feat(prompt): 重构提示词服务并添加模型类型子分类

This commit is contained in:
2026-05-22 09:49:46 +08:00
parent a34eb4ea61
commit 92092575bc
9 changed files with 353 additions and 540 deletions

View File

@@ -5,12 +5,9 @@ import (
"encoding/json"
"errors"
"fmt"
"strings"
"time"
"gitea.com/red-future/common/beans"
"gitea.com/red-future/common/utils"
"github.com/gogf/gf/v2/container/gvar"
"github.com/gogf/gf/v2/frame/g"
"prompts-core/common/util"
@@ -27,147 +24,19 @@ func ComposeMessages(ctx context.Context, req *dto.ComposeMessagesReq) (*dto.Com
if err != nil {
return nil, err
}
if err = validateUserForm(ctx, req, aiModel); err != nil {
if err = validateUserForm(req, aiModel); err != nil {
return nil, err
}
fmt.Printf("req打印%+v", req)
switch req.BuildType {
case public.BuildTypePrompt:
return handlePromptBuild(ctx, req, chatModel, aiModel) // 提示词构建
case public.BuildTypeNode:
return handleNodeBuild(ctx, req, chatModel, aiModel) // 节点构建
default:
return handleDefaultCase(ctx, req)
return nil, errors.New("BuildType 不支持")
}
}
// validateUserForm 校验用户表单
func validateUserForm(ctx context.Context, req *dto.ComposeMessagesReq, model *entity.AsynchModel) error {
if len(req.UserForm) == 0 {
return nil
}
isValid, exceedTokens, err := util.CheckUserFormWithinWindow(req.UserForm, model.TokenConfig)
if err != nil {
return fmt.Errorf("校验用户表单失败: %w", err)
}
if !isValid {
availableWindow := util.GetAvailableWindow(model.TokenConfig)
return fmt.Errorf("UserForm 内容超出窗口大小: 超出 %d tokens可用窗口 %d tokens请精简后重试",
exceedTokens, availableWindow)
}
return nil
}
// handlePromptBuild 处理提示词构建BuildType=1
func handlePromptBuild(ctx context.Context, req *dto.ComposeMessagesReq, chatModel, aiModel *entity.AsynchModel) (*dto.ComposeMessagesRes, error) {
maxRetryTimes := g.Cfg().MustGet(ctx, "promptsRetry.maxRetryTimes", 3).Int()
history, err := GetHistoryMessages(ctx, req.SessionId)
if err != nil {
g.Log().Errorf(ctx, "获取历史会话失败: %v将不使用历史会话", err)
history = nil
}
var message *dto.MultiRoundResult
var taskRecord *entity.ComposeTask
for attempt := 0; attempt <= maxRetryTimes; attempt++ {
if attempt > 0 {
g.Log().Warningf(ctx, "[重试]第 %d/%d 次调用推理模型", attempt, maxRetryTimes)
}
taskID, err := callInferenceModel(ctx, req, chatModel, aiModel, history)
if err != nil {
g.Log().Errorf(ctx, "调用推理模型失败(第%d次): %v", attempt+1, err)
continue
}
if err = saveComposeTask(ctx, taskID, req); err != nil {
g.Log().Errorf(ctx, "保存任务记录失败(第%d次): %v", attempt+1, err)
continue
}
//等待结果
taskRecord, err = waitForResult(ctx, taskID)
if err != nil {
g.Log().Errorf(ctx, "等待结果失败(第%d次): %v", attempt+1, err)
continue
}
//处理结果
message = parsePromptBuild(taskRecord, chatModel)
if message != nil {
break
}
g.Log().Warningf(ctx, "[重试] 推理结果不合法(第%d次),准备重新请求", attempt+1)
}
if message == nil {
return nil, errors.New("推理模型调用失败,请稍后再试")
}
epicycleId, err := dao.ComposeSession.Insert(ctx, &entity.ComposeSession{
SessionId: req.SessionId,
RequestContent: message,
})
if err != nil {
g.Log().Errorf(ctx, "创建会话记录失败: %v", err)
}
return &dto.ComposeMessagesRes{
Messages: message,
EpicycleId: epicycleId,
}, nil
}
// handleNodeBuild 处理节点构建BuildType=2
func handleNodeBuild(ctx context.Context, req *dto.ComposeMessagesReq, chatModel, aiModel *entity.AsynchModel) (*dto.ComposeMessagesRes, error) {
taskID, err := callInferenceModel(ctx, req, chatModel, aiModel, nil)
if err != nil {
return nil, fmt.Errorf("调用推理模型失败: %w", err)
}
if err := saveComposeTask(ctx, taskID, req); err != nil {
return nil, fmt.Errorf("保存任务记录失败: %w", err)
}
taskRecord, err := waitForResult(ctx, taskID)
if err != nil {
return nil, fmt.Errorf("等待结果失败: %w", err)
}
message := parseNodeBuild(taskRecord)
return &dto.ComposeMessagesRes{
Messages: message,
EpicycleId: 0,
}, nil
}
// handleDefaultCase 处理默认情况
func handleDefaultCase(ctx context.Context, req *dto.ComposeMessagesReq) (*dto.ComposeMessagesRes, error) {
epicycleId, err := dao.ComposeSession.Insert(ctx, &entity.ComposeSession{
SessionId: req.SessionId,
Remark: req.Cause,
})
if err != nil {
return nil, fmt.Errorf("创建会话记录失败: %w", err)
}
return &dto.ComposeMessagesRes{
EpicycleId: epicycleId,
}, nil
}
// saveComposeTask 保存组合任务
func saveComposeTask(ctx context.Context, taskID string, req *dto.ComposeMessagesReq) error {
_, err := dao.ComposeTask.Insert(ctx, &entity.ComposeTask{
TaskId: taskID,
ModelName: req.ModelName,
SkillName: req.SkillName,
RequestPayload: util.MustMarshal(req),
Status: public.ComposeStatusPending,
})
return err
}
// GetModelMessage 获取模型信息
func GetModelMessage(ctx context.Context, req *dto.ComposeMessagesReq) (*entity.AsynchModel, *entity.AsynchModel, error) {
userInfo, err := utils.GetUserInfo(ctx)
@@ -188,6 +57,77 @@ func GetModelMessage(ctx context.Context, req *dto.ComposeMessagesReq) (*entity.
return chatModel, aiModel, nil
}
// validateUserForm 校验用户表单
func validateUserForm(req *dto.ComposeMessagesReq, model *entity.AsynchModel) error {
if len(req.UserForm) == 0 {
return nil
}
isValid, exceedTokens, err := util.CheckUserFormWithinWindow(req.UserForm, model.TokenConfig)
if err != nil {
return fmt.Errorf("校验用户表单失败: %w", err)
}
if !isValid {
availableWindow := util.GetAvailableWindow(model.TokenConfig)
return fmt.Errorf("UserForm 内容超出窗口大小: 超出 %d tokens可用窗口 %d tokens请精简后重试",
exceedTokens, availableWindow)
}
return nil
}
// handlePromptBuild 处理提示词构建BuildType=1
func handlePromptBuild(ctx context.Context, req *dto.ComposeMessagesReq, chatModel, aiModel *entity.AsynchModel) (*dto.ComposeMessagesRes, error) {
// 获取历史会话
history, err := GetHistoryMessages(ctx, req.SessionId)
if err != nil {
g.Log().Errorf(ctx, "获取历史会话失败: %v将不使用历史会话", err)
history = nil
}
// 调用推理模型
taskID, err := callInferenceModel(ctx, req, chatModel, aiModel, history)
if err != nil {
return nil, fmt.Errorf("调用推理模型失败: %w", err)
}
// 保存任务记录
if err = saveComposeTask(ctx, taskID, req); err != nil {
return nil, fmt.Errorf("保存任务记录失败: %w", err)
}
return &dto.ComposeMessagesRes{
TaskId: taskID,
}, nil
}
// handleNodeBuild 处理节点构建BuildType=2
func handleNodeBuild(ctx context.Context, req *dto.ComposeMessagesReq, chatModel, aiModel *entity.AsynchModel) (*dto.ComposeMessagesRes, error) {
taskID, err := callInferenceModel(ctx, req, chatModel, aiModel, nil)
if err != nil {
return nil, fmt.Errorf("调用推理模型失败: %w", err)
}
if err := saveComposeTask(ctx, taskID, req); err != nil {
return nil, fmt.Errorf("保存任务记录失败: %w", err)
}
return &dto.ComposeMessagesRes{
TaskId: taskID,
}, nil
}
// saveComposeTask 保存组合任务记录
func saveComposeTask(ctx context.Context, taskID string, req *dto.ComposeMessagesReq) error {
_, err := dao.ComposeTask.Insert(ctx, &entity.ComposeTask{
TaskId: taskID,
ModelName: req.ModelName,
SkillName: req.SkillName,
BuildType: req.BuildType,
CallbackUrl: req.CallbackUrl,
RequestPayload: util.MustMarshal(req),
Status: public.ComposeStatusPending,
})
return err
}
// getChatModel 获取聊天模型
func getChatModel(ctx context.Context, userName string) (*entity.AsynchModel, error) {
chatModel, err := dao.Model.Get(ctx, &entity.AsynchModel{
@@ -223,8 +163,8 @@ func getAIModel(ctx context.Context, userName, modelName string) (*entity.Asynch
}
// callInferenceModel 调用推理模型
func callInferenceModel(ctx context.Context, req *dto.ComposeMessagesReq, chatModel *entity.AsynchModel, model *entity.AsynchModel, history []map[string]any) (string, error) {
taskReq, err := buildInferenceRequest(ctx, req, chatModel, model, history)
func callInferenceModel(ctx context.Context, req *dto.ComposeMessagesReq, chatModel *entity.AsynchModel, idModel *entity.AsynchModel, history []map[string]any) (string, error) {
taskReq, err := buildInferenceRequest(ctx, req, chatModel, idModel, history)
if err != nil {
return "", fmt.Errorf("构建推理请求失败: %w", err)
}
@@ -241,147 +181,6 @@ func callInferenceModel(ctx context.Context, req *dto.ComposeMessagesReq, chatMo
return taskID, nil
}
// waitForResult 等待结果
// waitForResult 等待结果优先channel通知兜底网关查询
func waitForResult(ctx context.Context, taskID string) (*entity.ComposeTask, error) {
timeout := time.Duration(g.Cfg().MustGet(ctx, "task.waitTimeoutSeconds", 300).Int()) * time.Second
// 设置超时context
ctx, cancel := context.WithTimeout(ctx, timeout)
defer cancel()
// 优先等待channel通知来自回调
result, err := TaskWaiter.Wait(ctx, taskID)
if err == nil {
// 成功收到回调通知
return result.(*entity.ComposeTask), nil
}
// channel等待失败超时/取消),从数据库读取最终状态作为兜底
g.Log().Warningf(ctx, "[waitForResult] channel等待失败从DB获取最终状态 taskId=%s err=%v", taskID, err)
record, dbErr := dao.ComposeTask.Get(ctx, &entity.ComposeTask{
TaskId: taskID,
})
if dbErr != nil {
return nil, fmt.Errorf("查询数据库失败: %w", dbErr)
}
if record == nil {
return nil, fmt.Errorf("任务不存在(taskId=%s)", taskID)
}
switch record.Status {
case public.ComposeStatusSuccess:
return record, nil
case public.ComposeStatusFailed:
if strings.TrimSpace(record.ErrorMessage) == "" {
return nil, fmt.Errorf("任务失败(taskId=%s)", taskID)
}
return nil, fmt.Errorf("任务失败(taskId=%s): %s", taskID, record.ErrorMessage)
default:
// 还在处理中,但已超时
return nil, fmt.Errorf("等待任务回调超时(taskId=%s)", taskID)
}
}
// parsePromptBuild 解析提示词构建结果BuildType == 1
func parsePromptBuild(taskRecord *entity.ComposeTask, model *entity.AsynchModel) *dto.MultiRoundResult {
if taskRecord == nil {
return nil
}
mapped := parseTaskMessages(taskRecord.Messages)
if mapped == nil {
return createDefaultResult(nil)
}
contentField := getContentField(model)
contentStr, ok := mapped[contentField].(string)
if !ok || contentStr == "" {
return createDefaultResult(mapped)
}
// 尝试解析为数组
if roundsArray := tryParseAsMapArray(contentStr); roundsArray != nil {
return &dto.MultiRoundResult{
TotalRounds: len(roundsArray),
Rounds: roundsArray,
}
}
// 尝试解析为单个对象
if singleRound := tryParseAsMap(contentStr); singleRound != nil {
return &dto.MultiRoundResult{
TotalRounds: 1,
Rounds: []map[string]any{singleRound},
}
}
// 纯文本,包装为默认格式
return createDefaultResult(map[string]any{"content": contentStr})
}
// tryParseAsMapArray 尝试解析JSON字符串为 []map[string]any
func tryParseAsMapArray(jsonStr string) []map[string]any {
var arr []map[string]any
if err := json.Unmarshal([]byte(jsonStr), &arr); err != nil {
return nil
}
if len(arr) == 0 {
return nil
}
return arr
}
// tryParseAsMap 尝试解析JSON字符串为 map[string]any
func tryParseAsMap(jsonStr string) map[string]any {
var obj map[string]any
if err := json.Unmarshal([]byte(jsonStr), &obj); err != nil {
return nil
}
if len(obj) == 0 {
return nil
}
return obj
}
// parseTaskMessages 解析任务消息
func parseTaskMessages(messages any) map[string]any {
var mapped map[string]any
switch v := messages.(type) {
case *gvar.Var:
if v != nil {
json.Unmarshal([]byte(v.String()), &mapped)
}
case string:
json.Unmarshal([]byte(v), &mapped)
case map[string]any:
mapped = v
default:
b, _ := json.Marshal(v)
json.Unmarshal(b, &mapped)
}
return mapped
}
// tryParseAsArray 尝试将字符串解析为数组
func tryParseAsArray(contentStr string) []any {
var roundsArray []any
if err := json.Unmarshal([]byte(contentStr), &roundsArray); err != nil {
return nil
}
return roundsArray
}
// tryParseAsObject 尝试将字符串解析为对象
func tryParseAsObject(contentStr string) any {
var singleRound any
if err := json.Unmarshal([]byte(contentStr), &singleRound); err != nil {
return nil
}
return singleRound
}
// createDefaultResult 创建默认结果
func createDefaultResult(data map[string]any) *dto.MultiRoundResult {
if data == nil {
@@ -393,72 +192,17 @@ func createDefaultResult(data map[string]any) *dto.MultiRoundResult {
}
}
// getContentField 从模型 ResponseMapping 中获取 content 字段名
func getContentField(model *entity.AsynchModel) string {
if model == nil {
return "content"
}
respMapping := parseResponseMapping(model.ResponseMapping)
for k, v := range respMapping {
if strings.Contains(v, "content") {
return k
}
}
return "content"
}
// parseResponseMapping 解析响应映射
func parseResponseMapping(mapping any) map[string]string {
result := make(map[string]string)
switch v := mapping.(type) {
case *gvar.Var:
if v != nil {
json.Unmarshal([]byte(v.String()), &result)
}
case string:
json.Unmarshal([]byte(v), &result)
case map[string]interface{}:
for k, val := range v {
if s, ok := val.(string); ok {
result[k] = s
}
}
}
return result
}
// parseNodeBuild 解析节点构建结果BuildType == 2
func parseNodeBuild(taskRecord *entity.ComposeTask) *dto.MultiRoundResult {
if taskRecord == nil {
return nil
}
result := parseTaskMessages(taskRecord.Messages)
if result == nil {
result = make(map[string]any)
}
return &dto.MultiRoundResult{
TotalRounds: 1,
Rounds: []map[string]any{result},
}
}
// Callback 回调处理
func Callback(ctx context.Context, req *dto.CallbackReq) error {
g.Log().Infof(ctx, "[Callback][RECV] taskId=%s state=%d ossFile=%s fileType=%s textLen=%d",
req.TaskId, req.State, req.OssFile, req.FileType, len(req.Text))
task, err := dao.ComposeTask.Get(ctx, &entity.ComposeTask{
composeTask, err := dao.ComposeTask.Get(ctx, &entity.ComposeTask{
TaskId: req.TaskId,
})
if err != nil {
return fmt.Errorf("查询任务失败: %w", err)
}
if task == nil {
if composeTask == nil {
return fmt.Errorf("任务不存在: %s", req.TaskId)
}
//处理失败
@@ -467,41 +211,134 @@ func Callback(ctx context.Context, req *dto.CallbackReq) error {
TaskId: req.TaskId,
Status: public.ComposeStatusFailed,
ErrorMessage: req.ErrorMsg,
GatewayState: req.State,
OssFile: req.OssFile,
FileType: req.FileType,
ResultText: req.Text,
})
// 通知等待者:任务失败
notifyWaiter(req.TaskId, nil, fmt.Errorf("任务失败: %s", req.ErrorMsg))
// 用更新后的值发送回调
if composeTask.CallbackUrl != "" {
failedTask := &entity.ComposeTask{
TaskId: req.TaskId,
Status: public.ComposeStatusFailed,
ErrorMessage: req.ErrorMsg,
CallbackUrl: composeTask.CallbackUrl,
Messages: composeTask.Messages,
}
gateway.SendCallback(ctx, failedTask)
}
return err
}
//处理成功
if req.State == 2 {
result, err := util.ParseOutput(req.Text)
// 1. 根据 BuildType 解析结果
var messages any
if result != nil {
messages = result
switch composeTask.BuildType {
case public.BuildTypePrompt: // 提示词构建解析
messages = parsePromptResult(req.Text)
case public.BuildTypeNode: // 节点构建解析
messages = parseNodeResult(req.Text)
default:
messages = req.Text
}
// 2. 更新数据库
_, err = dao.ComposeTask.Update(ctx, &entity.ComposeTask{
TaskId: req.TaskId,
Status: public.ComposeStatusSuccess,
Messages: messages,
TaskId: req.TaskId,
Status: public.ComposeStatusSuccess,
Messages: messages,
GatewayState: req.State,
OssFile: req.OssFile,
FileType: req.FileType,
ResultText: req.Text,
})
if err != nil {
g.Log().Errorf(ctx, "[Callback] 更新任务失败 taskId=%s err=%v", req.TaskId, err)
g.Log().Errorf(ctx, "[Callback] 更新成功状态失败 taskId=%s err=%v", req.TaskId, err)
return err
}
// 4. 发送回调给业务方
if composeTask.CallbackUrl != "" {
successTask := &entity.ComposeTask{
TaskId: req.TaskId,
Status: public.ComposeStatusSuccess,
Messages: messages,
CallbackUrl: composeTask.CallbackUrl,
}
gateway.SendCallback(ctx, successTask)
}
notifyWaiter(req.TaskId, &entity.ComposeTask{
TaskId: req.TaskId,
Status: public.ComposeStatusSuccess,
Messages: messages,
}, err)
}
return err
}
// notifyWaiter 通知等待者(不影响主流程)
func notifyWaiter(taskID string, result interface{}, err error) {
notifyErr := TaskWaiter.Notify(taskID, result, err)
if notifyErr != nil {
// 只记录日志,不影响回调处理结果
g.Log().Infof(context.Background(), "[Callback] 通知等待者失败 taskId=%s err=%v", taskID, notifyErr)
// parsePromptResult 解析提示词构建结果
func parsePromptResult(raw string) *dto.MultiRoundResult {
var wrapper map[string]any
if err := json.Unmarshal([]byte(raw), &wrapper); err != nil {
return createDefaultResult(map[string]any{"raw": raw})
}
contentStr, ok := wrapper["content"].(string)
if !ok || contentStr == "" {
return createDefaultResult(wrapper)
}
// 先尝试解析为数组
if roundsArray := tryParseAsMapArray(contentStr); roundsArray != nil {
return &dto.MultiRoundResult{
TotalRounds: len(roundsArray),
Rounds: roundsArray,
}
}
// 再尝试解析为单个对象
if singleRound := tryParseAsMap(contentStr); singleRound != nil {
return &dto.MultiRoundResult{
TotalRounds: 1,
Rounds: []map[string]any{singleRound},
}
}
return createDefaultResult(map[string]any{"content": contentStr})
}
func tryParseAsMapArray(jsonStr string) []map[string]any {
var arr []map[string]any
if err := json.Unmarshal([]byte(jsonStr), &arr); err != nil {
return nil
}
if len(arr) == 0 {
return nil
}
return arr
}
func tryParseAsMap(jsonStr string) map[string]any {
var obj map[string]any
if err := json.Unmarshal([]byte(jsonStr), &obj); err != nil {
return nil
}
if len(obj) == 0 {
return nil
}
return obj
}
// parseNodeResult 解析节点构建结果
func parseNodeResult(raw string) *dto.MultiRoundResult {
var result map[string]any
if err := json.Unmarshal([]byte(raw), &result); err != nil {
return createDefaultResult(map[string]any{"raw": raw})
}
if contentStr, ok := result["content"].(string); ok && contentStr != "" {
var inner map[string]any
if err := json.Unmarshal([]byte(contentStr), &inner); err == nil {
result = inner
}
}
return &dto.MultiRoundResult{
TotalRounds: 1,
Rounds: []map[string]any{result},
}
}