source files -> src/ folder

src/utils/common.js

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+module.exports = {
+    range: range
+};
+
+/**
+ * Generates list of numbers
+ * @param  {Number} start starting value
+ * @param  {Number} num   amount of numbers in list
+ * @param  {Number} step  difference value
+ * @return {Array}        list of numbers
+ */
+function range(start, num, step) {
+    var list = [];
+    var val = start;
+    for (var i = 0; i < num; i++) {
+        list.push(val);
+        val += step;
+    }
+    return list;
+}

src/utils/date.js

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+var range = require('./common').range;
+
+module.exports = {
+    getDates: getDates
+};
+
+/**
+ *
+ * @param start
+ * @returns {*}
+ */
+function getDates(start) {
+    var day = start.getDay();
+    return range(0, 6, 1).reduce(function (dates, weekDay) {
+        var d = 1 + weekDay - day;
+        var time = start.getTime() + (1000 * 60 * 60 * 24) * d;
+        var date = new Date(time);
+        dates.push(date.getDate());
+        return dates;
+    }, []);
+}

src/utils/net.js

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+/**
+ * Created by tmshv on 08/03/15.
+ */
+
+module.exports = {
+    query: function(list){
+        var params = list.reduce(function (query, param) {
+                var q = param[0] + "=" + param[1];
+                query.push(q);
+                return query;
+            }, [])
+            .join("&");
+        return params
+    }
+};

src/utils/populate.js

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+exports.pop = pop;
+exports.populate = populate;
+
+function pop(data){
+	var Populator = function(data){
+		this.target = data;
+	}
+	
+	Populator.prototype = {
+		populate: function(p){
+			var self = this;
+			if(typeof p == "function"){
+				self.target = p(self.target);
+			}else if(p instanceof Array){
+				p.forEach(function(i){
+					self.target = self.populate(i).result();
+				});
+				
+			}
+			return self;
+		},
+		result: function(){
+			return this.target;
+		}
+	};
+
+	var fun = new Populator(data);
+	return fun;
+}
+
+function populate(find, field){
+	return function(lesson){
+		var id = lesson[field];
+		var val = find(id);
+		if(val) lesson[field] = val;
+		return lesson;
+	}
+}