Fix module canvas backgrounds, clear dummy badges, add SVG upload, new template creation, and {jednotkova_cena} variable

src/app/page.tsx

@@ -3,7 +3,7 @@
 import React, { useState, useEffect } from 'react';
 import { NewsletterCampaign, NewsletterModule, ProductItem, BadgeTemplate } from '@/types/newsletter';
 import { DEFAULT_CAMPAIGN, SUPABASE_ASSETS_BASE } from '@/lib/defaultCampaign';
-import { renderEmailHtml } from '@/lib/emailRenderer';
+import { renderEmailHtml, renderSingleModuleHtml } from '@/lib/emailRenderer';
 import { supabase } from '@/lib/supabase';
 import { TopBar } from '@/components/editor/TopBar';
 import { ConfigPanel } from '@/components/editor/ConfigPanel';
@@ -409,13 +409,10 @@ export default function Home() {
                     </div>
                   )}
 
-                  {/* Vykreslenie modulu bez vnútorných medzier navyše */}
+                  {/* Vykreslenie čistého modulu bez obaľovacieho gradientu na každom bloku */}
                   <div
                     dangerouslySetInnerHTML={{
-                      __html: renderEmailHtml({
+                      __html: renderSingleModuleHtml(mod, campaign)
-                        ...campaign,
-                        modules: [mod]
-                      })
                     }}
                     className="pointer-events-none"
                   />
@@ -454,6 +451,7 @@ export default function Home() {
         currentDiscount={targetProduct?.discountText || '25%'}
         currentPriceMain={targetProduct?.priceMain || '1'}
         currentPriceSub={targetProduct?.priceSub || '99'}
+        currentUnitPrice={targetProduct?.unitPrice || '1kg = 4,91 €'}
       />
     </div>
   );

src/components/editor/BadgeEditorModal.tsx

@@ -1,10 +1,10 @@
 'use client';
 
-import React, { useState, useRef } from 'react';
+import React, { useState, useRef, useEffect } from 'react';
 import { BadgeTemplate, BadgeLayer } from '@/types/newsletter';
 import { supabase } from '@/lib/supabase';
 import { toPng } from 'html-to-image';
-import { Tag, Plus, Check, Trash2, X, Move, Type, Eye } from 'lucide-react';
+import { Tag, Plus, Check, Trash2, X, Upload, Eye, FileCode } from 'lucide-react';
 
 interface BadgeEditorModalProps {
   isOpen: boolean;
@@ -13,6 +13,7 @@ interface BadgeEditorModalProps {
   currentDiscount?: string;
   currentPriceMain?: string;
   currentPriceSub?: string;
+  currentUnitPrice?: string;
 }
 
