feat: simplify Claw402 autopilot trading flow

api/handler_vergex.go

@@ -0,0 +1,115 @@
+package api
+
+import (
+	"context"
+	"fmt"
+	"net/http"
+	"nofx/logger"
+	"nofx/provider/vergex"
+	"strings"
+
+	"github.com/gin-gonic/gin"
+)
+
+func (s *Server) handleVergexSignalRanking(c *gin.Context) {
+	client, ok := s.newVergexClientForRequest(c)
+	if !ok {
+		return
+	}
+	data, err := client.GetSignalRanking(context.Background(), vergex.Query{
+		Chain:   strings.TrimSpace(c.Query("chain")),
+		LiqBand: strings.TrimSpace(c.Query("liqBand")),
+	})
+	if err != nil {
+		logger.Warnf("Vergex signal-ranking failed: %v", err)
+		c.JSON(http.StatusBadGateway, gin.H{"error": err.Error()})
+		return
+	}
+
+	limit := parsePositiveInt(c.Query("limit"), vergex.MaxSignalRankingItems)
+	marketType := strings.TrimSpace(c.Query("marketType"))
+	items := vergex.FilterSignalRankingItems(data.Items, marketType, limit)
+	c.JSON(http.StatusOK, gin.H{
+		"items": items,
+		"raw":   data.Raw,
+	})
+}
+
+func (s *Server) handleVergexSignalLab(c *gin.Context) {
+	client, ok := s.newVergexClientForRequest(c)
+	if !ok {
+		return
+	}
+	body, err := client.GetSignalLab(context.Background(), vergex.Query{
+		MarketType: withDefault(strings.TrimSpace(c.Query("marketType")), vergex.DefaultMarketType),
+		Symbol:     strings.TrimSpace(c.Query("symbol")),
+		Chain:      strings.TrimSpace(c.Query("chain")),
+		LiqBand:    strings.TrimSpace(c.Query("liqBand")),
+	})
+	if err != nil {
+		logger.Warnf("Vergex signal-lab failed: %v", err)
+		c.JSON(http.StatusBadGateway, gin.H{"error": err.Error()})
+		return
+	}
+	c.Data(http.StatusOK, "application/json; charset=utf-8", body)
+}
+
+func (s *Server) handleVergexCostLiquidationHeatmap(c *gin.Context) {
+	client, ok := s.newVergexClientForRequest(c)
+	if !ok {
+		return
+	}
+	body, err := client.GetCostLiquidationHeatmap(context.Background(), vergex.Query{
+		MarketType: withDefault(strings.TrimSpace(c.Query("marketType")), vergex.DefaultMarketType),
+		Symbol:     strings.TrimSpace(c.Query("symbol")),
+		Chain:      strings.TrimSpace(c.Query("chain")),
+		LiqBand:    strings.TrimSpace(c.Query("liqBand")),
+	})
+	if err != nil {
+		logger.Warnf("Vergex cost-liquidation-heatmap failed: %v", err)
+		c.JSON(http.StatusBadGateway, gin.H{"error": err.Error()})
+		return
+	}
+	c.Data(http.StatusOK, "application/json; charset=utf-8", body)
+}
+
+func (s *Server) newVergexClientForRequest(c *gin.Context) (*vergex.Client, bool) {
+	userID := c.GetString("user_id")
+	if userID == "" {
+		c.JSON(http.StatusUnauthorized, gin.H{"error": "Unauthorized"})
+		return nil, false
+	}
+	walletKey, err := s.resolveStrategyDataWalletKey(userID, c.Query("ai_model_id"))
+	if err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
+		return nil, false
+	}
+	if walletKey == "" {
+		c.JSON(http.StatusBadRequest, gin.H{"error": "claw402 wallet is not configured"})
+		return nil, false
+	}
+	client, err := vergex.NewClient("", walletKey, &logger.MCPLogger{})
+	if err != nil {
+		c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
+		return nil, false
+	}
+	return client, true
+}
+
+func parsePositiveInt(raw string, fallback int) int {
+	if raw == "" {
+		return fallback
+	}
+	var n int
+	if _, err := fmt.Sscanf(raw, "%d", &n); err != nil || n <= 0 {
+		return fallback
+	}
+	return n
+}
+
+func withDefault(value, fallback string) string {
+	if strings.TrimSpace(value) == "" {
+		return fallback
+	}
+	return value
+}