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273 lines
11 KiB
273 lines
11 KiB
<?php
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namespace addons\shopro\library\activity\provider;
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use addons\shopro\library\activity\traits\Groupon as GrouponTrait;
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use addons\shopro\traits\StockSale;
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use addons\shopro\exception\ShoproException;
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/**
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* 普通拼团
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*/
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class Groupon extends Base
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{
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use GrouponTrait, StockSale;
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protected $rules = [
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"is_commission" => "require|boolean",
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"is_free_shipping" => "require|boolean",
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"sales_show_type" => "require",
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"team_num" => "require|number",
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"is_alone" => "require|boolean",
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"is_fictitious" => "require|boolean",
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"fictitious_time" => "requireIf:is_fictitious,1|float|egt:0",
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"is_team_card" => "require|boolean",
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"is_leader_discount" => "require|boolean",
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"valid_time" => "require|float|egt:0",
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"limit_num" => "number|egt:0",
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"refund_type" => "require", // 退款方式 back=原路退回|money=退回到余额
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"order_auto_close" => "float|egt:0",
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];
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protected $message = [
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'team_num.require' => '请填写成团人数',
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];
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protected $default = [
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"is_commission" => 0, // 是否参与分销
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"is_free_shipping" => 0, // 是否包邮
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"sales_show_type" => "real", // real=真实活动销量|goods=商品总销量（包含虚拟销量）
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"team_num" => 2, // 成团人数，最少两人
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"is_alone" => 0, // 是否允许单独购买
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"is_fictitious" => 0, // 是否允许虚拟成团
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"fictitious_num" => 0, // 最多虚拟人数 0:不允许虚拟 '' 不限制
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"fictitious_time" => 0, // 开团多长时间自动虚拟成团
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"is_team_card" => 0, // 参团卡显示
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"is_leader_discount" => 0, // 团长优惠
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"valid_time" => 0, // 组团有效时间, 0：一直有效
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"limit_num" => 0, // 每人限购数量 0:不限购
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"refund_type" => "back", // 退款方式 back=原路退回|money=退回到余额
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"order_auto_close" => 0, // 订单自动关闭时间，如果为 0 将使用系统级订单自动关闭时间
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];
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public function check($params, $activity_id = 0)
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{
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// 数据验证
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$params = parent::check($params);
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// 验证添加的活动商品是否至少设置了一个活动规格
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$this->checkActivitySkuPrice($params['goods_list']);
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// 检测活动之间是否存在冲突
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$this->checkActivityConflict($params, $params['goods_list'], $activity_id);
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return $params;
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}
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public function save($activity, $params = [])
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{
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$goodsList = $params['goods_list'];
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$this->saveSkuPrice($goodsList, $activity, function ($skuPrice) use ($activity) {
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// 处理 团长优惠
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$rules = $activity->rules;
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$is_leader_discount = $rules['is_leader_discount'] ?? 0;
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$leader_price = $skuPrice['price'];
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if ($is_leader_discount && isset($skuPrice['leader_price'])) {
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$leader_price = $skuPrice['leader_price'];
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}
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$ext = [
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'is_leader_discount' => $is_leader_discount,
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'leader_price' => number_format(floatval($leader_price), 2, '.', '')
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];
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unset($skuPrice['leader_price']);
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$skuPrice['ext'] = $ext;
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return $skuPrice;
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});
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}
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public function showSkuPrice($skuPrice)
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{
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$ext = $skuPrice['ext'] ?? [];
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$skuPrice['leader_price'] = $ext['leader_price'] ?? $skuPrice['price'];
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return $skuPrice;
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}
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public function recoverSkuPrices($goods, $activity)
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{
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$activitySkuPrices = $activity['activity_sku_prices'];
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$skuPrices = $goods->sku_prices;
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foreach ($skuPrices as $key => &$skuPrice) {
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$stock = $skuPrice->stock; // 下面要用
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$skuPrice->stock = 0;
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$skuPrice->sales = 0;
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foreach ($activitySkuPrices as $activitySkuPrice) {
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if ($skuPrice->id == $activitySkuPrice['goods_sku_price_id']) {
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// 采用活动的 规格内容
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$is_leader_discount = $activitySkuPrice['ext']['is_leader_discount'];
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$leader_price = $activitySkuPrice['ext']['leader_price'];
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$skuPrice->old_price = $skuPrice->price; // 保存原始普通商品规格的价格（计算活动的优惠）
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$skuPrice->stock = ($activitySkuPrice['stock'] > $stock) ? $stock : $activitySkuPrice['stock']; // 活动库存不能超过商品库存
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$skuPrice->sales = $activitySkuPrice['sales'];
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$skuPrice->groupon_price = $activitySkuPrice['price']; // 不覆盖原来规格价格，用作单独购买，将活动的价格设置为新的拼团价格
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$skuPrice->is_leader_discount = $is_leader_discount; // 是否团长优惠
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$skuPrice->leader_price = $leader_price; // 团长优惠价格
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$skuPrice->status = $activitySkuPrice['status']; // 采用活动的上下架
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$skuPrice->ext = $activitySkuPrice['ext']; // 活动规格 ext, order_item 保存备用
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$skuPrice->min_price = $activitySkuPrice['price']; // 当前活动规格最小价格，这里是拼团价
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$skuPrice->max_price = $activitySkuPrice['price']; // 用作计算活动中最大价格
