积分与余额账务系统硬切重构

This commit is contained in:
2026-08-24 15:59:11 +08:00
parent ca12226b39
commit 5cae5b5c93
159 changed files with 7275 additions and 4718 deletions
+164 -182
View File
@@ -16,16 +16,17 @@ trait BalanceServiceRest {
[
'methods' => \WP_REST_Server::READABLE,
'callback' => [$this, 'rest_charge_options'],
'permission_callback' => static function () {
return is_user_logged_in();
},
'permission_callback' => [$this, 'check_asset_rest'],
],
[
'methods' => \WP_REST_Server::CREATABLE,
'callback' => [$this, 'rest_charge_create'],
'permission_callback' => static function () {
return is_user_logged_in();
},
'permission_callback' => [$this, 'check_asset_rest'],
'args' => [
'package' => ['type' => 'string', 'default' => 'custom', 'sanitize_callback' => 'sanitize_text_field'],
'custom_price' => ['type' => 'string', 'default' => '0', 'pattern' => '^(0|[1-9]\\d*)(?:\\.\\d{1,2})?$'],
'payment_method' => ['type' => 'string', 'required' => true, 'sanitize_callback' => 'sanitize_key'],
],
],
]);
@@ -33,9 +34,18 @@ trait BalanceServiceRest {
[
'methods' => \WP_REST_Server::CREATABLE,
'callback' => [$this, 'rest_transfer'],
'permission_callback' => static function () {
return is_user_logged_in();
},
'permission_callback' => [$this, 'check_asset_rest'],
'args' => [
'type' => ['type' => 'string', 'required' => true, 'enum' => ['balance', 'points']],
'recipient' => ['type' => 'integer', 'required' => true, 'minimum' => 1],
'amount' => [
'required' => true,
'oneOf' => [
['type' => 'integer', 'minimum' => 1],
['type' => 'string', 'pattern' => '^(0|[1-9]\\d*)(?:\\.\\d{1,2})?$'],
],
],
],
],
]);
@@ -43,9 +53,7 @@ trait BalanceServiceRest {
[
'methods' => \WP_REST_Server::READABLE,
'callback' => [$this, 'rest_transfer_search'],
'permission_callback' => static function () {
return is_user_logged_in();
},
'permission_callback' => [$this, 'check_asset_rest'],
],
]);
@@ -53,21 +61,30 @@ trait BalanceServiceRest {
[
'methods' => \WP_REST_Server::CREATABLE,
'callback' => [$this, 'rest_exchange_balance_for_points'],
'permission_callback' => static function () {
return is_user_logged_in();
},
'permission_callback' => [$this, 'check_asset_rest'],
'args' => ['amount' => ['type' => 'string', 'required' => true, 'pattern' => '^(0|[1-9]\\d*)(?:\\.\\d{1,2})?$']],
],
]);
register_rest_route('aksrt/v1', '/pay/balance/withdraw', [
[
'methods' => \WP_REST_Server::CREATABLE,
'callback' => [$this, 'rest_balance_withdraw'],
'permission_callback' => static function () {
return is_user_logged_in();
},
],
]);
}
public function check_asset_rest(\WP_REST_Request $request) {
if (!is_user_logged_in()) {
return new \WP_Error('aksrt_need_login', __('请先登录', 'aksrt'), ['status' => 401]);
}
$nonce = (string) $request->get_header('X-WP-Nonce');
if ($nonce === '' || !wp_verify_nonce($nonce, 'wp_rest')) {
return new \WP_Error('aksrt_rest_nonce', __('安全验证失败,请刷新页面后重试', 'aksrt'), ['status' => 403]);
}
return true;
}
private function balance_feature_enabled(): bool {
if (!class_exists('\\AKSRT\\Settings\\Settings')) {
return false;
}
$cfg = \AKSRT\Settings\Settings::get_payment_recharge_settings();
return !empty($cfg['enabled']);
}
@@ -76,7 +93,7 @@ trait BalanceServiceRest {
* GET charge options (packages + methods + limits).
*/
public function rest_charge_options(\WP_REST_Request $request) {
if (!class_exists('AKSRT\\Credits\\Balance') || !Balance::enabled()) {
if (!$this->balance_feature_enabled()) {
return new \WP_Error('aksrt_balance_disabled', __('余额功能未启用', 'aksrt'), ['status' => 403]);
}
$user_id = get_current_user_id();
@@ -92,19 +109,23 @@ trait BalanceServiceRest {
* POST create recharge order and initiate payment.
