package server import ( "encoding/json" "fmt" "godo/ai/search" "godo/libs" "godo/office" "log" "net/http" "time" ) type ChatRequest struct { Model string `json:"model"` Engine string `json:"engine"` Stream bool `json:"stream"` WebSearch bool `json:"webSearch"` FileContent string `json:"fileContent"` FileName string `json:"fileName"` Options map[string]interface{} `json:"options"` Messages []Message `json:"messages"` } type Message struct { Role string `json:"role"` Content string `json:"content"` Images []string `json:"images"` } func ChatHandler(w http.ResponseWriter, r *http.Request) { var url string var req ChatRequest err := json.NewDecoder(r.Body).Decode(&req) if err != nil { libs.ErrorMsg(w, "the chat request error:"+err.Error()) return } if req.WebSearch { err = ChatWithWeb(&req) if err != nil { libs.ErrorMsg(w, err.Error()) return } } if req.FileContent != "" { err = ChatWithFile(&req) if err != nil { libs.ErrorMsg(w, err.Error()) return } } headers, url, err := GetHeadersAndUrl(req, "chat") // log.Printf("url: %s", url) // log.Printf("headers: %v", headers) if err != nil { libs.ErrorMsg(w, "the chat request header or url errors:"+err.Error()) return } ForwardHandler(w, r, req, url, headers, "POST") } func ChatWithFile(req *ChatRequest) error { fileContent, err := office.ProcessBase64File(req.FileContent, req.FileName) if err != nil { return err } lastMessage, err := GetLastMessage(*req) if err != nil { return err } userQuestion := fmt.Sprintf("请对\n%s\n的内容进行分析,给出对用户输入的回答: %s", fileContent, lastMessage) log.Printf("the search file is %v", userQuestion) req.Messages = append(req.Messages, Message{Role: "user", Content: userQuestion}) return nil } func ChatWithWeb(req *ChatRequest) error { lastMessage, err := GetLastMessage(*req) if err != nil { return err } searchRequest := search.SearchWeb(lastMessage) if len(searchRequest) == 0 { return fmt.Errorf("the search web is empty") } var inputPrompt string for _, search := range searchRequest { inputPrompt += fmt.Sprintf("- 标题: %s\n- 内容: %s\n", search.Title, search.Content) } currentDate := time.Now().Format("2006-01-02") searchPrompt := fmt.Sprintf(` # 以下是来自互联网的信息: %s # 当前日期: %s # 要求: 根据最新发布的信息回答用户问题。 # 用户问题:%s `, inputPrompt, currentDate, lastMessage) //log.Printf("the search web is %v", searchPrompt) // req.Messages = append([]Message{}, Message{Role: "assistant", Content: searchPrompt}) req.Messages = append([]Message{}, Message{Role: "user", Content: searchPrompt}) return nil } func EmbeddingHandler(w http.ResponseWriter, r *http.Request) { var req ChatRequest err := json.NewDecoder(r.Body).Decode(&req) if err != nil { libs.ErrorMsg(w, "the chat request error:"+err.Error()) return } headers, url, err := GetHeadersAndUrl(req, "embeddings") if err != nil { libs.ErrorMsg(w, err.Error()) return } ForwardHandler(w, r, req, url, headers, "POST") } func GetLastMessage(req ChatRequest) (string, error) { if len(req.Messages) == 0 { return "", fmt.Errorf("the messages is empty") } lastMessage := req.Messages[len(req.Messages)-1] if lastMessage.Role != "user" { return "", fmt.Errorf("the last message is not user") } return lastMessage.Content, nil }