1308 lines
52 KiB
PHP
1308 lines
52 KiB
PHP
<?php
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namespace app\api\model;
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use app\common\controller\Push;
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use think\Cache;
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use think\Log;
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use think\Model;
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use think\Db;
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use think\Session;
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use Redis;
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/*
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* 盲盒转盘优化后方法
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*
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*/
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class BlindBoxTurntableGiftDrawWorldNew extends Model
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{
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private $redis;
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public function __construct()
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{
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parent::__construct();
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try {
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$this->redis = new Redis();
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// 连接到Redis服务器
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$this->redis->connect(config('redis.host'), config('redis.port')); // 根据实际配置调整主机和端口
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// 选择数据库1
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$this->redis->select(1);
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$this->cache_time = 60 *24;
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} catch (\Exception $e) {
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Log::record('Redis连接失败: ' . $e->getMessage(), 'error');
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$this->redis = null;
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}
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}
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/**
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* 重构后的抽奖方法 - 优化响应速度
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*/
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public function draw_gift($gift_bag_id, $user_id, $gift_user_ids, $num = 1, $room_id = 0, $heart_id = 0,$auction_id = 0)
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{
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// 收礼人
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$gift_user_ids = explode(',', $gift_user_ids);
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$total_num = $num * count($gift_user_ids); //总数量
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$bag_data = $this->getCachedGiftBag($gift_bag_id); //获取转盘信息
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$total_price = $bag_data['gift_price'] * $total_num; //礼包支付总价格
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$periods = $bag_data['periods']; //期数
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//1. 验证参数并提前处理错误
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$validationResult = $this->validateDrawParameters($gift_bag_id, $user_id, $gift_user_ids,$total_price);
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if ($validationResult !== true) {
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return $validationResult;
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}
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//2.预计算抽奖结果
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$precomputeResult = $this->precomputeDrawResults($gift_bag_id, $total_num, $gift_user_ids,$periods );
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$precomputedResults = $precomputeResult['precomputedResults']; //预计算结果集
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$availableGiftss = $precomputeResult['precomputedResultss']; //可用礼物/需更新的礼物/需更新
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if (count($precomputedResults) != $total_num) {
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// 记录错误到Redis
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// 使用正确的Redis方法存储数据
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$key = 'blind_box_draw_world_errors_' . date('Y-m-d-H-i-s');
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$errorData = [
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'total_num' => $total_num,
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'actual_num' => count($precomputedResults),
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'room_id' => $room_id,
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'user_id' => $user_id,
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'gift_bag_id' => $gift_bag_id,
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'num' => $num,
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'gift_user_ids' => $gift_user_ids,
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'precomputedResults' => $precomputedResults,
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];
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$this->redis->setex($key, 86400 * 7, "超出数量".json_encode($errorData));
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return ['code' => 0, 'msg' => '网络加载失败，请重试！', 'data' => null];
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}
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$giftCounts = $this->countGifts($precomputedResults);
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foreach ($giftCounts as $giftId => $count) {
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if($count['count'] > $count['quantity']){
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$key = 'blind_box_draw_world_errors_' . date('Y-m-d-H-i-s');
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$errorData = [
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'count' => $count['count'],
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'quantity' => $count['quantity'],
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'gift_bag_id' => $gift_bag_id,
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'user_id' => $user_id,
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'gift_user_ids' => $gift_user_ids,
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'num' => $num,
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'giftUserCountsJianCha' => $count,
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];
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$this->redis->setex($key, 86400 * 7, "礼物数量超出限制 ".json_encode($errorData));
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return ['code' => 0, 'msg' => '网络加载失败，请重试！', 'data' => null];
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}
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}
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// 4. 执行抽奖事务（核心操作）
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$transactionResult = $this->executeDrawTransaction(
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$bag_data,
