示例#1
0
        public static MeasurementDal getInstance()
        {
            if (_instance == null)
            {
                _instance = new MeasurementDal();
            }

            return(_instance);
        }
示例#2
0
        public int InsertOrUpdateUser(User user)
        {
            /*user.MeasurementID = MeasurementDal.getInstance().InsertOrUpdateMeasurement(user.Measurement);
             * user.Measurement.MeasurementID = user.MeasurementID.Value;
             *
             * if (user.GoalID == null || user.GoalID == 0)
             * {
             *  user.GoalID = GoalDal.getInstance().InsertOrUpdateGoal(user.Goal);
             *  user.Goal.GoalID = user.GoalID.Value;
             * }
             * else
             * {
             *  Goal gg = GoalDal.getInstance().GetGoalById(user.GoalID.Value);
             *
             *  if (gg.GoalWeight != user.Goal.GoalWeight || gg.BodyFat != user.Goal.BodyFat)
             *  {
             *      user.Goal.GoalID = 0;
             *      user.GoalID = GoalDal.getInstance().InsertOrUpdateGoal(user.Goal);
             *      user.Goal.GoalID = user.GoalID.Value;
             *  }
             * }*/

            //Create the SQL Query for inserting an user
            string createQuery = String.Format("Insert into Users (FirstName, LastName, Birthday, Height, Gender, Email, Password) Values('{0}', '{1}', '{2}', {3}, {4}, '{5}', '{6}');"
                                               + "Select @@Identity", user.FirstName, user.LastName, user.Birthday.ToString("yyyy-MM-dd"), user.Height, user.Gender, user.Email, user.Password);

            string updateQuery = String.Format("Update Users SET FirstName='{0}', LastName='{1}' , Birthday='{2}', Height={3}, Gender={4}, Email='{5}', Password='******' Where UserID = {7};",
                                               user.FirstName, user.LastName, user.Birthday.ToString("yyyy-MM-dd"), user.Height, user.Gender, user.Email, user.Password, user.UserID);

            //Create and open a connection to SQL Server
            SqlConnection connection = new SqlConnection(ConfigurationManager.ConnectionStrings["sports_db"].ConnectionString);

            connection.Open();

            //Create a Command object
            SqlCommand command = null; // new SqlCommand(createQuery, connection);

            if (user.UserID != 0)
            {
                command = new SqlCommand(updateQuery, connection);
            }
            else if (!IsUserExists(user.Email))
            {
                command = new SqlCommand(createQuery, connection);
            }

            int savedUserID = 0;

            try
            {
                //Execute the command to SQL Server and return the newly created ID
                var commandResult = command.ExecuteScalar();
                if (commandResult != null)
                {
                    savedUserID = Convert.ToInt32(commandResult);
                }
                else
                {
                    //the update SQL query will not return the primary key but if doesn't throw exception
                    //then we will take it from the already provided data
                    savedUserID = user.UserID;
                }

                user.Goal.UserID        = savedUserID;
                user.Measurement.UserID = savedUserID;
                MeasurementDal.getInstance().InsertOrUpdateMeasurement(user.Measurement);
                GoalDal.getInstance().InsertOrUpdateGoal(user.Goal);
            }
            catch (Exception ex)
            {
                //there was a problem executing the script
            }

            //Close and dispose
            CloseAndDispose(command, connection);

            // Set return value
            return(savedUserID);
        }