From 8ed94351cadbee7aeb15525c9716e5a8f24214af Mon Sep 17 00:00:00 2001
From: Sam Carlton <sam@sam.lc>
Date: Sat, 4 Jun 2022 18:28:06 -0500
Subject: [PATCH] Add makeCategoryFilterFromListing helper

---
 helpers/categories.js | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/helpers/categories.js b/helpers/categories.js
index 75fed19..64cb97c 100644
--- a/helpers/categories.js
+++ b/helpers/categories.js
@@ -244,6 +244,11 @@ export function getAppCategory (app) {
     return categories[app.category.slug]
 }
 
+const categoryFilterPrefix = 'category_'
+
+export function makeCategoryFilterFromListing ( listing ) {
+    return `${ categoryFilterPrefix }${ getAppCategory( listing ).snakeSlug }`
+}
 
 export function findCategoryForTagsSet ( tags ) {