Files
lotteryLaravel/app/Services/Wallet/LotteryTransferService.php

602 lines
22 KiB
PHP

<?php
namespace App\Services\Wallet;
use App\Models\Player;
use App\Models\Currency;
use App\Models\WalletTxn;
use App\Lottery\ErrorCode;
use Illuminate\Support\Str;
use App\Models\PlayerWallet;
use App\Models\TransferOrder;
use App\Services\LotterySettings;
use Illuminate\Support\Facades\DB;
use Illuminate\Database\QueryException;
use App\Exceptions\WalletOperationException;
/**
* 主站 ↔ 彩票钱包:转入 / 转出(幂等键 + 流水 + 订单)。
*/
final class LotteryTransferService
{
private const WALLET_TYPE_LOTTERY = 'lottery';
private const DIR_IN = 'in';
private const DIR_OUT = 'out';
private const ST_PROCESSING = 'processing';
private const ST_SUCCESS = 'success';
private const ST_FAILED = 'failed';
/** PRD §6.2/6.7:主站超时待对账 */
private const ST_PENDING_RECONCILE = 'pending_reconcile';
private const BIZ_TRANSFER_IN = 'transfer_in';
private const BIZ_TRANSFER_OUT = 'transfer_out';
private const BIZ_TRANSFER_OUT_REFUND = 'transfer_out_refund';
private const TXN_POSTED = 'posted';
private const TXN_PENDING_RECONCILE = 'pending_reconcile';
private const TXN_DIR_IN = 1;
private const TXN_DIR_OUT = 2;
public function __construct(
private readonly MainSiteWalletGateway $mainSite,
) {}
/**
* 转入:主站扣款成功后增加彩票余额。
*
* @return array<string, mixed>
*/
public function transferIn(Player $player, string $currencyCode, int $amountMinor, string $idempotentKey): array
{
$this->assertPositiveAmount($amountMinor);
$currencyCode = $this->normalizeCurrency($currencyCode);
$this->assertCurrencyEnabled($currencyCode);
$this->assertTransferInEnabled();
$this->assertLotteryWalletNotFrozen($player, $currencyCode);
$this->assertTransferAmountLimits(self::DIR_IN, $currencyCode, $amountMinor);
$existing = TransferOrder::query()->where('idempotent_key', $idempotentKey)->first();
if ($existing !== null) {
return $this->existingOrderResponse($existing, $player, self::DIR_IN, $currencyCode, $amountMinor);
}
$transferNo = $this->newTransferNo('TI');
try {
TransferOrder::query()->create([
'transfer_no' => $transferNo,
'player_id' => $player->id,
'direction' => self::DIR_IN,
'currency_code' => $currencyCode,
'amount' => $amountMinor,
'idempotent_key' => $idempotentKey,
'status' => self::ST_PROCESSING,
]);
} catch (QueryException $e) {
$existing = TransferOrder::query()->where('idempotent_key', $idempotentKey)->first();
if ($existing !== null) {
return $this->existingOrderResponse($existing, $player, self::DIR_IN, $currencyCode, $amountMinor);
}
throw $e;
}
/** @var TransferOrder $order */
$order = TransferOrder::query()->where('transfer_no', $transferNo)->firstOrFail();
$main = $this->mainSite->debitMainForLotteryDeposit($player, $currencyCode, $amountMinor, $idempotentKey);
if (! $main->ok) {
if ($main->uncertain) {
$order->forceFill([
'status' => self::ST_PENDING_RECONCILE,
'external_request_payload' => $main->requestPayload,
'external_response_payload' => $main->responsePayload,
'fail_reason' => 'main_site_timeout',
'finished_at' => null,
])->save();
throw new WalletOperationException(
'pending_reconcile',
ErrorCode::WalletTransferPending->value,
409,
);
}
$order->forceFill([
'status' => self::ST_FAILED,
'external_request_payload' => $main->requestPayload,
'external_response_payload' => $main->responsePayload,
