feat: manually mirror opencoze's code from bytedance

Change-Id: I09a73aadda978ad9511264a756b2ce51f5761adf

backend/domain/knowledge/internal/events/events.go

@@ -0,0 +1,59 @@
+/*
+ * Copyright 2025 coze-dev Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package events
+
+import "github.com/coze-dev/coze-studio/backend/domain/knowledge/entity"
+
+func NewIndexDocumentsEvent(knowledgeID int64, documents []*entity.Document) *entity.Event {
+	return &entity.Event{
+		Type:        entity.EventTypeIndexDocuments,
+		KnowledgeID: knowledgeID,
+		Documents:   documents,
+	}
+}
+
+func NewIndexDocumentEvent(knowledgeID int64, document *entity.Document) *entity.Event {
+	return &entity.Event{
+		Type:        entity.EventTypeIndexDocument,
+		KnowledgeID: knowledgeID,
+		Document:    document,
+	}
+}
+
+func NewIndexSliceEvent(slice *entity.Slice, document *entity.Document) *entity.Event {
+	return &entity.Event{
+		Type:     entity.EventTypeIndexSlice,
+		Slice:    slice,
+		Document: document,
+	}
+}
+
+func NewDeleteKnowledgeDataEvent(knowledgeID int64, sliceIDs []int64) *entity.Event {
+	return &entity.Event{
+		Type:        entity.EventTypeDeleteKnowledgeData,
+		KnowledgeID: knowledgeID,
+		SliceIDs:    sliceIDs,
+	}
+}
+
+func NewDocumentReviewEvent(document *entity.Document, review *entity.Review) *entity.Event {
+	return &entity.Event{
+		Type:           entity.EventTypeDocumentReview,
+		Document:       document,
+		DocumentReview: review,
+	}
+}