agent_builder.go•5.28 kB
// Copyright (c) 2024 Baidu, Inc. All Rights Reserved.
//
// 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 appbuilder
import (
"bufio"
"bytes"
"encoding/json"
"errors"
"fmt"
"io"
"mime/multipart"
"net/http"
"os"
"path/filepath"
"time"
)
// Deprecated: 请使用AppBuilderClient 代替 AgentBuilder
func NewAgentBuilder(appID string, config *SDKConfig) (*AgentBuilder, error) {
if len(appID) == 0 {
return nil, errors.New("appID is empty")
}
if config == nil {
return nil, errors.New("config is nil")
}
client := config.HTTPClient
if client == nil {
client = &http.Client{Timeout: 300 * time.Second}
}
return &AgentBuilder{appID: appID, sdkConfig: config, client: client}, nil
}
type AgentBuilder struct {
appID string
sdkConfig *SDKConfig
client HTTPClient
}
func (t *AgentBuilder) CreateConversation() (string, error) {
request := http.Request{}
header := t.sdkConfig.AuthHeaderV2()
serviceURL, err := t.sdkConfig.ServiceURLV2("/app/conversation")
if err != nil {
return "", err
}
request.URL = serviceURL
request.Method = "POST"
header.Set("Content-Type", "application/json")
request.Header = header
req := map[string]string{"app_id": t.appID}
data, _ := json.Marshal(req)
request.Body = NopCloser(bytes.NewReader(data))
t.sdkConfig.BuildCurlCommand(&request)
resp, err := t.client.Do(&request)
if err != nil {
return "", err
}
defer resp.Body.Close()
requestID, err := checkHTTPResponse(resp)
if err != nil {
return "", fmt.Errorf("requestID=%s, err=%v", requestID, err)
}
data, err = io.ReadAll(resp.Body)
if err != nil {
return "", fmt.Errorf("requestID=%s, err=%v", requestID, err)
}
rsp := make(map[string]any)
if err := json.Unmarshal(data, &rsp); err != nil {
return "", fmt.Errorf("requestID=%s, err=%v", requestID, err)
}
val, ok := rsp["conversation_id"]
if !ok {
return "", fmt.Errorf("requestID=%s, body=%s", requestID, string(data))
}
return val.(string), nil
}
func (t *AgentBuilder) UploadLocalFile(conversationID string, filePath string) (string, error) {
var data bytes.Buffer
w := multipart.NewWriter(&data)
appIDPart, _ := w.CreateFormField("app_id")
appIDPart.Write([]byte(t.appID))
conversationIDPart, _ := w.CreateFormField("conversation_id")
conversationIDPart.Write([]byte(conversationID))
file, err := os.Open(filePath)
if err != nil {
return "", err
}
defer file.Close()
filePart, _ := w.CreateFormFile("file", filepath.Base(filePath))
if _, err := io.Copy(filePart, file); err != nil {
return "", err
}
w.Close()
request := http.Request{}
serviceURL, err := t.sdkConfig.ServiceURLV2("/app/conversation/file/upload")
if err != nil {
return "", err
}
request.URL = serviceURL
request.Method = "POST"
header := t.sdkConfig.AuthHeaderV2()
header.Set("Content-Type", w.FormDataContentType())
request.Header = header
request.Body = NopCloser(bytes.NewReader(data.Bytes()))
resp, err := t.client.Do(&request)
if err != nil {
return "", err
}
defer resp.Body.Close()
requestID, err := checkHTTPResponse(resp)
if err != nil {
return "", fmt.Errorf("requestID=%s, err=%v", requestID, err)
}
body, err := io.ReadAll(resp.Body)
if err != nil {
return "", fmt.Errorf("requestID=%s, err=%v", requestID, err)
}
rsp := make(map[string]any)
if err := json.Unmarshal(body, &rsp); err != nil {
return "", fmt.Errorf("requestID=%s, err=%v", requestID, err)
}
val, ok := rsp["id"]
if !ok {
return "", fmt.Errorf("requestID=%s, body=%s", requestID, string(body))
}
return val.(string), nil
}
func (t *AgentBuilder) Run(conversationID string, query string, fileIDS []string, stream bool) (AgentBuilderIterator, error) {
if len(conversationID) == 0 {
return nil, errors.New("conversationID mustn't be empty")
}
m := map[string]any{"app_id": t.appID,
"conversation_id": conversationID,
"query": query,
"file_ids": fileIDS,
"stream": stream,
}
request := http.Request{}
serviceURL, err := t.sdkConfig.ServiceURLV2("/app/conversation/runs")
if err != nil {
return nil, err
}
request.URL = serviceURL
request.Method = "POST"
header := t.sdkConfig.AuthHeaderV2()
header.Set("Content-Type", "application/json")
request.Header = header
data, _ := json.Marshal(m)
request.Body = NopCloser(bytes.NewReader(data))
t.sdkConfig.BuildCurlCommand(&request)
resp, err := t.client.Do(&request)
if err != nil {
return nil, err
}
requestID, err := checkHTTPResponse(resp)
if err != nil {
return nil, fmt.Errorf("requestID=%s, err=%v", requestID, err)
}
r := NewSSEReader(1024*1024, bufio.NewReader(resp.Body))
if stream {
return &AgentBuilderStreamIterator{requestID: requestID, r: r, body: resp.Body}, nil
}
return &AgentBuilderOnceIterator{body: resp.Body}, nil
}