fix: upgrade flexsearch

plugins/plugin-flexsearch/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@vuepress/plugin-flexsearch",
-  "version": "2.0.0-rc.18",
+  "version": "2.0.0-rc.21",
   "description": "VuePress plugin - built-in search using flexsearch",
   "keywords": [
     "vuepress-plugin",
@@ -38,12 +38,12 @@
   },
   "dependencies": {
     "chokidar": "^3.6.0",
-    "flexsearch": "^0.6",
+    "flexsearch": "^0.7.43",
     "he": "^1.2.0",
     "vue": "^3.4.21"
   },
   "peerDependencies": {
-    "vuepress": "2.0.0-rc.8"
+    "vuepress": "2.0.0-rc.9"
   },
   "publishConfig": {
     "access": "public"

plugins/plugin-flexsearch/src/client/composables/findInIndex.ts

@@ -9,22 +9,26 @@ export interface SearchIndexRet {
 
 export type ClientSideSearchIndex = (string, number) => SearchIndexRet[]
 
-const index = FS.create({
-  async: false,
-  doc: {
+const index = new FS.Document({
+  document: {
     id: 'id',
-    field: ['title', 'content'],
+    index: ['title', 'content'],
   },
 })
-index.import(searchIndexRaw.idx)
+for (const key in searchIndexRaw.idx) {
+  console.log('importing ' + key)
+  index.import(key, searchIndexRaw.idx[key])
+}
 
 export const findInIndex: ClientSideSearchIndex = (q: string, c: number) => {
-  const searchResult: any = index.search(q, c)
-  return searchResult.map((r) => {
-    return {
-      path: searchIndexRaw.paths[r.id],
-      title: r.title,
-      content: r.content,
-    }
+  const searchResult: any = index.search(q, { enrich: true, limit: c })
+  return searchResult.flatMap((r) => {
+    return r.result.map((fieldResult) => {
+      return {
+        path: searchIndexRaw.paths[fieldResult.id],
+        title: fieldResult.doc.title,
+        content: fieldResult.doc.content,
+      }
+    })
   })
 }

plugins/plugin-flexsearch/src/node/prepareSearchIndex.ts

@@ -38,11 +38,13 @@ export const prepareSearchIndex = async ({
   // generate search index
   const pages = app.pages.filter(isSearchable)
 
-  const index = FS.create({
-    doc: {
+  const index = new FS.Document({
+    document: {
       id: 'id',
-      field: ['title', 'content'],
+      index: ['title', 'content'],
+      store: true,
     },
+    tokenize: 'forward',
   })
 
   const paths: string[] = []
@@ -54,7 +56,10 @@ export const prepareSearchIndex = async ({
     index.add(d)
   })
 
-  const data = index.export()
+  const data = {}
+  await index.export((key, datum) => {
+    data[key] = datum
+  })
 
   // search index file content
   let content = `\