zhenhui
e5f83846b3
将项目中所有paid_draw_count字段重构为paid_ticket_count字段 将项目中所有free_draw_count字段重构为free_ticket_count字段
225 lines
8.8 KiB
PHP
225 lines
8.8 KiB
PHP
<?php
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declare(strict_types=1);
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namespace app\api\logic;
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use app\api\cache\UserCache;
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use app\api\service\LotteryService;
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use app\dice\model\lottery_config\DiceLotteryConfig;
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use app\dice\model\play_record\DicePlayRecord;
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use app\dice\model\player\DicePlayer;
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use app\dice\model\player_ticket_record\DicePlayerTicketRecord;
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use app\dice\model\player_wallet_record\DicePlayerWalletRecord;
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use app\dice\model\reward_config\DiceRewardConfig;
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use plugin\saiadmin\exception\ApiException;
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use support\think\Cache;
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use support\think\Db;
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/**
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* 开始游戏 / 抽奖一局
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*/
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class PlayStartLogic
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{
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/** 抽奖类型：付费 */
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public const LOTTERY_TYPE_PAID = 0;
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/** 抽奖类型：免费 */
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public const LOTTERY_TYPE_FREE = 1;
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/** 钱包流水类型：抽奖 */
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public const WALLET_TYPE_DRAW = 5;
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/** 对局状态：成功 */
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public const RECORD_STATUS_SUCCESS = 1;
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/** 对局状态：超时/失败 */
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public const RECORD_STATUS_TIMEOUT = 0;
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/** 开启对局最低余额 = |DiceRewardConfig 最小 real_ev + 100| */
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private const MIN_COIN_EXTRA = 100;
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/**
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* 执行一局游戏
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* @param int $playerId 玩家ID
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* @param int $direction 方向 0=无/顺时针 1=中奖/逆时针（前端 rediction）
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* @return array 成功返回 DicePlayRecord 数据；余额不足时抛 ApiException，message 为约定文案
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*/
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public function run(int $playerId, int $direction): array
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{
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$player = DicePlayer::find($playerId);
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if (!$player) {
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throw new ApiException('用户不存在');
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}
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$minEv = (float) DiceRewardConfig::min('real_ev');
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$minCoin = abs($minEv + self::MIN_COIN_EXTRA);
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$coin = (float) $player->coin;
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if ($coin < $minCoin) {
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throw new ApiException('当前玩家余额小于DiceRewardConfigMin.real_ev+100无法继续游戏');
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}
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$paid = (int) ($player->paid_ticket_count ?? 0);
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$free = (int) ($player->free_ticket_count ?? 0);
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if ($paid + $free <= 0) {
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throw new ApiException('抽奖券不足');
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}
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$lotteryService = LotteryService::getOrCreate($playerId);
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$ticketType = LotteryService::drawTicketType($paid, $free);
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$config = $ticketType === self::LOTTERY_TYPE_PAID
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? ($lotteryService->getConfigType0Id() ? DiceLotteryConfig::find($lotteryService->getConfigType0Id()) : null)
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: ($lotteryService->getConfigType1Id() ? DiceLotteryConfig::find($lotteryService->getConfigType1Id()) : null);
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if (!$config) {
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throw new ApiException('奖池配置不存在');
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}
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$tier = LotteryService::drawTierByWeights($config);
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$rewards = DiceRewardConfig::where('tier', $tier)->select();
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if ($rewards->isEmpty()) {
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throw new ApiException('该档位暂无奖励配置');
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}
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$rewardList = $rewards->all();
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$reward = $rewardList[array_rand($rewardList)];
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$realEv = (float) $reward->real_ev;
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$winCoin = 100 + $realEv; // 赢取平台币 = 100 + DiceRewardConfig.real_ev
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$gridNumber = (int) $reward->grid_number;
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$startIndex = (int) Cache::get(LotteryService::getStartIndexKey($playerId), 0);
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$targetIndex = (int) $reward->id;
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$rollArray = $this->generateRollArray($gridNumber);
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$record = null;
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$configId = (int) $config->id;
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$rewardId = (int) $reward->id;
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$configName = (string) ($config->name ?? '');
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$isTierT5 = (string) ($reward->tier ?? '') === 'T5';
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try {
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Db::transaction(function () use (
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$playerId,
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$configId,
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$rewardId,
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$configName,
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$ticketType,
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$winCoin,
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$realEv,
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$direction,
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$startIndex,
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$targetIndex,
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$rollArray,
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$isTierT5,
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&$record
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) {
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$record = DicePlayRecord::create([
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'player_id' => $playerId,
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'lottery_config_id' => $configId,
