feat: add knowledge directory management for documents and FAQs

- Implemented directory validation in Create and Update knowledge document services.
- Added directory selection in document and FAQ edit dialogs with a new KnowledgeDirectoryPanel component.
- Enhanced API to support fetching, creating, updating, and deleting knowledge directories.
- Updated data models to include directory information for knowledge documents and FAQs.
- Added translations for directory-related messages in English and Chinese.

web/lib/api/admin.ts

@@ -1321,6 +1321,9 @@ export type KnowledgeDocument = {
   id: number
   knowledgeBaseId: number
   knowledgeBaseName?: string
+  directoryId: number
+  directoryName?: string
+  directoryPath?: string
   title: string
   contentType: string
   content: string
@@ -1343,6 +1346,9 @@ export type KnowledgeFAQ = {
   id: number
   knowledgeBaseId: number
   knowledgeBaseName?: string
+  directoryId: number
+  directoryName?: string
+  directoryPath?: string
   question: string
   answer: string
   similarQuestions: string[]
@@ -1503,6 +1509,7 @@ export type KnowledgeAnswerPayload = KnowledgeSearchPayload & {
 
 export type CreateKnowledgeDocumentPayload = {
   knowledgeBaseId: number
+  directoryId: number
   title: string
   contentType: string
   content: string
@@ -1514,6 +1521,7 @@ export type UpdateKnowledgeDocumentPayload = CreateKnowledgeDocumentPayload & {
 
 export type CreateKnowledgeFAQPayload = {
   knowledgeBaseId: number
+  directoryId: number
   question: string
   answer: string
   similarQuestions: string[]
@@ -1524,6 +1532,33 @@ export type UpdateKnowledgeFAQPayload = CreateKnowledgeFAQPayload & {
   id: number
 }
 
+export type KnowledgeDirectory = {
+  id: number
+  knowledgeBaseId: number
+  parentId: number
+  name: string
+  sortNo: number
+  status: number
+  statusName: string
+  remark: string
+  createdAt: string
+  updatedAt: string
+  createUserName: string
+  updateUserName: string
+  children: KnowledgeDirectory[]
+}
+
+export type CreateKnowledgeDirectoryPayload = {
+  knowledgeBaseId: number
+  parentId: number
+  name: string
+  remark: string
+}
+
+export type UpdateKnowledgeDirectoryPayload = CreateKnowledgeDirectoryPayload & {
+  id: number
+}
+
 export type KnowledgeFAQImportMode = "append" | "overwrite"
 
 export type KnowledgeFAQImportError = {
@@ -1595,6 +1630,33 @@ export function rebuildKnowledgeBaseIndex(id: number) {
   })
 }
 
+export function fetchKnowledgeDirectories(knowledgeBaseId: number) {
+  return request<KnowledgeDirectory[]>(
+    `/api/dashboard/knowledge-directory/list_all${toQueryString({ knowledgeBaseId })}`
+  )
+}
+
+export function createKnowledgeDirectory(payload: CreateKnowledgeDirectoryPayload) {
+  return request<KnowledgeDirectory>("/api/dashboard/knowledge-directory/create", {
+    method: "POST",
+    body: JSON.stringify(payload),
+  })
+}
+
+export function updateKnowledgeDirectory(payload: UpdateKnowledgeDirectoryPayload) {
+  return request<void>("/api/dashboard/knowledge-directory/update", {
+    method: "POST",
+    body: JSON.stringify(payload),
+  })
+}
+
+export function deleteKnowledgeDirectory(id: number) {
+  return request<void>("/api/dashboard/knowledge-directory/delete", {
+    method: "POST",
+    body: JSON.stringify({ id }),
+  })
+}
+
 export function fetchKnowledgeDocuments(
   query?: Record<string, string | number | undefined>
 ) {