package http

import (
	"encoding/json"
	"net/http"
	"time"
)

// Response 标准响应结构
type Response struct {
	Code      int         `json:"code"`
	Message   string      `json:"message"`
	Timestamp int64       `json:"timestamp"`
	Data      interface{} `json:"data"`
}

// PageData 分页数据
type PageData struct {
	List     interface{} `json:"list"`
	Total    int64       `json:"total"`
	Page     int         `json:"page"`
	PageSize int         `json:"pageSize"`
}

// writeResponse 统一 JSON 出参（HTTP 恒 200）
func writeResponse(w http.ResponseWriter, code int, message string, data interface{}) {
	w.Header().Set("Content-Type", "application/json; charset=utf-8")
	w.WriteHeader(http.StatusOK)

	response := Response{
		Code:      code,
		Message:   message,
		Timestamp: time.Now().Unix(),
		Data:      data,
	}

	_ = json.NewEncoder(w).Encode(response)
}