mirror of
https://github.com/laoxong/nofx.git
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5aa50d35d7
- Multi-AI competition mode (Qwen vs DeepSeek) - Binance Futures integration - AI self-learning mechanism - Professional web dashboard - Complete risk management system
395 lines
11 KiB
Go
395 lines
11 KiB
Go
package api
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import (
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"fmt"
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"log"
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"net/http"
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"nofx/manager"
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"github.com/gin-gonic/gin"
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)
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// Server HTTP API服务器
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type Server struct {
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router *gin.Engine
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traderManager *manager.TraderManager
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port int
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}
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// NewServer 创建API服务器
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func NewServer(traderManager *manager.TraderManager, port int) *Server {
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// 设置为Release模式(减少日志输出)
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gin.SetMode(gin.ReleaseMode)
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router := gin.Default()
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// 启用CORS
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router.Use(corsMiddleware())
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s := &Server{
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router: router,
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traderManager: traderManager,
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port: port,
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}
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// 设置路由
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s.setupRoutes()
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return s
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}
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// corsMiddleware CORS中间件
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func corsMiddleware() gin.HandlerFunc {
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return func(c *gin.Context) {
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c.Writer.Header().Set("Access-Control-Allow-Origin", "*")
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c.Writer.Header().Set("Access-Control-Allow-Methods", "GET, POST, PUT, DELETE, OPTIONS")
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c.Writer.Header().Set("Access-Control-Allow-Headers", "Content-Type, Authorization")
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if c.Request.Method == "OPTIONS" {
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c.AbortWithStatus(http.StatusOK)
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return
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}
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c.Next()
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}
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}
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// setupRoutes 设置路由
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func (s *Server) setupRoutes() {
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// 健康检查
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s.router.GET("/health", s.handleHealth)
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// API路由组
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api := s.router.Group("/api")
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{
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// 竞赛总览
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api.GET("/competition", s.handleCompetition)
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// Trader列表
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api.GET("/traders", s.handleTraderList)
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// 指定trader的数据(使用query参数 ?trader_id=xxx)
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api.GET("/status", s.handleStatus)
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api.GET("/account", s.handleAccount)
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api.GET("/positions", s.handlePositions)
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api.GET("/decisions", s.handleDecisions)
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api.GET("/decisions/latest", s.handleLatestDecisions)
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api.GET("/statistics", s.handleStatistics)
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api.GET("/equity-history", s.handleEquityHistory)
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}
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}
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// handleHealth 健康检查
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func (s *Server) handleHealth(c *gin.Context) {
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c.JSON(http.StatusOK, gin.H{
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"status": "ok",
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"time": c.Request.Context().Value("time"),
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})
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}
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// getTraderFromQuery 从query参数获取trader
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func (s *Server) getTraderFromQuery(c *gin.Context) (*manager.TraderManager, string, error) {
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traderID := c.Query("trader_id")
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if traderID == "" {
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// 如果没有指定trader_id,返回第一个trader
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ids := s.traderManager.GetTraderIDs()
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if len(ids) == 0 {
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return nil, "", fmt.Errorf("没有可用的trader")
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}
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traderID = ids[0]
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}
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return s.traderManager, traderID, nil
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}
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// handleCompetition 竞赛总览(对比所有trader)
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func (s *Server) handleCompetition(c *gin.Context) {
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comparison, err := s.traderManager.GetComparisonData()
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if err != nil {
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c.JSON(http.StatusInternalServerError, gin.H{
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"error": fmt.Sprintf("获取对比数据失败: %v", err),
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})
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return
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}
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c.JSON(http.StatusOK, comparison)
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}
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// handleTraderList trader列表
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func (s *Server) handleTraderList(c *gin.Context) {
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traders := s.traderManager.GetAllTraders()
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result := make([]map[string]interface{}, 0, len(traders))
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for _, t := range traders {
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result = append(result, map[string]interface{}{
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"trader_id": t.GetID(),
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"trader_name": t.GetName(),
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"ai_model": t.GetAIModel(),
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})
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}
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c.JSON(http.StatusOK, result)
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}
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// handleStatus 系统状态
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func (s *Server) handleStatus(c *gin.Context) {
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_, traderID, err := s.getTraderFromQuery(c)
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if err != nil {
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c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