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$user_id,
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$room_id,
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$num,
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$total_price,
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$precomputedResults,
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$availableGiftss,
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$heart_id,
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$auction_id
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);
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if ($transactionResult['code'] !== 1) {
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return $transactionResult;
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}
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$boxTurntableLog = $transactionResult['data']['log_id'];
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$giftCounts = $transactionResult['data']['gift_counts'];
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// 5. 处理后续操作（非事务性操作）
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$this->handlePostDrawOperations(
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$precomputedResults,
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$boxTurntableLog,
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$room_id
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);
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// 6. 构建并返回结果
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return $this->buildDrawResult($boxTurntableLog, $giftCounts);
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}
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/**
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* 预计算抽奖结果
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*/
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private function precomputeDrawResults($gift_bag_id, $total_num, $gift_user_ids,$periods)
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{
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$pan_total_draw_times = $this->getCachedPanDrawTimes($gift_bag_id); //总抽奖次数
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$pan_total_remaining = $this->getCachedPanTotalRemaining($gift_bag_id); //剩余数量
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//获取可用礼物
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$availableGifts = $this->getAvailableGifts($gift_bag_id,$pan_total_draw_times+$total_num);
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$giftInfoMap = cache::get("pan_gift_info_map".$gift_bag_id); //预加载礼物信息
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$remaining_available_gifts = [];
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if (empty($availableGifts) ||$pan_total_remaining ==0) {
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//重置奖池
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$availableGifts = $this->resetPoolAndReload($gift_bag_id);
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if (empty($availableGifts)) {
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throw new \Exception('重置奖池后仍无可用礼物');
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}
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$pan_total_draw_times = $this->getCachedPanDrawTimes($gift_bag_id,"clear");//总抽奖次数重置
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}else{
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if ($pan_total_remaining < $total_num) {
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$remaining_available_gifts = $availableGifts; // 保存当前剩余礼物作为上期剩余
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//重置奖池
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$availableGifts = $this->resetPoolAndReload($gift_bag_id);
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if (empty($availableGifts)) {
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throw new \Exception('重置奖池后仍无可用礼物');
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}
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$pan_total_draw_times = $this->getCachedPanDrawTimes($gift_bag_id,"clear");;//总抽奖次数重置
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}
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}
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// 5. 使用Alias Method预计算抽奖结果（O(1)复杂度）
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$precomputedResults = [];
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$precomputedResultss = [];
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// 计算上期剩余礼物总数
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$remainingGiftCount = array_sum(array_column($remaining_available_gifts, 'remaining_number'));
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$newGiftsNeeded = max(0, $total_num - $remainingGiftCount); // 计算还需要多少礼物从新奖池中抽取
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// 先从上期剩余礼物中分配
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if (!empty($remaining_available_gifts)) {
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$aliasTableForRemaining = $this->buildAliasTable($remaining_available_gifts);
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// 计算上期剩余礼物总数
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foreach ($gift_user_ids as $giftUserId) {
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// 为每个用户先分配上期剩余礼物
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$userRemainingAllocation = floor($remainingGiftCount / $total_num);
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if (count($gift_user_ids) > 0) { // 防止除零错误
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$extraGifts = $remainingGiftCount % count($gift_user_ids);
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if (array_search($giftUserId, $gift_user_ids) < $extraGifts) {
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$userRemainingAllocation++;
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}
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}
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for ($i = 0; $i < $userRemainingAllocation; $i++) {
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$selectedGift = $this->selectGiftWithAliasMethod($aliasTableForRemaining);
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if ($selectedGift) {
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$gift = $giftInfoMap[$selectedGift['foreign_id']];
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$precomputedResults[] = [
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'gift_user_id' => $giftUserId,
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'gift_bag_detail' => $selectedGift,
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'gift' => $gift,
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'draw_times' => $this->getCachedPanDrawTimes($gift_bag_id),
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'periods' => $periods,
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];
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$this->getCachedXlhPeriodsNum("set");//添加寻乐会条件次数
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$pan_total_draw_times = $this->getCachedPanDrawTimes($gift_bag_id,"set"); // 总抽奖次数
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}