*/
public function rest_charge_create(\WP_REST_Request $request) {
if (!class_exists('AKSRT\\Credits\\Balance') || !Balance::enabled()) {
if (!$this->balance_feature_enabled()) {
return new \WP_Error('aksrt_balance_disabled', __('余额功能未启用', 'aksrt'), ['status' => 403]);
}
$user_id = get_current_user_id();
$operation_key = \AKSRT\Ledger\OperationKey::from_request($request, 'recharge-create', $user_id);
if (is_wp_error($operation_key)) {
return $operation_key;
}
$params = $request->get_json_params();
if (!is_array($params)) {
$params = $request->get_params();
}
$package_key = sanitize_text_field((string) ($params['package'] ?? 'custom'));
$custom_price = isset($params['custom_price']) ? (float) $params['custom_price'] : 0.0;
$custom_price = isset($params['custom_price']) ? (string) $params['custom_price'] : '0';
$payment_method = sanitize_key((string) ($params['payment_method'] ?? 'alipay'));
$result = $this->create_charge_order($user_id, $package_key, $custom_price, $payment_method);
$result = $this->create_charge_order($user_id, $package_key, $custom_price, $payment_method, $operation_key);
if (is_wp_error($result)) {
return $result;
}
@@ -123,8 +144,12 @@ trait BalanceServiceRest {
}
$type = sanitize_key((string) ($params['type'] ?? 'balance'));
$recipient = (int) ($params['recipient'] ?? 0);
$amount_raw = $params['amount'] ?? $params['price'] ?? 0;
$amount_raw = $params['amount'] ?? '';
$from_id = get_current_user_id();
$operation_key = \AKSRT\Ledger\OperationKey::from_request($request, 'transfer', $from_id);
if (is_wp_error($operation_key)) {
return $operation_key;
}
if (!in_array($type, ['balance', 'points'], true)) {
return new \WP_Error('aksrt_transfer_type', __('转账类型无效', 'aksrt'), ['status' => 400]);
@@ -147,45 +172,43 @@ trait BalanceServiceRest {
if (class_exists('\AKSRT\Settings\Capabilities') && !\AKSRT\Settings\Capabilities::user_can('balance_transfer', $from_id)) {
return new \WP_Error('aksrt_transfer_forbidden', __('当前账号无权转账余额', 'aksrt'), ['status' => 403]);
}
$amount = round((float) $amount_raw, 2);
if ($amount <= 0) {
try {
$amount = \AKSRT\Ledger\AssetAmount::balance(is_string($amount_raw) ? $amount_raw : '');
} catch (\InvalidArgumentException $e) {
return new \WP_Error('aksrt_transfer_amount', __('请输入有效金额', 'aksrt'), ['status' => 400]);
}
if (!class_exists('AKSRT\\Credits\\Balance')) {
return new \WP_Error('aksrt_balance_unavailable', __('余额系统不可用', 'aksrt'), ['status' => 500]);
}
$from_bal = Balance::balance($from_id);
if ($from_bal < $amount) {
return new \WP_Error('aksrt_balance_insufficient', __('余额不足', 'aksrt'), ['status' => 402]);
if ($amount->minor() <= 0) {
return new \WP_Error('aksrt_transfer_amount', __('请输入有效金额', 'aksrt'), ['status' => 400]);
}
$fee_rate = max(0, min(50, (int) ($cfg['transfer']['service_charge'] ?? 0)));
$credit = $fee_rate > 0 ? round($amount * (100 - $fee_rate) / 100, 2) : $amount;
$fee_minor = $this->percentage_minor($amount->minor(), $fee_rate);
$from_user = wp_get_current_user();
$to_user = get_userdata($recipient);
$deduct = Balance::deduct(
$result = \AKSRT\Ledger\LedgerService::get_instance()->transfer(
$from_id,
$amount,
'transfer_out',
['type' => 'user', 'id' => $recipient],
sprintf(__('转账给用户[%s]', 'aksrt'), $to_user ? $to_user->display_name : (string) $recipient)
);
if (is_wp_error($deduct)) {
return $deduct;
}
Balance::add(
$recipient,
$credit,
'transfer_in',
['type' => 'user', 'id' => $from_id],
sprintf(__('来自用户[%s]的转账', 'aksrt'), $from_user->display_name ?: (string) $from_id)
\AKSRT\Ledger\AssetType::BALANCE,
$amount->minor(),
