From e1f001b57d48342838160116bedcfe7422506ba7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Cau=C3=AA=20Faleiros?= <cauefaleiros@gmail.com>
Date: Mon, 20 Jul 2026 14:12:55 -0300
Subject: [PATCH] Add production order generation preview

---
 src/pages/Cutting.tsx | 154 ++++++++++++++++++++++++++++++++++++++++--
 1 file changed, 148 insertions(+), 6 deletions(-)

diff --git a/src/pages/Cutting.tsx b/src/pages/Cutting.tsx
index 2e1bd31..52de577 100644
--- a/src/pages/Cutting.tsx
+++ b/src/pages/Cutting.tsx
@@ -143,6 +143,7 @@ const Cutting = () => {
   const [currentPage, setCurrentPage] = useState(1);
   const [itemsPerPage, setItemsPerPage] = useState(10);
   const [isGeneratingOrders, setIsGeneratingOrders] = useState(false);
+  const [isOrderPreviewOpen, setIsOrderPreviewOpen] = useState(false);
   const [generationMessage, setGenerationMessage] = useState('');
   const cutConfigSection = searchParams.get('config');
   const targetCorrectionSku = (searchParams.get('sku') || '').trim();
@@ -254,6 +255,10 @@ const Cutting = () => {
     filteredRows.filter(row => row.suggestedCutQuantity > 0)
   ), [filteredRows]);
 
+  const orderPreviewTotalUnits = useMemo(() => (
+    rowsAvailableForOrder.reduce((total, row) => total + row.suggestedCutQuantity, 0)
+  ), [rowsAvailableForOrder]);
+
   const totalPages = Math.ceil(filteredRows.length / itemsPerPage);
   const safeCurrentPage = Math.min(currentPage, totalPages || 1);
   const startIndex = (safeCurrentPage - 1) * itemsPerPage;
@@ -302,11 +307,15 @@ const Cutting = () => {
   }, [correctionItemsPerPage, correctionRows, cutConfigSection, targetCorrectionSku]);
 
   useEffect(() => {
-    if (!isSettingsOpen) return undefined;
+    if (!isSettingsOpen && !isOrderPreviewOpen) return undefined;
 
     const closeOnEscape = (event: KeyboardEvent) => {
       if (event.key === 'Escape') {
-        setIsSettingsOpen(false);
+        if (isOrderPreviewOpen) {
+          setIsOrderPreviewOpen(false);
+        } else {
+          setIsSettingsOpen(false);
+        }
       }
     };
 
@@ -317,7 +326,7 @@ const Cutting = () => {
       document.body.style.overflow = previousOverflow;
       document.removeEventListener('keydown', closeOnEscape);
     };
-  }, [isSettingsOpen]);
+  }, [isOrderPreviewOpen, isSettingsOpen]);
 
   const updateFamilyYield = (familyKey: CutFamilyKey, value: string) => {
     const parsedValue = Number(value);
@@ -413,6 +422,16 @@ const Cutting = () => {
     })), `plano_corte_${new Date().toISOString().split('T')[0]}.csv`);
   };
 
+  const openProductionOrderPreview = () => {
+    if (!rowsAvailableForOrder.length) {
+      setGenerationMessage('Não há necessidade de corte no filtro atual.');
+      return;
+    }
+
+    setGenerationMessage('');
+    setIsOrderPreviewOpen(true);
+  };
+
   const generateProductionOrders = async () => {
     if (!rowsAvailableForOrder.length) {
       setGenerationMessage('Não há necessidade de corte no filtro atual.');
@@ -460,6 +479,7 @@ const Cutting = () => {
       const refreshedOrders = await fetchProductionOrders(allProductionOrdersRange, undefined, { force: true });
       setProductionOrders(refreshedOrders.orders);
       setGenerationMessage(`${result.created.length} OPs criadas${result.skipped.length ? ` · ${result.skipped.length} já existiam abertas` : ''}.`);
+      setIsOrderPreviewOpen(false);
     } catch (error) {
       setGenerationMessage(error instanceof Error ? error.message : 'Não foi possível gerar as ordens de produção.');
     } finally {
@@ -513,13 +533,13 @@ const Cutting = () => {
 
