feat: poradie fotiek v karte ako zoznam vrstiev (hore = vpredu)

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

src/components/editor/ProductEditor.tsx

@@ -4,10 +4,10 @@
 // texty, fotka (zoom/posun), cenovka (šablóna, veľkosť, ceny), dostupnosť a ďalšie možnosti.
 import React, { useEffect, useRef } from 'react';
 import { BadgeTemplate, CardProduct, ProductLabel, ProductPhoto } from '@/types/newsletter';
-import { ChevronDown, Trash2, Pencil, Globe, Layers } from 'lucide-react';
+import { ChevronDown, ChevronUp, Trash2, Pencil, Globe, Layers } from 'lucide-react';
 import { ImageUploadInput } from './ImageUploadInput';
 import { pickAlt } from '@/lib/altText';
-import { DEFAULT_STORES_OFFSET_X, DEFAULT_STORES_OFFSET_Y, DEFAULT_STORES_SIZE, badgeWidthFor, productCardAlt } from '@/lib/productCard';
+import { DEFAULT_STORES_OFFSET_X, DEFAULT_STORES_OFFSET_Y, DEFAULT_STORES_SIZE, MAIN_PHOTO, badgeWidthFor, photoStack, productCardAlt } from '@/lib/productCard';
 
 export const PRODUCT_BG_PRESETS = [
   { label: 'Červená', sub: 'Fantasticky', color: '#feeaea', border: '#f5d4d4' },
@@ -105,7 +105,49 @@ const ResetLink: React.FC<{ onClick: () => void }> = ({ onClick }) => (
   </button>
 );
 
-// Ďalšia fotka v karte (bundle): obrázok, poloha, veľkosť, pred/za hlavnou fotkou
+// Poradie fotiek ako vrstvy: navrchu zoznamu je fotka najviac vpredu
+const PhotoOrderList: React.FC<{ product: CardProduct; onChange: (order: string[]) => void }> = ({ product, onChange }) => {
+  const stack = photoStack(product); // odzadu dopredu
+  const extras = product.extraPhotos || [];
+  const move = (id: string, dir: 1 | -1) => {
+    const i = stack.indexOf(id);
+    const j = i + dir;
+    if (j < 0 || j >= stack.length) return;
+    const next = [...stack];
+    [next[i], next[j]] = [next[j], next[i]];
+    onChange(next);
+  };
+  const front = [...stack].reverse();
+  return (
+    <div className="rounded-lg border border-gray-200 bg-white p-2 space-y-1">
+      <span className="text-[10px] font-bold text-gray-600">Poradie fotiek (hore = vpredu)</span>
+      {front.map((id, k) => {
+        const isMain = id === MAIN_PHOTO;
+        const extraIdx = extras.findIndex((f) => f.id === id);
+        const url = isMain ? product.imageUrl : extras[extraIdx]?.url;
+        return (
+          <div key={id} className={`flex items-center gap-2 rounded-md px-1.5 py-1 ${isMain ? 'bg-red-50' : 'bg-gray-50'}`}>
+            <span className="w-7 h-7 rounded bg-white border border-gray-200 overflow-hidden flex items-center justify-center shrink-0">
+              {url && (
+                // eslint-disable-next-line @next/next/no-img-element
+                <img src={url} alt="" className="w-full h-full object-contain" />
+              )}
+            </span>
+            <span className="flex-1 text-[11px] font-semibold text-gray-800">{isMain ? 'Hlavná fotka' : `Fotka ${extraIdx + 2}`}</span>
+            <button type="button" disabled={k === 0} onClick={() => move(id, 1)} className="p-0.5 text-gray-500 hover:text-gray-900 disabled:opacity-25" title="Dopredu">
+              <ChevronUp className="w-3.5 h-3.5" />
+            </button>
+            <button type="button" disabled={k === front.length - 1} onClick={() => move(id, -1)} className="p-0.5 text-gray-500 hover:text-gray-900 disabled:opacity-25" title="Dozadu">
+              <ChevronDown className="w-3.5 h-3.5" />
+            </button>
+          </div>
+        );
+      })}
+    </div>
+  );
+};
+
+// Ďalšia fotka v karte (bundle): obrázok, poloha, veľkosť
 const ExtraPhotoEditor: React.FC<{
   index: number;
   photo: ProductPhoto;
@@ -123,10 +165,6 @@ const ExtraPhotoEditor: React.FC<{
     <Slider label="Vodorovne" value={photo.x} display={`${photo.x} %`} min={0} max={100} step={1} onChange={(v) => onChange({ x: v })} />
     <Slider label="Zvisle" value={photo.y} display={`${photo.y} %`} min={0} max={100} step={1} onChange={(v) => onChange({ y: v })} />
     <Slider label="Veľkosť" value={photo.scale} display={`${Math.round(photo.scale * 100)} %`} min={0.2} max={2} step={0.05} onChange={(v) => onChange({ scale: v })} />
-    <label className="flex items-center gap-1.5 text-[10px] text-gray-600 cursor-pointer">
-      <input type="checkbox" checked={!!photo.behind} onChange={(e) => onChange({ behind: e.target.checked })} className="w-3 h-3 accent-red-600" />
-      Za hlavnou fotkou
-    </label>
   </div>
 );
 
