82 lines
1.7 KiB
Go
82 lines
1.7 KiB
Go
package main
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import (
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"bufio"
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"context"
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"fmt"
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"os"
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"github.com/anthropics/anthropic-sdk-go"
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)
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func main() {
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client := anthropic.NewClient()
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scanner := bufio.NewScanner(os.Stdin)
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getUserMessage := func() (string, bool) {
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if !scanner.Scan() {
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return "", false
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}
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return scanner.Text(), true
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}
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agent := NewAgent(&client, getUserMessage)
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err := agent.Run(context.TODO())
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if err != nil {
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fmt.Printf("Error: %s\n", err.Error())
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}
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}
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func NewAgent(client *anthropic.Client, getUserMessage func() (string, bool)) *Agent {
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return &Agent{
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client: client,
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getUserMessage: getUserMessage,
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}
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}
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type Agent struct {
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client *anthropic.Client
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getUserMessage func() (string, bool)
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}
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func (a *Agent) Run(ctx context.Context) error {
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conversation := []anthropic.MessageParam{}
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fmt.Println("Chat with Claude (use 'ctrl-c' to quit)")
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for {
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fmt.Print("\u001b[94mYou\u001b[0m: ")
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userInput, ok := a.getUserMessage()
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if !ok {
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break
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}
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userMessage := anthropic.NewUserMessage(anthropic.NewTextBlock(userInput))
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conversation = append(conversation, userMessage)
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message, err := a.runInference(ctx, conversation)
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if err != nil {
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return err
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}
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conversation = append(conversation, message.ToParam())
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for _, content := range message.Content {
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switch content.Type {
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case "text":
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fmt.Printf("\u001b[93mClaude\u001b[0m: %s\n", content.Text)
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}
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}
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}
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return nil
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}
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func (a *Agent) runInference(ctx context.Context, conversation []anthropic.MessageParam) (*anthropic.Message, error) {
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message, err := a.client.Messages.New(ctx, anthropic.MessageNewParams{
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Model: anthropic.ModelClaude3_7SonnetLatest,
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MaxTokens: int64(1024),
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Messages: conversation,
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})
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return message, err
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}
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