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}
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}
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$pan_total_draw_times = $this->getCachedPanDrawTimes($gift_bag_id,"clear");//总抽奖次数重置
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}
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// 再从新奖池中分配剩余所需礼物
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if ($newGiftsNeeded > 0 && !empty($availableGifts)) {
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$aliasTableForNew = $this->buildAliasTable($availableGifts);
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foreach ($gift_user_ids as $giftUserId) {
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// 计算每个用户需要从新奖池获得的礼物数量
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$userNewAllocation = floor($newGiftsNeeded / count($gift_user_ids));
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if (count($gift_user_ids) > 0) {
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$extraGifts = $newGiftsNeeded % count($gift_user_ids);
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if (array_search($giftUserId, $gift_user_ids) < $extraGifts) {
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$userNewAllocation++;
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}
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}
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for ($i = 0; $i < $userNewAllocation; $i++) {
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$selectedGift = $this->selectGiftWithAliasMethod($aliasTableForNew);
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if ($selectedGift) {
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$gift = $giftInfoMap[$selectedGift['foreign_id']]??[];
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$precomputedResults[] = [
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'gift_user_id' => $giftUserId,
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'gift_bag_detail' => $selectedGift,
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'gift' => $gift,
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'draw_times' => $this->getCachedPanDrawTimes($gift_bag_id),
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'periods' => $periods,
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];
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$precomputedResultss[] = [
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'gift_user_id' => $giftUserId,
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'gift_bag_detail' => $selectedGift,
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'gift' => $gift,
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'draw_times' => $this->getCachedPanDrawTimes($gift_bag_id),
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'periods' => $periods,
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];
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//更新相关缓存数据
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$pan_total_draw_times = $this->getCachedPanDrawTimes($gift_bag_id,"set"); //总抽奖次数+1
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$pan_total_remaining = $this->getCachedPanTotalRemaining($gift_bag_id,"set"); //剩余数量-1
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// 更新房间巡乐会次数
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$this->getCachedXlhPeriodsNum("set");
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// 更新Alias表
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$this->updateAliasTable($aliasTableForNew, $selectedGift['id']);
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}
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}
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}
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}
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return ['precomputedResults' => $precomputedResults, 'precomputedResultss' => $precomputedResultss];
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}
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/**
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* 更新Alias表（模拟库存减少）
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*/
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private function updateAliasTable(&$aliasTable, $giftId)
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{
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// 查找礼物在Alias表中的位置
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$gifts = &$aliasTable['gifts'];
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$indexMap = &$aliasTable['index_map'];
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foreach ($gifts as &$gift) {
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if ($gift['id'] == $giftId) {
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$gift['remaining_number']--;
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break;
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}
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}
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// 重新构建Alias表（当剩余数量变化较大时）
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// 这里可以根据实际情况调整重建频率
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$totalRemaining = array_sum(array_column($gifts, 'remaining_number'));
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if ($totalRemaining <= 0) {
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$aliasTable = null;
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}
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}
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/**
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* 验证抽奖参数
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*/
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private function validateDrawParameters($gift_bag_id, $user_id, $gift_user_ids, $total_price)
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{
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// 提前验证收礼人
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if (in_array($user_id, $gift_user_ids)) {
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return ['code' => 0, 'msg' => "收礼人不能包含自己", 'data' => null];
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}
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// 验证用户ID
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if (empty($user_id)) {
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return ['code' => 0, 'msg' => '用户ID不能为空', 'data' => null];
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}
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// 验证盲盒ID
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if (empty($gift_bag_id)) {
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return ['code' => 0, 'msg' => '盲盒ID不能为空', 'data' => null];
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}
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// 检查用户金币
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$user_waller = db::name('user_wallet')
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->where(['user_id' => $user_id])
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->find();
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if (!$user_waller) {
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return ['code' => 0, 'msg' => '用户钱包不存在', 'data' => null];
