private bool IsContactRegisteredUser(Contact contactUser)
{
char firstLetter = char.ToLower(contactUser.DisplayName[0]);
foreach (ContactGroup<UserModel> group in this.vm.RegisteredUsers)
{
if (group.FirstLetter == firstLetter)
{
foreach (UserModel user in group)
{
if (!string.IsNullOrEmpty(user.PhoneNumber))
{
if (IsAnyPhoneNumberMatching(contactUser, user))
{
return true;
}
}
}
}
}
return false;
}
public bool IsAnyPhoneNumberMatching(Contact contactUser, UserModel registereduser)
{
foreach (var pn in contactUser.PhoneNumbers)
{
PhoneNumbers.PhoneNumber p1;
PhoneNumbers.PhoneNumber p2;
try
{
p1 = PhoneNumbers.PhoneNumberUtil.GetInstance().Parse(registereduser.PhoneNumber, "US");
p2 = PhoneNumbers.PhoneNumberUtil.GetInstance().Parse(pn.PhoneNumber, "US");
}
catch (NumberParseException)
{
return false;
}
if (p1.Equals(p2))
{
return true;
}
}
return false;
}
