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user-system/internal/api/middleware/error.go

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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 {
// 安全修复:未知错误不泄露内部详情,只返回通用消息
// 详细错误记录到日志,供调试使用
c.JSON(http.StatusInternalServerError, apierrors.New(http.StatusInternalServerError, "", "服务器内部错误"))
}
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()
}
}