'fail_reason' => $main->errorMessage ?? 'main_site_failed',
'finished_at' => now(),
])->save();
throw new WalletOperationException(
$main->errorMessage ?? 'main_site_failed',
ErrorCode::WalletExternalRejected->value,
);
}
DB::transaction(function () use ($player, $currencyCode, $amountMinor, $order, $main, $transferNo, $idempotentKey): void {
$wallet = $this->lockLotteryWallet($player, $currencyCode);
$before = (int) $wallet->balance;
$after = $before + $amountMinor;
$wallet->forceFill([
'balance' => $after,
'version' => (int) $wallet->version + 1,
])->save();
WalletTxn::query()->create([
'txn_no' => $this->newTxnNo(),
'player_id' => $player->id,
'wallet_id' => $wallet->id,
'biz_type' => self::BIZ_TRANSFER_IN,
'biz_no' => $transferNo,
'direction' => self::TXN_DIR_IN,
'amount' => $amountMinor,
'balance_before' => $before,
'balance_after' => $after,
'status' => self::TXN_POSTED,
'external_ref_no' => $main->externalRefNo,
'idempotent_key' => $idempotentKey,
'remark' => null,
]);
$order->forceFill([
'status' => self::ST_SUCCESS,
'external_ref_no' => $main->externalRefNo,
'external_request_payload' => $main->requestPayload,
'external_response_payload' => $main->responsePayload,
'finished_at' => now(),
])->save();
});
return $this->successPayload(
TransferOrder::query()->where('transfer_no', $transferNo)->firstOrFail(),
$player,
$currencyCode,
self::BIZ_TRANSFER_IN,
);
}
/**
* 转出:先扣彩票余额,再调用主站加款;失败则冲正彩票余额。
*
* @return array<string, mixed>
*/
public function transferOut(Player $player, string $currencyCode, int $amountMinor, string $idempotentKey): array
{
$this->assertPositiveAmount($amountMinor);
$currencyCode = $this->normalizeCurrency($currencyCode);
$this->assertCurrencyEnabled($currencyCode);
$this->assertTransferOutEnabled();
$this->assertLotteryWalletNotFrozen($player, $currencyCode);
$this->assertTransferAmountLimits(self::DIR_OUT, $currencyCode, $amountMinor);
$existing = TransferOrder::query()->where('idempotent_key', $idempotentKey)->first();
if ($existing !== null) {
return $this->existingOrderResponse($existing, $player, self::DIR_OUT, $currencyCode, $amountMinor);
}
$transferNo = $this->newTransferNo('TO');
try {
TransferOrder::query()->create([
'transfer_no' => $transferNo,
'player_id' => $player->id,
'direction' => self::DIR_OUT,
'currency_code' => $currencyCode,
'amount' => $amountMinor,
'idempotent_key' => $idempotentKey,
'status' => self::ST_PROCESSING,
]);
} catch (QueryException $e) {
$existing = TransferOrder::query()->where('idempotent_key', $idempotentKey)->first();
if ($existing !== null) {
return $this->existingOrderResponse($existing, $player, self::DIR_OUT, $currencyCode, $amountMinor);
}
throw $e;
}
/** @var TransferOrder $order */
$order = TransferOrder::query()->where('transfer_no', $transferNo)->firstOrFail();
try {
DB::transaction(function () use ($player, $currencyCode, $amountMinor, $transferNo, $idempotentKey): void {
$wallet = $this->lockLotteryWallet($player, $currencyCode);
$before = (int) $wallet->balance;
if ($before < $amountMinor) {
throw new WalletOperationException(
'insufficient_balance',
ErrorCode::WalletInsufficientBalance->value,
);
}
$after = $before - $amountMinor;
$wallet->forceFill([
'balance' => $after,
'version' => (int) $wallet->version + 1,
])->save();
WalletTxn::query()->create([
'txn_no' => $this->newTxnNo(),
