asd

Random random = new Random();

int playerMaxHealth = random.Next(100, 1001);
int playerMaxMana = random.Next(300, 600);
int playerHealth = playerMaxHealth;
int playerMana = playerMaxMana;
int playerPassiveRegenMana = Convert.ToInt32(playerMaxMana / 15);

int fireBallDamage = 650;
int manacostFireBall = 70;

int meteorDamage = 1350;
int manacostMeteor = 110;

int playerHeal = Convert.ToInt32(playerMaxHealth / 3);
int manacostHeal = 50;

int playerManaRegen = Convert.ToInt32(playerMaxMana / 3);
int healthcostManaRegen = Convert.ToInt32(playerMaxMana / 7);

int bossHealth = random.Next(5000,10001);
int bossDamage = random.Next(50,100);

while (bossHealth > 0 && playerHealth > 0)
{
    Console.Clear();
    Console.WriteLine($"Player: Health - {playerHealth} || Mana - {playerMana}" +
        $"\nBoss: Health - {bossHealth} ||");
    Console.WriteLine($"1. Fire Ball - {fireBallDamage}|| 2. Meteor - {meteorDamage}|| 3. Heal - {playerHeal} || 4. Regen mana - {playerManaRegen}");
    char userInput = Console.ReadKey().KeyChar;

    switch (userInput)
    {
        case '1':
            if (playerMana >= manacostFireBall)
            {
                bossHealth -= fireBallDamage;
                playerMana -= manacostFireBall;
                Console.WriteLine("FIIIIIREEE");
            }
            else
            {
                Console.WriteLine("you dont have enough mana, tobi pizda");
            }
            break;
        case '2':
            if (playerMana >= manacostMeteor)
            {
                bossHealth -= meteorDamage;
                playerMana -= manacostMeteor;
                Console.WriteLine("MEEETEEEOOOR");
            }
            else
            {
                Console.WriteLine("you dont have enough mana, tobi pizda");
            }
            break;
        case '3':
            if (playerMana >= manacostHeal)
            {
                playerHealth += playerHeal;
                playerMana -= manacostHeal;

                if (playerHealth > playerMaxHealth)
                    playerHealth = playerMaxHealth;
                Console.WriteLine("HEEEEAAAAALLL");
            }
            break;
        case '4':
            if (playerHealth > healthcostManaRegen)
            {
                playerHealth -= Convert.ToInt32(playerMaxHealth / 10);
                playerMana += playerManaRegen;

                if (playerMana > playerMaxMana)
                    playerMana = playerMaxMana;

                if (playerHealth <= 0)
                    playerHealth = 1;
                Console.WriteLine("MAMMAAMAMMAMAAMAAAAAA");
            }
            break;
        default:
            Console.WriteLine("Miss the mom");
            break;
    }
    playerHealth -= bossDamage;
    playerMana += playerPassiveRegenMana;
    Console.ReadKey();
}

if (playerHealth > 0)
{
    Console.WriteLine("Вы победили босса");
}
else
{
    Console.WriteLine("Проиграли как лошок");
}