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

namespace RsAssginment2Triangle
{
    /// <summary>
    /// Main program to give user options
    /// </summary>
    class Program
    {
        /// <summary>
        /// Main method to show the options
        /// </summary>
        static void Main(string[] args)
        {
            string typed;
            bool keepGoing = true;
            do
            {
                Console.WriteLine("\n\n---------------------MENU--------------------");
                Console.WriteLine("1. Enter triangle dimensions");
                Console.WriteLine("2. Exit");
                typed = Console.ReadLine();
                switch (typed)
                {
                    case "1":
                        Console.Clear();
                        Console.WriteLine("Result: " + TriangleSolver.Analyze(askANumber("first"), askANumber("second"), askANumber("third")));
                        break;
                    case "2":
                        keepGoing = false;
                        break;
                    default:
                        Console.Clear();
                        Console.WriteLine("Invalid option, try again.");
                        break;
                }

            } while (keepGoing);
        }
        /// <summary>
        /// Helper to ask a integer value
        /// </summary>
        /// <param name="dimensionOrder">Name os the dimension position to helpe the user</param>
        /// <returns></returns>
        private static int askANumber(string dimensionOrder)
        {
            string typed;
            int size;
            bool isInvalid = false;
            do
            {
                System.Console.WriteLine("Please, type a integer number for the "+ dimensionOrder + " dimension:");
                typed = Console.ReadLine();
                isInvalid = !int.TryParse(typed, out size);
                if(isInvalid)
                {
                    System.Console.WriteLine("Invalid value! Please, try again.");
                }
            } while (isInvalid);
            return size;
        }

    }
}