package rerr

import (
	"github.com/loveuer/nf"
	"net/http"
)

type RepositoryError struct {
	Status  int
	Code    string
	Message string
}

func Error(c *nf.Ctx, err *RepositoryError) error {
	return c.Status(err.Status).JSON(nf.Map{
		"errors": []nf.Map{
			{
				"code":    err.Code,
				"message": err.Message,
			},
		},
	})
}

func ErrInternal(err error) *RepositoryError {
	return &RepositoryError{
		Status:  http.StatusInternalServerError,
		Code:    "INTERNAL_SERVER_ERROR",
		Message: err.Error(),
	}
}

var ErrBlobUnknown = &RepositoryError{
	Status:  http.StatusNotFound,
	Code:    "BLOB_UNKNOWN",
	Message: "Unknown blob",
}

var ErrUnsupported = &RepositoryError{
	Status:  http.StatusMethodNotAllowed,
	Code:    "UNSUPPORTED",
	Message: "Unsupported operation",
}

var ErrDigestMismatch = &RepositoryError{
	Status:  http.StatusBadRequest,
	Code:    "DIGEST_INVALID",
	Message: "digest does not match contents",
}

var ErrDigestInvalid = &RepositoryError{
	Status:  http.StatusBadRequest,
	Code:    "NAME_INVALID",
	Message: "invalid digest",
}