 export const BadgeEditorModal: React.FC<BadgeEditorModalProps> = ({
@@ -21,79 +22,133 @@ export const BadgeEditorModal: React.FC<BadgeEditorModalProps> = ({
   onSelectBadge,
   currentDiscount = '25%',
   currentPriceMain = '1',
-  currentPriceSub = '99'
+  currentPriceSub = '99',
+  currentUnitPrice = '1kg = 4,91 €'
 }) => {
-  const [badges, setBadges] = useState<BadgeTemplate[]>([
+  const [badges, setBadges] = useState<BadgeTemplate[]>([]);
-    {
+  const [activeBadge, setActiveBadge] = useState<BadgeTemplate | null>(null);
-      id: 'badge-akcia',
+  const [selectedLayerId, setSelectedLayerId] = useState<string | null>(null);
-      name: 'Klasik Žltá AKCIA',
-      svgRaw: `<svg width="140" height="90" viewBox="0 0 140 90" fill="none" xmlns="http://www.w3.org/2000/svg">
-        <rect width="140" height="90" rx="12" fill="#ffd100"/>
-        <rect x="4" y="4" width="132" height="82" rx="10" stroke="#e0001b" stroke-width="3" stroke-dasharray="4 2"/>
-      </svg>`,
-      layersConfig: [
-        { id: '1', type: 'text', text: 'AKCIA', x: 70, y: 32, fontSize: 20, fontWeight: '900', fill: '#e0001b', align: 'center' },
-        { id: '2', type: 'text', text: '-{zlava}', x: 70, y: 68, fontSize: 28, fontWeight: '900', fill: '#001a33', align: 'center' }
-      ]
-    },
-    {
-      id: 'badge-super-cena',
-      name: 'Červená SUPER CENA',
-      svgRaw: `<svg width="140" height="90" viewBox="0 0 140 90" fill="none" xmlns="http://www.w3.org/2000/svg">
-        <rect width="140" height="90" rx="14" fill="#e2001a"/>
-        <circle cx="20" cy="20" r="10" fill="#ffde00" opacity="0.3"/>
-        <circle cx="120" cy="70" r="15" fill="#ffde00" opacity="0.2"/>
-      </svg>`,
-      layersConfig: [
-        { id: '1', type: 'text', text: 'SUPER CENA', x: 70, y: 32, fontSize: 16, fontWeight: '900', fill: '#ffffff', align: 'center' },
-        { id: '2', type: 'text', text: '-{zlava}', x: 70, y: 68, fontSize: 30, fontWeight: '900', fill: '#ffd100', align: 'center' }
-      ]
-    },
-    {
-      id: 'badge-hviezda',
-      name: 'Explózia zliav (Hviezda)',
-      svgRaw: `<svg width="140" height="110" viewBox="0 0 140 110" fill="none" xmlns="http://www.w3.org/2000/svg">
-        <path d="M70 5L85 38L120 28L105 60L135 80L98 88L90 120L70 95L50 120L42 88L5 80L35 60L20 28L55 38L70 5Z" fill="#ffde00" stroke="#e2001a" stroke-width="4"/>
-      </svg>`,
-      layersConfig: [
-        { id: '1', type: 'text', text: 'TOP', x: 70, y: 46, fontSize: 14, fontWeight: '900', fill: '#e2001a', align: 'center' },
-        { id: '2', type: 'text', text: '-{zlava}', x: 70, y: 76, fontSize: 24, fontWeight: '900', fill: '#001a33', align: 'center' }
-      ]
-    },
-    {
-      id: 'badge-kruh',
-      name: 'Kruhová percentuálna zľava',
-      svgRaw: `<svg width="110" height="110" viewBox="0 0 110 110" fill="none" xmlns="http://www.w3.org/2000/svg">
-        <circle cx="55" cy="55" r="50" fill="#e2001a" stroke="#ffd100" stroke-width="5"/>
-      </svg>`,
-      layersConfig: [
-        { id: '1', type: 'text', text: 'ZĽAVA', x: 55, y: 40, fontSize: 12, fontWeight: '800', fill: '#ffffff', align: 'center' },
-        { id: '2', type: 'text', text: '-{zlava}', x: 55, y: 74, fontSize: 26, fontWeight: '900', fill: '#ffd100', align: 'center' }
-      ]
-    }
-  ]);
-
-  const [activeBadge, setActiveBadge] = useState<BadgeTemplate>(badges[0]);
-  const [selectedLayerId, setSelectedLayerId] = useState<string>('2');
   const previewRef = useRef<HTMLDivElement>(null);
   const [isExportingPng, setIsExportingPng] = useState(false);
+  const [isSavingDb, setIsSavingDb] = useState(false);
+
+  // Načítanie existujúcich šablón zo Supabase
+  useEffect(() => {
+    if (isOpen) {
+      loadBadgesFromSupabase();
+    }
+  }, [isOpen]);
+
+  const loadBadgesFromSupabase = async () => {
+    try {
+      const { data, error } = await supabase
+        .from('badges')
+        .select('*')
+        .order('created_at', { ascending: false });
+
+      if (data && !error && data.length > 0) {
+        const loaded: BadgeTemplate[] = data.map((d: any) => ({
+          id: d.id,
+          name: d.name,
+          svgRaw: d.svg_raw || '',
+          layersConfig: d.layers_config || []
+        }));
+        setBadges(loaded);
+        setActiveBadge(loaded[0]);
+        if (loaded[0]?.layersConfig?.[0]) {
+          setSelectedLayerId(loaded[0].layersConfig[0].id);
+        }
+      } else {
+        // Ak je databáza prázdna, necháme čistý stav
+        setBadges([]);
+        setActiveBadge(null);
+      }
+    } catch (err) {
+      console.error('Error loading badges:', err);
+    }
+  };
 
   if (!isOpen) return null;
 
