using System;
using System.Collections.Generic;
using System.Configuration;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace SinochemInternetPlusApp
{
    static class FuelGradeConvertor
    {
        private static Dictionary<string, string> gradeMapping;

        static FuelGradeConvertor()
        {
            gradeMapping = new Dictionary<string, string>();

            string mapConfig = App.AppSettings["GradeNameToGradeNo"];
            if(!string.IsNullOrEmpty(mapConfig))
            {
                string[] grades = mapConfig.Split(';');
                foreach (string gd in grades)
                {
                    string[] pair = gd.Split(':');
                    gradeMapping.Add(pair[0], pair[1]);
                }
            }
            else
            {
                Console.WriteLine("GradeNameToGradeNo config not found!!!");
            }
        }

        public static string GetGradeNo(string gradeName)
        {
            string gradeId = "";
            try
            {
                gradeId = gradeMapping[gradeName];
            }
            catch(Exception)
            {
            }

            return gradeId;
        }

    }
}