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.

internal/repositories/knowledge_directory_repository.go

@@ -0,0 +1,58 @@
+package repositories
+
+import (
+	"agent-desk/internal/models"
+
+	"github.com/mlogclub/simple/sqls"
+	"gorm.io/gorm"
+)
+
+var KnowledgeDirectoryRepository = newKnowledgeDirectoryRepository()
+
+func newKnowledgeDirectoryRepository() *knowledgeDirectoryRepository {
+	return &knowledgeDirectoryRepository{}
+}
+
+type knowledgeDirectoryRepository struct {
+}
+
+func (r *knowledgeDirectoryRepository) Get(db *gorm.DB, id int64) *models.KnowledgeDirectory {
+	ret := &models.KnowledgeDirectory{}
+	if err := db.First(ret, "id = ?", id).Error; err != nil {
+		return nil
+	}
+	return ret
+}
+
+func (r *knowledgeDirectoryRepository) Find(db *gorm.DB, cnd *sqls.Cnd) (list []models.KnowledgeDirectory) {
+	cnd.Find(db, &list)
+	return
+}
+
+func (r *knowledgeDirectoryRepository) FindOne(db *gorm.DB, cnd *sqls.Cnd) *models.KnowledgeDirectory {
+	ret := &models.KnowledgeDirectory{}
+	if err := cnd.FindOne(db, &ret); err != nil {
+		return nil
+	}
+	return ret
+}
+
+func (r *knowledgeDirectoryRepository) Count(db *gorm.DB, cnd *sqls.Cnd) int64 {
+	return cnd.Count(db, &models.KnowledgeDirectory{})
+}
+
+func (r *knowledgeDirectoryRepository) Create(db *gorm.DB, t *models.KnowledgeDirectory) error {
+	return db.Create(t).Error
+}
+
+func (r *knowledgeDirectoryRepository) Updates(db *gorm.DB, id int64, columns map[string]any) error {
+	return db.Model(&models.KnowledgeDirectory{}).Where("id = ?", id).Updates(columns).Error
+}
+
+func (r *knowledgeDirectoryRepository) UpdateColumn(db *gorm.DB, id int64, name string, value any) error {
+	return db.Model(&models.KnowledgeDirectory{}).Where("id = ?", id).UpdateColumn(name, value).Error
+}
+
+func (r *knowledgeDirectoryRepository) Delete(db *gorm.DB, id int64) error {
+	return db.Delete(&models.KnowledgeDirectory{}, "id = ?", id).Error
+}

internal/repositories/knowledge_faq_repository.go

@@ -46,6 +46,10 @@ func (r *knowledgeFAQRepository) FindPageByParams(db *gorm.DB, queryParams *para
 	return r.FindPageByCnd(db, &queryParams.Cnd)
 }
 
+func (r *knowledgeFAQRepository) Count(db *gorm.DB, cnd *sqls.Cnd) int64 {
+	return cnd.Count(db, &models.KnowledgeFAQ{})
+}
+
 func (r *knowledgeFAQRepository) Create(db *gorm.DB, t *models.KnowledgeFAQ) error {
 	return db.Create(t).Error
 }