made getting single day/lib more efficient

js/libhours.js

@@ -1,6 +1,6 @@
 // takes in the complete data object from the google doc/json file(s)
 // and a js date object
-// returns a hash (object) of librarys
+// returns a hash (object) of libraries
 // library object key is the library name
 // library object value is an array of 7 "hours" strings
 // each of the 7 corresponds to a day-of-the-week (0=monday, 6=sunday)
@@ -132,5 +132,9 @@ function buildCompleteHoursObject(data, date) {
 function buildSingleHoursObject(data, date, libname) {
     var completeHoursObject = buildCompleteHoursObject(data, date);
 
+    return completeHoursObject[libname][moment(date).isoWeekday()-1];
+}
+
+function getSingleHoursObject(completeHoursObject, date, libname) {
     return completeHoursObject[libname][moment(date).isoWeekday()-1];
 }

js/main.js

@@ -3,14 +3,13 @@ function processHours(data, tabletop) {
     // get page_date however you want, I'm just defaulting to new Date
     var date = new Date(2014, 11, 31);
 
-    // all libs/entire week
+    // only build the hours object once
     var completeHoursObject = buildCompleteHoursObject(data, date);
 
-    // do something with the json object. for now, I console log it.
     console.log(completeHoursObject);
 
-    // single lib/one day
-    var singleHoursObject = buildSingleHoursObject(data, date, 'Barker Library')
+    // extract the hours for a particular date/lib from the complete object this way
+    var singleHoursObject = getSingleHoursObject(completeHoursObject, date, 'Barker Library')
 
     console.log(singleHoursObject);
 }