refactor: streamline document and FAQ index removal methods and enhance knowledge base deletion logic

internal/repositories/ai_agent_repository.go

@@ -1,7 +1,10 @@
 package repositories
 
 import (
+	"strconv"
+
 	"agent-desk/internal/models"
+	"agent-desk/internal/pkg/enums"
 
 	"agent-desk/internal/pkg/httpx/params"
 
@@ -109,3 +112,16 @@ func (r *aIAgentRepository) FindByIds(db *gorm.DB, ids []int64) []models.AIAgent
 	db.Where("id IN ?", ids).Find(&list)
 	return list
 }
+
+func (r *aIAgentRepository) FindByKnowledgeBaseID(db *gorm.DB, knowledgeBaseID int64) (list []models.AIAgent) {
+	id := strconv.FormatInt(knowledgeBaseID, 10)
+	db.Where(
+		"(knowledge_ids = ? OR knowledge_ids LIKE ? OR knowledge_ids LIKE ? OR knowledge_ids LIKE ?) AND status <> ?",
+		id,
+		id+",%",
+		"%,"+id,
+		"%,"+id+",%",
+		enums.StatusDeleted,
+	).Find(&list)
+	return
+}