-  const activeLayer = activeBadge.layersConfig.find((l) => l.id === selectedLayerId) || activeBadge.layersConfig[0];
+  // Vytvorenie úplne novej prázdnej šablóny cenovky
+  const handleCreateNewTemplate = () => {
+    const newBadge: BadgeTemplate = {
+      id: `badge-${Date.now()}`,
+      name: 'Nová vlastná cenovka',
+      svgRaw: `<svg width="140" height="90" viewBox="0 0 140 90" fill="none" xmlns="http://www.w3.org/2000/svg">
+        <rect width="140" height="90" rx="12" fill="#ffd100"/>
+      </svg>`,
+      layersConfig: [
+        {
+          id: `l-${Date.now()}-1`,
+          type: 'text',
+          text: 'AKCIA',
+          x: 70,
+          y: 30,
+          fontSize: 18,
+          fontWeight: '900',
+          fill: '#e2001a',
+          align: 'center'
+        },
+        {
+          id: `l-${Date.now()}-2`,
+          type: 'text',
+          text: '-{zlava}',
+          x: 70,
+          y: 65,
+          fontSize: 26,
+          fontWeight: '900',
+          fill: '#001a33',
+          align: 'center'
+        }
+      ]
+    };
+
+    setBadges([newBadge, ...badges]);
+    setActiveBadge(newBadge);
+    setSelectedLayerId(newBadge.layersConfig[0].id);
+  };
+
+  // Upload vlastného SVG súboru ako pozadia
+  const handleSvgUpload = (e: React.ChangeEvent<HTMLInputElement>) => {
+    const file = e.target.files?.[0];
+    if (!file || !activeBadge) return;
+
+    const reader = new FileReader();
+    reader.onload = (event) => {
+      const content = event.target?.result as string;
+      if (content.includes('<svg')) {
+        // Vyčistenie a nastavenie rozmerov
+        setActiveBadge({
+          ...activeBadge,
+          svgRaw: content
+        });
+      } else {
+        alert('Nahraný súbor nie je platný formát SVG.');
+      }
+    };
+    reader.readAsText(file);
+  };
+
+  const activeLayer =
+    activeBadge?.layersConfig?.find((l) => l.id === selectedLayerId) ||
+    activeBadge?.layersConfig?.[0] ||
+    null;
 
   const updateActiveLayer = (updates: Partial<BadgeLayer>) => {
+    if (!activeBadge || !activeLayer) return;
     const updatedLayers = activeBadge.layersConfig.map((l) =>
       l.id === activeLayer.id ? { ...l, ...updates } : l
     );
     setActiveBadge({ ...activeBadge, layersConfig: updatedLayers });
   };
 
-  const addTextLayer = () => {
+  const addTextLayer = (presetText: string = 'Text') => {
+    if (!activeBadge) return;
     const newL: BadgeLayer = {
       id: `l-${Date.now()}`,
       type: 'text',
-      text: 'Nový text',
+      text: presetText,
       x: 70,
       y: 50,
       fontSize: 16,
@@ -109,20 +164,62 @@ export const BadgeEditorModal: React.FC<BadgeEditorModalProps> = ({
   };
 
   const removeLayer = (id: string) => {
-    if (activeBadge.layersConfig.length <= 1) return;
+    if (!activeBadge || activeBadge.layersConfig.length <= 1) return;
     setActiveBadge({
       ...activeBadge,
       layersConfig: activeBadge.layersConfig.filter((l) => l.id !== id)
     });
   };
 
-  const replaceVariables = (txt: string) => {
+  const deleteBadgeTemplate = async (badgeId: string) => {
-    return txt
+    try {
-      .replace(/{zlava}/g, currentDiscount.replace('-', ''))
+      await supabase.from('badges').delete().eq('id', badgeId);
-      .replace(/{cena}/g, `${currentPriceMain},${currentPriceSub} €`);
+    } catch (e) {}
+    const remaining = badges.filter((b) => b.id !== badgeId);
+    setBadges(remaining);
+    setActiveBadge(remaining[0] || null);
   };
 