@@ -355,23 +393,29 @@ export const ProductEditor: React.FC<ProductEditorProps> = ({
                 index={i}
                 photo={f}
                 onChange={(patch) => onChange({ extraPhotos: (p.extraPhotos || []).map((x, j) => (j === i ? { ...x, ...patch } : x)) })}
-                onRemove={() => onChange({ extraPhotos: (p.extraPhotos || []).filter((_, j) => j !== i) })}
+                onRemove={() =>
+                  onChange({
+                    extraPhotos: (p.extraPhotos || []).filter((_, j) => j !== i),
+                    photoOrder: photoStack(p).filter((id) => id !== f.id)
+                  })
+                }
               />
             ))}
             <button
               type="button"
-              onClick={() =>
+              onClick={() => {
+                const id = `ph-${Date.now()}`;
                 onChange({
-                  extraPhotos: [
-                    ...(p.extraPhotos || []),
-                    { id: `ph-${Date.now()}`, url: '', x: 62, y: 52, scale: 0.75, behind: false }
-                  ]
-                })
-              }
+                  extraPhotos: [...(p.extraPhotos || []), { id, url: '', x: 62, y: 52, scale: 0.75 }],
+                  photoOrder: [...photoStack(p), id] // nová fotka ide dopredu
+                });
+              }}
               className="w-full text-[10px] font-bold text-gray-600 border border-dashed border-gray-300 hover:border-gray-400 hover:bg-white rounded-lg py-1.5"
             >
               + Pridať ďalšiu fotku (bundle)
             </button>
+
+            {(p.extraPhotos || []).length > 0 && <PhotoOrderList product={p} onChange={(photoOrder) => onChange({ photoOrder })} />}
           </Block>
 
           {/* CENOVKA */}

src/lib/productCard.ts

@@ -208,7 +208,7 @@ export function cardVisualKey(p: CardProduct, ctx: CardContext): string {
     p.cardPriceMain, p.cardPriceSub, p.cardDiscount, p.cardUnitPrice,
     p.noCardPriceMain, p.noCardPriceSub, p.noCardDiscount, p.noCardUnitPrice,
     p.stores, p.storesOffsetX ?? DEFAULT_STORES_OFFSET_X, p.storesOffsetY ?? DEFAULT_STORES_OFFSET_Y, p.storesSize ?? DEFAULT_STORES_SIZE,
-    p.labels || [], p.extraPhotos || []
+    p.labels || [], p.extraPhotos || [], photoStack(p)
   ];
   const str = JSON.stringify(relevant);
   let h1 = 5381;
@@ -221,6 +221,20 @@ export function cardVisualKey(p: CardProduct, ctx: CardContext): string {
   return `cv-${(h1 >>> 0).toString(36)}${(h2 >>> 0).toString(36)}`;
 }
 