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}
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if ($user_waller['coin'] < $total_price) {
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return ['code' => 0, 'msg' => '用户金币不足', 'data' => null];
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}
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return true;
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}
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//获取转盘礼包详细信息【缓存】
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private function getCachedGiftBag($gift_bag_id,$is_cache = true) {
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$cacheKey = "pan_gift_bag".$gift_bag_id;
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$gift_bag_data = Cache::get($cacheKey);
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if (!$gift_bag_data || !$is_cache) {
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$bag_data = db::name("vs_gift_bag")
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->field('id,name,ext,periods')
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->where('id', $gift_bag_id)
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->find();
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if (!$bag_data) {
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return [];
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}
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$gift_bag_data = json_decode($bag_data['ext'], true);
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$gift_bag_data['gift_bag_id'] = $gift_bag_id;
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$gift_bag_data['gift_bag_name'] = $bag_data['name'];
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$gift_bag_data['periods'] = $bag_data['periods'];
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$gift_bag_data['gift_price'] = DB::name("vs_gift") ->where(['gid' => $gift_bag_data['gift_id']])->value('gift_price');
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Cache::set($cacheKey, $gift_bag_data, $this->cache_time);
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}
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return $gift_bag_data;
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}
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//获取奖池详细信息【缓存】
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private function getCachedGiftBagDetail($gift_bag_id,$is_cache = true) {
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$cacheKey = "pan_gift_bag_detail".$gift_bag_id;
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$pan_gift_bag_detail = Cache::get($cacheKey);
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if (empty($pan_gift_bag_detail) || !$is_cache) {
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$pan_gift_bag_detail = db::name("vs_gift_bag_detail")
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->field('id,quantity,remaining_number,weight,foreign_id,gift_bag_id')
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->where(['gift_bag_id' => $gift_bag_id])
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->select();
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if (!$pan_gift_bag_detail) {
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return [];
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}
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$total_quantity = array_sum(array_column( $pan_gift_bag_detail, 'quantity'));
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$total_remaining = array_sum(array_column($pan_gift_bag_detail, 'remaining_number'));
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$total_draw_times = max(0, $total_quantity - $total_remaining); //总抽奖次数
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$gift_info_map = [];
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$gift_ids = array_unique(array_column($pan_gift_bag_detail, 'foreign_id'));
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if (!empty($gift_ids)) {
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foreach ($gift_ids as $gift_id) {
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$gift_info_map[$gift_id] = db::name("vs_gift")
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->field('gid,gift_name,gift_price,base_image')
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->where(['gid' => $gift_id])
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->find();
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}
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}
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Cache::set($cacheKey, $pan_gift_bag_detail, $this->cache_time);
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Cache::set("pan_gift_info_map".$gift_bag_id, $gift_info_map, $this->cache_time);
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Cache::set("pan_total_quantity".$gift_bag_id, $total_quantity, $this->cache_time);
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Cache::set("pan_total_remaining".$gift_bag_id, $total_remaining, $this->cache_time);
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Cache::set("pan_total_draw_times".$gift_bag_id, $total_draw_times, $this->cache_time);
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}
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return $pan_gift_bag_detail;
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}
|
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|
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/**
|
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* 获取可用礼物
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* @param $gift_bag_id
|
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* @param $total_draw_times 总抽奖次数
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*/
|
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private function getAvailableGifts($gift_bag_id, $pan_total_draw_times = 0)
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{
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$gift_bag_detail_data = $this->getCachedGiftBagDetail($gift_bag_id);
|
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$gift_detail_data = [];
|
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foreach ($gift_bag_detail_data as $item) {
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if($item['remaining_number'] > 0 && $item['weight']<=$pan_total_draw_times && $item['quantity'] > 0){
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$gift_detail_data[] = $item;
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}
|
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}
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return $gift_detail_data;
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}
|
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|
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/**
|
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* 重置奖池并重新加载
|
||
*/
|
||
private function resetPoolAndReload($gift_bag_id)
|
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{
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// 重置剩余数量
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||
Db::name("vs_gift_bag_detail")