$fee_minor,
$operation_key,
'transfer',
['type' => 'user', 'id' => $recipient],
sprintf(__('转账给用户[%s]', 'aksrt'), $to_user ? $to_user->display_name : (string) $recipient),
sprintf(__('来自用户[%s]的转账', 'aksrt'), $from_user->display_name ?: (string) $from_id),
['fee_rate' => $fee_rate]
);
if (is_wp_error($result)) {
return $result;
}
return rest_ensure_response([
'success' => true,
'data' => [
'message' => __('转账成功', 'aksrt'),
'reload' => true,
'balance' => Balance::balance($from_id),
'transaction_id' => $result->transaction_id,
'replayed' => $result->replayed,
'balance' => \AKSRT\Ledger\AssetAmount::from_minor(\AKSRT\Ledger\AssetType::BALANCE, $result->balance($from_id, \AKSRT\Ledger\AssetType::BALANCE))->decimal(),
],
]);
}
@@ -201,57 +224,42 @@ trait BalanceServiceRest {
if (class_exists('\AKSRT\Settings\Capabilities') && !\AKSRT\Settings\Capabilities::user_can('points_transfer', $from_id)) {
return new \WP_Error('aksrt_transfer_forbidden', __('当前账号无权转账积分', 'aksrt'), ['status' => 403]);
}
if (filter_var($amount_raw, FILTER_VALIDATE_INT) === false || (int) $amount_raw <= 0) {
if (!is_int($amount_raw) || $amount_raw <= 0) {
return new \WP_Error('aksrt_transfer_amount', __('请输入有效积分', 'aksrt'), ['status' => 400]);
}
$amount = (int) $amount_raw;
$amount = $amount_raw;
$min_amount = max(1, (int) ($points_settings['points_transfer_min'] ?? 1));
if ($amount < $min_amount) {
return new \WP_Error('aksrt_transfer_minimum', sprintf(__('单笔转账至少需要 %d 积分', 'aksrt'), $min_amount), ['status' => 400]);
}
if (!class_exists('AKSRT\\Credits\\Credits')) {
return new \WP_Error('aksrt_credits_unavailable', __('积分系统不可用', 'aksrt'), ['status' => 500]);
}
$fee_rate = max(0, min(50, (int) ($points_settings['points_service_charge'] ?? 0)));
$credit = $fee_rate > 0 ? (int) floor($amount * (100 - $fee_rate) / 100) : $amount;
$fee = $this->percentage_minor($amount, $fee_rate);
$from_user = wp_get_current_user();
$to_user = get_userdata($recipient);
$deduct = Credits::deduct(
$result = \AKSRT\Ledger\LedgerService::get_instance()->transfer(
$from_id,
$amount,
'transfer_out',
['type' => 'user', 'id' => $recipient],
sprintf(__('转账给用户[%s]', 'aksrt'), $to_user ? $to_user->display_name : (string) $recipient)
);
if (is_wp_error($deduct)) {
return $deduct;
}
$add = Credits::add(
$recipient,
$credit,
'transfer_in',
['type' => 'user', 'id' => $from_id],
sprintf(__('来自用户[%s]的转账', 'aksrt'), $from_user->display_name ?: (string) $from_id)
\AKSRT\Ledger\AssetType::POINTS,
$amount,
$fee,
$operation_key,
'transfer',
['type' => 'user', 'id' => $recipient],
sprintf(__('转账给用户[%s]', 'aksrt'), $to_user ? $to_user->display_name : (string) $recipient),
sprintf(__('来自用户[%s]的转账', 'aksrt'), $from_user->display_name ?: (string) $from_id),
['fee_rate' => $fee_rate]
);
if (is_wp_error($add)) {
$refund = Credits::add(
$from_id,
$amount,
'transfer_refund',
['type' => 'user', 'id' => $recipient],
__('收款积分入账失败,已退回转账积分', 'aksrt')
);
if (is_wp_error($refund)) {
return new \WP_Error('aksrt_transfer_recovery_failed', __('收款积分入账失败,转账积分退回失败,请联系管理员', 'aksrt'), ['status' => 500]);
}
return $add;
if (is_wp_error($result)) {
return $result;
}
return rest_ensure_response([
'success' => true,
'data' => [
'message' => __('转账成功', 'aksrt'),
'reload' => true,
'balance' => Credits::balance($from_id),
'transaction_id' => $result->transaction_id,
'replayed' => $result->replayed,
'balance' => $result->balance($from_id, \AKSRT\Ledger\AssetType::POINTS),
],
]);
}
@@ -289,11 +297,11 @@ trait BalanceServiceRest {
* Exchange integer cash-wallet balance for points.
