From ab4daea5a3891ee9494fbbac1ee544f6aabe6d08 Mon Sep 17 00:00:00 2001
From: Vit Brunner <vit.brunner@gmail.com>
Date: Thu, 2 Oct 2014 22:41:54 +0200
Subject: [PATCH] Only fetch poems once

---
 .../documents/scripts/services/poems.js.coffee | 18 ++++++++++++------
 1 file changed, 12 insertions(+), 6 deletions(-)

diff --git a/source/documents/scripts/services/poems.js.coffee b/source/documents/scripts/services/poems.js.coffee
index 43fd3b7..1ec0c65 100644
--- a/source/documents/scripts/services/poems.js.coffee
+++ b/source/documents/scripts/services/poems.js.coffee
@@ -1,15 +1,21 @@
 angular.module("sideBySide").service "poems", ['$rootScope', '$q', 'fetch', ($rootScope, $q, fetch) ->
 	poems = []
+	loaded = false
 	heading = undefined
 
 	@update = (config) ->
-		fetch(config).then((result) ->
-			$q.all(result.promises).then((results) ->
-				poems = results
-				heading = result.heading
-				$rootScope.$emit "poemsLoaded"
+		if loaded == true
+			$rootScope.$emit "poemsLoaded"
+		else
+			fetch(config).then((result) ->
+				$q.all(result.promises).then((results) ->
+					poems = results
+					heading = result.heading
+					loaded = true
+
+					$rootScope.$emit "poemsLoaded"
+				)
 			)
-		)
 
 	@get = () ->
 		poems