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->where(['gift_bag_id' => $gift_bag_id])
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->update(['remaining_number' => Db::raw('quantity')]);
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// 清除缓存
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||
Cache::rm("pan_gift_bag_detail".$gift_bag_id);
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// 重新获取可用礼物
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return $this->getAvailableGifts($gift_bag_id);
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}
|
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|
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/**
|
||
* 使用Alias Method选择礼物（O(1)复杂度）
|
||
*/
|
||
private function selectGiftWithAliasMethod($aliasTable)
|
||
{
|
||
if (!$aliasTable) return null;
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||
|
||
$n = $aliasTable['n'];
|
||
$k = mt_rand(0, $n - 1);
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||
|
||
// 随机选择
|
||
if (mt_rand() / mt_getrandmax() < $aliasTable['prob'][$k]) {
|
||
return $aliasTable['index_map'][$k];
|
||
} else {
|
||
return $aliasTable['index_map'][$aliasTable['alias'][$k]] ?? null;
|
||
}
|
||
}
|
||
/**
|
||
* 构建Alias表（O(n)复杂度，只执行一次）
|
||
*/
|
||
private function buildAliasTable($gifts)
|
||
{
|
||
print_r($gifts);die;
|
||
$n = count($gifts);
|
||
if ($n === 0) return null;
|
||
|
||
$totalRemaining = array_sum(array_column($gifts, 'remaining_number'));
|
||
if ($totalRemaining <= 0) return null;
|
||
|
||
// 初始化Alias表
|
||
$small = [];
|
||
$large = [];
|
||
$prob = [];
|
||
$alias = [];
|
||
$indexMap = [];
|
||
|
||
// 归一化概率并填充索引映射
|
||
foreach ($gifts as $i => $gift) {
|
||
if ($gift['remaining_number'] <= 0) continue;
|
||
$indexMap[$i] = $gift;
|
||
$prob[$i] = $gift['remaining_number'] * $n / $totalRemaining;
|
||
if ($prob[$i] < 1.0) {
|
||
$small[] = $i;
|
||
} else {
|
||
$large[] = $i;
|
||
}
|
||
}
|
||
|
||
// 构建Alias表
|
||
while (!empty($small) && !empty($large)) {
|
||
$s = array_pop($small);
|
||
$l = array_pop($large);
|
||
$alias[$s] = $l;
|
||
$prob[$l] = ($prob[$l] + $prob[$s]) - 1.0;
|
||
|
||
if ($prob[$l] < 1.0) {
|
||
$small[] = $l;
|
||
} else {
|
||
$large[] = $l;
|
||
}
|
||
}
|
||
|
||
return [
|
||
'n' => $n,
|
||
'prob' => $prob,
|
||
'alias' => $alias,
|
||
'index_map' => $indexMap,
|
||
'gifts' => $gifts
|
||
];
|
||
}
|
||
|
||
|
||
/**
|
||
* 更新礼物剩余数量
|
||
*/
|
||
private function updateGiftRemainingNumber($gift_bag_detail_id)
|
||
{
|
||
Db::name("vs_gift_bag_detail")
|
||
->where(['id' => $gift_bag_detail_id])
|
||
->setDec('remaining_number', 1);
|
||
}
|
||
|
||
/**
|
||
* 更新缓存中的奖池信息
|
||
*/
|
||
private function updateCachedGiftBagDetail($gift_bag_id, $detail_id, $decrement = 1) {
|
||
$cacheKey = "pan_gift_bag_detail".$gift_bag_id;
|
||
$gift_bag_detail_data = Cache::get($cacheKey);
|
||
|
||
if ($gift_bag_detail_data) {
|
||
foreach ($gift_bag_detail_data as &$item) {
|
||
if ($item['id'] == $detail_id) {
|
||
$item['remaining_number'] -= $decrement;
|
||
break;
|
||
}
|
||
}
|
||
Cache::set($cacheKey, $gift_bag_detail_data, $this->cache_time);
|
||
}
|
||
}
|
||
/**
|
||
* 获取奖池总库存
|
||
*/
|
||
private function getCachedPanTotalQuantity($gift_bag_id) {
|
||
$cacheKey = "pan_total_quantity".$gift_bag_id;
|
||
$pan_total_quantity = Cache::get($cacheKey);
|
||
if(!$pan_total_quantity) {
|
||
$pan_total_quantity = Db::name("vs_gift_bag_detail")
|
||
->where(['gift_bag_id' => $gift_bag_id])
|
||
->sum('quantity');
|
||
Cache::set($cacheKey, $pan_total_quantity, $this->cache_time);
|
||
}
|
||
return $pan_total_quantity;
|
||
}
|
||
/**
|
||
* 获取奖池剩余库存
|
||
*/
|
||
private function getCachedPanTotalRemaining($gift_bag_id, $type="get", $check_num=1) {
|
||
$cacheKey = "pan_total_remaining".$gift_bag_id;
|
||
$pan_total_quantity = Cache::get($cacheKey);
|
||
if($type == "set"){
|
||
$pan_total_quantity = $pan_total_quantity-$check_num;
|
||
if($pan_total_quantity < 0){
|
||
$pan_total_quantity = 0;
|
||
}
|
||
Cache::set($cacheKey, $pan_total_quantity, $this->cache_time);
|
||
}elseif($type == "clear"){
|
||
$pan_total_quantity = 0;
|
||
Cache::set($cacheKey, $pan_total_quantity, $this->cache_time);
|
||
} else{
|
||
if(!$pan_total_quantity) {
|
||
$pan_total_quantity = Db::name("vs_gift_bag_detail")
|
||
->where(['gift_bag_id' => $gift_bag_id])
|
||
->sum('remaining_number');
|
||
Cache::set($cacheKey, $pan_total_quantity, $this->cache_time);
|
||
}
|
||
}
|
||
|
||
return $pan_total_quantity;
|
||
}
|
||
/**
|
||
* 获取缓存的抽奖次数
|
||
*/
|
||
private function getCachedPanDrawTimes($gift_bag_id,$type="get") {
|
||
$cacheKey = "pan_total_draw".$gift_bag_id;
|
||
$total_draw_times = Cache::get($cacheKey) ?? 0;
|
||
if($type == "set"){
|
||
$total_draw_times = $total_draw_times+1;
|
||
Cache::set($cacheKey, $total_draw_times, $this->cache_time);
|
||
}elseif($type == "clear"){
|
||
$total_draw_times = 0;
|
||
Cache::set($cacheKey, $total_draw_times, $this->cache_time);
|
||
}
|
||
return $total_draw_times;
|
||
}
|
||
/**
|
||
* 获取缓存的巡乐会开启次数
|
||
*/
|
||
private function getCachedXlhPeriodsNum($type="get",$num=1) {
|
||
$cacheKey = "xlh_periods_num";
|
||
$xlh_periods_num = Cache::get($cacheKey) ?? 0;
|
||
if($type=="set"){
|
||
$xlh_periods_num = $xlh_periods_num + $num;
|
||
Cache::set($cacheKey, $xlh_periods_num, 0);
|
||
}
|
||
return $xlh_periods_num;
|
||
}
|
||
/**
|
||
* 获取缓存的巡乐会期数
|
||
*/
|
||
private function getCachedXlhPeriods($type="get",$periods=1) {
|
||
$cacheKey = "pan_this_xlh_periods";
|
||
$xlh_periods_num = Cache::get($cacheKey) ?? 0;
|
||
if($type=="set"){
|
||
$xlh_periods_num = $periods;
|
||
Cache::set($cacheKey, $xlh_periods_num, 0);
|
||
}
|
||
return $xlh_periods_num;
|
||
}
|
||
|
||
//开始更新操作：
|
||
/**
|
||
* 执行抽奖事务（核心操作）
|
||
*/
|
||
private function executeDrawTransaction($bag_data, $user_id, $room_id, $num,$total_price, $precomputedResults,$availableGiftss,$heart_id,$auction_id)
|
||
{
|
||
try {
|
||
db::startTrans();
|
||
// 按照固定顺序处理事务步骤
|
||
// 1. 扣除用户金币（优先处理）
|
||
$this->deductUserCoins($user_id, $total_price, $room_id);
|
||
// 2. 创建抽奖记录
|
||
$boxTurntableLog = db::name('vs_blind_box_turntable_log')->insertGetId([
|
||
'user_id' => $user_id,
|
||
'gift_bag_id' => $bag_data['gift_bag_id'],
|
||
'num' => $num,
|
||
'room_id' => $room_id,
|
||
'bag_price' => $bag_data['gift_price'],
|
||
'createtime' => time()
|
||
]);
|
||
if (!$boxTurntableLog) {
|
||
throw new \Exception('添加盲盒转盘记录失败');
|
||
}
|
||
// 3. 批量更新库存（按ID排序避免死锁）
|
||
$this->batchUpdateGiftInventory($availableGiftss);
|
||
|
||
// 4. 批量插入礼包发放记录
|
||
$this->batchInsertGiftBagReceiveLog($bag_data,$user_id, $boxTurntableLog,$room_id, $precomputedResults);
|
||
|
||
// 5. 发送礼物
|
||
$result = $this->sendGiftsToRecipients($precomputedResults, $room_id,$user_id,$heart_id,$auction_id);
|
||
if (isset($result['code']) && $result['code'] !== 1) {
|
||
throw new \Exception($result['msg']);
|
||
}
|
||
|
||
db::commit();
|
||
|
||
// 统计礼物数量
|
||
$giftCounts = $this->countGifts($precomputedResults);
|
||
|
||
return [
|
||
'code' => 1,
|
||
'msg' => '事务执行成功',
|
||
'data' => [
|
||
'log_id' => $boxTurntableLog,
|
||
'gift_counts' => $giftCounts
|
||
]
|
||
];
|
||
} catch (\Exception $e) {
|
||
db::rollback();
|
||
throw new \Exception($e->getMessage());
|
||
}
|
||
