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新需求-后台优化-盲盒转盘超抽问题解决

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赵钊
2025-10-21 09:52:27 +08:00
parent 6cca013d61
commit 396dfeaa07
1 changed files with 149 additions and 142 deletions
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291
application/api/model/BlindBoxTurntableGiftDrawWorld.php
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@@ -37,98 +37,116 @@ class BlindBoxTurntableGiftDrawWorld extends Model
public function draw_gift($gift_bag_id, $user_id, $gift_user_ids, $num = 1, $room_id = 0, $heart_id = 0,$auction_id = 0) public function draw_gift($gift_bag_id, $user_id, $gift_user_ids, $num = 1, $room_id = 0, $heart_id = 0,$auction_id = 0)
{ {
// 最大重试次数 // 最大重试次数
$maxRetries = 3; try {
for ($attempt = 0; $attempt < $maxRetries; $attempt++) { // 1. 验证参数并提前处理错误
try { $validationResult = $this->validateDrawParameters($gift_bag_id, $user_id, $gift_user_ids);
// 1. 验证参数并提前处理错误 if ($validationResult !== true) {
$validationResult = $this->validateDrawParameters($gift_bag_id, $user_id, $gift_user_ids); return $validationResult;
if ($validationResult !== true) { }
return $validationResult; // 2. 预加载必要数据
} $loadResult = $this->loadDrawData($gift_bag_id, $user_id, $room_id, $num, $gift_user_ids);
// 2. 预加载必要数据 if ($loadResult['code'] !== 1) {
$loadResult = $this->loadDrawData($gift_bag_id, $user_id, $room_id, $num, $gift_user_ids); return $loadResult;
if ($loadResult['code'] !== 1) { }
return $loadResult; // 添加以下检查以防止 null 错误
} if (!isset($loadResult['data']) || !is_array($loadResult['data'])) {
// 添加以下检查以防止 null 错误 return ['code' => 0, 'msg' => '数据加载失败', 'data' => null];
if (!isset($loadResult['data']) || !is_array($loadResult['data'])) { }
return ['code' => 0, 'msg' => '数据加载失败', 'data' => null]; ['bag_data' => $bag_data, 'room' => $room, 'xlh_ext' => $xlh_ext] = $loadResult['data'];
}
['bag_data' => $bag_data, 'room' => $room, 'xlh_ext' => $xlh_ext] = $loadResult['data'];
// 3. 预计算抽奖结果 // 3. 预计算抽奖结果
$precomputeResult = $this->precomputeDrawResults( $precomputeResult = $this->precomputeDrawResults(
$bag_data, $bag_data,
$gift_user_ids, $gift_user_ids,
$num $num
); );
if ($precomputeResult['code'] !== 1) { if ($precomputeResult['code'] !== 1) {
return $precomputeResult; return $precomputeResult;
}
$precomputedResults = $precomputeResult['data']['results'];
$availableGiftss = $precomputeResult['data']['availableGifts'];
$currentXlhPeriodsNum = $precomputeResult['data']['current_xlh_periods_num'];
$addcurrentXlhPeriodsNum = $precomputeResult['data']['addcurrentXlhPeriodsNum'];
$expectedCount = count(explode(',', $gift_user_ids)) * $num;
if (count($precomputedResults) != $expectedCount) {
// 记录错误到Redis
$this->recordDrawErrorToRedis($expectedCount, count($precomputedResults), $room_id, $user_id, $gift_bag_id, $num, $gift_user_ids, $precomputedResults);
return ['code' => 0, 'msg' => '网络加载失败，请重试！', 'data' => null];
}
foreach ($precomputedResults as $result) {
$key = $result['gift_user_id'] . '_' . $result['gift_bag_detail']['foreign_id'];
