feat: 添加 Laravel Reverb 支持，更新 .env.example 文件以配置 WebSocket，增强彩票调度功能，更新 API 路由以支持期号管理与结果发布
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182
app/Services/Draw/DrawHallSnapshotBuilder.php
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182
app/Services/Draw/DrawHallSnapshotBuilder.php
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<?php
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namespace App\Services\Draw;
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use App\Lottery\DrawResultBatchStatus;
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use App\Lottery\DrawStatus;
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use App\Models\Draw;
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use App\Models\DrawResultBatch;
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use App\Models\DrawResultItem;
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use Carbon\Carbon;
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/**
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* `GET draw/current` 与大厅 WS 快照共用数据结构。
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*
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* @return array<string, mixed>|null
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*/
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final class DrawHallSnapshotBuilder
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{
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/**
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* Tick 未及时跑时，DB 仍为 `open` 但已到封盘时刻；对外快照与界面应对齐真实可下注态（见 DrawTickService::openToClosingOrClosed）。
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*
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* 后台「当前大厅可见状态」预览可共用本方法。
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*/
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public function effectiveHallDisplayStatus(Draw $target, Carbon $nowUtc): string
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{
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$db = (string) $target->status;
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if ($db !== DrawStatus::Open->value) {
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return $db;
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}
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$closeUtc = $target->close_time;
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if (! $closeUtc instanceof Carbon || $closeUtc > $nowUtc) {
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return $db;
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}
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$drawUtc = $target->draw_time;
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if ($drawUtc instanceof Carbon && $drawUtc <= $nowUtc) {
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return DrawStatus::Closed->value;
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}
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return DrawStatus::Closing->value;
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}
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private function showsPublishedResults(string $drawStatus): bool
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{
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return in_array($drawStatus, [
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DrawStatus::Cooldown->value,
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DrawStatus::Settling->value,
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DrawStatus::Settled->value,
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], true);
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}
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/** 与 {@see build()} 使用同一套「大厅指向的当期行」 */
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public function resolveHallTarget(?Carbon $nowUtc = null): ?Draw
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{
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$nowUtc = ($nowUtc ?? Carbon::now())->utc();
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$bettingOpen = Draw::query()
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->where('status', DrawStatus::Open->value)
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->where(function ($q) use ($nowUtc): void {
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$q->whereNull('close_time')
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->orWhere('close_time', '>', $nowUtc);
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})
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->orderBy('draw_time')
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->first();
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$chronological = Draw::query()
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->whereNotIn('status', [
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DrawStatus::Settled->value,
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DrawStatus::Cancelled->value,
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])
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->orderBy('draw_time')
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->first();
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return $bettingOpen ?? $chronological;
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}
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/**
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* {@see DrawTickService} 发 `draw.status_change` 用：按 **数据库** `draw_no`+`status`，不用展示态规范化。
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*
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* @return array{draw_no: string, status: string}|null
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*/
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public function hallTargetFingerprint(?Carbon $nowUtc = null): ?array
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{
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$target = $this->resolveHallTarget($nowUtc);
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if ($target === null) {
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return null;
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}
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return [
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'draw_no' => (string) $target->draw_no,
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'status' => (string) $target->status,
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];
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}
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/**
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* @return array<string, mixed>|null
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*/
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public function build(?Carbon $nowUtc = null): ?array
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{
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$nowUtc = ($nowUtc ?? Carbon::now())->utc();
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$target = $this->resolveHallTarget($nowUtc);
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if ($target === null) {
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return null;
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}
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$closeUtc = $target->close_time;
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$secsToClose = ($closeUtc !== null && $closeUtc > $nowUtc)
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? max(0, (int) $closeUtc->getTimestamp() - (int) $nowUtc->getTimestamp())
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: 0;
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$secsToDraw = ($target->draw_time !== null && $target->draw_time > $nowUtc)
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? max(0, (int) $target->draw_time->getTimestamp() - (int) $nowUtc->getTimestamp())
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: 0;
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$coolingRemain = null;
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if (
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$target->cooling_end_time instanceof Carbon
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&& $target->cooling_end_time > $nowUtc
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) {
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$coolingRemain = max(
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0,
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(int) $target->cooling_end_time->getTimestamp() - (int) $nowUtc->getTimestamp(),
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);
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}
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$effectiveStatus = $this->effectiveHallDisplayStatus($target, $nowUtc);
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$payload = [
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'draw_no' => $target->draw_no,
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'business_date' => $target->business_date instanceof Carbon
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? $target->business_date->format('Y-m-d')
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: (string) $target->business_date,
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'sequence_no' => (int) $target->sequence_no,
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'status' => $effectiveStatus,
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'start_time' => $target->start_time?->toIso8601String(),
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'close_time' => $target->close_time?->toIso8601String(),
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'draw_time' => $target->draw_time?->toIso8601String(),
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'seconds_to_close' => $secsToClose,
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'seconds_to_draw' => $secsToDraw,
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'cooling_end_time' => $target->cooling_end_time?->toIso8601String(),
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'seconds_remaining_in_cooldown' => $coolingRemain,
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];
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if ($this->showsPublishedResults((string) $target->status)) {
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$batchId = DrawResultBatch::query()
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->where('draw_id', $target->id)
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->where('result_version', (int) $target->current_result_version)
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->where('status', DrawResultBatchStatus::Published->value)
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->value('id');
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if ($batchId !== null) {
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$payload['result_items'] = DrawResultItem::query()
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->where('result_batch_id', $batchId)
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->orderBy('prize_type')
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->orderBy('prize_index')
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->get([
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'prize_type', 'prize_index',
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'number_4d', 'suffix_3d', 'suffix_2d', 'head_digit', 'tail_digit',
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])
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->map(fn ($row) => [
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'prize_type' => $row->prize_type,
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'prize_index' => (int) $row->prize_index,
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'number_4d' => $row->number_4d,
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'suffix_3d' => $row->suffix_3d,
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'suffix_2d' => $row->suffix_2d,
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'head_digit' => $row->head_digit,
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'tail_digit' => $row->tail_digit,
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])
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->values()
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->all();
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}
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$payload['result_version'] = (int) $target->current_result_version;
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$payload['result_source'] = $target->result_source;
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}
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return $payload;
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}
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}
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