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Go

/*
* Copyright 2025 CloudWeGo 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 main
import (
"bufio"
"context"
"fmt"
"log"
"os"
"github.com/cloudwego/eino/adk"
"github.com/cloudwego/eino/components/tool"
"github.com/cloudwego/eino-examples/adk/common/prints"
"github.com/cloudwego/eino-examples/adk/common/store"
"github.com/cloudwego/eino-examples/adk/intro/chatmodel/subagents"
)
func main() {
ctx := context.Background()
a := subagents.NewBookRecommendAgent()
runner := adk.NewRunner(ctx, adk.RunnerConfig{
EnableStreaming: true, // you can disable streaming here
Agent: a,
CheckPointStore: store.NewInMemoryStore(),
})
iter := runner.Query(ctx, "recommend a book to me", adk.WithCheckPointID("1"))
for {
event, ok := iter.Next()
if !ok {
break
}
if event.Err != nil {
log.Fatal(event.Err)
}
prints.Event(event)
}
scanner := bufio.NewScanner(os.Stdin)
fmt.Print("\nyour input here: ")
scanner.Scan()
fmt.Println()
nInput := scanner.Text()
iter, err := runner.Resume(ctx, "1", adk.WithToolOptions([]tool.Option{subagents.WithNewInput(nInput)}))
if err != nil {
log.Fatal(err)
}
for {
event, ok := iter.Next()
if !ok {
break
}
if event.Err != nil {
log.Fatal(event.Err)
}
prints.Event(event)
}
}