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<?php
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namespace App\Http\Controllers;
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use App\Enums\PurchasingRole;
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use App\Models\Department;
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use App\Models\PurchaseOrder;
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use App\Models\Quotation;
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use App\Models\Requisition;
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use App\Models\User;
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use Illuminate\Database\Eloquent\Builder;
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use Illuminate\Http\Request;
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use Illuminate\Support\Facades\DB;
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use Illuminate\Validation\ValidationException;
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use Inertia\Inertia;
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use Symfony\Component\HttpFoundation\Response;
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class ProcurementReportController extends Controller
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{
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private function snapshot(\Closure $read): mixed
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{
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if (DB::connection()->getDriverName() === 'pgsql' && DB::transactionLevel() !== 0) {
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throw new \LogicException('O relatório exige uma transacção própria de leitura.');
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}
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return DB::transaction(function () use ($read) {
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if (DB::connection()->getDriverName() === 'pgsql') {
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DB::statement('SET TRANSACTION ISOLATION LEVEL REPEATABLE READ, READ ONLY');
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}
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return $read();
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});
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}
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/** @return array<string,mixed> */
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private function filters(Request $request): array
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{
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$actor = User::query()->findOrFail($request->user()->id);
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abort_unless($actor->tenant_id === $request->user()->tenant_id && $actor->hasFunctions([PurchasingRole::Admin, PurchasingRole::Procurement, PurchasingRole::Finance, PurchasingRole::DepartmentHead]), 403);
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$request->setUserResolver(fn () => $actor);
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$filters = $request->validate([
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'search' => 'nullable|string|max:100',
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'status' => 'nullable|in:draft,pending,approved,rejected,cancelled',
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'from' => 'nullable|date_format:Y-m-d',
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'to' => 'nullable|date_format:Y-m-d',
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'department_id' => 'nullable|integer|min:1',
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]);
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if (! empty($filters['from']) && ! empty($filters['to']) && $filters['from'] > $filters['to']) {
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throw ValidationException::withMessages(['to' => 'A data final deve ser igual ou posterior à data inicial.']);
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}
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return $filters;
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}
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/** @param array<string,mixed> $filters
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* @return Builder<Requisition>
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*/
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private function query(User $actor, array $filters): Builder
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{
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$query = Requisition::query()->where('tenant_id', $actor->tenant_id)->visibleTo($actor);
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if (isset($filters['search']) && $filters['search'] !== '') {
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$query->where('number', 'like', '%'.$filters['search'].'%');
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}
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foreach (['status', 'department_id'] as $field) {
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if (! empty($filters[$field])) {
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$query->where($field, $filters[$field]);
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}
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}
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if (! empty($filters['from'])) {
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$query->where('created_at', '>=', $filters['from'].' 00:00:00');
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}
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if (! empty($filters['to'])) {
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$query->where('created_at', '<', (new \DateTimeImmutable($filters['to']))->modify('+1 day')->format('Y-m-d').' 00:00:00');
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}
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return $query;
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}
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/** @param Builder<Requisition> $query
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* @return Builder<Requisition>
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*/
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private function records(Builder $query): Builder
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{
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return $query->select('requisitions.*')->with(['department:id,name', 'requester:id,name'])->addSelect([
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'quotations_count' => Quotation::query()->selectRaw('COUNT(*)')->whereColumn('requisition_id', 'requisitions.id'),
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'order_number' => PurchaseOrder::query()->visibleTo(request()->user())->select('number')->whereColumn('requisition_id', 'requisitions.id')->orderBy('id')->limit(1),
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]);
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}
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/** @return array<string,mixed> */
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private function row(Requisition $record): array
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{
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return [
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'id' => $record->id, 'number' => $record->number, 'status' => $record->status,
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'created_at' => $record->created_at?->toIso8601String(),
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'department' => $record->department?->name, 'requester' => $record->requester?->name,
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'total_minor' => (string) $record->total_minor,
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'quotations_count' => (int) $record->getAttribute('quotations_count'),
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'order_number' => $record->getAttribute('order_number'),
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];
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}
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public function index(Request $request): Response
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{
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$props = $this->snapshot(function () use ($request): array {
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$filters = $this->filters($request);
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$query = $this->query($request->user(), $filters);
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$counts = (clone $query)->selectRaw('status, COUNT(*) AS count')->groupBy('status')->pluck('count', 'status')->map(fn ($value) => (int) $value);
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$records = $this->records(clone $query)->orderByDesc('id')->paginate(25)->withQueryString()->through(fn (Requisition $record) => $this->row($record));
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$departments = Department::query()->when($request->user()->departmentScoped(), fn ($q) => $q->whereKey($request->user()->department_id))->orderBy('name')->get(['id', 'name']);
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return ['records' => $records, 'counts' => $counts, 'filters' => $filters, 'departments' => $departments, 'generatedAt' => now()->toIso8601String()];
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});
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Inertia::encryptHistory();
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$response = Inertia::render('reports/procurement', $props)->toResponse($request);
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$response->headers->set('Cache-Control', 'private, no-store, max-age=0');
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return $response;
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}
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public function export(Request $request): Response
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{
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$filters = $this->filters($request);
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$query = $this->records($this->query($request->user(), $filters));
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$text = fn (?string $value) => preg_match('/^[\s]*[=+\-@]|^[\t\r\n]/u', $value ?? '') ? "'".$value : ($value ?? '');
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return response()->streamDownload(fn () => $this->snapshot(function () use ($query, $text, $filters) {
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$output = fopen('php://output', 'w');
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if ($output === false) {
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throw new \RuntimeException('Não foi possível gerar o ficheiro.');
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}
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fwrite($output, "\xEF\xBB\xBF");
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fputcsv($output, ['Relatório de compras', 'Criado em', now()->toIso8601String()], ';', '"', '');
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fputcsv($output, ['Filtros', $text(json_encode($filters, JSON_UNESCAPED_UNICODE | JSON_THROW_ON_ERROR))], ';', '"', '');
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fputcsv($output, ['Requisição', 'Criada em', 'Departamento', 'Solicitante', 'Estado da requisição', 'Estimativa total (centavos MZN)', 'Propostas registadas', 'Ordem de compra', 'Processo', 'Relatório de conferência'], ';', '"', '');
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foreach ($query->lazyById(200) as $record) {
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$row = $this->row($record);
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$base = url('/requisicoes/'.$record->id);
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fputcsv($output, [$text($record->number), $row['created_at'], $text($row['department']), $text($row['requester']), $record->status, $row['total_minor'], $row['quotations_count'], $text($row['order_number']), $base.'/processo', $base.'/relatorio'], ';', '"', '');
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}
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fclose($output);
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}), 'relatorio-compras-'.now()->format('Ymd-His').'.csv', ['Content-Type' => 'text/csv; charset=UTF-8', 'Cache-Control' => 'private, no-store, max-age=0']);
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}
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}
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Block a user