Mostrar oportunidades publicadas antes do registo de candidatos

app/Services/CandidateSubmissions.php

@@ -5,6 +5,7 @@ namespace App\Services;
 use App\Models\CandidateAccount;
 use App\Models\PeopleProcess;
 use App\Models\User;
+use Illuminate\Pagination\LengthAwarePaginator;
 use Illuminate\Support\Facades\DB;
 use Illuminate\Support\Facades\Schema;
 use Illuminate\Support\Facades\Storage;
@@ -15,6 +16,25 @@ use stdClass;
 
 class CandidateSubmissions
 {
+    /** Only explicitly published, current and open opportunities; no internal process fields.
+     * @return LengthAwarePaginator<int, stdClass>
+     */
+    public function publicOpportunities(int $company, int $page = 1): LengthAwarePaginator
+    {
+        $path = '/candidaturas/'.$company;
+        if (! Schema::hasTable('candidate_opportunity_publications')) {
+            return (new LengthAwarePaginator([], 0, 12, $page))->withPath($path)->setPageName('opportunities_page');
+        }
+
+        return DB::table('candidate_opportunity_publications as p')->join('people_processes as r', 'r.id', '=', 'p.people_process_id')
+            ->where('p.tenant_id', $company)->where('r.tenant_id', $company)->where('p.active', true)
+            ->where('r.status', 'open')->where('r.closes_on', '>=', today()->toDateString())
+            ->whereNotExists(fn ($q) => $q->selectRaw('1')->from('candidate_opportunity_publications as newer')
+                ->whereColumn('newer.people_process_id', 'p.people_process_id')->whereColumn('newer.tenant_id', 'p.tenant_id')->whereColumn('newer.version', '>', 'p.version'))
+            ->orderBy('r.closes_on')->orderBy('r.id')
+            ->paginate(12, ['r.id', 'r.title', 'r.kind', 'r.closes_on', 'p.description'], 'opportunities_page', $page)->withPath($path);
+    }
+
     /** @param array<string,mixed> $input */
     public function publish(User $actor, int $processId, array $input): void
     {