89 lines
3.0 KiB
Go
89 lines
3.0 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 execute
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import (
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"github.com/cloudwego/eino/components/tool"
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"github.com/cloudwego/eino/compose"
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"github.com/cloudwego/eino/schema"
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workflowModel "github.com/coze-dev/coze-studio/backend/api/model/crossdomain/workflow"
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"github.com/coze-dev/coze-studio/backend/domain/workflow/entity"
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)
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type workflowToolOption struct {
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resumeReq *entity.ResumeRequest
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streamContainer *StreamContainer
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exeCfg workflowModel.ExecuteConfig
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allInterruptEvents map[string]*entity.ToolInterruptEvent
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parentTokenCollector *TokenCollector
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}
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func WithResume(req *entity.ResumeRequest, all map[string]*entity.ToolInterruptEvent) tool.Option {
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return tool.WrapImplSpecificOptFn(func(opts *workflowToolOption) {
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opts.resumeReq = req
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opts.allInterruptEvents = all
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})
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}
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func WithParentStreamContainer(sc *StreamContainer) tool.Option {
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return tool.WrapImplSpecificOptFn(func(opts *workflowToolOption) {
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opts.streamContainer = sc
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})
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}
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func WithExecuteConfig(cfg workflowModel.ExecuteConfig) tool.Option {
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return tool.WrapImplSpecificOptFn(func(opts *workflowToolOption) {
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opts.exeCfg = cfg
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})
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}
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func GetResumeRequest(opts ...tool.Option) (*entity.ResumeRequest, map[string]*entity.ToolInterruptEvent) {
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opt := tool.GetImplSpecificOptions(&workflowToolOption{}, opts...)
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return opt.resumeReq, opt.allInterruptEvents
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}
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func GetParentStreamContainer(opts ...tool.Option) *StreamContainer {
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opt := tool.GetImplSpecificOptions(&workflowToolOption{}, opts...)
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return opt.streamContainer
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}
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func GetExecuteConfig(opts ...tool.Option) workflowModel.ExecuteConfig {
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opt := tool.GetImplSpecificOptions(&workflowToolOption{}, opts...)
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return opt.exeCfg
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}
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// WithMessagePipe returns an Option which is meant to be passed to the tool workflow,
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// as well as a StreamReader to read the messages from the tool workflow.
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// This Option will apply to ALL workflow tools to be executed by eino's ToolsNode.
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// The workflow tools will emit messages to this stream.
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// The caller can receive from the returned StreamReader to get the messages from the tool workflow.
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func WithMessagePipe() (compose.Option, *schema.StreamReader[*entity.Message], func()) {
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sr, sw := schema.Pipe[*entity.Message](10)
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container := &StreamContainer{
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sw: sw,
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subStreams: make(chan *schema.StreamReader[*entity.Message]),
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}
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go container.PipeAll()
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opt := compose.WithToolsNodeOption(compose.WithToolOption(WithParentStreamContainer(container)))
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return opt, sr, func() {
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container.Done()
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}
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}
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