refactor serach index generator code (#15772)

* refactor: flatten search index

* chore: use Function() to simplify parsing attribute

* chore: remove comment handling

* chore: simplify processing SearchLabel and SearchKeyword element

* chore: use SearchLabel in mutedUsers

* chore: small improvements

* chore: remove a fallback path and simplify the entire code

* fix: result path is not correct

* chore: inline function

2 files changed, 5 insertions, 13 deletions

diff --git a/packages/frontend/src/utility/settings-search-index.ts b/packages/frontend/src/utility/settings-search-index.ts
index 22e2407b15..7ed97ed34f 100644
--- a/packages/frontend/src/utility/settings-search-index.ts
+++ b/packages/frontend/src/utility/settings-search-index.ts
@@ -8,35 +8,27 @@ import type { GeneratedSearchIndexItem } from 'search-index:settings';
 
 export type SearchIndexItem = {
 	id: string;
+	parentId?: string;
 	path?: string;
 	label: string;
 	keywords: string[];
 	icon?: string;
-	children?: SearchIndexItem[];
 };
 
 const rootMods = new Map(generated.map(item => [item.id, item]));
 
-function walk(item: GeneratedSearchIndexItem) {
+// link inlining here
+for (const item of generated) {
 	if (item.inlining) {
 		for (const id of item.inlining) {
 			const inline = rootMods.get(id);
 			if (inline) {
-				(item.children ??= []).push(inline);
-				rootMods.delete(id);
+				inline.parentId = item.id;
 			} else {
 				console.log('[Settings Search Index] Failed to inline', id);
 			}
 		}
 	}
-
-	for (const child of item.children ?? []) {
-		walk(child);
-	}
-}
-
-for (const item of generated) {
-	walk(item);
 }
 
 export const searchIndexes: SearchIndexItem[] = generated;
diff --git a/packages/frontend/src/utility/virtual.d.ts b/packages/frontend/src/utility/virtual.d.ts
index 59470a1f5e..63dc4372b7 100644
--- a/packages/frontend/src/utility/virtual.d.ts
+++ b/packages/frontend/src/utility/virtual.d.ts
@@ -6,12 +6,12 @@
 declare module 'search-index:settings' {
 	export type GeneratedSearchIndexItem = {
 		id: string;
+		parentId?: string;
 		path?: string;
 		label: string;
 		keywords: string[];
 		icon?: string;
 		inlining?: string[];
-		children?: GeneratedSearchIndexItem[];
 	};
 
 	export const searchIndexes: GeneratedSearchIndexItem[];