coze-studio/backend/domain/agent/singleagent/internal/agentflow/node_tool_variables.go

131 lines
3.9 KiB
Go

/*
* 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 agentflow
import (
"context"
"github.com/cloudwego/eino/components/tool"
"github.com/cloudwego/eino/components/tool/utils"
"github.com/coze-dev/coze-studio/backend/api/model/crossdomain/variables"
"github.com/coze-dev/coze-studio/backend/api/model/data/variable/kvmemory"
"github.com/coze-dev/coze-studio/backend/api/model/data/variable/project_memory"
"github.com/coze-dev/coze-studio/backend/crossdomain/contract/crossvariables"
"github.com/coze-dev/coze-studio/backend/domain/agent/singleagent/entity"
"github.com/coze-dev/coze-studio/backend/pkg/lang/conv"
"github.com/coze-dev/coze-studio/backend/pkg/logs"
)
type variableConf struct {
Agent *entity.SingleAgent
UserID string
ConnectorID int64
}
func loadAgentVariables(ctx context.Context, vc *variableConf) (map[string]string, error) {
vbs := make(map[string]string)
vb, err := crossvariables.DefaultSVC().GetVariableInstance(ctx, &variables.UserVariableMeta{
BizType: project_memory.VariableConnector_Bot,
BizID: conv.Int64ToStr(vc.Agent.AgentID),
Version: vc.Agent.Version,
ConnectorUID: vc.UserID,
ConnectorID: vc.ConnectorID,
}, nil)
if err != nil {
return nil, err
}
if len(vb) > 0 {
for _, v := range vb {
vbs[v.Keyword] = v.Value
}
}
return vbs, nil
}
func newAgentVariableTools(ctx context.Context, v *variableConf) ([]tool.InvokableTool, error) {
tools := make([]tool.InvokableTool, 0, 1)
a := &avTool{
Agent: v.Agent,
UserID: v.UserID,
ConnectorID: v.ConnectorID,
}
desc := `
## Skills Conditions
1. When the user's intention is to set a variable and the user provides the variable to be set, call the tool.
2. If the user wants to set a variable but does not provide the variable, do not call the tool.
3. If the user's intention is not to set a variable, do not call the tool.
## Constraints
- Only make decisions regarding tool invocation based on the user's intention and input related to variable setting.
- Do not call the tool in any other situation not meeting the above conditions.
`
at, err := utils.InferTool("setKeywordMemory", desc, a.Invoke)
if err != nil {
return nil, err
}
tools = append(tools, at)
return tools, nil
}
type avTool struct {
Agent *entity.SingleAgent
UserID string
ConnectorID int64
}
type KVMeta struct {
Keyword string `json:"keyword" jsonschema:"required,description=the keyword of memory variable"`
Value string `json:"value" jsonschema:"required,description=the value of memory variable"`
}
type KVMemoryVariable struct {
Data []*KVMeta `json:"data"`
}
func (a *avTool) Invoke(ctx context.Context, v *KVMemoryVariable) (string, error) {
vbMeta := &variables.UserVariableMeta{
BizType: project_memory.VariableConnector_Bot,
BizID: conv.Int64ToStr(a.Agent.AgentID),
Version: a.Agent.Version,
ConnectorUID: a.UserID,
ConnectorID: a.ConnectorID,
}
var items []*kvmemory.KVItem
if v != nil {
for _, item := range v.Data {
items = append(items, &kvmemory.KVItem{
Keyword: item.Keyword,
Value: item.Value,
})
}
if len(items) > 0 {
_, err := crossvariables.DefaultSVC().SetVariableInstance(ctx, vbMeta, items)
if err != nil {
logs.CtxErrorf(ctx, "setVariableInstance failed, err=%v", err)
return "fail", nil
}
}
}
return "success", nil
}