           <button
             type="button"
-            onClick={() => void generateProductionOrders()}
+            onClick={openProductionOrderPreview}
             disabled={isGeneratingOrders || !rowsAvailableForOrder.length}
             className="flex items-center justify-center gap-2 rounded-xl border border-brand-primary/30 bg-brand-primary/15 px-4 py-2.5 text-sm font-medium text-brand-primary shadow-sm transition-colors hover:border-brand-primary disabled:cursor-not-allowed disabled:opacity-50 cursor-pointer"
-            title="Gerar ordens locais para as necessidades do filtro atual"
+            title="Revisar ordens locais antes de gerar"
           >
             <ClipboardList size={16} />
-            <span className="hidden sm:inline">{isGeneratingOrders ? 'Gerando' : 'Gerar OPs'}</span>
+            <span className="hidden sm:inline">{isGeneratingOrders ? 'Gerando' : 'Prévia OPs'}</span>
           </button>
 
           <button
@@ -552,6 +572,128 @@ const Cutting = () => {
 
       <RefreshStatus isRefreshing={isRefreshing} />
 
+      {isOrderPreviewOpen && (
+        <div
+          className="fixed inset-0 z-50 flex h-dvh items-center justify-center overflow-hidden bg-zinc-950/80 p-4 backdrop-blur-md dark:bg-black/75"
+          role="dialog"
+          aria-modal="true"
+          aria-label="Prévia de ordens de produção"
+          onClick={() => {
+            if (!isGeneratingOrders) setIsOrderPreviewOpen(false);
+          }}
+        >
+          <div
+            className="flex max-h-[90dvh] w-full max-w-6xl flex-col overflow-hidden rounded-2xl border border-dark-border bg-dark-card shadow-2xl"
+            onClick={(event) => event.stopPropagation()}
+          >
+            <div className="flex flex-col gap-4 border-b border-dark-border p-5 md:flex-row md:items-start md:justify-between">
+              <div>
+                <h2 className="text-lg font-bold text-dark-text">Prévia das OPs</h2>
+                <p className="mt-1 text-sm font-semibold text-dark-muted">
+                  Serão criadas ordens locais para as necessidades do filtro atual.
+                </p>
+              </div>
+              <button
+                type="button"
+                onClick={() => setIsOrderPreviewOpen(false)}
+                disabled={isGeneratingOrders}
+                className="inline-flex h-9 w-9 items-center justify-center rounded-xl border border-dark-border bg-dark-input text-dark-muted transition-colors hover:border-brand-primary hover:text-dark-text disabled:cursor-not-allowed disabled:opacity-50 cursor-pointer"
+                title="Fechar"
+                aria-label="Fechar prévia"
+              >
+                <X className="h-4 w-4" />
+              </button>
+            </div>
+
+            <div className="grid grid-cols-1 gap-3 border-b border-dark-border p-4 md:grid-cols-3">
+              <div className="rounded-xl border border-dark-border bg-dark-input/60 p-3">
+                <p className="text-[10px] font-bold uppercase tracking-widest text-dark-muted">OPs previstas</p>
+                <p className="mt-2 text-2xl font-bold text-dark-text">{formatNumber(rowsAvailableForOrder.length)}</p>
+              </div>
+              <div className="rounded-xl border border-dark-border bg-dark-input/60 p-3">
+                <p className="text-[10px] font-bold uppercase tracking-widest text-dark-muted">Unidades totais</p>
+                <p className="mt-2 text-2xl font-bold text-red-300">{formatNumber(orderPreviewTotalUnits)} un.</p>
+              </div>
+              <div className="rounded-xl border border-dark-border bg-dark-input/60 p-3">
+                <p className="text-[10px] font-bold uppercase tracking-widest text-dark-muted">Cobertura alvo</p>
+                <p className="mt-2 text-2xl font-bold text-brand-primary">{formatNumber(targetCoverageDays)} dias</p>
+              </div>
+            </div>
+
+            <div className="overflow-auto">
+              <table className="w-full min-w-[980px] text-left text-sm">
+                <thead className="border-b border-dark-border bg-dark-header text-dark-muted">
+                  <tr>
+                    <th className="px-4 py-3 text-[10px] font-bold uppercase tracking-wider">SKU</th>
+                    <th className="px-4 py-3 text-[10px] font-bold uppercase tracking-wider">Produto</th>
