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/*
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* Copyright 2025 CloudWeGo 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 model
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import (
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"context"
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"encoding/json"
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"github.com/cloudwego/eino/compose"
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"github.com/cloudwego/eino/schema"
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)
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func init() {
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err := compose.RegisterSerializableType[State]("DeerState")
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if err != nil {
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panic(err)
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}
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}
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type State struct {
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// 用户输入的信息
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Messages []*schema.Message `json:"messages,omitempty"`
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// 子图共享变量
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Goto string `json:"goto,omitempty"`
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CurrentPlan *Plan `json:"current_plan,omitempty"`
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Locale string `json:"locale,omitempty"`
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PlanIterations int `json:"plan_iterations,omitempty"`
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BackgroundInvestigationResults string `json:"background_investigation_results"`
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InterruptFeedback string `json:"interrupt_feedback,omitempty"`
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// 全局配置变量
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MaxPlanIterations int `json:"max_plan_iterations,omitempty"`
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MaxStepNum int `json:"max_step_num,omitempty"`
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AutoAcceptedPlan bool `json:"auto_accepted_plan"`
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EnableBackgroundInvestigation bool `json:"enable_background_investigation"`
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}
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func (s *State) MarshalJSON() ([]byte, error) {
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b, err := json.Marshal(*s)
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if err != nil {
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return nil, err
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}
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return b, nil
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}
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func (s *State) UnmarshalJSON(b []byte) error {
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type Alias State
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var tmp Alias
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if err := json.Unmarshal(b, &tmp); err != nil {
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return err
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}
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*s = State(tmp)
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return nil
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}
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// DeerCheckPoint DeerGo的全局状态存储点，
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// 实现CheckPointStore接口，用checkPointID进行索引
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// 此处粗略使用map实现，工程上可以用工业存储组件实现
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type DeerCheckPoint struct {
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buf map[string][]byte
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}
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func (dc *DeerCheckPoint) Get(ctx context.Context, checkPointID string) ([]byte, bool, error) {
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data, ok := dc.buf[checkPointID]
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return data, ok, nil
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}
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func (dc *DeerCheckPoint) Set(ctx context.Context, checkPointID string, checkPoint []byte) error {
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dc.buf[checkPointID] = checkPoint
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return nil
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}
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// 创建一个全局状态存储点实例并返回
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var deerCheckPoint = DeerCheckPoint{
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buf: make(map[string][]byte),
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}
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func NewDeerCheckPoint(ctx context.Context) compose.CheckPointStore {
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return &deerCheckPoint
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}
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