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return
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}
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trader, err := s.traderManager.GetTrader(traderID)
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if err != nil {
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c.JSON(http.StatusNotFound, gin.H{"error": err.Error()})
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return
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}
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status := trader.GetStatus()
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c.JSON(http.StatusOK, status)
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}
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// handleAccount 账户信息
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func (s *Server) handleAccount(c *gin.Context) {
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_, traderID, err := s.getTraderFromQuery(c)
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if err != nil {
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c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
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return
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}
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trader, err := s.traderManager.GetTrader(traderID)
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if err != nil {
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c.JSON(http.StatusNotFound, gin.H{"error": err.Error()})
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return
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}
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log.Printf("📊 收到账户信息请求 [%s]", trader.GetName())
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account, err := trader.GetAccountInfo()
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if err != nil {
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log.Printf("❌ 获取账户信息失败 [%s]: %v", trader.GetName(), err)
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c.JSON(http.StatusInternalServerError, gin.H{
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"error": fmt.Sprintf("获取账户信息失败: %v", err),
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})
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return
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}
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log.Printf("✓ 返回账户信息 [%s]: 净值=%.2f, 可用=%.2f, 盈亏=%.2f (%.2f%%)",
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trader.GetName(),
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account["total_equity"],
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account["available_balance"],
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account["total_pnl"],
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account["total_pnl_pct"])
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c.JSON(http.StatusOK, account)
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}
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// handlePositions 持仓列表
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func (s *Server) handlePositions(c *gin.Context) {
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_, traderID, err := s.getTraderFromQuery(c)
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if err != nil {
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c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
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return
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}
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trader, err := s.traderManager.GetTrader(traderID)
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if err != nil {
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c.JSON(http.StatusNotFound, gin.H{"error": err.Error()})
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return
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}
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positions, err := trader.GetPositions()
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if err != nil {
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c.JSON(http.StatusInternalServerError, gin.H{
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"error": fmt.Sprintf("获取持仓列表失败: %v", err),
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})
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return
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}
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c.JSON(http.StatusOK, positions)
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}
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// handleDecisions 决策日志列表
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func (s *Server) handleDecisions(c *gin.Context) {
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_, traderID, err := s.getTraderFromQuery(c)
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if err != nil {
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c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
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return
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}
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trader, err := s.traderManager.GetTrader(traderID)
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if err != nil {
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c.JSON(http.StatusNotFound, gin.H{"error": err.Error()})
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return
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}
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// 获取所有历史决策记录(无限制)
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records, err := trader.GetDecisionLogger().GetLatestRecords(10000)
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if err != nil {
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c.JSON(http.StatusInternalServerError, gin.H{
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"error": fmt.Sprintf("获取决策日志失败: %v", err),
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})
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return
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}
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c.JSON(http.StatusOK, records)
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}
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// handleLatestDecisions 最新决策日志(最近5条,最新的在前)
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func (s *Server) handleLatestDecisions(c *gin.Context) {
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_, traderID, err := s.getTraderFromQuery(c)
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if err != nil {
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c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
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return
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}
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trader, err := s.traderManager.GetTrader(traderID)
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if err != nil {
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c.JSON(http.StatusNotFound, gin.H{"error": err.Error()})
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return
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}
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records, err := trader.GetDecisionLogger().GetLatestRecords(5)
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if err != nil {
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c.JSON(http.StatusInternalServerError, gin.H{
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"error": fmt.Sprintf("获取决策日志失败: %v", err),
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})
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return
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}
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// 反转数组,让最新的在前面(用于列表显示)
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// GetLatestRecords返回的是从旧到新(用于图表),这里需要从新到旧
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for i, j := 0, len(records)-1; i < j; i, j = i+1, j-1 {
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records[i], records[j] = records[j], records[i]
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}
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c.JSON(http.StatusOK, records)
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}
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// handleStatistics 统计信息
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func (s *Server) handleStatistics(c *gin.Context) {
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_, traderID, err := s.getTraderFromQuery(c)
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if err != nil {
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c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
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return
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}
