b3bc843235
- Updated handleChatUpdate method to include content field in the request body, allowing for dynamic chat title generation based on user input. - Implemented GenerateChatTitle method to create a concise title for chats, improving user experience and interaction. - Modified JSON response structure in handleChatDetail and handleChatUpdate methods for better clarity and consistency. - Enhanced error handling for chat updates, ensuring robust validation and feedback for users.
511 lines
12 KiB
Go
511 lines
12 KiB
Go
package neo
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import (
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"context"
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"fmt"
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"os"
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"strings"
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"sync"
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"github.com/gin-gonic/gin"
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"github.com/yaoapp/gou/connector"
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"github.com/yaoapp/kun/log"
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"github.com/yaoapp/yao/neo/assistant"
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"github.com/yaoapp/yao/neo/assistant/base"
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"github.com/yaoapp/yao/neo/assistant/openai"
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"github.com/yaoapp/yao/neo/conversation"
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"github.com/yaoapp/yao/neo/message"
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"github.com/yaoapp/yao/share"
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)
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// Lock the assistant list
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var lock sync.Mutex = sync.Mutex{}
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// Answer reply the message
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func (neo *DSL) Answer(ctx Context, question string, c *gin.Context) error {
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messages, err := neo.chatMessages(ctx, question)
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if err != nil {
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msg := message.New().Error(err).Done()
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msg.Write(c.Writer)
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return err
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}
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// Get the assistant_id, chat_id
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res, err := neo.HookCreate(ctx, messages, c)
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if err != nil {
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msg := message.New().Error(err).Done()
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msg.Write(c.Writer)
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return err
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}
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// Select Assistant
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ast, err := neo.selectAssistant(res.AssistantID)
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if err != nil {
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return err
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}
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// Chat with AI
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return neo.chat(ast, ctx, messages, c)
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}
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// GetAssistants returns the list of assistants
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func (neo *DSL) GetAssistants() []assistant.Assistant {
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return neo.AssistantList
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}
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// GetMentions returns the mention list
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func (neo *DSL) GetMentions(keywords string) ([]Mention, error) {
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return neo.HookMention(context.Background(), keywords)
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}
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// GenerateChatTitle generate the chat title
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func (neo *DSL) GenerateChatTitle(ctx Context, input string, c *gin.Context) (string, error) {
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prompts := `
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Help me generate a title for the chat
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1. The title should be a short and concise description of the chat.
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2. The title should be a single sentence.
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3. The title should be in same language as the chat.
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4. The title should be no more than 50 characters.
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`
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messages := []map[string]interface{}{
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{"role": "system", "content": prompts},
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{"role": "user", "content": input},
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}
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res, err := neo.HookCreate(ctx, messages, c)
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if err != nil {
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return "", err
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}
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// Select Assistant
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ast, err := neo.selectAssistant(res.AssistantID)
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if err != nil {
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return "", err
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}
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if ast == nil {
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msg := message.New().Error("assistant is not initialized").Done()
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msg.Write(c.Writer)
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return "", fmt.Errorf("assistant is not initialized")
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}
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clientBreak := make(chan bool, 1)
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done := make(chan bool, 1)
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fail := make(chan error, 1)
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content := []byte{}
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// Chat with AI in background
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go func() {
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err := ast.Chat(c.Request.Context(), messages, neo.Option, func(data []byte) int {
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select {
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case <-clientBreak:
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return 0 // break
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default:
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msg := message.NewOpenAI(data)
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if msg == nil {
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return 1 // continue
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}
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// Handle error
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if msg.Type == "error" {
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fail <- fmt.Errorf("%s", msg.Message.Text)
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return 0 // break
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}
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// Append content and send message
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content = msg.Append(content)
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// Complete the stream
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if msg.Message.Done {
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done <- true
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return 0 // break
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}
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return 1 // continue
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}
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})
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if err != nil {
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log.Error("Chat error: %s", err.Error())
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message.New().Error(err).Done().Write(c.Writer)
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}
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// Save chat history
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if len(content) > 0 {
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neo.saveHistory(ctx.Sid, ctx.ChatID, content, messages)
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}
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done <- true
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}()
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// Wait for completion or client disconnect
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select {
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case <-done:
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return string(content), nil
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case err := <-fail:
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return "", err
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case <-c.Writer.CloseNotify():
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clientBreak <- true
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return "", nil
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}
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}
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// Upload upload a file
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func (neo *DSL) Upload(ctx Context, c *gin.Context) (*assistant.File, error) {
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// Get the file
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tmpfile, err := c.FormFile("file")
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if err != nil {
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return nil, err
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}
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reader, err := tmpfile.Open()
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if err != nil {
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return nil, err
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}
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defer func() {
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reader.Close()
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os.Remove(tmpfile.Filename)
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}()