if (!isset($giftUserCountsJianCha[$key])) {
$giftUserCountsJianCha[$key] = [
'gift_user_id' => $result['gift_user_id'],
'gift_id' => $result['gift_bag_detail']['foreign_id'],
'count' => 0,
'gift_price' => $result['gift']['gift_price'],
'quantity' => $result['gift_bag_detail']['quantity'],
];
} }
$precomputedResults = $precomputeResult['data']['results']; $giftUserCountsJianCha[$key]['count']++;
$availableGiftss = $precomputeResult['data']['availableGifts']; if($giftUserCountsJianCha[$key]['count'] > $result['gift_bag_detail']['quantity']){
$currentXlhPeriodsNum = $precomputeResult['data']['current_xlh_periods_num'];
$addcurrentXlhPeriodsNum = $precomputeResult['data']['addcurrentXlhPeriodsNum'];
$expectedCount = count(explode(',', $gift_user_ids)) * $num;
if (count($precomputedResults) != $expectedCount) {
// 记录错误到Redis // 记录错误到Redis
$this->recordDrawErrorToRedis($expectedCount, count($precomputedResults), $room_id, $user_id, $gift_bag_id, $num, $gift_user_ids, $precomputedResults); // 使用正确的Redis方法存储数据
$key = 'blind_box_draw_world_errors_' . date('Y-m-d-H-i-s');
$errorData = [
'gift_bag_id' => $gift_bag_id,
'user_id' => $user_id,
'gift_user_ids' => $gift_user_ids,
'num' => $num,
'giftUserCountsJianCha' => $giftUserCountsJianCha,
];
$this->redis->setex($key, 86400 * 7, "礼物数量超出限制 ".json_encode($errorData));
return ['code' => 0, 'msg' => '网络加载失败，请重试！', 'data' => null]; return ['code' => 0, 'msg' => '网络加载失败，请重试！', 'data' => null];
} }
// 4. 执行抽奖事务（核心操作）
$transactionResult = $this->executeDrawTransaction(
$bag_data,
$user_id,
$room_id,
$num,
$precomputedResults,
$availableGiftss,
$gift_user_ids,
$heart_id,
$auction_id
);
if ($transactionResult['code'] !== 1) {
return $transactionResult;
}
$boxTurntableLog = $transactionResult['data']['log_id'];
$giftCounts = $transactionResult['data']['gift_counts'];
// 5. 处理后续操作（非事务性操作）
$this->handlePostDrawOperations(
$precomputedResults,
$boxTurntableLog,
$room_id,
$xlh_ext,
$currentXlhPeriodsNum,
$addcurrentXlhPeriodsNum,
$room
);
// 6. 构建并返回结果
return $this->buildDrawResult($boxTurntableLog, $giftCounts);
} catch (\Exception $e) {
$key = 'blind_box_draw_errors_' . date('Y-m-d-H-i-s');
$errorData = [
'gift_bag_id' => $gift_bag_id,
'user_id' => $user_id,
'gift_user_ids' => $gift_user_ids,
'num' => $num,
'room_id' => $room_id,
'heart_id' => $heart_id,
'auction_id' => $auction_id,
];
if ($this->redis) {
$this->redis->setex($key, 86400 * 7, $e->getMessage() . ' ' . json_encode($errorData));
}
// 如果是死锁且还有重试机会
if (strpos($e->getMessage(), 'Deadlock') !== false && $attempt < $maxRetries - 1) {
// 随机延迟后重试
usleep(rand(50000, 200000)); // 50-200ms
continue;
}
return ['code' => 0, 'msg' => "网络加载失败，请重试！", 'data' => null];
} }
// 4. 执行抽奖事务（核心操作）
$transactionResult = $this->executeDrawTransaction(
$bag_data,
$user_id,
$room_id,
$num,
$precomputedResults,
$availableGiftss,
$gift_user_ids,
$heart_id,
$auction_id
);
if ($transactionResult['code'] !== 1) {
return $transactionResult;
}
$boxTurntableLog = $transactionResult['data']['log_id'];