*/
public function rest_exchange_balance_for_points(\WP_REST_Request $request) {
if (!class_exists('AKSRT\\Credits\\Balance') || !Balance::enabled()) {
if (!$this->balance_feature_enabled()) {
return new \WP_Error('aksrt_balance_disabled', __('余额功能未启用', 'aksrt'), ['status' => 403]);
}
if (!class_exists('AKSRT\\Credits\\Credits') || !class_exists('AKSRT\\Settings\\Settings') || !\AKSRT\Settings\Settings::credits_enabled()) {
return new \WP_Error('aksrt_credits_disabled', __('积分功能未启用', 'aksrt'), ['status' => 403]);
if (!class_exists('AKSRT\\Settings\\Settings') || !\AKSRT\Settings\Settings::credits_enabled()) {
return new \WP_Error('aksrt_points_disabled', __('积分功能未启用', 'aksrt'), ['status' => 403]);
}
$cfg = \AKSRT\Settings\Settings::get_payment_recharge_settings();
$exchange = is_array($cfg['points_exchange'] ?? null) ? $cfg['points_exchange'] : [];
@@ -304,121 +312,95 @@ trait BalanceServiceRest {
if (!is_array($params)) {
$params = $request->get_params();
}
$raw_amount = $params['amount'] ?? 0;
if (filter_var($raw_amount, FILTER_VALIDATE_INT) === false || (int) $raw_amount <= 0) {
return new \WP_Error('aksrt_exchange_amount', __('兑换余额必须为正整数', 'aksrt'), ['status' => 400]);
$raw_amount = $params['amount'] ?? '';
try {
$amount = \AKSRT\Ledger\AssetAmount::balance(is_string($raw_amount) ? $raw_amount : '');
} catch (\InvalidArgumentException $e) {
return new \WP_Error('aksrt_exchange_amount', __('兑换余额格式无效', 'aksrt'), ['status' => 400]);
}
if ($amount->minor() <= 0) {
return new \WP_Error('aksrt_exchange_amount', __('兑换余额必须大于零', 'aksrt'), ['status' => 400]);
}
$amount = (int) $raw_amount;
$rate = max(1, (int) ($exchange['rate'] ?? 100));
$daily_max = max(1, (int) ($exchange['daily_max_points'] ?? 100000));
if ($amount > intdiv($daily_max, $rate)) {
$scaled = $this->multiply_non_negative($amount->minor(), $rate);
if (is_wp_error($scaled)) {
return $scaled;
}
if ($scaled % 100 !== 0) {
return new \WP_Error('aksrt_exchange_precision', __('该金额无法兑换为整数积分', 'aksrt'), ['status' => 400]);
}
$points = intdiv($scaled, 100);
if ($points > $daily_max) {
return new \WP_Error('aksrt_exchange_daily_limit', sprintf(__('今日购买积分上限为 %d', 'aksrt'), $daily_max), ['status' => 400]);
}
$points = $amount * $rate;
$min_points = max(1, (int) ($exchange['min_points'] ?? 100));
if ($points < $min_points) {
return new \WP_Error('aksrt_exchange_min', sprintf(__('单笔至少购买 %d 积分', 'aksrt'), $min_points), ['status' => 400]);
}
$user_id = get_current_user_id();
$today_points = $this->today_points_exchange_total($user_id);
if ($today_points + $points > $daily_max) {
return new \WP_Error('aksrt_exchange_daily_limit', sprintf(__('今日购买积分上限为 %d,当前还可购买 %d', 'aksrt'), $daily_max, max(0, $daily_max - $today_points)), ['status' => 400]);
$operation_key = \AKSRT\Ledger\OperationKey::from_request($request, 'points-exchange', $user_id);
if (is_wp_error($operation_key)) {
return $operation_key;
}
try {
$exchange_ref = random_int(1, PHP_INT_MAX);
} catch (\Throwable $e) {
$exchange_ref = (int) round(microtime(true) * 1000000);
$site_now = current_datetime();
$start = (clone $site_now)->setTime(0, 0, 0);
$end = (clone $start)->modify('+1 day');
$utc = new \DateTimeZone('UTC');
$start_gmt = $start->setTimezone($utc)->format('Y-m-d H:i:s.u');
