DraftManager

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

public class DraftManager
{
    public DraftManager()
    {
        harvesters = new List<Harvester>();
        providers = new List<Provider>();
        HarvesterEnergyMultiplier = 1;
        HarvesterOreMultiplier = 1;
        CurrentEnergyStored = 0;
        TotalOreStored = 0;
    }
    private List<Harvester> harvesters;
    private List<Provider> providers;
    private double HarvesterEnergyMultiplier;
    private double HarvesterOreMultiplier;
    private double CurrentEnergyStored;
    private double TotalOreStored;
    public void HandleInput(string intro)
    {
        string[] inputTokens = intro.Split(' ');
        string command = inputTokens[0];
        switch (command)
        {
            case "RegisterHarvester":
                List<string> toPassHarvester = inputTokens.Skip(1).ToList();
                Console.WriteLine(this.RegisterHarvester(toPassHarvester));
                break;
            case "RegisterProvider":
                List<string> toPassProvider = inputTokens.Skip(1).ToList();
                Console.WriteLine(this.RegisterProvider(toPassProvider));
                break;
            case "Day":
                Console.WriteLine(this.Day());
                break;
            case "Mode":
                List<string> arguments = new List<string>();
                string mode = inputTokens[1];
                arguments.Add(mode);
                Console.WriteLine(this.Mode(arguments));
                break;
            case "Check":
                string id = inputTokens[1];
                List<string> argumentsCheck = new List<string>();
                argumentsCheck.Add(id);
                Console.WriteLine(this.Check(argumentsCheck));
                break;
            case "Shutdown":
                this.ShutDown();
                break;
        }

    }
    public string RegisterHarvester(List<string> arguments)
    {
        Harvester harvester;
        if (arguments[0] == "RegisterHarvester")
        {
            throw new Exception();
        }
        if (arguments[0] == "Hammer")//Hammer case
        {
            harvester = new HammerHarvester(arguments[1], double.Parse(arguments[2]), double.Parse(arguments[3]));
        }
        else //Sonic case
        {
            harvester = new SonicHarvester(arguments[1], double.Parse(arguments[2]), double.Parse(arguments[3]), int.Parse(arguments[4]));
        }
        this.harvesters.Add(harvester);
        return $"Successfully registered {arguments[0]} Harvester - {arguments[1]}";
    }
    public string RegisterProvider(List<string> arguments)
    {
        Provider provider;
        if (arguments[0]=="Solar")//Solar case
        {
            provider = new SolarProvider(arguments[1], double.Parse(arguments[2]));
        }
        else//Pressure case
        {
            provider = new PressureProvider(arguments[1], double.Parse(arguments[2]));
        }
        this.providers.Add(provider);
        return $"Successfully registered {arguments[0]} Provider - {arguments[1]}";
    }
    public string Day()
    {
        double totalProvidedEnergyToday = providers.Sum(a => a.EnergyOutput);
        this.CurrentEnergyStored = totalProvidedEnergyToday + this.CurrentEnergyStored;
        double totalRequiredEnergy = harvesters.Sum(a => a.EnergyRequirement * this.HarvesterEnergyMultiplier);
        double oreMinedToday = 0;
        if (CurrentEnergyStored >= totalRequiredEnergy)
        {
            CurrentEnergyStored = CurrentEnergyStored - totalRequiredEnergy;
            oreMinedToday = harvesters.Sum(a => a.OreOutput * this.HarvesterOreMultiplier);
            TotalOreStored = oreMinedToday+TotalOreStored;
        }
        return
            $"A day has passed."+Environment.NewLine+
            $"Energy Provided: {totalProvidedEnergyToday}"+ Environment.NewLine+
            $"Plumbus Ore Mined: {oreMinedToday}";
    }
    public string Mode(List<string> arguments)
    {
        switch (arguments[0])
        {
            case "Full":
                this.HarvesterEnergyMultiplier = 1;
                this.HarvesterOreMultiplier = 1;
                break;
            case "Half":
                this.HarvesterEnergyMultiplier = 0.6;
                this.HarvesterOreMultiplier = 0.5;
                break;
            case "Energy":
                this.HarvesterEnergyMultiplier = 0;
                this.HarvesterOreMultiplier = 0;
                break;
        }
        return $"Successfully changed working mode to {arguments[0]} Mode";

    }
    public string Check(List<string> arguments)
    {
        string id = arguments[0];
        Harvester harvesterToFind=harvesters.Find(a=>a.Id==id);
        if (harvesterToFind != null)
        {
            return harvesterToFind.ToString();
        }
        else
        {
            Provider providerToFind = providers.Find(a => a.Id == id);
            if (providerToFind != null)
            {
                return providerToFind.ToString();
            }
            else
            {
                return $"No element found with id - {id}";
            }
        }
    }
    public string ShutDown()
    {
        //TODO: Add some logic here …
        return
            $"System Shutdown" + Environment.NewLine +
            $"Total Energy Stored: {CurrentEnergyStored}" + Environment.NewLine +
            $"Total Mined Plumbus Ore: {TotalOreStored}";
    }
}