93 lines
2.5 KiB
PHP
93 lines
2.5 KiB
PHP
<?php
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declare(strict_types=1);
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namespace App\Services\Baselines;
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use App\Models\Tenant;
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use App\Services\Baselines\Evidence\ContentEvidenceProvider;
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use App\Services\Baselines\Evidence\MetaEvidenceProvider;
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use App\Services\Baselines\Evidence\ResolvedEvidence;
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use Carbon\CarbonImmutable;
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final class CurrentStateHashResolver
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{
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/**
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* @var list<CurrentStateEvidenceProvider>
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*/
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private readonly array $providers;
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public function __construct(
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ContentEvidenceProvider $contentEvidenceProvider,
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MetaEvidenceProvider $metaEvidenceProvider,
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) {
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$this->providers = [
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$contentEvidenceProvider,
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$metaEvidenceProvider,
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];
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}
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/**
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* Resolve best-available current-state evidence per subject using the ordered provider chain.
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*
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* First-non-null wins.
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*
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* @param list<array{policy_type: string, subject_external_id: string}> $subjects
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* @return array<string, ResolvedEvidence|null> keyed by "policy_type|subject_external_id"
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*/
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public function resolveForSubjects(
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Tenant $tenant,
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array $subjects,
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?CarbonImmutable $since = null,
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?int $latestInventorySyncRunId = null,
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): array {
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$results = [];
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$unresolved = [];
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foreach ($subjects as $subject) {
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$policyType = trim((string) ($subject['policy_type'] ?? ''));
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$externalId = trim((string) ($subject['subject_external_id'] ?? ''));
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if ($policyType === '' || $externalId === '') {
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continue;
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}
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$key = $policyType.'|'.$externalId;
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if (array_key_exists($key, $results)) {
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continue;
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}
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$results[$key] = null;
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$unresolved[$key] = [
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'policy_type' => $policyType,
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'subject_external_id' => $externalId,
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];
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}
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foreach ($this->providers as $provider) {
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if ($unresolved === []) {
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break;
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}
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$resolved = $provider->resolve(
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tenant: $tenant,
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subjects: array_values($unresolved),
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since: $since,
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latestInventorySyncRunId: $latestInventorySyncRunId,
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);
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foreach ($resolved as $key => $evidence) {
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if (! array_key_exists($key, $unresolved)) {
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continue;
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}
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$results[$key] = $evidence;
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unset($unresolved[$key]);
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}
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}
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return $results;
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}
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}
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