/
GetOpenAIResponse.go
171 lines (147 loc) · 4.2 KB
/
GetOpenAIResponse.go
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package internal
import (
"bytes"
"encoding/json"
"fmt"
"io/ioutil"
"log"
"net/http"
"path/filepath"
"github.com/pkg/errors"
)
type OpenaiRequest struct {
Model string `json:"model"`
Messages []Message `json:"messages"`
Temperature float64 `json:"temperature"`
}
type OpenaiResponse struct {
ID string `json:"id"`
Object string `json:"object"`
Created int `json:"created"`
Choices []Choice `json:"choices"`
Usages Usage `json:"usage"`
}
type Choice struct {
Index int `json:"index"`
Messages Message `json:"message"`
FinishReason string `json:"finish_reason"`
}
type Message struct {
Role string `json:"role"`
Content string `json:"content"`
}
type Usage struct {
PromptTokens int `json:"prompt_tokens"`
CompletionTokens int `json:"completion_tokens"`
TotalTokens int `json:"total_tokens"`
}
// Questionからしか呼ばないつもり。
func GetOpenAIResponse(messages *[]Message, openaiURL, aiModel, apiKey, tmpdir *string, temperature float64, tmpflag bool) *OpenaiResponse {
var req *http.Request = CreateHttpRequest(messages, openaiURL, aiModel, apiKey, tmpdir, temperature, tmpflag)
if req == nil {
return nil
}
//log.Printf("\nreq:%v\n\n*tmpdir:%v\n\ntmpflag:%v\n\n", req, *tmpdir, tmpflag)
var body []byte = GetResponseBody(req, tmpdir, tmpflag)
return func(body []byte, messages *[]Message) *OpenaiResponse {
var response OpenaiResponse
if err := json.Unmarshal(body, &response); err != nil {
log.Printf("Error: %v", err.Error())
return nil
}
if len(response.Choices) == 0 {
//log.Printf("Error: レスポンスがありませんでした。")
//log.Printf(" %v", response)
return nil
}
*messages = append(*messages, Message{
Role: "assistant",
Content: response.Choices[0].Messages.Content,
})
return &response
}(body, messages)
}
func CreateHttpRequest(messages *[]Message, openaiURL, aiModel, apiKey, tmpdir *string, temperature float64, tmpflag bool) *http.Request {
requestBody := OpenaiRequest{
Model: *aiModel,
Messages: *messages,
Temperature: temperature,
}
requestJSON, _ := json.Marshal(requestBody)
if tmpflag {
p := filepath.Join(*tmpdir, "request.json")
j := JsonFormat(requestJSON)
OutputTextForCheck(&p, &j)
}
if len(*openaiURL) == 0 {
fmt.Println("URL指定がありません。")
return nil
}
if len(*aiModel) == 0 {
fmt.Println("AIのモデル指定がありません。")
return nil
}
if len(*apiKey) == 0 {
fmt.Println("APIキー指定がありません。")
return nil
}
req, err := http.NewRequest("POST", *openaiURL, bytes.NewBuffer(requestJSON))
if err != nil {
log.Printf("Error: %v", err)
}
req.Header.Set("Content-Type", "application/json")
req.Header.Set("Authorization", fmt.Sprintf("Bearer %v", *apiKey))
return req
}
func GetResponseBody(req *http.Request, tmpdir *string, tmpflag bool) []byte {
client := &http.Client{}
resp, err := client.Do(req)
if err != nil {
log.Printf("Error: %v", err)
}
if resp == nil {
log.Printf("レスポンスがnilです。")
log.Printf("Request: %v", *req)
}
body, err := ioutil.ReadAll(resp.Body)
if err != nil {
log.Printf("Error: %v", err)
}
func() {
var responseError struct {
Error struct {
Message string `json:"message"`
Type string `json:"type"`
Param string `json:"param"`
Code string `json:"code"`
} `json:"error"`
}
err := json.Unmarshal(body, &responseError)
if err != nil {
log.Printf("Error: %v", err)
}
if responseError.Error.Code == "invalid_api_key" {
log.Printf("%v", string(body))
//log.Printf("%v", responseError.Error.Code)
err := errors.Errorf("APIキーが不正です。公式サイトからAPIキーを再発行して、設定してください。\nhttps://platform.openai.com/account/api-keys\n\n")
//fmt.Printf("%+v", err)
fmt.Printf("%v", err)
}
}()
if tmpflag {
p := filepath.Join(*tmpdir, "response.json")
j := JsonFormat(body)
OutputTextForCheck(&p, &j)
}
/*
defer func(Body io.ReadCloser) {
if err := Body.Close(); err != nil {
log.Printf("Error: %v", err)
}
}(resp.Body)
*/
if err := resp.Body.Close(); err != nil {
log.Printf("Error: %v", err)
}
return body
}