+  // Dynamické nahradenie premenných: {zlava}, {cena}, {jednotkova_cena}
+  const replaceVariables = (txt: string) => {
+    if (!txt) return '';
+    return txt
+      .replace(/{zlava}/g, currentDiscount.replace('-', ''))
+      .replace(/{cena}/g, `${currentPriceMain},${currentPriceSub} €`)
+      .replace(/{jednotkova_cena}/g, currentUnitPrice);
+  };
+
+  // Uloženie šablóny do Supabase
+  const handleSaveToSupabase = async () => {
+    if (!activeBadge) return;
+    setIsSavingDb(true);
+    try {
+      const { data, error } = await supabase
+        .from('badges')
+        .upsert([
+          {
+            id: activeBadge.id.startsWith('badge-') ? undefined : activeBadge.id,
+            name: activeBadge.name,
+            svg_raw: activeBadge.svgRaw,
+            layers_config: activeBadge.layersConfig
+          }
+        ])
+        .select();
+
+      if (data && data.length > 0) {
+        alert('Šablóna cenovky bola úspešne uložená do databázy!');
+        loadBadgesFromSupabase();
+      }
+    } catch (err: any) {
+      alert(`Chyba pri ukladaní do databázy: ${err.message}`);
+    } finally {
+      setIsSavingDb(false);
+    }
+  };
+
+  // Render do PNG a aplikovanie na produkt
   const handleApplyBadge = async () => {
+    if (!activeBadge) return;
     if (!previewRef.current) {
       onSelectBadge(activeBadge);
       onClose();
@@ -131,7 +228,6 @@ export const BadgeEditorModal: React.FC<BadgeEditorModalProps> = ({
 
     setIsExportingPng(true);
     try {
-      // SVG -> PNG render cez HTML5 Canvas/toPng
       const dataUrl = await toPng(previewRef.current, {
         backgroundColor: 'transparent',
         pixelRatio: 2
@@ -148,74 +244,116 @@ export const BadgeEditorModal: React.FC<BadgeEditorModalProps> = ({
   };
 
   return (
-    <div className="fixed inset-0 z-50 bg-black/75 backdrop-blur-md flex items-center justify-center p-4">
+    <div className="fixed inset-0 z-50 bg-black/80 backdrop-blur-md flex items-center justify-center p-4">
-      <div className="bg-white rounded-3xl shadow-2xl max-w-4xl w-full max-h-[92vh] overflow-hidden flex flex-col border border-gray-100">
+      <div className="bg-white rounded-3xl shadow-2xl max-w-5xl w-full max-h-[92vh] overflow-hidden flex flex-col border border-gray-100">
         {/* Header */}
         <div className="px-6 py-4 border-b border-gray-100 flex items-center justify-between bg-slate-50">
-          <div className="flex items-center gap-2.5">
+          <div className="flex items-center gap-3">
-            <div className="w-8 h-8 rounded-lg bg-red-600 flex items-center justify-center text-white">
+            <div className="w-9 h-9 rounded-xl bg-[#e2001a] flex items-center justify-center text-white shadow-sm">
-              <Tag className="w-4 h-4" />
+              <Tag className="w-5 h-5" />
             </div>
             <div>
               <h2 className="text-base font-bold text-gray-900">
-                Editor grafických cenoviek (SVG &rarr; PNG Pipeline)
+                Editor a generátor grafických cenoviek (SVG &rarr; PNG)
               </h2>
               <p className="text-xs text-gray-500">
-                Upravte texty, premenné a pozície. Pri uložení sa cenovka automaticky vyrenderuje do orezaného PNG pre e-mail.
+                Vytvorte vlastnú šablónu, nahrajte SVG tvar, pridajte dynamické premenné a vyrenderujte PNG pre e-mail.
               </p>
             </div>
           </div>
-          <button onClick={onClose} className="p-1.5 text-gray-400 hover:text-gray-700 rounded-xl hover:bg-gray-200/50">
+          <button onClick={onClose} className="p-2 text-gray-400 hover:text-gray-700 rounded-xl hover:bg-gray-200/50">
             <X className="w-5 h-5" />
           </button>
         </div>
 