}
|
||
/**
|
||
* 扣除用户金币
|
||
*/
|
||
private function deductUserCoins($user_id, $bagGiftPrice, $room_id)
|
||
{
|
||
// 使用悲观锁查询用户钱包
|
||
$userWallet = db::name('user_wallet')
|
||
->where(['user_id' => $user_id])
|
||
->find();
|
||
if (!$userWallet || $userWallet['coin'] < $bagGiftPrice) {
|
||
throw new \Exception('用户金币不足');
|
||
}
|
||
$walletUpdate = model('GiveGift')->change_user_cion_or_earnings_log(
|
||
$user_id,
|
||
$bagGiftPrice,
|
||
$room_id,
|
||
1,
|
||
10,
|
||
'盲盒转盘抽奖消耗'
|
||
);
|
||
if (!$walletUpdate) {
|
||
throw new \Exception('扣除用户金币失败');
|
||
}
|
||
//更新用户等级
|
||
$userLevel = model('Level')->user_level_data_update(
|
||
$user_id,
|
||
$bagGiftPrice,
|
||
1,
|
||
$room_id
|
||
);
|
||
if (!$userLevel) {
|
||
throw new \Exception('用户等级更新失败');
|
||
}
|
||
}
|
||
/**
|
||
* 批量更新礼物库存
|
||
*/
|
||
private function batchUpdateGiftInventory($precomputedResults)
|
||
{
|
||
// 按礼物ID分组统计需要减少的数量
|
||
$inventoryUpdates = [];
|
||
foreach ($precomputedResults as $result) {
|
||
$giftId = $result['gift_bag_detail']['id']??0;
|
||
$inventoryUpdates[$giftId] = ($inventoryUpdates[$giftId] ?? 0) + 1;
|
||
}
|
||
|
||
// 按ID排序避免死锁
|
||
ksort($inventoryUpdates);
|
||
|
||
// 批量更新
|
||
foreach ($inventoryUpdates as $giftId => $count) {
|
||
$giftBagDetail = Db::name("vs_gift_bag_detail")
|
||
->where('id', $giftId)
|
||
->find();
|
||
if (!$giftBagDetail) {
|
||
throw new \Exception("礼物详情不存在，ID: " . $giftId);
|
||
}
|
||
// 检查库存是否足够
|
||
if ($giftBagDetail['remaining_number'] < $count) {
|
||
throw new \Exception("礼物库存不足，ID: " . $giftId);
|
||
}
|
||
$ret = db::name("vs_gift_bag_detail")->where('id',$giftId)
|
||
->setDec('remaining_number', $count);
|
||
if (!$ret) {
|
||
throw new \Exception('更新礼物剩余数量失败');
|
||
}
|
||
|
||
// 同时更新缓存中的库存信息
|
||
$this->updateCachedGiftBagDetail($giftBagDetail['gift_bag_id'], $giftId, $count);
|
||
}
|
||
}
|
||
|
||
/**
|
||
* 批量插入礼包发放记录
|
||
*/
|
||
private function batchInsertGiftBagReceiveLog($bag_data,$user_id, $boxTurntableLog,$room_id, $precomputedResults)
|
||
{
|
||
|
||
$batchInsertData = [];
|
||
|
||
foreach ($precomputedResults as $result) {
|
||
if(!isset($result['gift']['gift_price'])){
|
||
Log::record('数据报错:'.json_encode($result),"info");
|
||
}
|
||
$batchInsertData[] = [
|
||
'user_id' => $user_id,
|
||
'gift_user_id' => $result['gift_user_id'],
|
||
'parent_id' => $boxTurntableLog,
|
||
'gift_bag_id' => $bag_data['gift_bag_id'],
|
||
'gift_id' => $result['gift_bag_detail']['foreign_id'],
|
||
'periods' => $result['periods'],
|
||
'room_id' => $room_id,
|
||
'gift_price' => $result['gift']['gift_price'],
|
||
'bag_price' => $bag_data['gift_price'],
|
||
'createtime' => time()
|
||
];
|
||
}
|
||
if (!empty($batchInsertData)) {
|
||
$insertResult = db::name("vs_gift_bag_receive_pan_log")->insertAll($batchInsertData);
|
||
if (!$insertResult) {
|
||
throw new \Exception('插入礼包发放记录失败');
|
||
}
|
||
}
|
||
}
|
||
|
||
/**
|
||
* 发送礼物给接收者
|
||
*/
|
||
private function sendGiftsToRecipients($precomputedResults, $room_id,$user_id,$heart_id,$auction_id)
|
||
{
|
||
// 统计每个用户每个礼物的数量
|
||
$giftUserCounts = [];
|
||
foreach ($precomputedResults as $result) {
|
||
$key = $result['gift_user_id'] . '_' . $result['gift_bag_detail']['foreign_id'];
|
||
if (!isset($giftUserCounts[$key])) {
|
||
$giftUserCounts[$key] = [
|
||
'gift_user_id' => $result['gift_user_id'],
|
||
'gift_id' => $result['gift_bag_detail']['foreign_id'],
|
||
'count' => 0,
|
||
'gift_price' => $result['gift']['gift_price']
|
||
];
|
||
}
|
||
$giftUserCounts[$key]['count']++;
|
||
}
|
||
|
||
// 批量发送礼物
|
||
foreach ($giftUserCounts as $userGift) {
|
||
if($userGift['count'] > 9){ //防止礼物超发，礼物超10个则不发送
|
||
continue;
|
||
}
|
||
$giveGiftExt = [
|
||
'gift_id' => $userGift['gift_id'],
|
||
'count' => $userGift['count'],
|
||
'gift_price' => $userGift['gift_price'],
|
||
'all_gift_price' => $userGift['gift_price'] * $userGift['count'],
|
||
'is_draw_gift' => 1
|
||
];
|
||
if(!empty($auction_id)){ //竞拍
|
||
model('RoomAuction')->room_auction_join($auction_id,$user_id,$userGift['gift_id'],$userGift['count'],2,$giveGiftExt);
|
||
}else{
|
||
$res = model('Room')->room_gift(
|
||
$user_id,
|
||
$userGift['gift_user_id'],
|
||
$userGift['gift_id'],
|
||
$userGift['count'],
|
||
1,
|
||
$room_id,
|
||
0,
|
||
$heart_id,
|
||
$giveGiftExt
|
||
);
|
||
}
|
||
if (isset($res) && $res['code'] != 1) {
|
||
Log::record('发送礼物失败: ' . $res['msg'] . $userGift['gift_user_id'], "info");
|
||
return ['code' => 0, 'msg' => $res['msg'], 'data' => null];
|
||
}
|
||
}
|
||
return ['code' => 1, 'msg' => '发送礼物成功', 'data' => null];
|
||
}
|
||
/**
|
||
* 统计礼物数量
|
||
*/
|
||
private function countGifts($precomputedResults)
|
||
{
|
||
$giftCounts = [];
|
||
foreach ($precomputedResults as $result) {
|
||
$giftId = $result['gift_bag_detail']['foreign_id'];
|
||
if (!isset($giftCounts[$giftId])) {
|
||
$giftCounts[$giftId] = [
|
||
'gift_user_id' => $result['gift_user_id'],
|
||
'gift_id' => $giftId,
|
||
'count' => 0,
|
||
'gift_price' => $result['gift']['gift_price'],
|
||
'quantity' => $result['gift_bag_detail']['quantity']
|
||
];
|
||
}
|
||
$giftCounts[$giftId]['count']++;
|
||
}
|
||
return $giftCounts;
|
||
}
|
||
/**
|
||
* 处理抽奖后的后续操作（非事务性）
|
||
*/
|
||
private function handlePostDrawOperations(
|
||
$precomputedResults,
|
||
$boxTurntableLog,
|
||
$room_id
|
||
) {
|
||
// 获取巡乐会配置（使用缓存）
|
||
$xlh_ext = $this->getCachedGiftBag(13);
|
||
// 1. 批量插入盲盒转盘结果记录
|
||
$this->batchInsertBlindBoxResults($precomputedResults, $boxTurntableLog);
|
||
// 2. 处理巡乐会相关操作
|
||
if (!empty($xlh_ext) && $xlh_ext['inlet_bag_id'] == $precomputedResults[0]['gift_bag_detail']['gift_bag_id']) {
|
||
$this->handleXlhOperations($room_id, $xlh_ext);
|
||
}
|
||
}
|
||
/**
|
||
* 批量插入盲盒转盘结果记录
|
||
*/
|
||
private function batchInsertBlindBoxResults($precomputedResults, $boxTurntableLog)
|
||
{
|
||
// 统计每个用户每个礼物的数量
|
||
$giftUserCounts = $this->countGifts($precomputedResults);
|
||
// 批量插入
|
||
$batchInsertData = [];
|
||
foreach ($giftUserCounts as $userGift) {
|
||
$batchInsertData[] = [
|
||
'tid' => $boxTurntableLog,
|
||
'gift_user_id' => $userGift['gift_user_id'],
|
||
'gift_id' => $userGift['gift_id'],
|
||
'count' => $userGift['count'],
|
||
'gift_price' => $userGift['gift_price'],
|
||
'all_gift_price' => $userGift['gift_price'] * $userGift['count'],
|
||
'createtime' => time(),
|
||
'heart_id' => 0
|
||
];
|
||
}
|
||
if (!empty($batchInsertData)) {
|
||
db::name('vs_blind_box_turntable_results_log')->insertAll($batchInsertData);
|
||
}
|
||
}
|
||
/**
|
||
* 处理巡乐会相关操作
|
||
*/
|
||
private function handleXlhOperations($room_id, $xlh_ext)
|
||
{
|
||
$xlhIsPiaoPing = 0;
|
||
$xlhPeriodsNum = $this->getCachedXlhPeriodsNum("get");
|
||
if($xlhPeriodsNum == $xlh_ext['open_condition']['waiting_start_num']){
|
||
$xlhIsPiaoPing = 1;
|
||
}
|
||
if($xlhPeriodsNum == $xlh_ext['open_condition']['start_num']){
|
||
$xlhIsPiaoPing = 2;
|
||
}
|
||
// 处理飘屏
|
||
if ($xlhIsPiaoPing == 1 || $xlhIsPiaoPing == 2) {
|
||
$this->handleXlhPiaoPing($room_id, $xlh_ext, $xlhIsPiaoPing);
|
||
}
|
||
|
||
$this->updateAndPushXlhStatus($room_id, $xlh_ext);
|
||
}
|
||
private function handleXlhPiaoPing($room_id, $xlh_ext, $xlhIsPiaoPing){
|
||
if($xlhIsPiaoPing == 1){
|
||
// 即将开始推送飘屏
|
||
$text = "巡乐会即将开始...";
|
||
// 推送礼物横幅
|
||
$push = new Push(UID, $room_id);
