/// <summary>
/// Check if an user have been existed in database
/// </summary>
/// <param name="email">Input email</param>
/// <returns>
/// Task[ActionResult] with JSON that contains the value of:
/// 1: Valid
/// 0: Invalid
/// 2: Invalid with already manage a hospital
/// </returns>
public async Task <int> CheckValidUserWithEmail(string email)
{
int result = 0;
// Return list of dictionary words
using (LinqDBDataContext data = new LinqDBDataContext())
{
result = await Task.Run(() => data.SP_CHECK_VALID_USER_IN_CHARGED(email));
}
return(result);
}