-        {/* Content */}
+        {/* Content Body */}
         <div className="flex-1 overflow-hidden grid grid-cols-12 divide-x divide-gray-100">
-          {/* Ľavý stĺpec: Šablóny */}
+          {/* 1. Stĺpec: Šablóny a Vytvorenie novej */}
           <div className="col-span-3 p-4 overflow-y-auto space-y-3 bg-gray-50/50">
-            <span className="text-[11px] font-bold uppercase tracking-wider text-gray-400 block px-1">
+            <div className="flex items-center justify-between px-1">
-              Katalóg cenoviek
+              <span className="text-[11px] font-bold uppercase tracking-wider text-gray-400">
+                Vaše šablóny ({badges.length})
               </span>
+              <button
+                onClick={handleCreateNewTemplate}
+                className="text-xs font-bold text-[#e2001a] hover:text-red-700 flex items-center gap-1 bg-red-50 hover:bg-red-100 px-2 py-1 rounded-lg transition-colors"
+              >
+                <Plus className="w-3.5 h-3.5" /> Nová
+              </button>
+            </div>
+
+            {badges.length === 0 ? (
+              <div className="p-6 text-center border-2 border-dashed border-gray-200 rounded-2xl bg-white">
+                <Tag className="w-8 h-8 text-gray-300 mx-auto mb-2" />
+                <p className="text-xs text-gray-500 mb-3">Zatiaľ nemáte žiadne šablóny cenoviek.</p>
+                <button
+                  onClick={handleCreateNewTemplate}
+                  className="w-full py-2 bg-[#e2001a] text-white text-xs font-bold rounded-xl shadow-xs hover:bg-red-700"
+                >
+                  Vytvoriť prvú šablónu
+                </button>
+              </div>
+            ) : (
               <div className="space-y-2">
                 {badges.map((b) => (
-                <button
+                  <div
                     key={b.id}
-                  onClick={() => setActiveBadge(b)}
+                    onClick={() => {
-                  className={`w-full text-left p-3 rounded-2xl border transition-all ${
+                      setActiveBadge(b);
-                    activeBadge.id === b.id
+                      if (b.layersConfig?.[0]) setSelectedLayerId(b.layersConfig[0].id);
-                      ? 'bg-white border-red-500 shadow-md ring-2 ring-red-500/10'
+                    }}
+                    className={`w-full text-left p-3 rounded-2xl border transition-all cursor-pointer relative group ${
+                      activeBadge?.id === b.id
+                        ? 'bg-white border-[#e2001a] shadow-md ring-2 ring-red-500/10'
                         : 'bg-white/80 border-gray-200 hover:border-gray-300'
                     }`}
                   >
-                  <p className="text-xs font-bold text-gray-800 truncate mb-1">{b.name}</p>
+                    <div className="flex items-center justify-between mb-1">
+                      <p className="text-xs font-bold text-gray-800 truncate">{b.name}</p>
+                      <button
+                        onClick={(e) => {
+                          e.stopPropagation();
+                          deleteBadgeTemplate(b.id);
+                        }}
+                        className="text-gray-300 hover:text-red-600 p-1 rounded transition-colors opacity-0 group-hover:opacity-100"
+                        title="Zmazať šablónu"
+                      >
+                        <Trash2 className="w-3.5 h-3.5" />
+                      </button>
+                    </div>
                     <div
-                    className="w-full h-14 flex items-center justify-center transform scale-75 origin-center overflow-hidden"
+                      className="w-full h-12 flex items-center justify-center transform scale-75 origin-center overflow-hidden"
                       dangerouslySetInnerHTML={{ __html: b.svgRaw || '' }}
                     />
-                </button>
+                  </div>
                 ))}
               </div>
+            )}
           </div>
 
-          {/* Stredný stĺpec: Interaktívny Canvas / Náhľad */}
+          {/* 2. Stĺpec: Vektorový Canvas & Náhľad */}
-          <div className="col-span-5 p-6 flex flex-col items-center justify-center bg-slate-900/95 relative">
+          <div className="col-span-5 p-6 flex flex-col items-center justify-center bg-slate-950 relative">
-            <span className="absolute top-4 left-4 text-xs font-semibold text-slate-400 flex items-center gap-1.5">
+            <div className="absolute top-4 left-4 flex items-center gap-2">
-              <Eye className="w-3.5 h-3.5" /> Živý vektorový náhľad
+              <span className="text-xs font-semibold text-slate-400 flex items-center gap-1.5">
+                <Eye className="w-3.5 h-3.5" /> Náhľad cenovky
               </span>
+            </div>
 
-            {/* Plátno cenovky */}
+            {activeBadge ? (
+              <div className="flex flex-col items-center justify-center">
+                {/* Vektorové plátno pre export do PNG */}
                 <div
                   ref={previewRef}
                   className="relative flex items-center justify-center p-8 select-none"
-              style={{ minWidth: 200, minHeight: 160 }}
+                  style={{ minWidth: 160, minHeight: 120 }}
                 >
+                  {/* SVG Podklad */}
                   <div
                     className="relative"
                     dangerouslySetInnerHTML={{ __html: activeBadge.svgRaw || '' }}
                   />
 
