<?php

namespace app\common\service;

use app\common\model\Goods as GoodsModel;
use app\common\model\Order;
use app\common\model\GoodsExtend;
use app\common\model\CouponReceive as CouponReceiveModel;
use app\common\model\Goods;
use app\common\model\GoodsList;
use app\common\model\OrderList;
use app\common\model\CouponReceive;

use app\common\helper\ConfigHelper;
/**
 * 盒子服务类
 * 
 */
class GoodsService
{

    /**
     * 获取商品限购信息
     * @param int $userId
     * @param int $goodsNum
     * @param array $goods
     * @param array $shangCountId
     * @return array|array{daily_limit: int, global_limit: int, user_daily_purchased: int, user_daily_remaining: int, user_global_purchased: int, user_global_remaining: int}
     */
    function getPurchaseLimitInfo(
        int $userId,
        int $goodsNum,
        $goods,
        array $shangCountId
    ): array {
        $globalLimit = 0;
        $dailyLimit = 0;
        $daily_coupon_limit = ConfigHelper::getAppSettingKey("daily_coupon_limit");
        if ($daily_coupon_limit == "") {
            $daily_coupon_limit = 0;
        } else {
            $daily_coupon_limit = intval($daily_coupon_limit);
        }
        // 初始化返回数据
        $limitInfo = [
            'global_limit' => $globalLimit,           // 全局限购数量
            'user_global_purchased' => 0,            // 用户已购买总数
            'user_global_remaining' => $globalLimit,  // 用户剩余可购买总数
            'daily_limit' => $dailyLimit,             // 每日限购数量
            'user_daily_purchased' => 0,              // 用户今日已购买数
            'user_daily_remaining' => $dailyLimit,    // 用户今日剩余可购买数
            'user_test' => 0,
            'coupon_limit' => $daily_coupon_limit,
            'user_coupon_purchased' => 0,              // 用户今日已购买数
            'user_coupon_remaining' => $daily_coupon_limit,    // 用户今日剩余可购买数
        ];

        if ($userId <= 0 || $goods == null) {
            return $limitInfo;
        }
        $goodsId = $goods['id'];
        $goodsType = $goods['type'];
        $dailyLimit = $goods['daily_xiangou'];
        $globalLimit = $goods['quanju_xiangou'];
        // 公共查询条件
        $commonConditions = [
            'goods_id' => $goodsId,
            'num' => $goodsNum,
            'order_type' => $goodsType,
            'user_id' => $userId,
            'parent_goods_list_id' => 0
        ];

        // 处理全局限购
        if ($globalLimit > 0) {
            $userGlobalPurchased = OrderList::field('id')
                ->where($commonConditions)
                ->where('shang_id', 'between', $shangCountId)
                ->count();
            $limitInfo['global_limit'] = $globalLimit;
            $limitInfo['user_global_purchased'] = $userGlobalPurchased;
            $limitInfo['user_global_remaining'] = max(0, $globalLimit - $userGlobalPurchased);
        }
        $day = strtotime(date('Y-m-d'));
        // 处理每日限购
        if ($dailyLimit > 0) {
            $userDailyPurchased = OrderList::field('id')
                ->where($commonConditions)
                ->where('shang_id', 'between', $shangCountId)
                ->where('addtime', '>=', $day)
                ->count();
            $limitInfo['user_daily_purchased'] = $userDailyPurchased;
            $limitInfo['user_daily_remaining'] = max(0, $dailyLimit - $userDailyPurchased);
            $limitInfo['daily_limit'] = $dailyLimit;
        }
        if ($daily_coupon_limit > 0) {
            $user_coupon_purchased = Order::field('id')
                ->where('status', '=', 1)
                ->where('coupon_id', '>', 0)
                ->where('user_id', '=', $userId)
                ->where('pay_time', '>=', $day)
                ->count();

            $limitInfo['user_coupon_purchased'] = $user_coupon_purchased;
            $limitInfo['user_coupon_remaining'] = max(0, $daily_coupon_limit - $user_coupon_purchased);
            $limitInfo['coupon_limit'] = $daily_coupon_limit;
        }

        return $limitInfo;
    }
}