From 4f9a493d9d0bb6d502dded619f7ac9d4064452ca Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ond=C5=99ej=20Hru=C5=A1ka?= <ondra@ondrovo.com>
Date: Wed, 20 Sep 2017 21:39:22 +0200
Subject: [PATCH] cache allShortcodes

---
 app/javascript/mastodon/actions/compose.js | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/app/javascript/mastodon/actions/compose.js b/app/javascript/mastodon/actions/compose.js
index b47fbc8ba2..fc154f90ab 100644
--- a/app/javascript/mastodon/actions/compose.js
+++ b/app/javascript/mastodon/actions/compose.js
@@ -213,6 +213,8 @@ export function clearComposeSuggestions() {
   };
 };
 
+let allShortcodes = null; // cached list of all shortcodes for suggestions
+
 export function fetchComposeSuggestions(token) {
   let leading = token[0];
 
@@ -231,8 +233,10 @@ export function fetchComposeSuggestions(token) {
     };
   } else if (leading === ':') {
     // shortcode
-    let allShortcodes = Object.keys(emojione.emojioneList);
-    // TODO when we have custom emojons merged, add them to this shortcode list
+    if (!allShortcodes) {
+      allShortcodes = Object.keys(emojione.emojioneList);
+      // TODO when we have custom emojons merged, add them to this shortcode list
+    }
     return (dispatch) => {
       dispatch(readyComposeSuggestionsTxt(token, allShortcodes.filter((sc) => {
         return sc.indexOf(token) === 0;