-              {/* Textové vrstvy nad SVG podkladom */}
+                  {/* Dynamické textové vrstvy nad SVG podkladom */}
                   {activeBadge.layersConfig.map((layer) => {
                     const isSelected = layer.id === selectedLayerId;
                     return (
@@ -234,8 +372,10 @@ export const BadgeEditorModal: React.FC<BadgeEditorModalProps> = ({
                           whiteSpace: 'nowrap',
                           cursor: 'pointer'
                         }}
-                    className={`px-1 rounded transition-all ${
+                        className={`px-1.5 py-0.5 rounded transition-all ${
-                      isSelected ? 'ring-2 ring-blue-400 ring-offset-2 ring-offset-transparent' : ''
+                          isSelected
+                            ? 'ring-2 ring-blue-400 ring-offset-2 ring-offset-transparent bg-blue-500/10'
+                            : 'hover:outline hover:outline-1 hover:outline-white/40'
                         }`}
                       >
                         {replaceVariables(layer.text || '')}
@@ -244,32 +384,103 @@ export const BadgeEditorModal: React.FC<BadgeEditorModalProps> = ({
                   })}
                 </div>
 
-            <p className="text-[11px] text-slate-400 mt-4 text-center">
+                {/* Dostupné premenné */}
-              Dostupné premenné: <code className="text-amber-300 font-mono">{`{zlava}`}</code> (hodnota: {currentDiscount}), <code className="text-amber-300 font-mono">{`{cena}`}</code>
+                <div className="mt-4 bg-slate-900/80 border border-slate-800 rounded-xl p-3 text-[11px] text-slate-300 space-y-1 max-w-sm">
+                  <span className="font-bold text-gray-400 block mb-1">Dostupné dynamické premenné:</span>
+                  <div className="flex flex-wrap gap-2">
+                    <span className="bg-slate-800 px-2 py-0.5 rounded font-mono text-amber-300">
+                      {'{zlava}'} &rarr; {currentDiscount}
+                    </span>
+                    <span className="bg-slate-800 px-2 py-0.5 rounded font-mono text-amber-300">
+                      {'{cena}'} &rarr; {currentPriceMain},{currentPriceSub} €
+                    </span>
+                    <span className="bg-slate-800 px-2 py-0.5 rounded font-mono text-amber-300">
+                      {'{jednotkova_cena}'} &rarr; {currentUnitPrice}
+                    </span>
+                  </div>
+                </div>
+              </div>
+            ) : (
+              <p className="text-sm text-slate-500">Vyberte alebo vytvorte novú šablónu cenovky.</p>
+            )}
+          </div>
+
+          {/* 3. Stĺpec: Konfigurácia SVG podkladu a Vrstiev */}
+          <div className="col-span-4 p-5 overflow-y-auto space-y-5 bg-white">
+            {activeBadge ? (
+              <>
+                {/* Názov šablóny */}
+                <div>
+                  <label className="block text-xs font-semibold text-gray-700 mb-1">Názov šablóny</label>
+                  <input
+                    type="text"
+                    value={activeBadge.name}
+                    onChange={(e) => setActiveBadge({ ...activeBadge, name: e.target.value })}
+                    className="w-full text-xs font-bold border border-gray-300 rounded-xl p-2.5"
+                  />
+                </div>
+
+                {/* Upload vlastného SVG podkladu */}
+                <div className="border border-dashed border-gray-300 rounded-2xl p-3.5 bg-gray-50/60">
+                  <label className="block text-xs font-bold text-gray-800 mb-1 flex items-center gap-1.5">
+                    <Upload className="w-3.5 h-3.5 text-[#e2001a]" />
+                    Nahrať vlastný SVG tvar (Podklad)
+                  </label>
+                  <input
+                    type="file"
+                    accept=".svg"
+                    onChange={handleSvgUpload}
+                    className="text-xs text-gray-500 file:mr-2 file:py-1 file:px-2.5 file:rounded-lg file:border-0 file:text-xs file:font-semibold file:bg-gray-200 file:text-gray-700 hover:file:bg-gray-300 cursor-pointer w-full"
+                  />
+                  <p className="text-[10px] text-gray-400 mt-1">
+                    Nahrajte ľubovoľný tvar: hviezdu, bublinu, štítok alebo percento.
                   </p>
                 </div>
 
