107 lines
3.2 KiB
PHP
107 lines
3.2 KiB
PHP
<?php
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declare(strict_types=1);
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namespace app\common\service;
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use support\think\Db;
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/**
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* 对局维度统计：平台盈亏、中奖人数（与 GameLiveService 单号派彩口径一致）。
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*/
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final class GameRecordStatService
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{
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private const BASE_ODDS = 33;
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/**
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* 根据注单与开奖号码回写 game_record 统计字段（已结束对局）。
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*/
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public static function refreshForRecordId(int $recordId): void
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{
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if ($recordId <= 0) {
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return;
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}
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$record = Db::name('game_record')->where('id', $recordId)->find();
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if (!$record) {
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return;
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}
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$status = (int) ($record['status'] ?? 0);
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$now = time();
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if ($status !== 4) {
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Db::name('game_record')->where('id', $recordId)->update([
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'platform_profit_amount' => '0.0000',
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'winner_user_count' => 0,
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'update_time' => $now,
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]);
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return;
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}
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$resultRaw = $record['result_number'] ?? null;
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if ($resultRaw === null || $resultRaw === '') {
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return;
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}
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$resultNum = (int) $resultRaw;
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$bets = Db::name('bet_order')->where('period_id', $recordId)->select()->toArray();
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$totalBet = '0.0000';
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$totalPayout = '0.0000';
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$winnerUserIds = [];
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foreach ($bets as $bet) {
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$st = (int) ($bet['status'] ?? 0);
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if ($st === 3) {
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continue;
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}
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$tb = (string) ($bet['total_amount'] ?? '0');
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$totalBet = bcadd($totalBet, $tb, 4);
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if ($st === 2) {
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$payout = bcadd((string) ($bet['win_amount'] ?? '0'), (string) ($bet['jackpot_extra_amount'] ?? '0'), 4);
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} else {
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$payout = self::estimatePayoutForBet($bet, $resultNum);
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}
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$totalPayout = bcadd($totalPayout, $payout, 4);
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if (bccomp($payout, '0', 4) > 0) {
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$uid = (int) ($bet['user_id'] ?? 0);
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if ($uid > 0) {
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$winnerUserIds[$uid] = true;
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}
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}
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}
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$profit = bcsub($totalBet, $totalPayout, 4);
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Db::name('game_record')->where('id', $recordId)->update([
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'platform_profit_amount' => $profit,
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'winner_user_count' => count($winnerUserIds),
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'update_time' => $now,
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]);
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}
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/**
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* 与 GameLiveService::estimateLossForNumber 中派彩一致：命中号码时 total_amount × (streak+1) × 33。
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*/
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private static function estimatePayoutForBet(array $bet, int $resultNumber): string
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{
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$pickNumbers = $bet['pick_numbers'] ?? null;
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if (is_string($pickNumbers)) {
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$decoded = json_decode($pickNumbers, true);
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$pickNumbers = is_array($decoded) ? $decoded : [];
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}
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if (!is_array($pickNumbers)) {
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$pickNumbers = [];
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}
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if (!in_array($resultNumber, array_map('intval', $pickNumbers), true)) {
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return '0.0000';
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}
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$total = (string) ($bet['total_amount'] ?? '0');
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$streak = (int) ($bet['streak_at_bet'] ?? 0);
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$odds = (string) (($streak + 1) * self::BASE_ODDS);
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return bcmul($total, $odds, 4);
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}
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}
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