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trader, err := s.traderManager.GetTrader(traderID)
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if err != nil {
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c.JSON(http.StatusNotFound, gin.H{"error": err.Error()})
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return
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}
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stats, err := trader.GetDecisionLogger().GetStatistics()
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if err != nil {
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c.JSON(http.StatusInternalServerError, gin.H{
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"error": fmt.Sprintf("获取统计信息失败: %v", err),
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})
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return
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}
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c.JSON(http.StatusOK, stats)
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}
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// handleEquityHistory 收益率历史数据
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func (s *Server) handleEquityHistory(c *gin.Context) {
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_, traderID, err := s.getTraderFromQuery(c)
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if err != nil {
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c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
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return
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}
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trader, err := s.traderManager.GetTrader(traderID)
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if err != nil {
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c.JSON(http.StatusNotFound, gin.H{"error": err.Error()})
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return
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}
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// 获取尽可能多的历史数据(几天的数据)
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// 每3分钟一个周期:10000条 = 约20天的数据
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records, err := trader.GetDecisionLogger().GetLatestRecords(10000)
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if err != nil {
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c.JSON(http.StatusInternalServerError, gin.H{
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"error": fmt.Sprintf("获取历史数据失败: %v", err),
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})
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return
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}
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// 构建收益率历史数据点
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type EquityPoint struct {
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Timestamp string `json:"timestamp"`
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TotalEquity float64 `json:"total_equity"` // 账户净值(wallet + unrealized)
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AvailableBalance float64 `json:"available_balance"` // 可用余额
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TotalPnL float64 `json:"total_pnl"` // 总盈亏(相对初始余额)
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TotalPnLPct float64 `json:"total_pnl_pct"` // 总盈亏百分比
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PositionCount int `json:"position_count"` // 持仓数量
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MarginUsedPct float64 `json:"margin_used_pct"` // 保证金使用率
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CycleNumber int `json:"cycle_number"`
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}
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// 从AutoTrader获取初始余额(用于计算盈亏百分比)
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initialBalance := 0.0
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if status := trader.GetStatus(); status != nil {
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if ib, ok := status["initial_balance"].(float64); ok && ib > 0 {
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initialBalance = ib
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}
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}
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// 如果无法从status获取,且有历史记录,则从第一条记录获取
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if initialBalance == 0 && len(records) > 0 {
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// 第一条记录的equity作为初始余额
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initialBalance = records[0].AccountState.TotalBalance
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}
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// 如果还是无法获取,返回错误
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if initialBalance == 0 {
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c.JSON(http.StatusInternalServerError, gin.H{
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"error": "无法获取初始余额",
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})
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return
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}
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var history []EquityPoint
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for _, record := range records {
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// TotalBalance字段实际存储的是TotalEquity
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totalEquity := record.AccountState.TotalBalance
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// TotalUnrealizedProfit字段实际存储的是TotalPnL(相对初始余额)
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totalPnL := record.AccountState.TotalUnrealizedProfit
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// 计算盈亏百分比
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totalPnLPct := 0.0
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if initialBalance > 0 {
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totalPnLPct = (totalPnL / initialBalance) * 100
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}
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history = append(history, EquityPoint{
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Timestamp: record.Timestamp.Format("2006-01-02 15:04:05"),
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TotalEquity: totalEquity,
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AvailableBalance: record.AccountState.AvailableBalance,
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TotalPnL: totalPnL,
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TotalPnLPct: totalPnLPct,
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PositionCount: record.AccountState.PositionCount,
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MarginUsedPct: record.AccountState.MarginUsedPct,
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CycleNumber: record.CycleNumber,
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})
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}
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c.JSON(http.StatusOK, history)
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}
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// Start 启动服务器
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func (s *Server) Start() error {
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addr := fmt.Sprintf(":%d", s.port)
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log.Printf("🌐 API服务器启动在 http://localhost%s", addr)
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log.Printf("📊 API文档:")
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log.Printf(" • GET /api/competition - 竞赛总览(对比所有trader)")
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log.Printf(" • GET /api/traders - Trader列表")
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log.Printf(" • GET /api/status?trader_id=xxx - 指定trader的系统状态")
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log.Printf(" • GET /api/account?trader_id=xxx - 指定trader的账户信息")
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log.Printf(" • GET /api/positions?trader_id=xxx - 指定trader的持仓列表")
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log.Printf(" • GET /api/decisions?trader_id=xxx - 指定trader的决策日志")
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log.Printf(" • GET /api/decisions/latest?trader_id=xxx - 指定trader的最新决策")
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log.Printf(" • GET /api/statistics?trader_id=xxx - 指定trader的统计信息")
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log.Printf(" • GET /api/equity-history?trader_id=xxx - 指定trader的收益率历史数据")
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log.Printf(" • GET /health - 健康检查")
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log.Println()
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return s.router.Run(addr)
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}
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