$end_gmt = $end->setTimezone($utc)->format('Y-m-d H:i:s.u');
$guard = static function () use ($user_id, $points, $daily_max, $start_gmt, $end_gmt) {
$used = \AKSRT\Ledger\LedgerQuery::get_instance()->sum_credits($user_id, 'points_exchange', $start_gmt, $end_gmt);
if ($used + $points > $daily_max) {
return new \WP_Error('aksrt_exchange_daily_limit', sprintf(__('今日购买积分上限为 %d,当前还可购买 %d', 'aksrt'), $daily_max, max(0, $daily_max - $used)), ['status' => 400]);
}
return true;
};
$business_mutation = static function () use ($user_id, $amount, $points, $operation_key) {
if (class_exists('\\AKSRT\\Payment\\CommissionLedger')) {
return \AKSRT\Payment\CommissionLedger::get_instance()->record_points_exchange($user_id, $amount->decimal(), $points, $operation_key);
}
return true;
};
$result = \AKSRT\Ledger\LedgerService::get_instance()->exchange(
$user_id,
$amount->minor(),
$points,
$operation_key,
'points_exchange',
['type' => 'points_exchange', 'key' => $operation_key],
sprintf(__('余额兑换 %d 积分', 'aksrt'), $points),
['rate' => $rate],
$guard,
$business_mutation
);
if (is_wp_error($result)) {
return $result;
}
$ref = ['type' => 'points_exchange', 'id' => $exchange_ref];
$deduct = Balance::deduct($user_id, (float) $amount, 'points_exchange_out', $ref, sprintf(__('余额兑换 %d 积分', 'aksrt'), $points));
if (is_wp_error($deduct)) return $deduct;
$add = Credits::add($user_id, $points, 'points_exchange_in', $ref, sprintf(__('余额兑换:扣除 %d 余额', 'aksrt'), $amount));
if (is_wp_error($add)) {
$refund = Balance::add($user_id, (float) $amount, 'points_exchange_refund', $ref, __('积分入账失败,已退回兑换余额', 'aksrt'));
if (is_wp_error($refund)) return new \WP_Error('aksrt_exchange_recovery_failed', __('积分入账失败,余额退回失败,请联系管理员', 'aksrt'), ['status' => 500]);
return $add;
}
do_action('aksrt_points_exchange_completed', $user_id, (float) $amount, $points, (string) $exchange_ref);
return rest_ensure_response(['success' => true, 'data' => [
'message' => sprintf(__('兑换成功,获得 %d 积分', 'aksrt'), $points),
'wallet_balance' => Balance::balance($user_id),
'credit_balance' => Credits::balance($user_id),
'transaction_id' => $result->transaction_id,
'replayed' => $result->replayed,
'wallet_balance' => \AKSRT\Ledger\AssetAmount::from_minor(\AKSRT\Ledger\AssetType::BALANCE, $result->balance($user_id, \AKSRT\Ledger\AssetType::BALANCE))->decimal(),
'credit_balance' => $result->balance($user_id, \AKSRT\Ledger\AssetType::POINTS),
'points' => $points,
'reload' => true,
]]);
}
private function today_points_exchange_total(int $user_id): int {
if ($user_id <= 0 || !class_exists('AKSRT\\Core\\DBMigrator')) return 0;
global $wpdb;
$table = \AKSRT\Core\DBMigrator::table('credit_log');
if ($table === '') return 0;
$site_now = current_datetime();
$start = (clone $site_now)->setTime(0, 0, 0);
$end = (clone $start)->modify('+1 day');
$utc = new \DateTimeZone('UTC');
$sql = "SELECT COALESCE(SUM(delta), 0) FROM {$table} WHERE user_id = %d AND reason = %s AND created_at >= %s AND created_at < %s";
$start_gmt = $start->setTimezone($utc)->format('Y-m-d H:i:s');
$end_gmt = $end->setTimezone($utc)->format('Y-m-d H:i:s');
return max(0, (int) $wpdb->get_var($wpdb->prepare($sql, $user_id, 'points_exchange_in', $start_gmt, $end_gmt)));
