package json

import (
	"bytes"
	"net/http"
)

var (
	// 200
	ResponseOK             = ResponseMessage(http.StatusText(http.StatusOK))
	ResponsePartialContent = ResponseMessage(http.StatusText(http.StatusPartialContent))

	// 300
	ResponseMovedPermanently  = ResponseMessage(http.StatusText(http.StatusMovedPermanently))
	ResponseFound             = ResponseMessage(http.StatusText(http.StatusFound))
	ResponseSeeOther          = ResponseMessage(http.StatusText(http.StatusSeeOther))
	ResponseTemporaryRedirect = ResponseMessage(http.StatusText(http.StatusTemporaryRedirect))
	ResponsePermanentRedirect = ResponseMessage(http.StatusText(http.StatusPermanentRedirect))
	ResponseUnauthorized      = ResponseMessage(http.StatusText(http.StatusUnauthorized))
	ResponsePaymentRequired   = ResponseMessage(http.StatusText(http.StatusPaymentRequired))

	// 400
	ResponseBadRequest                  = ResponseMessage(http.StatusText(http.StatusBadRequest))
	ResponseForbidden                   = ResponseMessage(http.StatusText(http.StatusForbidden))
	ResponseNotFound                    = ResponseMessage(http.StatusText(http.StatusNotFound))
	ResponseMethodNotAllowed            = ResponseMessage(http.StatusText(http.StatusMethodNotAllowed))
	ResponseNotAcceptable               = ResponseMessage(http.StatusText(http.StatusNotAcceptable))
	ResponseRequestTimeout              = ResponseMessage(http.StatusText(http.StatusRequestTimeout))
	ResponseConflict                    = ResponseMessage(http.StatusText(http.StatusConflict))
	ResponseGone                        = ResponseMessage(http.StatusText(http.StatusGone))
	ResponsePreconditionFailed          = ResponseMessage(http.StatusText(http.StatusPreconditionFailed))
	ResponseRequestEntityTooLarge       = ResponseMessage(http.StatusText(http.StatusRequestEntityTooLarge))
	ResponseRequestURITooLong           = ResponseMessage(http.StatusText(http.StatusRequestURITooLong))
	ResponseUnsupportedMediaType        = ResponseMessage(http.StatusText(http.StatusUnsupportedMediaType))
	ResponseUpgradeRequired             = ResponseMessage(http.StatusText(http.StatusUpgradeRequired))
	ResponsePreconditionRequired        = ResponseMessage(http.StatusText(http.StatusPreconditionRequired))
	ResponseTooManyRequests             = ResponseMessage(http.StatusText(http.StatusTooManyRequests))
	ResponseRequestHeaderFieldsTooLarge = ResponseMessage(http.StatusText(http.StatusRequestHeaderFieldsTooLarge))
	ResponseUnavailableForLegalReasons  = ResponseMessage(http.StatusText(http.StatusUnavailableForLegalReasons))

	// 500
	ResponseInternalServerError     = ResponseMessage(http.StatusText(http.StatusInternalServerError))
	ResponseNotImplemented          = ResponseMessage(http.StatusText(http.StatusNotImplemented))
	ResponseBadGateway              = ResponseMessage(http.StatusText(http.StatusBadGateway))
	ResponseServiceUnavailable      = ResponseMessage(http.StatusText(http.StatusServiceUnavailable))
	ResponseGatewayTimeout          = ResponseMessage(http.StatusText(http.StatusGatewayTimeout))
	ResponseHTTPVersionNotSupported = ResponseMessage(http.StatusText(http.StatusHTTPVersionNotSupported))
	ResponseInsufficientStorage     = ResponseMessage(http.StatusText(http.StatusInsufficientStorage))
)

type ResponseMessage string

const (
	responseMessagePayloadStart = `{"message":"`
	responseMessagePayloadEnd   = `"}`
)

func (rm ResponseMessage) MarshalJSON() ([]byte, error) {
	buf := bytes.Buffer{}
	buf.WriteString(responseMessagePayloadStart)
	buf.WriteString(string(rm))
	buf.WriteString(responseMessagePayloadEnd)

	return buf.Bytes(), nil
}