81 lines
2.4 KiB
PHP
81 lines
2.4 KiB
PHP
<?php
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namespace App\Services;
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use App\Models\AppNotification;
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use App\Models\AppNotificationRead;
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use Illuminate\Database\Eloquent\Builder;
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/**
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* تعداد خواندهنشده + پخش SSE رویداد unread-count برای اپ کاربر.
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*/
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class AppNotificationUnreadService
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{
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public function __construct(
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private readonly ConfigService $config,
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private readonly PriceStreamService $stream,
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) {
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}
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public function featureEnabled(): bool
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{
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return $this->config->getBool('has_page_notification', true);
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}
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public function visibleQuery(int $customerId): Builder
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{
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return AppNotification::query()
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->where('is_active', true)
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->where(function (Builder $q) use ($customerId) {
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$q->where('audience_type', AppNotificationAudienceService::TYPE_ALL)
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->orWhere(function (Builder $inner) use ($customerId) {
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$inner->whereIn('audience_type', [
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AppNotificationAudienceService::TYPE_SEGMENT,
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AppNotificationAudienceService::TYPE_CUSTOMERS,
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])->whereHas('recipients', function (Builder $r) use ($customerId) {
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$r->where('customer_id', $customerId);
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});
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});
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});
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}
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public function countForCustomer(int $customerId): int
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{
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if ($customerId <= 0 || ! $this->featureEnabled()) {
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return 0;
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}
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$visibleIds = $this->visibleQuery($customerId)->select('id');
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$total = (clone $visibleIds)->count();
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$read = AppNotificationRead::query()
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->where('customer_id', $customerId)
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->whereIn('notification_id', $visibleIds)
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->count();
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return max(0, $total - $read);
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}
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/**
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* @return array{unread_count: int}
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*/
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public function payloadForCustomer(int $customerId): array
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{
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return [
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'unread_count' => $this->countForCustomer($customerId),
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];
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}
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public function publishForCustomer(int $customerId): void
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{
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if ($customerId <= 0 || ! $this->featureEnabled() || ! $this->stream->isEnabled()) {
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return;
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}
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$this->stream->publishForCustomer(
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$customerId,
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'unread-count',
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$this->payloadForCustomer($customerId)
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);
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}
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}
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