levels starting

This commit is contained in:
Peter Cottle 2013-01-05 22:07:50 -08:00
parent 27498419c9
commit 903b537fda
10 changed files with 270 additions and 29 deletions

View file

@ -0,0 +1,63 @@
var _ = require('underscore');
var Backbone = require('backbone');
// Each level is part of a "sequence;" levels within
// a sequence proceed in order.
var levelSequences = {
intro: [
require('../../levels/intro/1'),
require('../../levels/intro/2')
],
rebase: [
require('../../levels/rebase/1'),
require('../../levels/rebase/2')
]
};
function LevelArbiter() {
this.levelMap = {};
this.init();
}
LevelArbiter.prototype.init = function() {
var previousLevelID;
_.each(levelSequences, function(levels, levelSequenceName) {
// for this particular sequence...
_.each(levels, function(level) {
this.validateLevel(level);
this.levelMap[level.id] = level;
// build up the chaining between levels
if (previousLevelID) {
this.levelMap[previousLevelID]['nextLevelID'] = level.id;
}
previousLevelID = level.id;
}, this);
}, this);
};
LevelArbiter.prototype.validateLevel = function(level) {
level = level || {};
var requiredFields = [
'id',
'name',
'goalTree',
'solutionCommand'
];
var optionalFields = [
'hint',
'disabledMap'
];
_.each(requiredFields, function(field) {
if (level[field] === undefined) {
throw new Error('I need this field for a level: ' + field);
}
})
};
exports.LevelArbiter = LevelArbiter;