Warrior Attack

using System;

namespace Strict
{

    enum AttackType { Normal, Heavy, EnergyBlast}
    enum Button { Z, X, C}
    enum PlayerValue { Hp, Xp}

    class MainClass
    {

        struct Warrior
        {
            public string name;
            public int hp;
            public int xp;

        }

        static bool Attack(ref Warrior attacker, ref Warrior defender)
        {
            int atkValue = 0;
            AttackType atkType;
            bool isDead = false;

            atkType = AskForAtkType();

            switch (atkType)
            {
                case AttackType.Normal:
                    atkValue = 100;
                    break;
                case AttackType.Heavy:
                    atkValue = 200;
                    break;
                case AttackType.EnergyBlast:
                    atkValue = 150;
                    break;
                default:
                    break;
            }

            defender.hp = defender.hp - atkValue;

            if(defender.hp <= 0)
            {
                isDead = true;
            }

            return isDead;

        }

        static AttackType AskForAtkType(AttackType atkType = AttackType.Normal)
        {
            char command;

            do
            {
                PrintRow();
                Console.WriteLine("Scegli un attacco: ");
                for (int i = 0; i < 3; i++)
                {
                    Console.WriteLine($"{i}) {(Button)i} ({(AttackType)i})");
                }

            } while (!char.TryParse(Console.ReadLine().ToLower(), out command) && (command != 'z' || command != 'x' || command != 'c'));

            switch (command)
            {
                case 'z':
                    atkType = AttackType.Normal;
                    break;
                case 'x':
                    atkType = AttackType.Heavy;
                    break;
                case 'c':
                    atkType = AttackType.EnergyBlast;
                    break;
                default:
                    break;
            }

            return atkType;
        }


        static void PrintRow()
        {
            for (int i = 0; i < 40; i++)
            {
                if(i == 0 || i == 39)
                {
                    Console.Write("*");
                }
                else
                {
                    Console.Write("=");
                }
            }

            Console.Write("\n");
        }


        public static void Main(string[] args)
        {
            var player = new Warrior();
            var defender = new Warrior();
            int xp = 100;

            player.xp = 0;
            player.hp = 500;
            player.name = "Player";

            defender.xp = 0;
            defender.hp = 500;
            defender.name = "Defender";

            do
            {
                Console.Clear();

                Console.WriteLine($"{player.name}: \n Hp: {player.hp}\n Xp: {player.xp}");
                Console.WriteLine($"{defender.name}: \n Hp: {defender.hp}\n Xp: {defender.xp}");


            } while (!Attack(ref player, ref defender));

            if (defender.hp < 0)
            {
                defender.hp = 0;
            }

            Console.Clear();

            player.xp += xp;

            Console.WriteLine($"{player.name}: \n Hp: {player.hp}\n Xp: {player.xp}");
            Console.WriteLine($"{defender.name}: \n Hp: {defender.hp}\n Xp: {defender.xp}");
            PrintRow();

            Console.WriteLine($"{defender.name} is dead! You gained {xp} Xp.");

        }
    }
}