|
||
$text_list_new = [
|
||
'text' => $text,
|
||
'room_id' => $room_id,
|
||
'from_type' => 101
|
||
];
|
||
$push->xunlehui($text_list_new);
|
||
}
|
||
if($xlhIsPiaoPing == 2){
|
||
// 正式开始推送飘屏
|
||
$text = "巡乐会游戏已正式开启...";
|
||
// 推送礼物横幅
|
||
$push = new Push(UID, $room_id);
|
||
$text_list_new = [
|
||
'text' => $text,
|
||
'room_id' => $room_id,
|
||
'from_type' => 102
|
||
];
|
||
$push->xunlehui($text_list_new);
|
||
// 巡乐会正式开始
|
||
$this_xlh_periods = $this->getCachedXlhPeriods('get');
|
||
$pan_xlh_id = db::name('vs_room_pan_xlh')->insertGetId([
|
||
'room_id' => $room_id,
|
||
'gift_id' => $xlh_ext['locking_condition']['locking_gift_id'],
|
||
'homeowner_gift_id' => $xlh_ext['locking_condition']['give_homeowner_gift_id'],
|
||
'periods' => $this_xlh_periods+1,
|
||
'num' => 0,
|
||
'end_time' => time() + $xlh_ext['locking_time']['end_time'] * 60,
|
||
'createtime' => time()
|
||
]);
|
||
if(!$pan_xlh_id){
|
||
return ['code' => 0, 'msg' => '创建巡乐会失败!', 'data' => []];
|
||
}
|
||
$this->getCachedXlhPeriods('set', $this_xlh_periods+1);//修改巡乐会期数
|
||
}
|
||
}
|
||
private function updateAndPushXlhStatus($room_id, $xlh_ext){
|
||
$xlh['waiting_start_num'] = $xlh_ext['open_condition']['waiting_start_num'];//等待开奖次数
|
||
$xlh['start_num'] = $xlh_ext['open_condition']['start_num'];//开始开奖次数
|
||
// 当前抽奖次数
|
||
$xlh['current_num'] = $this->getCachedXlhPeriodsNum("get");
|
||
$xlh['end_time'] = 0;
|
||
// 状态
|
||
if($xlh['current_num'] >= $xlh_ext['open_condition']['start_num']){
|
||
$xlh['status'] = 1;//状态 1:巡乐会开始 2:即将开始开始 0:等待开始
|
||
//查询巡乐会信息
|
||
$pan_xlh = db::name('vs_room_pan_xlh')->where('send_time',0)->order('id desc')->find();
|
||
if(empty($pan_xlh)){
|
||
$this->handleXlhPiaoPing($room_id, $xlh_ext, 2);
|
||
$pan_xlh = db::name('vs_room_pan_xlh')->where('send_time',0)->order('id desc')->find();
|
||
}
|
||
$xlh['end_time'] = $pan_xlh['end_time'] ?? 0;
|
||
} elseif($xlh['current_num'] >= $xlh_ext['open_condition']['waiting_start_num'] && $xlh['current_num'] < $xlh_ext['open_condition']['start_num']){
|
||
$xlh['status'] = 2;//状态 1:巡乐会开始 2:即将开始开始 0:等待开始
|
||
}else{
|
||
$xlh['status'] = 0;
|
||
}
|
||
// 推送进度条
|
||
$push = new Push(UID, $room_id);
|
||
$text_list_new = [
|
||
'xlh_data' => $xlh,
|
||
'text' => "",
|
||
'room_id' => $room_id,
|
||
'from_type' => 100
|
||
];
|
||
$push->xunlehui($text_list_new);
|
||
}
|
||
|
||
/**
|
||
* 构建抽奖结果
|
||
*/
|
||
private function buildDrawResult($boxTurntableLog, $giftCounts)
|
||
{
|
||
$resultList = [];
|
||
foreach ($giftCounts as $gift) {
|
||
$resultList[] = [
|
||
'gift_id' => $gift['gift_id'],
|
||
'count' => $gift['count']
|
||
];
|
||
}
|
||
return [
|
||
'code' => 1,
|
||
'msg' => '成功',
|
||
'data' => [
|
||
'blind_box_turntable_id' => $boxTurntableLog,
|
||
'reslut_list' => $resultList
|
||
]
|
||
];
|
||
}
|
||
|
||
/*
|
||
* 巡乐会抽奖-----------------------------------------------------------------------------------------
|
||
*/
|
||
/*
|
||
* 巡乐会抽奖（优化版）
|
||
*/
|
||
public function xlh_draw_gift($user_id, $num, $room_id)
|
||
{
|
||
$gift_bag_id = 13;
|
||
// 1. 获取并缓存盲盒配置
|
||
$ext = $this->getCachedGiftBag($gift_bag_id); //获取转盘信息
|
||
$bag_gift_price = $ext['xlh_box_price'] * $num;
|
||
// 3. 检查巡乐会状态
|
||
$pan_xlh = db::name('vs_room_pan_xlh')
|
||
->where(['send_time' => 0])
|
||
->order('id', 'desc')
|
||
->find();
|
||
if (empty($pan_xlh)) {
|
||
return ['code' => 0, 'msg' => '本轮未开始', 'data' => null];
|
||
}
|
||
if ($pan_xlh['end_time'] <= time()) {
|
||
return ['code' => 0, 'msg' => '本轮已结束', 'data' => null];
|
||
}
|
||
|
||
// 6. 预计算抽奖结果
|
||
$drawn_gifts = []; // 用于统计抽中结果
|
||
$main_prize_updates = []; // 用于记录主奖品更新
|
||
$is_zhong_jiang = 0;
|
||
|
||
|
||
// 批量处理配置
|
||
$batch_size = min(10, $num); // 每批次处理10次
|
||
$total_processed = 0;
|
||
$all_results = []; // 存储所有抽奖结果
|
||
try {
|
||
db::startTrans();
|
||
while ($total_processed < $num) {
|
||
$current_batch = min($batch_size, $num - $total_processed); // 当前批次处理数量
|
||
// 批量扣除金币（只在第一次事务中处理）
|
||
if ($total_processed == 0) {
|
||
$user_waller = db::name('user_wallet')->where(['user_id' => $user_id])->find();
|
||
if (!$user_waller || $user_waller['coin'] < $bag_gift_price) {
|
||
return ['code' => 0, 'msg' => '用户金币不足', 'data' => null];
|
||
}
|
||
$wallet_update = model('GiveGift')->change_user_cion_or_earnings_log(
|
||
$user_id,
|
||
$bag_gift_price,
|
||
$room_id,
|
||
1,
|
||
10,
|
||
$ext['gift_bag_name'].'抽奖消耗'
|
||
);
|
||
if (!$wallet_update) {
|
||
throw new \Exception('扣除用户金币失败');
|
||
}
|
||
|
||
$user_level = model('Level')->user_level_data_update(
|
||
$user_id,
|
||
$bag_gift_price,
|
||
1,
|
||
$room_id
|
||
);
|
||
if (!$user_level) {
|
||
throw new \Exception('用户等级更新失败');
|
||
}
|
||
}
|
||
|
||
// 处理当前批次的抽奖
|
||
$inventory_updates = []; // 用于记录库存变化
|
||
for ($i = 0; $i < $current_batch; $i++) {
|
||
$total_draw_times = $this->getCachedPanDrawTimes($gift_bag_id) ?? 0; //已抽奖次数
|
||
$availableGifts = $this->getAvailableGifts($gift_bag_id,$total_draw_times); //获取可用礼物
|
||
if (empty($availableGifts)) {
|
||
$availableGifts = $this->resetPoolAndReload($gift_bag_id);
|
||
if (empty($availableGifts)) {
|
||
throw new \Exception('重置奖池后仍无可用礼物');
|
||
}
|
||
}
|
||
// 从可用礼物中选择
|
||
$selected_gift = $this->selectGiftFromAvailable($availableGifts);
|
||
if (!$selected_gift) {
|
||
$gift_bag_detail = $this->resetPoolAndReload($gift_bag_id);
|
||
$selected_gift = $this->selectGiftFromAvailable($gift_bag_detail);
|
||
if(!$selected_gift){
|
||
throw new \Exception('预计算抽奖失败,重置后无可用礼物');
|
||
}
|
||
}
|
||
// 记录库存变化
|
||
$inventory_updates[$selected_gift['id']] = ($inventory_updates[$selected_gift['id']] ?? 0) + 1;
|
||
// 记录抽中结果
|
||
$gift_id = $selected_gift['foreign_id'];
|
||
$drawn_gifts[$gift_id] = ($drawn_gifts[$gift_id] ?? 0) + 1;
|
||
// 处理主奖品
|
||
if ($gift_id == $ext['locking_condition']['selected_gift_id']) {
|
||
$pan_xlh_num = cache::get('pan_xlh_num_'.$gift_bag_id.'_'.$pan_xlh['id']);
|
||
if(!$pan_xlh_num){
|
||
$pan_xlh_num = $pan_xlh['num'] ?? 0;
|
||
}
|
||
$pan_xlh_num++;
|
||
cache::set('pan_xlh_num_'.$gift_bag_id.'_'.$pan_xlh['id'], $pan_xlh_num);
|
||
$main_prize_updates[] = [
|
||
'num' => $pan_xlh_num,
|
||
'user_id' => $user_id,
|
||
'gift_id' => $gift_id
|
||
];
|
||
|
||
// 计算延长时间
|
||
$add_end_time = $this->calculateEndTime($pan_xlh_num, $ext);
|
||
$end_time = time() + $add_end_time;
|
||
|
||
// 记录主奖品更新
|
||
$main_prize_updates[count($main_prize_updates) - 1]['end_time'] = $end_time;
|
||
}
|
||
|
||
// 记录完整结果
|
||
$all_results[] = [
|
||
'gift_id' => $gift_id,
|
||
'gift_detail_id' => $selected_gift['id'],
|
||
'gift_bag_detail' => $selected_gift
|
||
];
|
||
$this->updateCachedGiftBagDetail($gift_bag_id, $selected_gift['id']); // 更新缓存数据
|
||
$this->getCachedPanTotalRemaining($gift_bag_id,"set"); //剩余数量-1
|
||
$this->getCachedPanDrawTimes($gift_bag_id,"set"); //抽奖次数+1
|
||
// 检查是否需要重置奖池
|
||
$total_remaining = $this->getCachedPanTotalRemaining($gift_bag_id);
|
||
if ($total_remaining <= 0){// 剩余数量小于等于0且当前处理数量小于总数量
|
||
$availableGifts = $this->resetPoolAndReload($gift_bag_id);
|
||
if (empty($availableGifts)) {
|
||
throw new \Exception('重置奖池后仍无可用礼物');
|
||
}
|
||
}
|
||
}
|
||
// 批量更新库存
|
||
ksort($inventory_updates); // 按ID排序
|
||
foreach ($inventory_updates as $detail_id => $count) {
|
||