private function percentage_minor(int $amount, int $rate): int {
if ($amount <= 0 || $rate <= 0) {
return 0;
}
return (intdiv($amount, 100) * $rate) + intdiv(($amount % 100) * $rate, 100);
}
public function rest_balance_withdraw(\WP_REST_Request $request) {
if (!class_exists('AKSRT\\Credits\\Balance') || !Balance::enabled()) {
return new \WP_Error('aksrt_balance_disabled', __('余额功能未启用', 'aksrt'), ['status' => 403]);
/** @return int|\WP_Error */
private function multiply_non_negative(int $left, int $right) {
if ($left < 0 || $right < 0 || ($right > 0 && $left > intdiv(PHP_INT_MAX, $right))) {
return new \WP_Error('aksrt_ledger_overflow', __('资产金额超出可用范围', 'aksrt'), ['status' => 400]);
}
$settings = class_exists('\AKSRT\Settings\Settings') ? \AKSRT\Settings\Settings::get_all() : [];
if (empty($settings['pay_balance_withdraw_s'])) {
return new \WP_Error('aksrt_withdraw_closed', __('余额提现未开启', 'aksrt'), ['status' => 403]);
}
if (!class_exists('\AKSRT\Payment\Withdrawal')) {
return new \WP_Error('aksrt_withdraw_unavailable', __('提现系统不可用', 'aksrt'), ['status' => 500]);
}
$params = $request->get_json_params();
if (!is_array($params)) {
$params = $request->get_params();
}
$user_id = get_current_user_id();
if (class_exists('\AKSRT\Settings\Capabilities') && !\AKSRT\Settings\Capabilities::user_can('balance_withdraw', $user_id)) {
return new \WP_Error('aksrt_withdraw_forbidden', __('当前账号无权提现', 'aksrt'), ['status' => 403]);
}
$raw_amount = $params['amount'] ?? 0;
if (filter_var($raw_amount, FILTER_VALIDATE_INT) === false || (int) $raw_amount <= 0) {
return new \WP_Error('aksrt_withdraw_amount', __('提现金额必须为正整数', 'aksrt'), ['status' => 400]);
}
$amount = (int) $raw_amount;
$method = sanitize_key((string) ($params['method'] ?? 'alipay'));
$method = $method !== '' ? $method : 'alipay';
$account = sanitize_textarea_field((string) ($params['account_info'] ?? $params['account'] ?? ''));
$withdraw_settings = class_exists('\\AKSRT\\Settings\\Settings')
? \AKSRT\Settings\Settings::get_withdrawal_settings()
: ['min_amount' => 50, 'service_charge_rate' => 5, 'daily_count' => 3, 'daily_limit' => 50, 'reset_time' => '00:00'];
$lowest = (float) $withdraw_settings['min_amount'];
if ($amount < $lowest) {
return new \WP_Error('withdraw_min_amount', sprintf(__('提现金额低于最低提现门槛(%s 元)', 'aksrt'), (string) $lowest), ['status' => 400]);
}
if ($account === '') {
return new \WP_Error('aksrt_withdraw_account', __('请填写收款账号信息', 'aksrt'), ['status' => 400]);
}
if (!in_array($method, (array) ($withdraw_settings['payout_channels'] ?? []), true)) {
return new \WP_Error('aksrt_withdraw_channel', __('当前收款渠道不可用', 'aksrt'), ['status' => 400]);
}
$result = \AKSRT\Payment\Withdrawal::get_instance()->create_balance_request($user_id, $amount, $method, $account, $withdraw_settings);
if (is_wp_error($result)) {
return $result;
}
return rest_ensure_response([
'success' => true,
'data' => [
'message' => __('提现申请已提交,请等待处理', 'aksrt'),
'withdrawal_id' => $result['withdrawal_id'],
'amount' => $amount,
'net_amount' => $result['net_amount'],
'wallet_balance' => $result['wallet_balance'],
'remaining_count' => $result['usage']['remaining_count'],
'remaining_amount' => $result['usage']['remaining_amount'],
],
]);
return $left * $right;
}
}