$giftCounts = $transactionResult['data']['gift_counts'];
// 5. 处理后续操作（非事务性操作）
$this->handlePostDrawOperations(
$precomputedResults,
$boxTurntableLog,
$room_id,
$xlh_ext,
$currentXlhPeriodsNum,
$addcurrentXlhPeriodsNum,
$room
);
// 6. 构建并返回结果
return $this->buildDrawResult($boxTurntableLog, $giftCounts);
} catch (\Exception $e) {
$key = 'blind_box_draw_errors_' . date('Y-m-d-H-i-s');
$errorData = [
'gift_bag_id' => $gift_bag_id,
'user_id' => $user_id,
'gift_user_ids' => $gift_user_ids,
'num' => $num,
'room_id' => $room_id,
'heart_id' => $heart_id,
'auction_id' => $auction_id,
];
if ($this->redis) {
$this->redis->setex($key, 86400 * 7, $e->getMessage() . ' ' . json_encode($errorData));
}
return ['code' => 0, 'msg' => "网络加载失败，请重试！", 'data' => null];
} }
} }
/** /**
@@ -495,65 +513,55 @@ class BlindBoxTurntableGiftDrawWorld extends Model
$bagGiftPrice = $bag_data['gift_price'] * $num * $gift_user_num; $bagGiftPrice = $bag_data['gift_price'] * $num * $gift_user_num;
// 增加重试机制 // 增加重试机制
$maxRetries = 3; try {
for ($retry = 0; $retry < $maxRetries; $retry++) { db::startTrans();
try { // 按照固定顺序处理事务步骤
db::startTrans(); // 1. 扣除用户金币（优先处理）
// 按照固定顺序处理事务步骤 $this->deductUserCoins($user_id, $bagGiftPrice, $room_id);
// 1. 扣除用户金币（优先处理）
$this->deductUserCoins($user_id, $bagGiftPrice, $room_id);
// 2. 创建抽奖记录 // 2. 创建抽奖记录
$boxTurntableLog = db::name('vs_blind_box_turntable_log')->insertGetId([ $boxTurntableLog = db::name('vs_blind_box_turntable_log')->insertGetId([
'user_id' => $user_id, 'user_id' => $user_id,
'gift_bag_id' => $bag_data['id'], 'gift_bag_id' => $bag_data['id'],
'num' => $num, 'num' => $num,
'room_id' => $room_id, 'room_id' => $room_id,
'bag_price' => $bag_data['gift_price'], 'bag_price' => $bag_data['gift_price'],
'createtime' => time() 'createtime' => time()
]); ]);
if (!$boxTurntableLog) { if (!$boxTurntableLog) {
throw new \Exception('添加盲盒转盘记录失败'); 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, $room_id);
// 4. 批量插入礼包发放记录
$this->batchInsertGiftBagReceiveLog($user_id, $boxTurntableLog, $bag_data, $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 $e) {
db::rollback();
// 检查是否是死锁错误
if (strpos($e->getMessage(), 'Deadlock') !== false && $retry < $maxRetries - 1) {
// 等待随机时间后重试
usleep(rand(10000, 100000)); // 10-100ms
continue;
}
return ['code' => 0, 'msg' => $e->getMessage(), 'data' => null];
} }
// 3. 批量更新库存（按ID排序避免死锁）
$this->batchUpdateGiftInventory($availableGiftss, $room_id);
// 4. 批量插入礼包发放记录
$this->batchInsertGiftBagReceiveLog($user_id, $boxTurntableLog, $bag_data, $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();
return ['code' => 0, 'msg' => $e->getMessage(), 'data' => null];
} }
return ['code' => 0, 'msg' => '操作超时，请重试', 'data' => null];
} }
/** /**
@@ -692,7 +700,6 @@ class BlindBoxTurntableGiftDrawWorld extends Model
} }
$giftUserCounts[$key]['count']++; $giftUserCounts[$key]['count']++;
} }
// 批量插入 // 批量插入
$batchInsertData = []; $batchInsertData = [];
foreach ($giftUserCounts as $userGift) { foreach ($giftUserCounts as $userGift) {