Implement random sort order in API

api/README.md

@@ -62,7 +62,7 @@ Parameters:
 
 * `filter` (optional) - Filter string
 * `sort_by` (optional) - Sort field, `id`, `date`, `game` or `text`
-* `sort_order` (optional) - Sort order, `asc` or `desc`
+* `sort_order` (optional) - Sort order, `asc`, `desc` or `random`
 * `page_number` (optional) - Page number to retrieve
 * `page_size` (optional) - Number of quotes per page
 

api/app.py

@@ -111,8 +111,9 @@ class QuotesResource(flask_restful.Resource):
         if args['filter']:
             q = q.filter(Quote.text.ilike('%{}%'.format(args['filter'])))
         count = q.count()
-        # TODO: random order
-        if args['sort_by']:
+        if args['sort_order'] == 'random':
+            q = q.order_by(sqlalchemy.func.random())
+        elif args['sort_by']:
             col = getattr(Quote, args['sort_by'], None)
             if col:
                 if args['sort_order']: