Skip to content

Instantly share code, notes, and snippets.

Show Gist options
  • Save jonahbron/9bc6fde6d6160c284f9f to your computer and use it in GitHub Desktop.
Save jonahbron/9bc6fde6d6160c284f9f to your computer and use it in GitHub Desktop.
/*
* robotNav.js
*
* The green key is located in a slightly more
* complicated room. You'll need to get the robot
* past these obstacles.
*/
function startLevel(map) {
// Hint: you can press R or 5 to "rest" and not move the
// player, while the robot moves around.
map.placePlayer(0, map.getHeight() - 1);
var player = map.getPlayer();
map.defineObject('robot', {
'type': 'dynamic',
'symbol': 'R',
'color': 'gray',
'onCollision': function (player, me) {
me.giveItemTo(player, 'greenKey');
},
'behavior': function (me) {
var relative = function(heading, direction) {
var d = ['up', 'right', 'down', 'left'];
var c = d.indexOf(heading) + direction;
if (c > d.length - 1) c = c - d.length;
if (c < 0) c = d.length + c;
return d[c];
}
if (me.heading === undefined) me.heading = 'right';
if (me.canMove(relative(me.heading, -1))) {
me.heading = relative(me.heading, -1);
} else {
while (!me.canMove(me.heading)) {
me.heading = relative(me.heading, 1);
}
}
me.move(me.heading);
}
});
map.defineObject('barrier', {
'symbol': '░',
'color': 'purple',
'impassable': true,
'passableFor': ['robot']
});
map.placeObject(map.getWidth() - 1, map.getHeight() - 1, 'exit');
map.placeObject(1, 1, 'robot');
map.placeObject(map.getWidth() - 2, 8, 'greenKey');
map.placeObject(map.getWidth() - 2, 9, 'barrier');
for (var x = 0; x < map.getWidth(); x++) {
map.placeObject(x, 0, 'block');
if (x != map.getWidth() - 2) {
map.placeObject(x, 9, 'block');
}
}
for (var y = 1; y < 9; y++) {
map.placeObject(0, y, 'block');
map.placeObject(map.getWidth() - 1, y, 'block');
}
for (var i = 0; i < 4; i++) {
map.placeObject(20 - i, i + 1, 'block');
map.placeObject(35 - i, 8 - i, 'block');
}
}
function validateLevel(map) {
map.validateExactlyXManyObjects(1, 'exit');
map.validateExactlyXManyObjects(1, 'robot');
map.validateAtMostXObjects(1, 'greenKey');
}
function onExit(map) {
if (!map.getPlayer().hasItem('greenKey')) {
map.writeStatus("We need to get that key!");
return false;
} else {
return true;
}
}
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment