Files
prompts-core/service/prompt/prompt_build_service.go

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package prompt
import (
"context"
"errors"
"fmt"
"strings"
"prompts-core/common/util"
"prompts-core/dao"
"prompts-core/model/dto/prompt"
"prompts-core/model/entity"
"github.com/gogf/gf/v2/util/gconv"
)
// buildInferenceRequest 构建返回请求
func buildInferenceRequest(ctx context.Context, req *prompt.ComposeMessagesReq, chatModel *entity.AsynchModel, model *entity.AsynchModel, history []map[string]any) (map[string]any, error) {
ir := NewPromptIR()
// 1. 统一 Prompt IR
switch req.BuildType {
case 1: //构建提示词请求
ir.AddSystem(promptBuild(ctx, req, model))
for _, msg := range history {
role := gconv.String(msg["role"])
if role != "user" && role != "assistant" {
continue
}
ir.AddHistory(role, gconv.String(msg["content"]))
}
ir.AddUser(buildUserPrompt(ctx, req, util.GetModelPrompt(ctx, model.ModelType)))
case 2: //构建节点请求
ir.AddUser(NodeBuild(ctx, req))
default:
return nil, errors.New("不支持的构建类型")
}
// 2. 获取协议配置
protocol, err := GetProtocolByProvider(ctx, "qwen")
if err != nil {
return nil, err
}
if protocol == nil {
return nil, errors.New("协议配置不存在")
}
// 3. 编译为 Provider Request
providerReq, err := Compile(ir, protocol, chatModel)
if err != nil {
return nil, err
}
// 4. 构建请求体
return map[string]any{
"modelName": chatModel.ModelName,
"bizName": "prompts-core",
"callbackUrl": "/prompt/callback",
"requestPayload": providerReq,
}, nil
}
// promptBuild 构建系统提示词
func promptBuild(ctx context.Context, req *prompt.ComposeMessagesReq, model *entity.AsynchModel) string {
providerProtocol, err := dao.ProviderProtocol.Get(ctx, &entity.ProviderProtocol{
ProviderName: "qwen",
Status: 1,
})
if err != nil || providerProtocol == nil {
return ""
}
outputJSON := util.JSONPretty(model.RequestMapping)
var userFormContent strings.Builder
for k, v := range req.UserForm {
userFormContent.WriteString(fmt.Sprintf("%s=%v", k, v))
}
userFormFullText := strings.TrimSuffix(userFormContent.String(), "")
formInfo := fmt.Sprintf(`
系统表单系统提示词/参数
%s
用户表单全文必须完整阅读全部作为用户提示词来源
%s
`, util.FormToJSON(req.Form), userFormFullText)
return fmt.Sprintf(providerProtocol.SystemPromptTemplate, outputJSON, formInfo)
}
// 构建用户提示词
func buildUserPrompt(ctx context.Context, req *prompt.ComposeMessagesReq, prompt string) string {
payload := map[string]any{
"model": req.ModelName, // 请求模型名称
"promptInfo": prompt, // 数据库提示信息
"form": req.Form, // 系统表单
"userForm": req.UserForm, // 用户表单
"userFiles": req.UserFiles, //文件url
"userFilesText": FetchFileTexts(ctx, req.UserFiles), //解读文件(只支持可读类型 如xmljson,yaml
"skills": SkillMdContent(ctx, req.SkillName), //skill 相关(根据传入的 skillName 获取 zip 内所有 md 文件拼接内容)
}
return util.MustMarshal(payload)
}
// NodeBuild 节点构建
func NodeBuild(ctx context.Context, req *prompt.ComposeMessagesReq) string {
promptTpl := util.GetBuildPrompt(ctx, req.BuildType)
if promptTpl == "" {
return ""
}
formStr := util.FormToJSON(req.Form)
userFormStr := util.FormToJSON(req.UserForm)
return fmt.Sprintf(promptTpl, formStr, userFormStr)
}