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'lottery_type' => $ticketType,
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'win_coin' => $winCoin,
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'direction' => $direction,
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'reward_config_id' => $rewardId,
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'start_index' => $startIndex,
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'target_index' => $targetIndex,
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'roll_array' => is_array($rollArray) ? json_encode($rollArray) : $rollArray,
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'lottery_name' => $configName,
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'status' => self::RECORD_STATUS_SUCCESS,
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]);
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$p = DicePlayer::find($playerId);
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if (!$p) {
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throw new \RuntimeException('玩家不存在');
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}
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$coinBefore = (float) $p->coin;
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$coinAfter = $coinBefore + $winCoin;
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$p->coin = $coinAfter;
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$p->total_ticket_count = max(0, (int) $p->total_ticket_count - 1);
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if ($ticketType === self::LOTTERY_TYPE_PAID) {
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$p->paid_ticket_count = max(0, (int) $p->paid_ticket_count - 1);
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} else {
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$p->free_ticket_count = max(0, (int) $p->free_ticket_count - 1);
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}
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// 若本局中奖档位为 T5，则额外赠送 1 次免费抽奖次数（总次数也 +1），并记录抽奖券获取记录
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if ($isTierT5) {
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$p->free_ticket_count = (int) $p->free_ticket_count + 1;
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$p->total_ticket_count = (int) $p->total_ticket_count + 1;
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DicePlayerTicketRecord::create([
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'player_id' => $playerId,
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'free_ticket_count' => 1,
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'remark' => '中奖结果为T5',
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]);
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}
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$p->save();
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// 累加彩金池盈利额度（累加值为 -real_ev）。若 dice_lottery_config 表有 ev 字段则执行
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try {
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DiceLotteryConfig::where('id', $configId)->update([
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'ev' => Db::raw('IFNULL(ev,0) - ' . (float) $realEv),
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]);
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} catch (\Throwable $_) {
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}
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DicePlayerWalletRecord::create([
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'player_id' => $playerId,
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'coin' => $winCoin,
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'type' => self::WALLET_TYPE_DRAW,
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'wallet_before' => $coinBefore,
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'wallet_after' => $coinAfter,
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'remark' => '抽奖|play_record_id=' . $record->id,
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]);
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Cache::set(LotteryService::getStartIndexKey($playerId), $targetIndex, 86400 * 30);
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});
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} catch (\Throwable $e) {
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if ($record === null) {
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try {
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$record = DicePlayRecord::create([
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'player_id' => $playerId,
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'lottery_config_id' => $configId ?? 0,
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'lottery_type' => $ticketType,
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'win_coin' => 0,
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'direction' => $direction,
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'reward_config_id' => 0,
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'start_index' => $startIndex,
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'target_index' => 0,
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'roll_array' => '[]',
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'status' => self::RECORD_STATUS_TIMEOUT,
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]);
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} catch (\Throwable $_) {
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// 表可能无 status 字段时忽略
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}
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}
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throw $e;
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}
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$updated = DicePlayer::find($playerId);
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if ($updated) {
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UserCache::setUser($playerId, $updated->hidden(['password'])->toArray());
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}
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if (!$record instanceof DicePlayRecord) {
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throw new \RuntimeException('对局记录创建失败');
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}
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$arr = $record->toArray();
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if (isset($arr['roll_array']) && is_string($arr['roll_array'])) {
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$arr['roll_array'] = json_decode($arr['roll_array'], true) ?? [];
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}
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return $arr;
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}
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/** 生成 5 个 1-6 的点数，和为 grid_number（5~30），严格不超范围 */
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private function generateRollArray(int $gridNumber): array
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{
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$minSum = 5;
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$maxSum = 30;
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$n = max($minSum, min($maxSum, $gridNumber));
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$dice = [1, 1, 1, 1, 1];
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$remain = $n - 5;
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while ($remain > 0) {
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$i = array_rand($dice);
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if ($dice[$i] < 6) {
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$add = min($remain, 6 - $dice[$i]);
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$dice[$i] += $add;
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$remain -= $add;
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}
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}
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shuffle($dice);
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return $dice;
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}
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}
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