'player_id' => $player->id,
'wallet_id' => $wallet->id,
'biz_type' => self::BIZ_TRANSFER_OUT,
'biz_no' => $transferNo,
'direction' => self::TXN_DIR_OUT,
'amount' => $amountMinor,
'balance_before' => $before,
'balance_after' => $after,
'status' => self::TXN_POSTED,
'external_ref_no' => null,
'idempotent_key' => $idempotentKey,
'remark' => null,
]);
});
} catch (WalletOperationException $e) {
if ($e->lotteryCode === ErrorCode::WalletInsufficientBalance->value) {
$order->forceFill([
'status' => self::ST_FAILED,
'fail_reason' => 'insufficient_balance',
'finished_at' => now(),
])->save();
}
throw $e;
}
$main = $this->mainSite->creditMainForLotteryWithdraw($player, $currencyCode, $amountMinor, $idempotentKey);
if (! $main->ok) {
if ($main->uncertain) {
DB::transaction(function () use ($player, $transferNo, $order, $main): void {
WalletTxn::query()
->where('player_id', $player->id)
->where('biz_no', $transferNo)
->where('biz_type', self::BIZ_TRANSFER_OUT)
->update(['status' => self::TXN_PENDING_RECONCILE]);
$order->forceFill([
'status' => self::ST_PENDING_RECONCILE,
'external_request_payload' => $main->requestPayload,
'external_response_payload' => $main->responsePayload,
'fail_reason' => 'main_site_timeout',
'finished_at' => null,
])->save();
});
throw new WalletOperationException(
'pending_reconcile',
ErrorCode::WalletTransferPending->value,
409,
);
}
DB::transaction(function () use ($player, $currencyCode, $amountMinor, $transferNo, $idempotentKey, $order, $main): void {
$wallet = $this->lockLotteryWallet($player, $currencyCode);
$before = (int) $wallet->balance;
$after = $before + $amountMinor;
$wallet->forceFill([
'balance' => $after,
'version' => (int) $wallet->version + 1,
])->save();
WalletTxn::query()->create([
'txn_no' => $this->newTxnNo(),
'player_id' => $player->id,
'wallet_id' => $wallet->id,
'biz_type' => self::BIZ_TRANSFER_OUT_REFUND,
'biz_no' => $transferNo,
'direction' => self::TXN_DIR_IN,
'amount' => $amountMinor,
'balance_before' => $before,
'balance_after' => $after,
'status' => self::TXN_POSTED,
'external_ref_no' => null,
'idempotent_key' => $idempotentKey,
'remark' => 'withdraw_failed_refund',
]);
$order->forceFill([
'status' => self::ST_FAILED,
'external_request_payload' => $main->requestPayload,
'external_response_payload' => $main->responsePayload,
'fail_reason' => $main->errorMessage ?? 'main_site_failed',
'finished_at' => now(),
])->save();
});
throw new WalletOperationException(
$main->errorMessage ?? 'main_site_failed',
ErrorCode::WalletExternalRejected->value,
);
}
$order->forceFill([
'status' => self::ST_SUCCESS,
'external_ref_no' => $main->externalRefNo,
'external_request_payload' => $main->requestPayload,
'external_response_payload' => $main->responsePayload,
'finished_at' => now(),
])->save();
return $this->successPayload(
TransferOrder::query()->where('transfer_no', $transferNo)->firstOrFail(),
$player,
$currencyCode,
self::BIZ_TRANSFER_OUT,
);
}
/**
* @return array<string, mixed>
*/
private function existingOrderResponse(
TransferOrder $order,
Player $player,
string $expectedDirection,
string $currencyCode,
int $amountMinor,
): array {
if ((int) $order->player_id !== (int) $player->id
|| $order->direction !== $expectedDirection
|| strtoupper($order->currency_code) !== $currencyCode
|| (int) $order->amount !== $amountMinor
