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Solution to level 14 in Untrusted: http://alex.nisnevich.com/untrusted/
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/* | |
* robotMaze.js | |
* | |
* The blue key is inside a labyrinth, and extracting | |
* it will not be easy. | |
* | |
* It's a good thing that you're a AI expert, or | |
* we would have to leave empty-handed. | |
*/ | |
function getRandomInt(min, max) { | |
return Math.floor(Math.random() * (max - min + 1)) + min; | |
} | |
function startLevel(map) { | |
map.placePlayer(map.getWidth()-1, map.getHeight()-1); | |
var player = map.getPlayer(); | |
map.defineObject('robot', { | |
'type': 'dynamic', | |
'symbol': 'R', | |
'color': 'gray', | |
'onCollision': function (player, me) { | |
me.giveItemTo(player, 'blueKey'); | |
}, | |
'behavior': function (me) { | |
var moves = map.getAdjacentEmptyCells(me.getX(), me.getY()); | |
//me.state = (me.state ? me.state : Math.random()); | |
//console.log(me.state); | |
//console.log(me.findNearest('player')); | |
p = me.findNearest('player'); | |
// if stuck and no right move, move up | |
if (me.stuck && !me.canMove('right')) { | |
me.move('up'); | |
}; | |
// if stuck and right move, move right & unset stuck | |
if (me.stuck && me.canMove('right')) { | |
me.stuck = false; | |
me.last = 'right'; | |
me.move('right'); | |
}; | |
// if no down or right, set stuck | |
if (!me.canMove('down') && !me.canMove('right')) { | |
me.stuck = true; | |
me.last = 'up'; | |
me.move('up'); | |
}; | |
// if there's a down move, take it | |
if (me.canMove('down')) { | |
me.last = 'down'; | |
me.move('down'); | |
}; | |
// if there's a right move, take it | |
// if (me.canMove('right')) { | |
// me.last = 'right'; | |
// me.move('right'); | |
// }; | |
// move toward the player | |
pdir = (p.x > me.getX() ? 'right' : 'left'); | |
if (me.canMove(pdir)) { | |
me.last = pdir; | |
me.move(pdir); | |
}; | |
// otherwise move randomly | |
//var i = parseInt(Math.random() * moves.length); | |
//var move = moves[i]; | |
//me.last = move[1]; | |
//me.move(move[1]); | |
} | |
}); | |
map.defineObject('barrier', { | |
'symbol': '░', | |
'color': 'purple', | |
'impassable': true, | |
'passableFor': ['robot'] | |
}); | |
map.placeObject(0, map.getHeight() - 1, 'exit'); | |
map.placeObject(1, 1, 'robot'); | |
map.placeObject(map.getWidth() - 2, 8, 'blueKey'); | |
map.placeObject(map.getWidth() - 2, 9, 'barrier'); | |
var autoGeneratedMaze = new ROT.Map.DividedMaze(map.getWidth(), 10); | |
autoGeneratedMaze.create( function (x, y, mapValue) { | |
// don't write maze over robot or barrier | |
if ((x == 1 && y == 1) || (x == map.getWidth() - 2 && y >= 8)) { | |
return 0; | |
} else if (mapValue === 1) { //0 is empty space 1 is wall | |
map.placeObject(x,y, 'block'); | |
} else { | |
map.placeObject(x,y,'empty'); | |
} | |
}); | |
} | |
function validateLevel(map) { | |
map.validateExactlyXManyObjects(1, 'exit'); | |
map.validateExactlyXManyObjects(1, 'robot'); | |
map.validateAtMostXObjects(1, 'blueKey'); | |
} | |
function onExit(map) { | |
if (!map.getPlayer().hasItem('blueKey')) { | |
map.writeStatus("We need to get that key!"); | |
return false; | |
} else { | |
return true; | |
} | |
} |
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