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优化随机查询云仓商品

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This commit is contained in:
luofei 2023-05-31 15:59:59 +08:00
parent d00c62f859
commit 6e9fb8d3f7
1 changed files with 18 additions and 16 deletions
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34
app/common/repositories/store/product/SpuRepository.php
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@ -188,8 +188,7 @@ class SpuRepository extends BaseRepository
$RedisCacheService->SADD($dataKey, $productId);
}
}
$where['product_id'] = $RedisCacheService->sRandMember($dataKey, 10);
// $where['product_id'] = $this->getSpuFromCache($where['mer_id'], $page);
$where['product_id'] = $this->getSpuFromCache($where['mer_id'], $page);
unset($where['mer_id'], $where['page']);
$page = 1;
}
@ -221,34 +220,37 @@ class SpuRepository extends BaseRepository
* @param $merId
* @param $page
* @return array
* @throws \RedisException
*/
public function getSpuFromCache($merId, $page): array
{
$dataKey = 'CloudMerchantSpu_' . $merId;
$takenKey = 'CloudMerchantSpuTakenProductIds_' . $merId . '_page_'. $page;
$allTakenKey = 'CloudMerchantSpuTakenProductIds_' . $merId;
$takenKey = 'CloudMerchantSpu_' . $merId . '_page_'. $page;
$remainKey = 'CloudMerchantSpuRemain_' . $merId;
/** @var RedisCacheService $RedisCacheService */
$RedisCacheService = app()->make(RedisCacheService::class);
if ($RedisCacheService->exists($takenKey)) {
return $RedisCacheService->sMembers($takenKey);
}
if ($RedisCacheService->sCard($allTakenKey) == $RedisCacheService->sCard($dataKey)) {
$keys = $RedisCacheService->sRandMember($dataKey, 10);
} else {
$keys = $RedisCacheService->sDiff($dataKey, $allTakenKey);
}
$number = min(count($keys), 10);
if ($number <= 0) {
$remainCount = $RedisCacheService->sCard($remainKey);
if ($remainCount == 0 && $page > 1) {
return [];
}
$indexes = array_rand($keys, $number);
$productIds = [];
foreach ($indexes as $index) {
$productIds[] = $keys[$index];
if ($remainCount == 0) {
$productIds = $RedisCacheService->sRandMember($dataKey, 10);
} else {
for ($i = 0; $i < $remainCount; $i++) {
$productIds[] = $RedisCacheService->sPop($remainKey);
}
}
if ($page == 1) {
$allProductIds = $RedisCacheService->sMembers($dataKey);
$remainProductIds = array_diff($allProductIds, $productIds);
$RedisCacheService->sAdd($remainKey, ...$remainProductIds);
}
$RedisCacheService->sAdd($takenKey, ...$productIds);
$RedisCacheService->sAdd($allTakenKey, ...$productIds);
$RedisCacheService->expire($takenKey, 60);
$RedisCacheService->expire($takenKey, 180);
return $productIds;
}