) {
throw new WalletOperationException(
'idempotent_conflict',
ErrorCode::WalletIdempotentConflict->value,
);
}
return match ($order->status) {
self::ST_SUCCESS => $this->successPayload(
$order,
$player,
$currencyCode,
$expectedDirection === self::DIR_IN ? self::BIZ_TRANSFER_IN : self::BIZ_TRANSFER_OUT,
),
self::ST_PROCESSING => throw new WalletOperationException(
'pending',
ErrorCode::WalletTransferPending->value,
409,
),
self::ST_PENDING_RECONCILE => throw new WalletOperationException(
'pending_reconcile',
ErrorCode::WalletTransferPending->value,
409,
),
self::ST_FAILED => throw $this->failedOrderToException($order),
default => throw new WalletOperationException(
'unknown_order_status',
ErrorCode::WalletExternalRejected->value,
),
};
}
/**
* @return array<string, mixed>
*/
private function successPayload(TransferOrder $order, Player $player, string $currencyCode, string $primaryBizType): array
{
$wallet = PlayerWallet::query()->where([
'player_id' => $player->id,
'wallet_type' => self::WALLET_TYPE_LOTTERY,
'currency_code' => $currencyCode,
])->first();
$balance = $wallet !== null ? (int) $wallet->balance : 0;
$frozen = $wallet !== null ? (int) $wallet->frozen_balance : 0;
$logId = WalletTxn::query()
->where('player_id', $player->id)
->where('biz_no', $order->transfer_no)
->where('biz_type', $primaryBizType)
->value('txn_no');
return [
'transfer_no' => $order->transfer_no,
'direction' => $order->direction,
'currency_code' => $order->currency_code,
'amount' => (int) $order->amount,
'status' => $order->status,
'external_ref_no' => $order->external_ref_no,
/** PRD §10.1.1 示例字段名 */
'balance' => $balance,
'log_id' => $logId,
'lottery_balance_after' => $balance,
'lottery_available_after' => max(0, $balance - $frozen),
'finished_at' => $order->finished_at?->toIso8601String(),
];
}
private function lockLotteryWallet(Player $player, string $currencyCode): PlayerWallet
{
$wallet = PlayerWallet::query()
->where([
'player_id' => $player->id,
'wallet_type' => self::WALLET_TYPE_LOTTERY,
'currency_code' => $currencyCode,
])
->lockForUpdate()
->first();
if ($wallet === null) {
return PlayerWallet::query()->create([
'player_id' => $player->id,
'wallet_type' => self::WALLET_TYPE_LOTTERY,
'currency_code' => $currencyCode,
'balance' => 0,
'frozen_balance' => 0,
'status' => 0,
'version' => 0,
]);
}
if ((int) $wallet->status !== 0) {
throw new WalletOperationException(
'lottery_wallet_frozen',
ErrorCode::WalletLotteryFrozen->value,
);
}
return $wallet;
}
/**
* 转出扣款前钱包必须存在且余额足够;若不存在则余额视为 0。
*/
private function assertLotteryWalletNotFrozen(Player $player, string $currencyCode): void
{
$wallet = PlayerWallet::query()->where([
'player_id' => $player->id,
'wallet_type' => self::WALLET_TYPE_LOTTERY,
'currency_code' => $currencyCode,
])->first();
if ($wallet !== null && (int) $wallet->status !== 0) {
throw new WalletOperationException(
'lottery_wallet_frozen',
ErrorCode::WalletLotteryFrozen->value,
);
}
}
private function assertPositiveAmount(int $amountMinor): void
{
if ($amountMinor < 1) {
throw new WalletOperationException(
'invalid_amount',
ErrorCode::WalletInvalidAmount->value,
);
}
}
private function normalizeCurrency(string $code): string
{
return strtoupper(substr(trim($code), 0, 16));
}
private function assertCurrencyEnabled(string $currencyCode): void
{
