Lesson 12 Challenge 2 Complete

by nathanesa

JavaScript

// Function to get damage from ogre's attack.
function getOgreAttack() {
  var firstRoll = Math.floor(Math.random() * 6) + 1;
  var damage;
  if (firstRoll < 3) {
    damage = 0;
  } else {
    damage = Math.floor(Math.random() * 6) + 1 + Math.floor(Math.random() * 6) + 1;
  }
  return damage;
}


// Function to get damage from player's attack.
function getPlayerAttack(lunge) {
  var damage;
  if (lunge == false) {  
    var firstRoll = Math.floor(Math.random() * 8) + 1;
    if (firstRoll < 3) {
      damage = 0;
    } else if (firstRoll == 8) {
      damage = 20;
    } else {
      damage = Math.floor(Math.random() * 5) + 1 + Math.floor(Math.random() * 5) + 1 + Math.floor(Math.random() * 5) + 1;
    }      
  } else {  
    var firstRoll = Math.floor(Math.random() * 8) + 1
    if (firstRoll < 4) {
      damage = 0;
    } else {
      damage = Math.floor(Math.random() * 10) + 1 + Math.floor(Math.random() * 10) + 1 + Math.floor(Math.random() * 10) + 1;
    }      
  }  
  return damage;
}


// Main program.
var playerHealth = 40;
var ogreHealth = 60;

while (playerHealth > 0 && ogreHealth > 0) {
  
  // Do ogre's attack.
  var ogreDamage = getOgreAttack();
  alert('Ogre hits you for ' + ogreDamage + ' points.');
  playerHealth = playerHealth - ogreDamage;

  // Do player's attack.
  if (playerHealth > 0) {
    var response = prompt('Do you want to lunge? (Y/N)');
    if (response == 'Y') {
      var playerDamage = getPlayerAttack(true);
    } else {
      var playerDamage = getPlayerAttack(false);
    }
    alert('You hit Ogre for ' + playerDamage + ' points.');
    ogreHealth = ogreHealth - playerDamage;
  }

  // Display current health.
  alert('Ogre health points: ' + ogreHealth + '   Your health points: ' + playerHealth);
  
}

// Finally, declare the winner.
if (ogreHealth <= 0) {
  alert('You defeated the ogre!');
} else {
  alert('The ogre defeated you!');
}