/
chatgpt.go
50 lines (42 loc) · 1.17 KB
/
chatgpt.go
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package infrastructure
import (
"context"
"github.com/jacexh/chatgpt-bot/internal/chat/domain"
"github.com/sashabaranov/go-openai"
)
type chatgptService struct {
client *openai.Client
}
var _ domain.ChatGTPService = (*chatgptService)(nil)
func NewChatGTPServer(client *openai.Client) domain.ChatGTPService {
return &chatgptService{client: client}
}
func (gpt *chatgptService) Chat(ctx context.Context, chat *domain.Chat) (*domain.Conversation, error) {
history := chat.PreviousConversations()
current, err := chat.CurrentConversation()
if err != nil {
return nil, err
}
messages := make([]openai.ChatCompletionMessage, len(history)+1)
for index, conv := range history {
messages[index] = openai.ChatCompletionMessage{
Content: conv.Prompt,
Role: openai.ChatMessageRoleUser,
}
}
messages[len(history)] = openai.ChatCompletionMessage{
Content: current.Prompt,
Role: openai.ChatMessageRoleUser,
}
resp, err := gpt.client.CreateChatCompletion(
ctx,
openai.ChatCompletionRequest{
Model: openai.GPT3Dot5Turbo,
Messages: messages,
},
)
if err != nil {
return chat.Interrupt(err)
}
return chat.Reply(resp.Choices[0].Message.Content)
}