+                    <th className="px-4 py-3 text-[10px] font-bold uppercase tracking-wider">Família</th>
+                    <th className="px-4 py-3 text-[10px] font-bold uppercase tracking-wider">Variação</th>
+                    <th className="px-4 py-3 text-[10px] font-bold uppercase tracking-wider">Necessidade</th>
+                    <th className="px-4 py-3 text-[10px] font-bold uppercase tracking-wider">Dados</th>
+                  </tr>
+                </thead>
+                <tbody className="divide-y divide-dark-border">
+                  {rowsAvailableForOrder.map(row => (
+                    <tr key={row.id} className="hover:bg-dark-input/50">
+                      <td className="px-4 py-3 font-mono text-[11px] text-dark-muted">#{row.id}</td>
+                      <td className="max-w-0 px-4 py-3">
+                        <div className="truncate font-bold text-dark-text" title={row.name}>{row.name}</div>
+                        <div className="mt-1 text-[10px] font-semibold text-dark-muted">
+                          Média: {formatNumber(row.dailySales, 2)} un./dia · Estoque: {formatNumber(row.stock)} un.
+                        </div>
+                      </td>
+                      <td className="px-4 py-3">
+                        <span className={`inline-flex whitespace-nowrap rounded-full border px-2.5 py-1 text-xs font-bold ${familyStyles[row.family.key]}`}>
+                          {row.family.materialLabel}
+                        </span>
+                      </td>
+                      <td className="px-4 py-3">
+                        <div className="flex min-w-0 items-center gap-1.5">
+                          <ProductColorBadge label={row.color} className="max-w-[110px] px-2" />
+                          <span className="inline-flex items-center gap-1 rounded-full border border-emerald-400/25 bg-emerald-400/10 px-2 py-1 text-xs font-bold text-emerald-300">
+                            <Ruler className="h-3 w-3" />
+                            {row.size || '-'}
+                          </span>
+                        </div>
+                      </td>
+                      <td className="px-4 py-3 font-bold whitespace-nowrap text-red-300">
+                        {formatNumber(row.suggestedCutQuantity)} un.
+                      </td>
+                      <td className="px-4 py-3">{renderIssueBadge(row)}</td>
+                    </tr>
+                  ))}
+                </tbody>
+              </table>
+            </div>
+
+            <div className="flex flex-col gap-3 border-t border-dark-border p-4 sm:flex-row sm:items-center sm:justify-between">
+              <p className="text-xs font-semibold text-dark-muted">
+                OPs abertas já existentes para o mesmo plano e SKU serão ignoradas.
+              </p>
+              <div className="flex flex-col gap-2 sm:flex-row sm:justify-end">
+                <button
+                  type="button"
+                  onClick={() => setIsOrderPreviewOpen(false)}
+                  disabled={isGeneratingOrders}
+                  className="inline-flex items-center justify-center rounded-xl border border-dark-border bg-dark-input px-4 py-2 text-sm font-bold text-dark-text transition-colors hover:border-brand-primary disabled:cursor-not-allowed disabled:opacity-50 cursor-pointer"
+                >
+                  Cancelar
+                </button>
+                <button
+                  type="button"
+                  onClick={() => void generateProductionOrders()}
+                  disabled={isGeneratingOrders}
+                  className="inline-flex items-center justify-center gap-2 rounded-xl border border-brand-primary/30 bg-brand-primary/15 px-4 py-2 text-sm font-bold text-brand-primary transition-colors hover:border-brand-primary disabled:cursor-not-allowed disabled:opacity-50 cursor-pointer"
+                >
+                  <ClipboardList className="h-4 w-4" />
+                  {isGeneratingOrders ? 'Gerando OPs' : 'Confirmar geração'}
+                </button>
+              </div>
+            </div>
+          </div>
+        </div>
+      )}
+
       {isSettingsOpen && (
         <div
           className="fixed inset-0 z-50 flex h-dvh justify-end overflow-hidden bg-zinc-950/80 backdrop-blur-md dark:bg-black/75"