refactor: how to add a node type in workflow (#558)
This commit is contained in:
190
backend/domain/workflow/internal/nodes/selector/callbacks.go
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190
backend/domain/workflow/internal/nodes/selector/callbacks.go
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/*
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* Copyright 2025 coze-dev Authors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package selector
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import (
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"context"
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"fmt"
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"strconv"
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"strings"
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"github.com/coze-dev/coze-studio/backend/domain/workflow/entity/vo"
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"github.com/coze-dev/coze-studio/backend/domain/workflow/internal/nodes"
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)
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type selectorCallbackField struct {
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Key string `json:"key"`
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Type vo.DataType `json:"type"`
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Value any `json:"value"`
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}
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type selectorCondition struct {
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Left selectorCallbackField `json:"left"`
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Operator vo.OperatorType `json:"operator"`
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Right *selectorCallbackField `json:"right,omitempty"`
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}
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type selectorBranch struct {
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Conditions []*selectorCondition `json:"conditions"`
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Logic vo.LogicType `json:"logic"`
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Name string `json:"name"`
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}
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func (s *Selector) ToCallbackInput(_ context.Context, in map[string]any) (map[string]any, error) {
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count := len(s.clauses)
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output := make([]*selectorBranch, count)
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for _, source := range s.ns.InputSources {
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targetPath := source.Path
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if len(targetPath) == 2 {
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indexStr := targetPath[0]
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index, err := strconv.Atoi(indexStr)
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if err != nil {
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return nil, err
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}
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branch := output[index]
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if branch == nil {
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output[index] = &selectorBranch{
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Conditions: []*selectorCondition{
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{
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Operator: s.clauses[index].Single.ToCanvasOperatorType(),
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},
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},
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Logic: ClauseRelationAND.ToVOLogicType(),
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}
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}
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if targetPath[1] == LeftKey {
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leftV, ok := nodes.TakeMapValue(in, targetPath)
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if !ok {
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return nil, fmt.Errorf("failed to take left value of %s", targetPath)
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}
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if source.Source.Ref.VariableType != nil {
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if *source.Source.Ref.VariableType == vo.ParentIntermediate {
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parentNodeKey, ok := s.ws.Hierarchy[s.ns.Key]
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if !ok {
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return nil, fmt.Errorf("failed to find parent node key of %s", s.ns.Key)
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}
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parentNode := s.ws.GetNode(parentNodeKey)
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output[index].Conditions[0].Left = selectorCallbackField{
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Key: parentNode.Name + "." + strings.Join(source.Source.Ref.FromPath, "."),
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Type: s.ns.InputTypes[targetPath[0]].Properties[targetPath[1]].Type,
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Value: leftV,
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}
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} else {
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output[index].Conditions[0].Left = selectorCallbackField{
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Key: "",
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Type: s.ns.InputTypes[targetPath[0]].Properties[targetPath[1]].Type,
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Value: leftV,
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}
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}
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} else {
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output[index].Conditions[0].Left = selectorCallbackField{
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Key: s.ws.GetNode(source.Source.Ref.FromNodeKey).Name + "." + strings.Join(source.Source.Ref.FromPath, "."),
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Type: s.ns.InputTypes[targetPath[0]].Properties[targetPath[1]].Type,
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Value: leftV,
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}
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}
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} else if targetPath[1] == RightKey {
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rightV, ok := nodes.TakeMapValue(in, targetPath)
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if !ok {
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return nil, fmt.Errorf("failed to take right value of %s", targetPath)
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}
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output[index].Conditions[0].Right = &selectorCallbackField{
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Type: s.ns.InputTypes[targetPath[0]].Properties[targetPath[1]].Type,
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Value: rightV,
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}
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}
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} else if len(targetPath) == 3 {
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indexStr := targetPath[0]
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index, err := strconv.Atoi(indexStr)
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if err != nil {
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return nil, err
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}
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multi := s.clauses[index].Multi
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branch := output[index]
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if branch == nil {
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output[index] = &selectorBranch{
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Conditions: make([]*selectorCondition, len(multi.Clauses)),
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Logic: multi.Relation.ToVOLogicType(),
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}
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}
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clauseIndexStr := targetPath[1]
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clauseIndex, err := strconv.Atoi(clauseIndexStr)
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if err != nil {
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return nil, err
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}
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clause := multi.Clauses[clauseIndex]
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if output[index].Conditions[clauseIndex] == nil {
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output[index].Conditions[clauseIndex] = &selectorCondition{
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Operator: clause.ToCanvasOperatorType(),
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}
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}
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if targetPath[2] == LeftKey {
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leftV, ok := nodes.TakeMapValue(in, targetPath)
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if !ok {
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return nil, fmt.Errorf("failed to take left value of %s", targetPath)
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}
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if source.Source.Ref.VariableType != nil {
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if *source.Source.Ref.VariableType == vo.ParentIntermediate {
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parentNodeKey, ok := s.ws.Hierarchy[s.ns.Key]
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if !ok {
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return nil, fmt.Errorf("failed to find parent node key of %s", s.ns.Key)
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}
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parentNode := s.ws.GetNode(parentNodeKey)
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output[index].Conditions[clauseIndex].Left = selectorCallbackField{
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Key: parentNode.Name + "." + strings.Join(source.Source.Ref.FromPath, "."),
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Type: s.ns.InputTypes[targetPath[0]].Properties[targetPath[1]].Properties[targetPath[2]].Type,
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Value: leftV,
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}
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} else {
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output[index].Conditions[clauseIndex].Left = selectorCallbackField{
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Key: "",
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Type: s.ns.InputTypes[targetPath[0]].Properties[targetPath[1]].Properties[targetPath[2]].Type,
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Value: leftV,
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}
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}
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} else {
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output[index].Conditions[clauseIndex].Left = selectorCallbackField{
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Key: s.ws.GetNode(source.Source.Ref.FromNodeKey).Name + "." + strings.Join(source.Source.Ref.FromPath, "."),
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Type: s.ns.InputTypes[targetPath[0]].Properties[targetPath[1]].Properties[targetPath[2]].Type,
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Value: leftV,
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}
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}
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} else if targetPath[2] == RightKey {
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rightV, ok := nodes.TakeMapValue(in, targetPath)
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if !ok {
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return nil, fmt.Errorf("failed to take right value of %s", targetPath)
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}
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output[index].Conditions[clauseIndex].Right = &selectorCallbackField{
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Type: s.ns.InputTypes[targetPath[0]].Properties[targetPath[1]].Properties[targetPath[2]].Type,
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Value: rightV,
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}
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}
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}
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}
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return map[string]any{"branches": output}, nil
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}
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