99 lines
2.3 KiB
Go
99 lines
2.3 KiB
Go
/*
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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 nodes
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import (
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"context"
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"fmt"
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"sync"
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"github.com/cloudwego/eino/compose"
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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/variable"
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)
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type ParentIntermediateStore struct {
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mu sync.RWMutex
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}
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type IntermediateVarKey struct{}
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func (p *ParentIntermediateStore) Init(_ context.Context) {
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return
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}
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func (p *ParentIntermediateStore) Get(ctx context.Context, path compose.FieldPath, opts ...variable.OptionFn) (any, error) {
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defer p.mu.RUnlock()
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p.mu.RLock()
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if len(path) != 1 {
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return nil, fmt.Errorf("invalid path: %v", path)
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}
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ivs := getIntermediateVars(ctx)
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v, ok := ivs.vars[path[0]]
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if !ok {
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return nil, fmt.Errorf("variable not found: %s", path[0])
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}
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if *v == nil {
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return ivs.types[path[0]].Zero(), nil
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}
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return *v, nil
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}
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func (p *ParentIntermediateStore) Set(ctx context.Context, path compose.FieldPath, value any, opts ...variable.OptionFn) error {
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defer p.mu.Unlock()
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p.mu.Lock()
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if len(path) != 1 {
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return fmt.Errorf("invalid path: %v", path)
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}
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ivs := getIntermediateVars(ctx)
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v, ok := ivs.vars[path[0]]
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if !ok {
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return fmt.Errorf("variable not found: %s", path[0])
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}
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if value == nil {
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*v = ivs.types[path[0]].Zero()
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} else {
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*v = value
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}
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return nil
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}
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type intermediateVar struct {
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vars map[string]*any
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types map[string]*vo.TypeInfo
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}
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func InitIntermediateVars(ctx context.Context, vars map[string]*any, typeInfos map[string]*vo.TypeInfo) context.Context {
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return context.WithValue(ctx, IntermediateVarKey{}, &intermediateVar{
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vars: vars,
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types: typeInfos,
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})
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}
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func getIntermediateVars(ctx context.Context) *intermediateVar {
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return ctx.Value(IntermediateVarKey{}).(*intermediateVar)
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}
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