if (! preg_match('/^[A-Z0-9]{1,16}$/', $currencyCode)) {
throw new WalletOperationException(
'invalid_currency',
ErrorCode::WalletInvalidCurrency->value,
);
}
$ok = Currency::query()->where('code', $currencyCode)->where('is_enabled', true)->exists();
if (! $ok) {
throw new WalletOperationException(
'invalid_currency',
ErrorCode::WalletInvalidCurrency->value,
);
}
}
private function assertTransferInEnabled(): void
{
if (! (bool) LotterySettings::get('wallet.transfer_in_enabled', true)) {
throw new WalletOperationException(
'transfer_in_disabled',
ErrorCode::WalletTransferInDisabled->value,
);
}
}
private function assertTransferOutEnabled(): void
{
if (! (bool) LotterySettings::get('wallet.transfer_out_enabled', true)) {
throw new WalletOperationException(
'transfer_out_disabled',
ErrorCode::WalletTransferOutDisabled->value,
);
}
}
/**
* PRD §6.2:最小/最大金额(最小货币单位);可按币种覆盖 JSON。
*
* @see LotterySettingsSeeder 默认键;可选 `wallet.transfer_limits_by_currency` = {"NPR":{"in_min":100,...}}
*/
private function assertTransferAmountLimits(string $direction, string $currencyCode, int $amountMinor): void
{
$limits = $this->transferLimitsForCurrency($currencyCode);
$min = $direction === self::DIR_IN ? $limits['in_min'] : $limits['out_min'];
$max = $direction === self::DIR_IN ? $limits['in_max'] : $limits['out_max'];
if ($amountMinor < $min || $amountMinor > $max) {
throw new WalletOperationException(
'amount_out_of_limits',
ErrorCode::WalletAmountExceedsLimit->value,
);
}
}
/**
* @return array{in_min: int, in_max: int, out_min: int, out_max: int}
*/
private function transferLimitsForCurrency(string $currencyCode): array
{
$defaults = [
'in_min' => max(1, (int) LotterySettings::get('wallet.transfer_in_min_minor', 100)),
'in_max' => (int) LotterySettings::get('wallet.transfer_in_max_minor', 9_999_999_999_999_999),
'out_min' => max(1, (int) LotterySettings::get('wallet.transfer_out_min_minor', 100)),
'out_max' => (int) LotterySettings::get('wallet.transfer_out_max_minor', 9_999_999_999_999_999),
];
$raw = LotterySettings::get('wallet.transfer_limits_by_currency');
if (is_string($raw)) {
$raw = json_decode($raw, true);
}
if (! is_array($raw) || ! isset($raw[$currencyCode]) || ! is_array($raw[$currencyCode])) {
return $defaults;
}
$patch = $raw[$currencyCode];
return [
'in_min' => isset($patch['in_min']) ? max(1, (int) $patch['in_min']) : $defaults['in_min'],
'in_max' => isset($patch['in_max']) ? max(1, (int) $patch['in_max']) : $defaults['in_max'],
'out_min' => isset($patch['out_min']) ? max(1, (int) $patch['out_min']) : $defaults['out_min'],
'out_max' => isset($patch['out_max']) ? max(1, (int) $patch['out_max']) : $defaults['out_max'],
];
}
private function newTransferNo(string $prefix): string
{
return $prefix.'_'.Str::lower(str_replace('-', '', Str::uuid()->toString()));
}
private function newTxnNo(): string
{
return 'WX_'.Str::lower(str_replace('-', '', Str::uuid()->toString()));
}
private function failedOrderToException(TransferOrder $order): WalletOperationException
{
if (($order->fail_reason ?? '') === 'insufficient_balance') {
return new WalletOperationException(
'insufficient_balance',
ErrorCode::WalletInsufficientBalance->value,
);
}
return new WalletOperationException(
(string) ($order->fail_reason ?? 'failed'),
ErrorCode::WalletExternalRejected->value,
);
}
}