package httpdata

import (
	"errors"

	"git.blauwelle.com/go/crate/runtimehelper"
)

type Response struct {
	Data      any                   `json:"data,omitempty"`
	Code      Code                  `json:"code"`
	Message   string                `json:"message,omitempty"`
	Debug     string                `json:"debug,omitempty"`
	Traceback []runtimehelper.Frame `json:"traceback,omitempty"`
}

type PageData struct {
	List      any   `json:"list"`
	PageIndex int64 `json:"pageIndex"` // >=1
	PageSize  int64 `json:"pageSize"`  // >=1
	Total     int64 `json:"total"`     // maybe 0
}

func NewOkResponse(data any) Response {
	return Response{
		Code:    CodeOK,
		Message: "",
		Data:    data,
	}
}

func NewErrorResponse(err error) Response {
	ue := UniverseError{}
	if !errors.As(err, &ue) {
		response := Response{
			Code:    CodeUnknown,
			Message: "未知错误",
		}
		if FlagDebug {
			response.Debug = err.Error()
			response.Traceback = runtimehelper.Stack(1, maximumFrames)
		}
		return response
	}
	return Response{
		Code:      ue.Code,
		Message:   ue.Message,
		Debug:     ue.Debug,
		Traceback: ue.Traceback,
	}
}