using System;
using UnityEngine;
using static Dice;

public static class DiceRoller
{
    /// <summary>
    /// Rolls each of the dice that are passed to the method and adds up their total value acquired
    /// </summary>
    /// <param name="dice">Specific dice taken by their base class</param>
    /// <returns>Sum total of the roll of dice</returns>
    public static int RollDice(params Dice[] dice)
    {
        if (dice == null)
            throw new ArgumentNullException("No Dice were passed into the RollDice Call, please pass dice into the call");

        int sumOutput = 0;

        foreach (Dice d in dice)
            sumOutput += UnityEngine.Random.Range(1, d.Sides + 1);

        return sumOutput;
    }
    /// <summary>
    /// Dispenses a type of dice based on the enum indicated in the parameter
    /// </summary>
    /// <param name="dice">Type of Dice that is desired</param>
    /// <returns>Parent class of the Dice that was generated</returns>
    /// <exception cref="ArgumentException">Exception occurs when an unknown type is given</exception>
    public static Dice DispenseDice(DiceR dice)
    {
        return dice switch
        {
            DiceR.Four     => new DFour(),
            DiceR.Six      => new DSix(),
            DiceR.Eight    => new DEight(),
            DiceR.Ten      => new DTen(),
            DiceR.Twelve   => new DTwelve(),
            DiceR.Twenty   => new DTwenty(),
            DiceR.Hundred  => new DHundred(),

            _ => throw new ArgumentException(),
        };
    }
}