-          {/* Pravý stĺpec: Konfigurácia vrstiev */}
+                {/* Rýchle pridanie premenných ako vrstvy */}
-          <div className="col-span-4 p-5 overflow-y-auto space-y-5 bg-white">
+                <div>
-            <div className="flex items-center justify-between border-b border-gray-100 pb-3">
+                  <span className="text-xs font-bold text-gray-800 uppercase tracking-wider block mb-2">
-              <span className="text-xs font-bold text-gray-800 uppercase tracking-wider">
+                    Pridať vrstvu s premennou
-                Vrstvy textov ({activeBadge.layersConfig.length})
                   </span>
+                  <div className="flex flex-wrap gap-1.5">
                     <button
-                onClick={addTextLayer}
+                      onClick={() => addTextLayer('-{zlava}')}
-                className="text-xs font-bold text-red-600 hover:text-red-700 bg-red-50 hover:bg-red-100 px-2.5 py-1 rounded-lg flex items-center gap-1 transition-colors"
+                      className="text-[11px] font-bold bg-amber-50 text-amber-800 border border-amber-200 hover:bg-amber-100 px-2 py-1 rounded-lg"
                     >
-                <Plus className="w-3.5 h-3.5" /> Pridať text
+                      + Zľava %
                     </button>
+                    <button
+                      onClick={() => addTextLayer('{cena}')}
+                      className="text-[11px] font-bold bg-emerald-50 text-emerald-800 border border-emerald-200 hover:bg-emerald-100 px-2 py-1 rounded-lg"
+                    >
+                      + Cena €
+                    </button>
+                    <button
+                      onClick={() => addTextLayer('{jednotkova_cena}')}
+                      className="text-[11px] font-bold bg-blue-50 text-blue-800 border border-blue-200 hover:bg-blue-100 px-2 py-1 rounded-lg"
+                    >
+                      + Merná cena
+                    </button>
+                    <button
+                      onClick={() => addTextLayer('SUPER CENA')}
+                      className="text-[11px] font-bold bg-gray-100 text-gray-800 border border-gray-200 hover:bg-gray-200 px-2 py-1 rounded-lg"
+                    >
+                      + Vlastný text
+                    </button>
+                  </div>
                 </div>
 
                 {/* Zoznam vrstiev */}
+                <div className="space-y-3 pt-2 border-t border-gray-100">
+                  <span className="text-xs font-bold text-gray-800 uppercase tracking-wider block">
+                    Vrstvy ({activeBadge.layersConfig.length})
+                  </span>
                   <div className="flex gap-1.5 overflow-x-auto pb-1">
                     {activeBadge.layersConfig.map((l, idx) => (
                       <button
                         key={l.id}
                         onClick={() => setSelectedLayerId(l.id)}
-                  className={`text-xs px-3 py-1.5 rounded-lg font-bold border transition-all whitespace-nowrap ${
+                        className={`text-xs px-2.5 py-1 rounded-lg font-bold border transition-all whitespace-nowrap ${
                           selectedLayerId === l.id
                             ? 'bg-slate-900 text-white border-slate-900'
                             : 'bg-gray-100 text-gray-600 border-gray-200'
@@ -282,81 +493,93 @@ export const BadgeEditorModal: React.FC<BadgeEditorModalProps> = ({
 
                   {/* Nastavenie aktívnej vrstvy */}
                   {activeLayer && (
-              <div className="space-y-4 pt-1">
+                    <div className="space-y-3 bg-gray-50 p-3.5 rounded-2xl border border-gray-200">
                       <div>
-                  <label className="block text-xs font-semibold text-gray-700 mb-1">
+                        <label className="block text-[11px] font-semibold text-gray-700 mb-1">
-                    Text vrstvy (podporuje premennú {'{zlava}'})
+                          Text / Premenná
                         </label>
                         <input
                           type="text"
                           value={activeLayer.text || ''}
                           onChange={(e) => updateActiveLayer({ text: e.target.value })}
-                    className="w-full text-sm border border-gray-300 rounded-xl p-2.5 font-medium"
+                          className="w-full text-xs font-bold border border-gray-300 rounded-lg p-2 bg-white"
                         />
                       </div>
 
-                <div className="grid grid-cols-2 gap-3">
+                      <div className="grid grid-cols-2 gap-2">
                         <div>
-                    <label className="block text-xs font-semibold text-gray-700 mb-1">Veľkosť písma (px)</label>
+                          <label className="block text-[10px] text-gray-500 mb-0.5">Veľkosť fontu (px)</label>
                           <input
                             type="number"
                             value={activeLayer.fontSize || 16}
                             onChange={(e) => updateActiveLayer({ fontSize: Number(e.target.value) })}
-                      className="w-full text-sm border border-gray-300 rounded-xl p-2"
+                            className="w-full text-xs border border-gray-300 rounded-lg p-1.5 bg-white"
                           />
                         </div>
                         <div>
-                    <label className="block text-xs font-semibold text-gray-700 mb-1">Farba písma</label>
+                          <label className="block text-[10px] text-gray-500 mb-0.5">Farba</label>
-                    <div className="flex items-center gap-2">
+                          <div className="flex items-center gap-1.5">
                             <input
                               type="color"
                               value={activeLayer.fill || '#ffffff'}
                               onChange={(e) => updateActiveLayer({ fill: e.target.value })}
-                        className="w-8 h-8 rounded-lg cursor-pointer border-0"
+                              className="w-7 h-7 rounded cursor-pointer border-0"
                             />
-                      <span className="text-xs font-mono">{activeLayer.fill}</span>
+                            <span className="text-[10px] font-mono">{activeLayer.fill}</span>
                           </div>
                         </div>
                       </div>
 