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// Get option from form data option_xxx
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option := map[string]interface{}{}
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for key := range c.Request.Form {
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if strings.HasPrefix(key, "option_") {
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option[strings.TrimPrefix(key, "option_")] = c.PostForm(key)
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}
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}
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// Get file info
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ctx.Upload = &FileUpload{
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Bytes: int(tmpfile.Size),
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Name: tmpfile.Filename,
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ContentType: tmpfile.Header.Get("Content-Type"),
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Option: option,
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}
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res, err := neo.HookCreate(ctx, []map[string]interface{}{}, c)
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if err != nil {
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return nil, err
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}
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// Select Assistant
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ast, err := neo.selectAssistant(res.AssistantID)
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if err != nil {
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return nil, err
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}
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return ast.Upload(ctx, tmpfile, reader, option)
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}
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// Download downloads a file
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func (neo *DSL) Download(ctx Context, c *gin.Context) (*assistant.FileResponse, error) {
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// Get file_id from query string
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fileID := c.Query("file_id")
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if fileID == "" {
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return nil, fmt.Errorf("file_id is required")
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}
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// Get assistant_id from context or query
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res, err := neo.HookCreate(ctx, []map[string]interface{}{}, c)
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if err != nil {
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return nil, err
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}
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// Select Assistant
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ast, err := neo.selectAssistant(res.AssistantID)
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if err != nil {
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return nil, err
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}
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// Download file using the assistant
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return ast.Download(ctx.Context, fileID)
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}
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// chat chat with AI
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func (neo *DSL) chat(ast assistant.API, ctx Context, messages []map[string]interface{}, c *gin.Context) error {
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if ast == nil {
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msg := message.New().Error("assistant is not initialized").Done()
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msg.Write(c.Writer)
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return fmt.Errorf("assistant is not initialized")
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}
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clientBreak := make(chan bool, 1)
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done := make(chan bool, 1)
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content := []byte{}
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// Chat with AI in background
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go func() {
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err := ast.Chat(c.Request.Context(), messages, neo.Option, func(data []byte) int {
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select {
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case <-clientBreak:
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return 0 // break
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default:
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msg := message.NewOpenAI(data)
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if msg == nil {
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return 1 // continue
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}
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// Handle error
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if msg.Type == "error" {
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message.New().Error(msg.Message.Text).Done().Write(c.Writer)
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return 0 // break
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}
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// Append content and send message
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content = msg.Append(content)
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if msg.Message != nil && msg.Message.Text != "" {
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message.New().
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Map(map[string]interface{}{
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"text": msg.Message.Text,
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"done": msg.Message.Done,
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}).
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Write(c.Writer)
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}
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// Complete the stream
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if msg.Message != nil && msg.Message.Done {
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if msg.Message.Text == "" {
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msg.Write(c.Writer)
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}
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done <- true
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return 0 // break
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}
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return 1 // continue
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}
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})
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if err != nil {
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log.Error("Chat error: %s", err.Error())
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message.New().Error(err).Done().Write(c.Writer)
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}
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// Save chat history
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if len(content) > 0 {
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neo.saveHistory(ctx.Sid, ctx.ChatID, content, messages)
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}
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done <- true
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}()
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// Wait for completion or client disconnect
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select {
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case <-done:
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return nil
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case <-c.Writer.CloseNotify():
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clientBreak <- true
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return nil
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}
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}
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// updateAssistantList update the assistant list
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func (neo *DSL) updateAssistantList(list []assistant.Assistant) {
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lock.Lock()
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defer lock.Unlock()
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neo.AssistantList = list
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neo.AssistantMaps = make(map[string]assistant.Assistant)
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if list != nil {
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for _, assistant := range list {
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neo.AssistantMaps[assistant.ID] = assistant
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}
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}
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}
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// selectAssistant select the assistant
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func (neo *DSL) selectAssistant(assistantID string) (assistant.API, error) {
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ast := neo.Assistant
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if assistantID != "" {
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ast, err := neo.newAssistant(assistantID)
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if err != nil {
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return nil, err
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}
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return ast, nil
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}
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return ast, nil
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}
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// newAssistant create a new assistant
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func (neo *DSL) newAssistant(id string) (assistant.API, error) {
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// Try to find assistant in AssistantList first
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if id != "" && neo.AssistantMaps != nil {
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if ast, ok := neo.AssistantMaps[id]; ok {
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if ast.API != nil {
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return ast.API, nil
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}
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api, err := neo.newAssistantByConfig(&ast)
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if err != nil {
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return nil, err
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}
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ast.API = api
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return api, nil
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}
