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

namespace WSUniversalLib
{
    public class Calculation
    {
        public static int GetPriorityForAgent(int agentType, float age, float experience)
        {
            float[] agentKoef = { 0, 1.8F, 3.2F, 4.1F };
            float[] agentKoefYoung = { 0, 1.9F, 3.37F, 4.36F };
            float[] agentKoefOlder10 = { 0, 2.3F, 3.7F, 4.6F };
            float[] agentKoefOlder20 = { 0, 2.5F, 3.9F, 4.8F };
            float[] agentKoefOlder40 = { 0, 2.7F, 4.1F, 5.0F };

            int priority = 0;

            if (agentType <= 0 || age <= 0 || experience <= 0)
            {
                return -1;
            }

            if(age < 25 && experience < 3)
            {
                priority = Convert.ToInt32(Math.Round(experience* agentKoefYoung[agentType]));
                return priority;
            }
            if (experience >= 10 && experience < 20)
            {
                priority = Convert.ToInt32(Math.Round(experience * agentKoefOlder10[agentType]));
                return priority;
            }
            if (experience >= 20 && experience < 40)
            {
                priority = Convert.ToInt32(Math.Round(experience * agentKoefOlder20[agentType]));
                return priority;
            }
            if (experience >= 40)
            {
                priority = Convert.ToInt32(Math.Round(experience * agentKoefOlder40[agentType]));
                return priority;
            }
            else
            {
                priority = Convert.ToInt32(Math.Round(experience * agentKoef[agentType]));
                return priority;
            }
        }
    }
}