From b8eb09b46b2400c3650a7790115b396414dd56d3 Mon Sep 17 00:00:00 2001
From: Elian Doran <contact@eliandoran.me>
Date: Sun, 27 Oct 2024 23:12:55 +0200
Subject: [PATCH] server: Refactor code block theme search into own service

---
 src/routes/api/options.ts        | 16 ++--------------
 src/services/code_block_theme.ts | 17 +++++++++++++++++
 2 files changed, 19 insertions(+), 14 deletions(-)
 create mode 100644 src/services/code_block_theme.ts

diff --git a/src/routes/api/options.ts b/src/routes/api/options.ts
index 227d5c8af..c8f99fd77 100644
--- a/src/routes/api/options.ts
+++ b/src/routes/api/options.ts
@@ -6,7 +6,7 @@ import searchService from "../../services/search/services/search.js";
 import ValidationError from "../../errors/validation_error.js";
 import { Request } from 'express';
 import { changeLanguage } from "../../services/i18n.js";
-import fs from "fs";
+import { listSyntaxHighlightingThemes } from "../../services/code_block_theme.js";
 
 // options allowed to be updated directly in the Options dialog
 const ALLOWED_OPTIONS = new Set([
@@ -142,19 +142,7 @@ function getUserThemes() {
 }
 
 function getSyntaxHighlightingThemes() {
-    const path = "node_modules/@highlightjs/cdn-assets/styles";
-    const allThemes = fs
-        .readdirSync(path)
-        .filter((el) => el.endsWith(".min.css"))
-        .map((name) => {
-            const nameWithoutExtension = name.replace(".min.css", "");
-            
-            return {
-                val: `default:${nameWithoutExtension}`,
-                title: nameWithoutExtension.replace(/-/g, " ")
-            };
-        });
-    return allThemes;
+    return listSyntaxHighlightingThemes();
 }
 
 function getSupportedLocales() {
diff --git a/src/services/code_block_theme.ts b/src/services/code_block_theme.ts
new file mode 100644
index 000000000..d06694580
--- /dev/null
+++ b/src/services/code_block_theme.ts
@@ -0,0 +1,17 @@
+import fs from "fs";
+
+export function listSyntaxHighlightingThemes() {
+    const path = "node_modules/@highlightjs/cdn-assets/styles";
+    const allThemes = fs
+        .readdirSync(path)
+        .filter((el) => el.endsWith(".min.css"))
+        .map((name) => {
+            const nameWithoutExtension = name.replace(".min.css", "");            
+            
+            return {
+                val: `default:${nameWithoutExtension}`,
+                title: nameWithoutExtension.replace(/-/g, " ")
+            };
+        });
+    return allThemes;
+}
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