<?php

namespace App\Http\Controllers\Api\Miniprogram;

use Carbon\Carbon;
use App\Http\Controllers\Controller;
use Illuminate\Http\Request;
use Illuminate\Http\Response;
use App\Models\{ActivityDayGood, ActivityDayNum};
use App\Http\Resources\{ActivityDayGoodInfoResource};
use Illuminate\Support\Facades\Redis;

class ReserveController extends Controller
{
    public function detail($id){
        $info = ActivityDayGood::with(['goods', 'goods.useGoodsAttrs'])->findOrFail($id);

        $today = Carbon::now()->toDateString();
        $hash_key = 'reserve_goods_' . $info->id. '_' . $today;

        if(Redis::command('exists', [$hash_key]) == 0){//今日库存是否存入redis
            //获取今日指定库存
            $num = $info->goods_num;
            $day_num = ActivityDayNum::where(['activity_day_id'=>$info->id, 'time'=>$today])->first();
            if($day_num){
                $num = $day_num->goods_num;
            }
            Redis::command('set', [$hash_key, $num]);
        }

        $data = ActivityDayGoodInfoResource::make($info);

        $num = Redis::command('get', [$hash_key]);
        
        $data->offsetSet('day_num', $num);
        return $data;
    }
}