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}
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return neo.newAssistantByConnector(id)
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}
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// newAssistantByConfig create a new assistant from assistant configuration
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func (neo *DSL) newAssistantByConfig(ast *assistant.Assistant) (assistant.API, error) {
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return neo.newAssistantByConnector(ast.Connector)
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}
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// newAssistantByConnector create a new assistant from connector id
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func (neo *DSL) newAssistantByConnector(id string) (assistant.API, error) {
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// Moapi connector
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if id == "" || strings.HasPrefix(id, "moapi") {
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return neo.newMoapiAssistant(id)
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}
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// Other connector
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conn, err := connector.Select(id)
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if err != nil {
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return nil, fmt.Errorf("Neo assistant connector %s not support", id)
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}
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if conn.Is(connector.OPENAI) {
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api, err := openai.New(conn, id)
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if err != nil {
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return nil, fmt.Errorf("Create openai assistant error: %s", err.Error())
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}
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return api, nil
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}
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// Base on the assistant list hook
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api, err := base.New(conn, neo.Prompts, id)
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if err != nil {
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return nil, fmt.Errorf("Create base assistant error: %s", err.Error())
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}
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return api, nil
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}
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// newMoapiAssistant creates a new moapi assistant
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func (neo *DSL) newMoapiAssistant(id string) (assistant.API, error) {
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model := "gpt-3.5-turbo"
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if strings.HasPrefix(id, "moapi:") {
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model = strings.TrimPrefix(id, "moapi:")
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}
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// Get the moapi setting
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url := share.MoapiHosts[0]
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if share.App.Moapi.Mirrors != nil {
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url = share.App.Moapi.Mirrors[0]
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}
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key := share.App.Moapi.Secret
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organization := share.App.Moapi.Organization
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if !strings.HasPrefix(url, "http") {
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url = "https://" + url
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}
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// Check the moapi secret
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if key == "" {
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return nil, fmt.Errorf("The moapi secret is empty")
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}
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conn, err := connector.New(`moapi`, `__yao.moapi`, []byte(`{"name":"Moapi", "options":{"model": "`+model+`", "key": "`+key+`", "organization": "`+organization+`", "host": "`+url+`"}}`))
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if err != nil {
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return nil, fmt.Errorf("Create moapi assistant error: %s", err.Error())
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}
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api, err := openai.New(conn, strings.ReplaceAll(id, ":", "_"))
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if err != nil {
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return nil, fmt.Errorf("Create openai assistant error: %s", err.Error())
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}
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return api, nil
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}
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// createDefaultAssistant create a default assistant
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func (neo *DSL) createDefaultAssistant() (assistant.API, error) {
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if neo.Use != "" {
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return neo.newAssistant(neo.Use)
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}
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return neo.newAssistant(neo.Connector)
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}
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// chatMessages get the chat messages
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func (neo *DSL) chatMessages(ctx Context, content ...string) ([]map[string]interface{}, error) {
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history, err := neo.Conversation.GetHistory(ctx.Sid, ctx.ChatID)
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if err != nil {
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return nil, err
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}
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messages := []map[string]interface{}{}
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messages = append(messages, history...)
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if len(content) == 0 {
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return messages, nil
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}
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// Add user message
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messages = append(messages, map[string]interface{}{"role": "user", "content": content[0], "name": ctx.Sid})
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return messages, nil
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}
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// saveHistory save the history
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func (neo *DSL) saveHistory(sid string, chatID string, content []byte, messages []map[string]interface{}) {
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if len(content) > 0 && sid != "" && len(messages) > 0 {
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err := neo.Conversation.SaveHistory(
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sid,
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[]map[string]interface{}{
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{"role": "user", "content": messages[len(messages)-1]["content"], "name": sid},
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{"role": "assistant", "content": string(content), "name": sid},
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},
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chatID,
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)
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if err != nil {
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log.Error("Save history error: %s", err.Error())
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}
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}
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}
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// createConversation create a new conversation
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func (neo *DSL) createConversation() error {
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var err error
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if neo.ConversationSetting.Connector == "default" || neo.ConversationSetting.Connector == "" {
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neo.Conversation, err = conversation.NewXun(neo.ConversationSetting)
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return err
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}
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// other connector
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conn, err := connector.Select(neo.ConversationSetting.Connector)
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if err != nil {
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return err
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}
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if conn.Is(connector.DATABASE) {
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neo.Conversation, err = conversation.NewXun(neo.ConversationSetting)
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return err
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} else if conn.Is(connector.REDIS) {
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neo.Conversation = conversation.NewRedis()
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return nil
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} else if conn.Is(connector.MONGO) {
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neo.Conversation = conversation.NewMongo()
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return nil
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} else if conn.Is(connector.WEAVIATE) {
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neo.Conversation = conversation.NewWeaviate()
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return nil
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}
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return fmt.Errorf("%s conversation connector %s not support", neo.ID, neo.ConversationSetting.Connector)
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}
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// sendMessage sends a message to the client
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func (neo *DSL) sendMessage(w gin.ResponseWriter, data interface{}) error {
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msg := message.New().Map(data.(map[string]interface{}))
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if !msg.Write(w) {
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return fmt.Errorf("failed to write message to stream")
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}
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return nil
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}
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