129 lines
7.4 KiB
PHP
129 lines
7.4 KiB
PHP
<?php
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namespace App\Jobs;
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use App\Models\Simulation;
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use App\Services\SimulationExecution;
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use Illuminate\Bus\Queueable;
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use Illuminate\Contracts\Queue\ShouldQueue;
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use Illuminate\Foundation\Bus\Dispatchable;
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use Illuminate\Queue\InteractsWithQueue;
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use Illuminate\Queue\SerializesModels;
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use Illuminate\Support\Facades\DB;
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use Illuminate\Support\Str;
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class RunSimulation implements ShouldQueue
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{
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use Dispatchable, InteractsWithQueue, Queueable, SerializesModels;
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public int $tries = 3;
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public int $timeout = 30;
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public function __construct(public string $simulationId, public ?int $actorId, public ?string $tokenHash) {}
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/** @return list<int> */
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public function backoff(): array
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{
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return [10, 60];
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}
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public function handle(SimulationExecution $execution): void
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{
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$shouldRun = DB::transaction(function () use ($execution): bool {
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$execution->setContext($this->actorId, $this->tokenHash);
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$job = DB::table('simulation_jobs')->where('simulation_id', $this->simulationId)->where('job_type', 'execute')->lockForUpdate()->first();
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if (! $job || in_array($job->status, ['succeeded', 'failed'], true)) {
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return false;
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}
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DB::table('simulation_jobs')->where('id', $job->id)->update([
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'status' => 'running', 'attempts' => min(3, max((int) $job->attempts + 1, (int) $this->attempts())),
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'started_at' => now(), 'updated_at' => now(),
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]);
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return true;
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});
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if (! $shouldRun) {
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return;
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}
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DB::transaction(function () use ($execution): void {
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$execution->setContext($this->actorId, $this->tokenHash);
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$simulation = Simulation::whereNull('deleted_at')->lockForUpdate()->find($this->simulationId);
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if (! $simulation || $simulation->status === 'completed') {
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return;
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}
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$job = DB::table('simulation_jobs')->where('simulation_id', $this->simulationId)->where('job_type', 'execute')->lockForUpdate()->first();
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if (! $job || in_array($job->status, ['succeeded', 'failed'], true)) {
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return;
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}
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$scenario = DB::table('simulation_scenarios')->where('simulation_id', $simulation->id)->orderBy('code')->first();
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if (! $scenario) {
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throw new \RuntimeException('Simulation has no scenario.');
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}
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$input = json_decode($scenario->parameters, true, flags: JSON_THROW_ON_ERROR);
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$row = DB::selectOne('select (CAST(? AS numeric) * CAST(? AS numeric) / 100 * (1 - CAST(? AS numeric) / 100))::text as value', [$input['base'], $input['rate'], $input['reduction']]);
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$resultId = (string) Str::uuid();
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$engineVersion = 'portal-arithmetic-v1+simulation-v'.$simulation->version_no;
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$result = ['base' => $input['base'], 'rate_percent' => $input['rate'], 'reduction_percent' => $input['reduction'], 'scenario_kind' => 'custom_planning', 'indicative_total' => $row->value,
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'currency' => null, 'legal_interpretation' => false, 'formula_version' => 'portal-arithmetic-v1',
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'contract_version' => 1,
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'context' => [
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'reference_date' => substr((string) $scenario->created_at, 0, 10),
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'currency' => null,
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'currency_fraction_digits' => null,
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'scenario_id' => (string) $scenario->id,
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'scenario_version' => (int) $scenario->version_no,
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'engine_version' => $engineVersion,
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'ruleset_version' => null,
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],
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'result' => [
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'status' => 'calculated',
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'value' => (string) $row->value,
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'unit' => null,
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'explanation' => 'Resultado aritmético determinístico; não constitui cálculo nem conclusão fiscal.',
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'missing_inputs' => [],
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'source_ids' => [],
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]];
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$json = json_encode($result, JSON_THROW_ON_ERROR | JSON_UNESCAPED_SLASHES);
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$canonicalResult = DB::selectOne('select CAST(? AS jsonb)::text as canonical', [$json])->canonical;
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$resultHash = hash('sha256', $canonicalResult);
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DB::table('simulation_results')->insert([
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'id' => $resultId, 'simulation_id' => $simulation->id, 'scenario_id' => $scenario->id, 'engine_version' => $engineVersion,
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'result_snapshot' => $json, 'result_sha256' => $resultHash, 'created_at' => now(),
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]);
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$simulation->update(['status' => 'completed', 'version_no' => $simulation->version_no + 1, 'result_snapshot' => $result, 'error_code' => null]);
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DB::table('simulation_jobs')->where('id', $job->id)->update(['status' => 'succeeded', 'finished_at' => now(), 'updated_at' => now()]);
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DB::table('simulation_reports')->insert(['id' => (string) Str::uuid(), 'simulation_id' => $simulation->id, 'version_no' => $scenario->version_no,
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'status' => 'ready', 'report_snapshot' => $json, 'report_sha256' => $resultHash, 'created_at' => now(), 'updated_at' => now()]);
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$sourceJson = json_encode($input, JSON_THROW_ON_ERROR);
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$canonicalSource = DB::selectOne('select CAST(? AS jsonb)::text as canonical', [$sourceJson])->canonical;
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DB::table('simulation_result_sources')->insertOrIgnore(['id' => (string) Str::uuid(), 'result_id' => $resultId,
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'source_type' => 'user_input', 'source_id' => $scenario->id, 'source_version' => (string) $scenario->version_no,
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'source_snapshot' => $sourceJson, 'source_sha256' => hash('sha256', $canonicalSource), 'created_at' => now()]);
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DB::table('simulation_audit_events')->insert(['simulation_id' => $simulation->id, 'actor_user_id' => $simulation->owner_user_id,
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'action' => 'simulation.completed', 'correlation_id' => $simulation->id, 'data' => json_encode(['result_sha256' => hash('sha256', $json), 'attempt' => $job->attempts + 1], JSON_THROW_ON_ERROR), 'occurred_at' => now()]);
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}, 3);
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}
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public function failed(\Throwable $exception): void
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{
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DB::transaction(function (): void {
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app(SimulationExecution::class)->setContext($this->actorId, $this->tokenHash);
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$job = DB::table('simulation_jobs')->where('simulation_id', $this->simulationId)->where('job_type', 'execute')->lockForUpdate()->first();
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if (! $job || $job->status === 'succeeded') {
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return;
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}
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DB::table('simulation_jobs')->where('id', $job->id)->update(['status' => 'failed', 'attempts' => 3, 'finished_at' => now(), 'error_code' => 'execution_failed', 'updated_at' => now()]);
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$simulation = Simulation::where('id', $this->simulationId)->lockForUpdate()->first();
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if ($simulation) {
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if ($simulation->status !== 'failed') {
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$simulation->update(['status' => 'failed', 'version_no' => $simulation->version_no + 1, 'error_code' => 'execution_failed']);
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}
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DB::table('simulation_audit_events')->insert(['simulation_id' => $simulation->id, 'actor_user_id' => $this->actorId,
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'action' => 'simulation.failed', 'correlation_id' => $simulation->id, 'data' => json_encode(['error_code' => 'execution_failed'], JSON_THROW_ON_ERROR), 'occurred_at' => now()]);
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}
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});
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}
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}
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