chore: import upstream snapshot with attribution

internal/schema/event_schema.go

@@ -0,0 +1,114 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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 schema
+
+import (
+	"github.com/apache/answer/internal/base/constant"
+	"github.com/apache/answer/pkg/uid"
+)
+
+// EventMsg event message
+type EventMsg struct {
+	EventType constant.EventType
+	UserID    string
+
+	TriggerObjectID string
+
+	QuestionID     string
+	QuestionUserID string
+
+	AnswerID     string
+	AnswerUserID string
+
+	CommentID     string
+	CommentUserID string
+
+	ExtraInfo map[string]string
+}
+
+// NewEvent create a new event
+func NewEvent(e constant.EventType, userID string) *EventMsg {
+	return &EventMsg{
+		UserID:    userID,
+		EventType: e,
+		ExtraInfo: make(map[string]string),
+	}
+}
+
+// QID get question id
+func (e *EventMsg) QID(questionID, userID string) *EventMsg {
+	if len(questionID) > 0 {
+		e.QuestionID = uid.DeShortID(questionID)
+	}
+	e.QuestionUserID = userID
+	return e
+}
+
+// AID get answer id
+func (e *EventMsg) AID(answerID, userID string) *EventMsg {
+	if len(answerID) > 0 {
+		e.AnswerID = uid.DeShortID(answerID)
+	}
+	e.AnswerUserID = userID
+	return e
+}
+
+// CID get comment id
+func (e *EventMsg) CID(comment, userID string) *EventMsg {
+	e.CommentID = comment
+	e.CommentUserID = userID
+	return e
+}
+
+// TID get trigger object id
+func (e *EventMsg) TID(triggerObjectID string) *EventMsg {
+	if len(triggerObjectID) > 0 {
+		e.TriggerObjectID = uid.DeShortID(triggerObjectID)
+	}
+	return e
+}
+
+// AddExtra add extra info
+func (e *EventMsg) AddExtra(key, value string) *EventMsg {
+	e.ExtraInfo[key] = value
+	return e
+}
+
+// GetExtra get extra info
+func (e *EventMsg) GetExtra(key string) string {
+	if v, ok := e.ExtraInfo[key]; ok {
+		return v
+	}
+	return ""
+}
+
+// GetObjectID get object id
+func (e *EventMsg) GetObjectID() string {
+	if len(e.TriggerObjectID) > 0 {
+		return e.TriggerObjectID
+	}
+	if len(e.CommentID) > 0 {
+		return e.CommentID
+	}
+	if len(e.AnswerID) > 0 {
+		return e.AnswerID
+	}
+	return e.QuestionID
+}