feat: backend core - auth, user, role, permission, device, webhook, monitoring, cache, repository, service, middleware, API handlers

internal/api/middleware/error.go

@@ -0,0 +1,43 @@
+package middleware
+
+import (
+	"net/http"
+
+	"github.com/gin-gonic/gin"
+
+	apierrors "github.com/user-management-system/internal/pkg/errors"
+)
+
+// ErrorHandler 错误处理中间件
+func ErrorHandler() gin.HandlerFunc {
+	return func(c *gin.Context) {
+		c.Next()
+
+		// 检查是否有错误
+		if len(c.Errors) > 0 {
+			// 获取最后一个错误
+			err := c.Errors.Last()
+
+			// 判断错误类型
+			if appErr, ok := err.Err.(*apierrors.ApplicationError); ok {
+				c.JSON(int(appErr.Code), appErr)
+			} else {
+				c.JSON(http.StatusInternalServerError, apierrors.New(http.StatusInternalServerError, "", err.Err.Error()))
+			}
+			return
+		}
+	}
+}
+
+// Recover 恢复中间件
+func Recover() gin.HandlerFunc {
+	return func(c *gin.Context) {
+		defer func() {
+			if err := recover(); err != nil {
+				c.JSON(http.StatusInternalServerError, apierrors.New(http.StatusInternalServerError, "", "服务器内部错误"))
+				c.Abort()
+			}
+		}()
+		c.Next()
+	}
+}