<?php
namespace App\Modules\Finance\Http;
use App\Modules\Finance\BankReconciliation;use Illuminate\Http\Request;
final class BankReconciliationController
{
    private function response(\Closure $fn){try{$out=$fn();return $out instanceof \Symfony\Component\HttpFoundation\Response?$out:response()->json($out)->header('Cache-Control','no-store, private');}catch(\Illuminate\Database\QueryException $e){$state=$e->errorInfo[0]??null;if($state==='23505')return response()->json(['message'=>'Linha/referência já utilizada; confira a versão actual.'],409);if(!in_array($state,['55P03','57014'],true))throw $e;return response()->json(['message'=>'Conferência ocupada. Recupere o mesmo pedido; versão alterada exige nova conferência.'],503)->header('Retry-After','5');}}
    public function index(Request $r,BankReconciliation $b){return $this->response(fn()=>$b->listing($r->user()->id,$r->query()));}
    public function preview(Request $r,BankReconciliation $b){return $this->response(fn()=>$b->preview($r->user()->id,$r->all(),strtolower((string)$r->header('Idempotency-Key'))));}
    public function confirm(Request $r,BankReconciliation $b){$d=$r->validate(['preview'=>'required|string|max:131072']);abort_if(array_diff(array_keys($r->all()),['preview']),422);return $this->response(fn()=>$b->confirm($r->user()->id,$d['preview']));}
    public function receipt(Request $r,BankReconciliation $b,string $key){abort_if($r->query()!==[],422);return $this->response(fn()=>$b->receipt($r->user()->id,strtolower($key)));}
    public function screen(Request $r,BankReconciliation $b){abort_if($r->query()!==[],422);$b->scope($r->user()->id);return response()->view('finance.bank',['csrf'=>csrf_token(),'context'=>$r->session()->get('company_context.token')])->header('Cache-Control','no-store');}
    public function report(Request $r,BankReconciliation $b){abort_if($r->query()!==[],422);return $this->response(function()use($r,$b){$data=$b->report($r->user()->id);return response($data['bytes'])->header('Content-Type','text/csv; charset=UTF-8')->header('Content-Disposition','attachment; filename="conferencia-extracto-QA.csv"')->header('X-Content-SHA256',$data['sha256'])->header('Cache-Control','no-store, private');});}
}