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// 记录相关活动类型
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$skuPrice->activity_type = $activity['type'];
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$skuPrice->activity_id = $activity['id'];
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// 下单的时候需要存活动 的 sku_price_id）
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$skuPrice->item_goods_sku_price = $activitySkuPrice;
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break;
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}
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}
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}
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return $skuPrices;
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}
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/**
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* 这里要使用 shoproException 抛出异常
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*
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* @param array $buyInfo
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* @param array $activity
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* @return array
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*/
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public function buyCheck($buyInfo, $activity)
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{
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$buy_type = request()->param('buy_type', 'groupon');
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$groupon_id = request()->param('groupon_id', 0);
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// 拼团
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$rules = $activity['rules'];
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$is_alone = $rules['is_alone'] ?? 1;
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$currentSkuPrice = $buyInfo['current_sku_price'];
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$is_leader_discount = $currentSkuPrice['is_leader_discount'];
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// 成团人数
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$num = $rules['team_num'] ?? 1;
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// 额外需要的库存
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$need_add_num = 0;
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// 要单独购买
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if ($buy_type == 'alone') {
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// 不允许单独购买
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if (!$is_alone) {
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throw new ShoproException('该商品不允许单独购买');
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}
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} else {
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// 拼团，临时将拼团价设置为商品价格
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if (!$groupon_id && $is_leader_discount) {
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// 开新团，并且有团长优惠，使用优惠价格
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$buyInfo['current_sku_price']['price'] = $currentSkuPrice['leader_price'];
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} else {
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// 参与团，或者没有团长优惠
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$buyInfo['current_sku_price']['price'] = $currentSkuPrice['groupon_price'];
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}
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}
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// 如果是开新团
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if (!$groupon_id && $buy_type == 'groupon') {
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// 开团需要的最小库存
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$need_add_num = ($num - 1);
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}
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// 当前库存，小于要购买的数量
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$need_num = $buyInfo['goods_num'] + ($need_add_num ?? 0);
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if ($currentSkuPrice['stock'] < $need_num) {
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if ($need_add_num && $is_alone && !$groupon_id && $buy_type == 'groupon') {
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throw new ShoproException('商品库存不足以开团，请选择单独购买');
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} else if ($buy_type == 'alone') {
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throw new ShoproException('商品库存不足');
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} else {
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throw new ShoproException('该商品不允商品库存不足以开团许单独购买');
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}
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}
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$buyInfo['is_commission'] = $rules['is_commission'] ?? 0; // 是否参与分销
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return $buyInfo;
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}
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public function buy($buyInfo, $activity)
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{
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$user = auth_user();
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$buy_type = request()->param('buy_type', 'groupon');
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$groupon_id = request()->param('groupon_id', 0);
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// 参与现有团
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if ($buy_type != 'alone' && $groupon_id) {
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// 检测并获取要参与的团
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$activityGroupon = $this->checkAndGetJoinGroupon($buyInfo, $user, $groupon_id);
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}
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// 判断 并 增加 redis 销量
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$this->cacheForwardSale($buyInfo);
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// （开新团不判断）参与旧团 增加预拼团人数，上面加入团的时候已经判断过一次了，所以这里 99.99% 会加入成功的
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if (isset($activityGroupon) && $activityGroupon) {
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// 增加拼团预成员人数
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$goods = $buyInfo['goods'];
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$activity = $goods['activity'];
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$this->grouponCacheForwardNum($activityGroupon, $activity, $user);
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}
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return $buyInfo;
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}
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public function buyOk($order, $user)
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{
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$this->joinGroupon($order, $user, function ($activityRules, $itemExt) {
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$team_num = $activityRules['team_num'] ?? 1;
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return compact('team_num');
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});
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}
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/**
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* 拼团购买失败
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*
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* @param \think\Model $order
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* @param string $type
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* @return void
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*/
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public function buyFail($order, $type)
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{
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if ($type == 'invalid') {
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if ($order->pay_mode == 'offline') {
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// 肯定是已经货到付款的订单取消订单，这时候已经添加了参团记录
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$this->refundGrouponLog($order);
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} else {
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// 订单失效，扣除预拼团人数(只处理正在进行中的团)
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$this->grouponCacheBackNum($order, $type);
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}
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} else {
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// type = refund 退款订单将参团标记为已退款
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$this->refundGrouponLog($order);
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}
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// 判断扣除预销量 (活动信息还在 redis)
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$this->cacheBackSale($order);
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}
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} |