refactor platform logic modules

backend/api/internal/logic/common/operator.go

@@ -0,0 +1,21 @@
+package common
+
+import (
+	"git.apinb.com/bsm-sdk/core/middleware"
+	"git.apinb.com/heqiapp/platforms/backend/api/internal/impl"
+	"git.apinb.com/heqiapp/platforms/backend/api/internal/models"
+	"github.com/gin-gonic/gin"
+)
+
+// PlatformOperator returns the authenticated platform account identity and display name.
+func PlatformOperator(ctx *gin.Context) (string, string) {
+	claims, err := middleware.ParseAuth(ctx)
+	if err != nil {
+		return "", ""
+	}
+	var account models.PlatformAccount
+	if err := impl.DBService.Select("display_name").Where("identity = ?", claims.Identity).First(&account).Error; err != nil {
+		return claims.Identity, ""
+	}
+	return claims.Identity, account.DisplayName
+}