package handler

import (
	"net/http"

	"gitea.starryskymeow.cn/B309/datamarket/internal/service"
	"github.com/go-chi/render"
	"github.com/gorilla/schema"
)

type Response[T any] struct {
	Code    int    `json:"code"`
	Message string `json:"message"`
	Data    T      `json:"data,omitempty"`
}

type ListResponse[T any] struct {
	List   []T   `json:"list"`
	Total  int64 `json:"total"`
	Limit  int32 `json:"limit"`
	Offset int32 `json:"offset"`
}

var decoder = schema.NewDecoder()

func init() {
	decoder.IgnoreUnknownKeys(true)
}

func renderSuccess[T any](w http.ResponseWriter, r *http.Request, status int, message string, data T) {
	render.Status(r, status)
	render.JSON(w, r, Response[T]{
		Code:    0,
		Message: message,
		Data:    data,
	})
}

func renderServiceError(w http.ResponseWriter, r *http.Request, err error) {
	status := service.StatusCode(err)
	render.Status(r, status)
	render.JSON(w, r, Response[any]{
		Code:    status,
		Message: service.Message(err),
	})
}