+// Poradie fotiek v karte odzadu dopredu ('main' = hlavná fotka). Uložené poradie sa doplní o nové fotky
+// (dopredu) a očistí o zmazané; bez uloženého poradia platí staršie nastavenie „za hlavnou fotkou“.
+export const MAIN_PHOTO = 'main';
+export function photoStack(p: Pick<CardProduct, 'extraPhotos' | 'photoOrder'>): string[] {
+  const extras = p.extraPhotos || [];
+  const ids = new Set([MAIN_PHOTO, ...extras.map((f) => f.id)]);
+  if (p.photoOrder?.length) {
+    const order = p.photoOrder.filter((id) => ids.has(id));
+    for (const id of ids) if (!order.includes(id)) order.push(id);
+    return order;
+  }
+  return [...extras.filter((f) => f.behind).map((f) => f.id), MAIN_PHOTO, ...extras.filter((f) => !f.behind).map((f) => f.id)];
+}
+
 // Ďalšia fotka v karte (bundle): poloha v % vizuálu, veľkosť voči hlavnej fotke
 function renderExtraPhoto(f: ProductPhoto, mode: RenderMode): string {
   if (!f.url) return '';
@@ -290,9 +304,15 @@ function renderVisualPreview(p: CardProduct, ctx: CardContext, key: string): str
   const insetRight = bgBox ? Math.round(bgBox.right * bw) : 0;
   return `
     <div data-card-visual="${key}" style="position: relative; width: 100%; height: ${height}px; overflow: hidden; background-color: ${bg}; border-radius: 16px 16px 0 0; line-height: normal; font-size: 12px;">
-        ${(p.extraPhotos || []).filter((f) => f.behind).map((f) => renderExtraPhoto(f, ctx.mode)).join('')}
-        ${p.imageUrl ? `<img src="${escapeHtml(assetUrl(p.imageUrl, ctx.mode))}" alt="" style="position: absolute; left: 44%; top: 47%; max-width: 86%; max-height: 86%; transform: translate(-50%, -50%) translate(${ox}px, ${oy}px) scale(${scale}); border: 0;">` : ''}
-        ${(p.extraPhotos || []).filter((f) => !f.behind).map((f) => renderExtraPhoto(f, ctx.mode)).join('')}
+        ${photoStack(p)
+          .map((id) => {
+            if (id === MAIN_PHOTO) {
+              return p.imageUrl ? `<img src="${escapeHtml(assetUrl(p.imageUrl, ctx.mode))}" alt="" style="position: absolute; left: 44%; top: 47%; max-width: 86%; max-height: 86%; transform: translate(-50%, -50%) translate(${ox}px, ${oy}px) scale(${scale}); border: 0;">` : '';
+            }
+            const f = (p.extraPhotos || []).find((x) => x.id === id);
+            return f ? renderExtraPhoto(f, ctx.mode) : '';
+          })
+          .join('')}
         ${(p.labels || []).map(renderLabel).join('')}
         <div style="position: absolute; right: 8px; bottom: 8px; width: ${bw}px;">
             ${stores ? `<div style="position: absolute; right: ${insetRight - sx}px; bottom: calc(100% - ${insetTop}px + ${sy}px);">${stores}</div>` : ''}

src/types/newsletter.ts

@@ -52,6 +52,7 @@ export interface ProductItem {
   storesSize?: number;    // výška jedného štítka predajne v px (nezávislá od veľkosti cenovky)
   labels?: ProductLabel[]; // vlastné štítky na fotke (napr. „PODIEL MÄSA 92 %“)
   extraPhotos?: ProductPhoto[]; // ďalšie fotky v karte (bundle) popri hlavnej fotke
+  photoOrder?: string[];        // poradie fotiek odzadu dopredu: id ďalších fotiek a 'main' (hlavná fotka)
   imageScale?: number;   // Zoom fotky (1 = 100 %)
   imageOffsetX?: number; // Posun fotky vodorovne v px (+ doprava)
   imageOffsetY?: number; // Posun fotky zvisle v px (+ nadol)
@@ -76,7 +77,7 @@ export interface ProductPhoto {
   x: number;       // stred fotky, % šírky vizuálu (0–100)
   y: number;       // stred fotky, % výšky vizuálu (0–100)
   scale: number;   // 1 = rovnaká veľkosť ako hlavná fotka bez zoomu
-  behind?: boolean; // za hlavnou fotkou (inak pred ňou)
+  behind?: boolean; // (staršie) za hlavnou fotkou – nahradené poradím photoOrder
 }
 
 // Vlastný štítok na fotke produktu