/*
 * Bryan
 * Fitness Menu
 */

using System;
using System.Collections.Generic;

namespace bryan_FitnessMenu
{
    public class Drink
    {
        public string Flavor { get; set; }
        public double Price { get; set; } = 0.00;
        public string Size { get; set; }
        public List<string> Extras { get; set; } = new List<string>();

        /// <summary>
        /// Converts the drink into a receipt
        /// </summary>
        /// <returns></returns>
        public override string ToString()
        {
            /*
                20oz Fruit
                  Energy Boost
                  Price: $6.50
            */
            string formatted = $"{this.Size} {this.Flavor}{Environment.NewLine}";

            // Add any extras
            if (this.Extras.Count > 0)
                foreach (string _extra in this.Extras)
                    formatted += $"  {_extra}{Environment.NewLine}";

            // Add the price
            formatted += $"  Price: {this.Price:c}{Environment.NewLine}---{Environment.NewLine}";

            return formatted;
        }

        /// <summary>
        /// Calculate the price for this drink
        /// </summary>
        public void CalculatePrice()
        {
            // If we call this before we've set anything...
            if (this.Size == null) return;

            // Handle Size
            switch (this.Size)
            {
                case "20oz":
                    this.Price = 4.00;
                    break;
                case "16oz":
                    this.Price = 3.50;
                    break;
                default:
                    this.Price = 3.00;
                    break;
            }

            // Handle the extras
            this.Price += this.Extras.Count * 2.50;
        }
    }
}