriend2?email={1}",
currentUserName, currentUserEmail);
}
}
else
{
emailBody = String.Format(@"{0} added you as a friend on PluralSightBook!
Click here to register your own account and then add them as your friend: http://localhost:56693/QuickAddFriend.aspx?email={1}",
currentUserName, currentUserEmail);
}
// send email
Debug.Print("Sending Email: " + emailBody);
}
public IEnumerable<Friend> ListFriendsOfUser(Guid userId)
{
var context = new Entities();
return context.Friends
.Where(f => f.UserId == userId)
.Select(f => new Friend()
{
Id = f.Id,
EmailAddress = f.EmailAddress
});
}
public void AddFriend(Guid currentUserId, string currentUserEmail, string currentUserName, string friendEmail)
{
// TODO: Move this code to DAL
var context = new Entities();
var newFriend = context.Friends.Create();
newFriend.UserId = currentUserId;
newFriend.EmailAddress = friendEmail;
context.Friends.Add(newFriend);
context.SaveChanges();
var notificationService = new NotificationService();
notificationService.SendNotification(currentUserEmail, currentUserName, friendEmail, context);
}
public Membership GetUsersByEmail(string email)
{
var context = new Entities();
return context.Memberships.FirstOrDefault(m => m.Email == email);
}
public bool IsEmailRegistered(string email)
{
var context = new Entities();
return context.Memberships.Any(m => m.Email == email);
}