db::name("vs_gift_bag_detail")->where('id',$detail_id)->setDec('remaining_number', $count);
|
||
}
|
||
// 处理主奖品更新
|
||
if (!empty($main_prize_updates)) {
|
||
$last_update = end($main_prize_updates);
|
||
$pan_xlh_num = cache::get('pan_xlh_num_'.$gift_bag_id.'_'.$pan_xlh['id']);
|
||
if($last_update['num'] >= $pan_xlh_num){
|
||
db::name('vs_room_pan_xlh')->where('id', $pan_xlh['id'])->update([
|
||
'user_id' => $last_update['user_id'],
|
||
'room_id' => $room_id,
|
||
'pay_price' => $ext['xlh_box_price'],
|
||
'locking_gift_id' => $last_update['gift_id'],
|
||
'num' => $last_update['num'],
|
||
'end_time' => $last_update['end_time'],
|
||
'updatetime' => time()
|
||
]);
|
||
}
|
||
|
||
// 使用insertIgnore防止重复插入记录
|
||
db::name('vs_room_pan_xlh_log')->insert([
|
||
'xlh_id' => $pan_xlh['id'],
|
||
'user_id' => $last_update['user_id'],
|
||
'room_id' => $room_id,
|
||
'num' => $last_update['num'],
|
||
'locking_end_time' => $last_update['end_time'],
|
||
'createtime' => time()
|
||
]);
|
||
$is_zhong_jiang = 1;
|
||
unset($main_prize_updates);
|
||
}else{
|
||
$is_zhong_jiang = 0;
|
||
}
|
||
$total_processed += $current_batch;
|
||
}
|
||
// 7. 批量处理结果记录
|
||
if(count($drawn_gifts) > $num){
|
||
$key = 'xlh_draw_gift_errors_' . date('Y-m-d-H-i-s');
|
||
$errorData = [
|
||
'user_id' => $user_id,
|
||
'gift_bag_id' => $gift_bag_id,
|
||
'room_id' => $room_id,
|
||
'num' => $num,
|
||
'drawn_gifts_num' => count($drawn_gifts)
|
||
];
|
||
$this->redis->setex($key, 86400 * 7, "巡乐会抽奖失败-数量超限". ' ' .json_encode($errorData));
|
||
return ['code' => 0, 'msg' => "抽奖中,请稍等...", 'data' => null];
|
||
}
|
||
// 批量插入礼包发放记录
|
||
$gift_records = [];
|
||
$periods = $this->getCachedXlhPeriods('get') ?? 0;
|
||
foreach ($drawn_gifts as $gift_id => $count) {
|
||
$gift_records[] = [
|
||
'user_id' => $user_id,
|
||
'parent_id' => $pan_xlh['id'],
|
||
'gift_bag_id' => $gift_bag_id,
|
||
'gift_id' => $gift_id,
|
||
'periods' => $periods,
|
||
'room_id' => $room_id,
|
||
'num' => $count,
|
||
'gift_price' => cache::get("pan_gift_info_map".$gift_bag_id)[$gift_id], //预加载礼物信息,
|
||
'bag_price' => $ext['xlh_box_price'],
|
||
'createtime' => time()
|
||
];
|
||
}
|
||
if (!empty($gift_records)) {
|
||
db::name("vs_gift_bag_receive_pan_log")->insertAll($gift_records);
|
||
}
|
||
// 批量处理用户礼物包
|
||
foreach ($drawn_gifts as $gift_id => $count) {
|
||
$res = model('UserGiftPack')->change_user_gift_pack(
|
||
$user_id,
|
||
$gift_id,
|
||
$count,
|
||
model('UserGiftPack')::XLH_DRAW_GIFT_GET,
|
||
"巡乐会抽奖所得"
|
||
);
|
||
if ($res['code'] != 1) {
|
||
throw new \Exception($res['msg']);
|
||
}
|
||
}
|
||
// 添加活动记录
|
||
Db::name('vs_activities_receive')->insert([
|
||
'user_id' => $user_id,
|
||
'activities_id' => 6,
|
||
'room_id' => $room_id,
|
||
'createtime' => time(),
|
||
'updatetime' => time()
|
||
]);
|
||
db::commit();
|
||
} catch (\Exception $e) {
|
||
db::rollback();
|
||
$key = 'xlh_draw_gift_errors_' . date('Y-m-d-H-i-s');
|
||
$errorData = [
|
||
'user_id' => $user_id,
|
||
'gift_bag_id' => $gift_bag_id,
|
||
'room_id' => $room_id,
|
||
];
|
||
$this->redis->setex($key, 86400 * 7, $e->getMessage(). ' ' .json_encode($errorData));
|
||
return ['code' => 0, 'msg' => "抽奖中,请稍等...", 'data' => null];
|
||
}
|
||
// 8. 处理推送消息
|
||
if ($is_zhong_jiang == 1) {
|
||
$pan_xlh_num = cache::get('pan_xlh_num_'.$gift_bag_id.'_'.$pan_xlh['id']);
|
||
$this->handlePrizeNotification($user_id, $room_id, $pan_xlh_num, $pan_xlh['id'],$ext['locking_condition']['locking_gift_id']);
|
||
}
|
||
//删除缓存
|
||
cache::rm('pan_xlh_num_'.$gift_bag_id.'_'.$pan_xlh['id']);
|
||
// 9. 构建返回结果
|
||
return $this->buildResult($drawn_gifts);
|
||
}
|
||
|
||
/**
|
||
* 巡乐会抽奖-从可用礼物中选择一个
|
||
*/
|
||
private function selectGiftFromAvailable(array &$available_gifts)
|
||
{
|
||
$remaining = array_sum(array_column($available_gifts, 'remaining_number'));
|
||
if ($remaining <= 0) {
|
||
return null;
|
||
}
|
||
// 循环尝试直到抽中有效礼物
|
||
$max_attempts = 5; // 最大尝试次数，防止无限循环
|
||
$attempt = 0;
|
||
$selected_gift = null;
|
||
while ($attempt < $max_attempts && !$selected_gift) {
|
||
$rand_value = mt_rand(1, $remaining);
|
||
$current_sum = 0;
|
||
|
||
foreach ($available_gifts as $gift) {
|
||
if ($gift['remaining_number'] <= 0) {
|
||
continue;
|
||
}
|
||
$current_sum += $gift['remaining_number'];
|
||
if ($rand_value <= $current_sum) {
|
||
$selected_gift = $gift;
|
||
break;
|
||
}
|
||
}
|
||
$attempt++;
|
||
}
|
||
|
||
return $selected_gift;
|
||
}
|
||
/**
|
||
* 巡乐会抽奖-计算结束时间
|
||
*/
|
||
private function calculateEndTime($pan_xlh_num, $ext)
|
||
{
|
||
$cache_key = 'pna_xlh_selected_gift_id_' . $ext['locking_condition']['selected_gift_id'];
|
||
|
||
if ($pan_xlh_num <= 1) {
|
||
$add_end_time = $ext['locking_time']['tow_no_locking_time'] * 60;
|
||
Cache::set($cache_key, $add_end_time, $add_end_time);
|
||
return $add_end_time;
|
||
}
|
||
|
||
if (Cache::get($cache_key)) {
|
||
$erci_xlh_num = Cache::get($cache_key);
|
||
$add_end_time = $erci_xlh_num - $ext['locking_time']['next_time'] * 60;
|
||
Cache::set($cache_key, $add_end_time, $add_end_time);
|
||
} else {
|
||
$add_end_time = ($ext['locking_time']['tow_no_locking_time'] - $ext['locking_time']['next_time']) * 60;
|
||
}
|
||
|
||
if ($add_end_time <= 30) {
|
||
Cache::set($cache_key, 30, 30);
|
||
return 30;
|
||
}
|
||
|
||
return $add_end_time;
|
||
}
|
||
/**
|
||
* 巡乐会抽奖-处理中奖通知
|
||
*/
|
||
private function handlePrizeNotification($user_id, $room_id, $pan_xlh_num, $pan_xlh_id,$locking_gift_id)
|
||
{
|
||
$FromUserInfo = db::name('user')->field('nickname,avatar')->where(['id' => $user_id])->find();
|
||
$locking_gift = db::name('vs_gift')->field('gift_name')->where(['gid' => $locking_gift_id])->find();
|
||
$room_data = db::name('vs_room')->field('room_name,user_id')->where(['id' => $room_id])->find();
|
||
$room_user = db::name('user')->where('id',$room_data['user_id'])->field('nickname,avatar')->find();
|
||
$end_time = db::name('vs_room_pan_xlh')->where('id',$pan_xlh_id)->value('end_time');
|
||
//锁定礼物
|
||
//推送礼物横幅
|
||
$text = $FromUserInfo['nickname'] .' 巡乐会活动中锁定礼物'.$locking_gift['gift_name'].' x ' .$pan_xlh_num ;
|
||
$push = new Push(0, $room_id);
|
||
$text_list_new = [
|
||
'text' => $text,
|
||
'room_id' => $room_id,
|
||
'from_type' => 103,
|
||
'gift_num' => $pan_xlh_num,
|
||
'FromUserInfo' => $FromUserInfo,
|
||
'end_time' => $end_time,
|
||
'room_user' => $room_user
|
||
];
|
||
$push->xunlehui($text_list_new);
|
||
}
|
||
|
||
/**
|
||
* 巡乐会抽奖-构建返回结果
|
||
*/
|
||
private function buildResult($drawn_gifts)
|
||
{
|
||
$result_list = [];
|
||
$gift_info_cache = [];
|
||
|
||
foreach ($drawn_gifts as $gift_id => $count) {
|
||
if (!isset($gift_info_cache[$gift_id])) {
|
||
$gift_info = db::name('vs_gift')
|
||
->where(['gid' => $gift_id])
|
||
->find();
|
||
$gift_info_cache[$gift_id] = $gift_info;
|
||
} else {
|
||
$gift_info = $gift_info_cache[$gift_id];
|
||
}
|
||
|
||
$result_list[] = [
|
||
'gift_id' => $gift_id,
|
||
'gift_name' => $gift_info['gift_name'],
|
||
'base_image' => $gift_info['base_image'],
|
||
'gift_price' => $gift_info['gift_price'],
|
||
'count' => $count,
|
||
];
|
||
}
|
||
|
||
// 按价格降序排序
|
||
usort($result_list, function($a, $b) {
|
||
return $b['gift_price'] <=> $a['gift_price'];
|
||
});
|
||
|
||
return ['code' => 1, 'msg' => '成功', 'data' => $result_list];
|
||
}
|
||
} |