-                <div className="grid grid-cols-2 gap-3">
+                      <div className="grid grid-cols-2 gap-2">
                         <div>
-                    <label className="block text-xs font-semibold text-gray-700 mb-1">Pozícia X (px)</label>
+                          <label className="block text-[10px] text-gray-500 mb-0.5">Pozícia X ({activeLayer.x}px)</label>
                           <input
                             type="range"
-                      min="10"
+                            min="0"
-                      max="130"
+                            max="140"
                             value={activeLayer.x}
                             onChange={(e) => updateActiveLayer({ x: Number(e.target.value) })}
                             className="w-full"
                           />
-                    <span className="text-[10px] text-gray-400">{activeLayer.x} px</span>
                         </div>
                         <div>
-                    <label className="block text-xs font-semibold text-gray-700 mb-1">Pozícia Y (px)</label>
+                          <label className="block text-[10px] text-gray-500 mb-0.5">Pozícia Y ({activeLayer.y}px)</label>
                           <input
                             type="range"
-                      min="10"
+                            min="0"
-                      max="100"
+                            max="110"
                             value={activeLayer.y}
                             onChange={(e) => updateActiveLayer({ y: Number(e.target.value) })}
                             className="w-full"
                           />
-                    <span className="text-[10px] text-gray-400">{activeLayer.y} px</span>
                         </div>
                       </div>
 
-                <div className="pt-2">
+                      <div className="pt-1 flex justify-between items-center">
                         <button
                           onClick={() => removeLayer(activeLayer.id)}
-                    className="text-xs text-red-600 hover:text-red-700 font-semibold flex items-center gap-1"
+                          className="text-[11px] text-red-600 hover:text-red-700 font-semibold flex items-center gap-1"
                         >
-                    <Trash2 className="w-3.5 h-3.5" /> Odstrániť túto vrstvu
+                          <Trash2 className="w-3 h-3" /> Zmazať vrstvu
                         </button>
                       </div>
                     </div>
                   )}
                 </div>
+
+                {/* Uloženie šablóny do databázy */}
+                <div className="pt-2">
+                  <button
+                    onClick={handleSaveToSupabase}
+                    disabled={isSavingDb}
+                    className="w-full py-2 bg-gray-900 text-white text-xs font-bold rounded-xl hover:bg-black transition-colors"
+                  >
+                    {isSavingDb ? 'Ukladám do Supabase...' : 'Uložiť túto šablónu do Supabase'}
+                  </button>
+                </div>
+              </>
+            ) : null}
+          </div>
         </div>
 
         {/* Footer */}
@@ -366,8 +589,8 @@ export const BadgeEditorModal: React.FC<BadgeEditorModalProps> = ({
           </button>
           <button
             onClick={handleApplyBadge}
-            disabled={isExportingPng}
+            disabled={isExportingPng || !activeBadge}
-            className="px-6 py-2.5 text-sm font-bold bg-[#e2001a] text-white rounded-xl hover:bg-red-700 transition-colors shadow-md flex items-center gap-2"
+            className="px-6 py-2.5 text-sm font-bold bg-[#e2001a] text-white rounded-xl hover:bg-red-700 disabled:opacity-50 transition-colors shadow-md flex items-center gap-2"
           >
             <Check className="w-4 h-4" />
             {isExportingPng ? 'Generujem PNG cenovku...' : 'Aplikovať cenovku na produkt'}

src/lib/emailRenderer.ts

@@ -197,6 +197,10 @@ export function renderEmailHtml(campaign: NewsletterCampaign): string {
 </html>`;
 }
 
+export function renderSingleModuleHtml(m: any, campaign: NewsletterCampaign): string {
+  return renderModule(m, campaign);
+}
+
 function renderModule(m: any, campaign: NewsletterCampaign): string {
   switch (m.type) {
     case 'announcement':