jswarrior-solve-1.js

//
// The Setup
//

// When we hit a wall, turn the fuck around
function heTurnsTheFuckAround(warrior) {
  warrior.pivot();
}

// When warrior sees a diamon, pick that shit up
function hePicksThatShitUp(warrior) {
  warrior.collect();
}

// When warrior sees and enemy, attack
function heAttacksTheFucker(warrior) {
  warrior.attack();
}

// When warrior has lost damage but the next space is clear, walk
function hesHurtButHeWalks(warrior) {
  warrior.walk(); 
  move(warrior);
}

// When warrior has low health, rest
function hesSafeAndRecharges(warrior) {
  warrior.rest();
}

// If we can flee and have low health, do it
function heFleesAndRecharges(warrior) {
  warrior.walk('backward');
  move(warrior, 'backward');
}

// Check behind, pivot and collect
function heMakesSureNotToForgetAnything(warrior) {
  if (warrior.seesNothingBehind) {
    move(warrior, 'backward');
    warrior.walk('backward'); 
  }
  else if (warrior.seesDiamondBehind) { warrior.collect('backward'); }
  else {
    warrior.hasWalkedBackwards = 1;
    warrior.position = 0;
  }
}

// When nothing is happening, walk
function heWalksWithBravado(warrior) {
  warrior.walk(); 
  move(warrior);
}

function move(warrior, value) {
  value = 'backward' ? warrior.position-- : warrior.position++
}

jsWarrior.turn = function(warrior) {
  
  warrior.lostDamage = (warrior.lastHealth > warrior.getHealth()); // Took damage between turns
  warrior.seesEnemy = (warrior.check() == 'enemy'); // Enemy in the next space
  warrior.seesNothing = (warrior.check() == 'empty'); // Next space is clear
  warrior.seesNothingBehind = (warrior.check('backward') == "empty"); // Prev space is clear
  warrior.seesDiamond = (warrior.check() == 'diamond'); // Next space has diamond
  warrior.seesDiamondBehind = (warrior.check('backward') == "diamond"); // Prev space has diamond
  warrior.hitsWall = (warrior.check() == 'wall'); // Next space is a wall
  warrior.hasLowHealth = (warrior.getHealth() < 15); // Has low health
  warrior.lastHealth = warrior.getHealth(); // Save health of the warrior
 
  //
  // The Story
  //
  
  if (warrior.hitsWall) { heTurnsTheFuckAround(warrior); }
  else if (warrior.seesDiamond) { hePicksThatShitUp(warrior); }   
  else if (warrior.seesEnemy) { heAttacksTheFucker(warrior); } 
  else if (warrior.lostDamage && warrior.position <= 2) { hesHurtButHeWalks(warrior); } 
  else if (!warrior.lostDamage && warrior.getHealth(warrior) < 20) { hesSafeAndRecharges(warrior); } 
  else if (warrior.hasLowHealth) { heFleesAndRecharges(warrior); }
  else if (!warrior.hasWalkedBackwards) { heMakesSureNotToForgetAnything(warrior); }
  else { heWalksWithBravado(warrior); }
  
}