challenges: WIP beginning challenges feature. some basic CRUD & some

basic subscribe / unsubscribe functional (but buggy)

src/models/challenge.js

@@ -0,0 +1,33 @@
+var mongoose = require("mongoose");
+var Schema = mongoose.Schema;
+var helpers = require('habitrpg-shared/script/helpers');
+var _ = require('lodash');
+var TaskSchema = require('./task').schema;
+
+var ChallengeSchema = new Schema({
+  _id: {type: String, 'default': helpers.uuid},
+  name: String,
+  description: String,
+  habits: [TaskSchema],
+  dailys: [TaskSchema],
+  todos: [TaskSchema],
+  rewards: [TaskSchema],
+  leader: {type: String, ref: 'User'},
+  group: {type: String, ref: 'Group'},
+    // FIXME remove below, we don't need it since every time we load a challenge, we'll load it with the group ref. we don't need to look up challenges by type
+    //type: group.type, //type: {type: String,"enum": ['guild', 'party']},
+    //id: group._id
+  //},
+  timestamp: {type: Date, 'default': Date.now},
+  members: [{type: String, ref: 'User'}]
+});
+
+ChallengeSchema.virtual('tasks').get(function () {
+  var tasks = this.habits.concat(this.dailys).concat(this.todos).concat(this.rewards);
+  var tasks = _.object(_.pluck(tasks,'id'), tasks);
+  return tasks;
+});
+
+
+module.exports.schema = ChallengeSchema;
+module.exports.model = mongoose.model("Challenge", ChallengeSchema);