128 lines
3.1 KiB
Smarty
128 lines
3.1 KiB
Smarty
package errorx
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import (
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"errors"
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"fmt"
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"github.com/gofiber/fiber/v3"
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"github.com/gofiber/fiber/v3/binder"
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"github.com/gofiber/utils/v2"
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"github.com/google/uuid"
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log "github.com/sirupsen/logrus"
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"gorm.io/gorm"
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)
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// ResponseSender 响应发送器
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type ResponseSender struct {
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handler *ErrorHandler
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}
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// NewResponseSender 创建响应发送器
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func NewResponseSender() *ResponseSender {
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return &ResponseSender{
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handler: NewErrorHandler(),
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}
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}
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// SendError 发送错误响应
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func (s *ResponseSender) SendError(ctx fiber.Ctx, err error) error {
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appErr := s.handler.Handle(err)
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// 记录错误日志
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s.logError(appErr)
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// 根据 Content-Type 返回不同格式
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return s.sendResponse(ctx, appErr)
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}
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// logError 记录错误日志
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func (s *ResponseSender) logError(appErr *AppError) {
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// 确保每个错误实例都有唯一ID，便于日志关联
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if appErr.ID == "" {
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appErr.ID = uuid.NewString()
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}
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// 构造详细的错误级联链路（包含类型、状态、定位等）
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chain := make([]map[string]any, 0, 4)
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var e error = appErr
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for e != nil {
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entry := map[string]any{
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"type": fmt.Sprintf("%T", e),
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"error": e.Error(),
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}
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switch v := e.(type) {
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case *AppError:
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entry["code"] = v.Code
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entry["statusCode"] = v.StatusCode
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if v.file != "" {
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entry["file"] = v.file
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}
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if len(v.params) > 0 {
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entry["params"] = v.params
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}
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if v.sql != "" {
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entry["sql"] = v.sql
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}
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if v.ID != "" {
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entry["id"] = v.ID
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}
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case *fiber.Error:
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entry["statusCode"] = v.Code
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entry["message"] = v.Message
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}
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// GORM 常见错误归类标记
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if errors.Is(e, gorm.ErrRecordNotFound) {
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entry["gorm"] = "record_not_found"
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} else if errors.Is(e, gorm.ErrDuplicatedKey) {
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entry["gorm"] = "duplicated_key"
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} else if errors.Is(e, gorm.ErrInvalidTransaction) {
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entry["gorm"] = "invalid_transaction"
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}
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chain = append(chain, entry)
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e = errors.Unwrap(e)
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}
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root := chain[len(chain)-1]["error"]
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logEntry := log.WithFields(log.Fields{
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"id": appErr.ID,
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"code": appErr.Code,
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"statusCode": appErr.StatusCode,
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"file": appErr.file,
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"sql": appErr.sql,
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"params": appErr.params,
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"error_chain": chain,
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"root_error": root,
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})
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if appErr.originalErr != nil {
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logEntry = logEntry.WithError(appErr.originalErr)
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}
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// 根据错误级别记录不同级别的日志
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if appErr.StatusCode >= 500 {
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logEntry.Error("系统错误: ", appErr.Message)
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} else if appErr.StatusCode >= 400 {
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logEntry.Warn("客户端错误: ", appErr.Message)
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} else {
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logEntry.Info("应用错误: ", appErr.Message)
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}
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}
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// sendResponse 发送响应
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func (s *ResponseSender) sendResponse(ctx fiber.Ctx, appErr *AppError) error {
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contentType := utils.ToLower(utils.UnsafeString(ctx.Request().Header.ContentType()))
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contentType = binder.FilterFlags(utils.ParseVendorSpecificContentType(contentType))
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switch contentType {
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case fiber.MIMETextXML, fiber.MIMEApplicationXML:
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return ctx.Status(appErr.StatusCode).XML(appErr)
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case fiber.MIMETextHTML, fiber.MIMETextPlain:
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return ctx.Status(appErr.StatusCode).SendString(appErr.Message)
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default:
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return ctx.Status(appErr.StatusCode).JSON(appErr)
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}
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}
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