package bunrouterhelper

import (
	"errors"
	"fmt"
	"net/http"

	"git.blauwelle.com/go/crate/httpdata"
	"git.blauwelle.com/go/crate/log"
	"github.com/uptrace/bunrouter"
)

func MiddlewareRecover() bunrouter.MiddlewareFunc {
	return func(next bunrouter.HandlerFunc) bunrouter.HandlerFunc {
		return func(w http.ResponseWriter, req bunrouter.Request) (err error) {
			defer func() {
				if r := recover(); r != nil {
					log.Error(req.Context(), r)
					err = httpdata.NewUniverseError(httpdata.CodeUnexpectPanic, fmt.Sprintf("%v", r))
				}
			}()
			return next(w, req)
		}
	}
}

func MiddlewareErrorHandler() bunrouter.MiddlewareFunc {
	return func(next bunrouter.HandlerFunc) bunrouter.HandlerFunc {
		return func(w http.ResponseWriter, req bunrouter.Request) error {
			err := next(w, req)
			if err != nil {
				var universeError httpdata.UniverseError
				if errors.As(err, &universeError) {
					_ = bunrouter.JSON(w, httpdata.Response{
						Code:    universeError.Code,
						Message: universeError.Message,
					})
				} else {
					_ = bunrouter.JSON(w, httpdata.Response{
						Code:    httpdata.CodeUnknown,
						Message: err.Error(),
					})
				}
			}
			return err
		}
	}
}