/// <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); }