feat: manually mirror opencoze's code from bytedance

Change-Id: I09a73aadda978ad9511264a756b2ce51f5761adf

backend/domain/workflow/internal/nodes/selector/schema.go

@@ -0,0 +1,54 @@
+/*
+ * 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 selector
+
+import (
+	"fmt"
+
+	"github.com/coze-dev/coze-studio/backend/domain/workflow/entity/vo"
+)
+
+type ClauseRelation string
+
+const (
+	ClauseRelationAND ClauseRelation = "and"
+	ClauseRelationOR  ClauseRelation = "or"
+)
+
+type Config struct {
+	Clauses []*OneClauseSchema `json:"clauses"`
+}
+
+type OneClauseSchema struct {
+	Single *Operator          `json:"single,omitempty"`
+	Multi  *MultiClauseSchema `json:"multi,omitempty"`
+}
+
+type MultiClauseSchema struct {
+	Clauses  []*Operator    `json:"clauses"`
+	Relation ClauseRelation `json:"relation"`
+}
+
+func (c ClauseRelation) ToVOLogicType() vo.LogicType {
+	if c == ClauseRelationAND {
+		return vo.AND
+	} else if c == ClauseRelationOR {
+		return vo.OR
+	}
+
+	panic(fmt.Sprintf("unknown clause relation: %s", c))
+}