Add split

src/components/LayoutStep.tsx

@@ -1,6 +1,6 @@
 import React, { useRef, useState, useMemo } from 'react';
-import { AppConfig, LayoutSplits } from '../types';
-import { Grid, MousePointer2, Trash2, RotateCcw } from 'lucide-react';
+import { AppConfig, LayoutSplits, Partition } from '../types';
+import { Grid, MousePointer2, Trash2, RotateCcw, LayoutGrid, X, Plus, Settings2, Sliders } from 'lucide-react';
 
 interface Props {
   config: AppConfig;
@@ -8,31 +8,84 @@ interface Props {
   onChange: (splits: LayoutSplits) => void;
 }
 
+type EditMode = 'lines' | 'cells';
 type Axis = 'x' | 'y';
 
 export const LayoutStep: React.FC<Props> = ({ config, splits, onChange }) => {
   const svgRef = useRef<SVGSVGElement>(null);
   
-  // State
+  const [mode, setMode] = useState<EditMode>('lines');
+  
+  // States for Lines
   const [phantomAxis, setPhantomAxis] = useState<Axis | null>(null);
   const [mousePos, setMousePos] = useState({ x: 0, y: 0 });
   const [hoveredSplit, setHoveredSplit] = useState<{ axis: Axis; index: number } | null>(null);
   const [dragging, setDragging] = useState<{ axis: Axis; index: number } | null>(null);
-  
-  // FIX: Кнопка удаления не пропадает под курсором
   const [isButtonHovered, setIsButtonHovered] = useState(false);
 
-  // SAFE ACCESS: Защита от undefined
-  const safeX = splits.x || [];
-  const safeY = splits.y || [];
+  // State for Cell Editor
+  const [editingCell, setEditingCell] = useState<{ i: number, j: number } | null>(null);
+
+  // Safeties
+  const safeX = splits?.x || [];
+  const safeY = splits?.y || [];
+  const safePartitions = splits?.partitions || {};
 
   const viewBoxW = 1000;
-  const aspectRatio = config.drawer.depth / config.drawer.width;
+  const aspectRatio = (config.drawer.depth || 1) / (config.drawer.width || 1);
   const viewBoxH = viewBoxW * aspectRatio;
 
   const sortedX = useMemo(() => [0, ...safeX, 1].sort((a, b) => a - b), [safeX]);
   const sortedY = useMemo(() => [0, ...safeY, 1].sort((a, b) => a - b), [safeY]);
-  
+
+  // --- PARTITION LOGIC ---
+  const getCurrentPartitions = () => {
+      if (!editingCell) return [];
+      const key = `${editingCell.i}-${editingCell.j}`;
+      return safePartitions[key] || [];
+  };
+
+  const addPartition = (axis: 'x' | 'y') => {
+      if (!editingCell) return;
+      const key = `${editingCell.i}-${editingCell.j}`;
+      const current = safePartitions[key] || [];
+      const newPart: Partition = {
+          id: Date.now().toString(),
+          axis,
+          offset: 0.5,
+          height: config.drawer.height, // по умолчанию полная высота
+          rounded: false
+      };
+      
+      onChange({
+          ...splits,
+          partitions: { ...safePartitions, [key]: [...current, newPart] }
+      });
+  };
+
+  const updatePartition = (id: string, updates: Partial<Partition>) => {
+      if (!editingCell) return;
+      const key = `${editingCell.i}-${editingCell.j}`;
+      const current = safePartitions[key] || [];
+      const updated = current.map(p => p.id === id ? { ...p, ...updates } : p);
+      
+      onChange({
+          ...splits,
+          partitions: { ...safePartitions, [key]: updated }
+      });
+  };
+
+  const removePartition = (id: string) => {
+      if (!editingCell) return;
+      const key = `${editingCell.i}-${editingCell.j}`;
+      const current = safePartitions[key] || [];
+      onChange({
+          ...splits,
+          partitions: { ...safePartitions, [key]: current.filter(p => p.id !== id) }
+      });
+  };
+
+  // --- MOUSE HANDLERS (Global) ---
   const handleGlobalMouseMove = (e: React.MouseEvent) => {
     if (!svgRef.current) return;
     const rect = svgRef.current.getBoundingClientRect();
@@ -41,56 +94,51 @@ export const LayoutStep: React.FC<Props> = ({ config, splits, onChange }) => {
 
     setMousePos({ x: nx, y: ny });
 
-    if (dragging) {
-      const newSplits = { x: [...safeX], y: [...safeY] };
-      const val = dragging.axis === 'x' ? nx : ny;
-      newSplits[dragging.axis][dragging.index] = val;
-      onChange(newSplits);
-      return;
+    if (mode === 'lines') {
+        if (dragging) {
+            const newSplits = { ...splits, x: [...safeX], y: [...safeY] };
+            const val = dragging.axis === 'x' ? nx : ny;
+            newSplits[dragging.axis][dragging.index] = val;
+            onChange(newSplits);
+            return;
+        }
+        if (isButtonHovered) return;
+        setHoveredSplit(null);
+
+        const SNAP = 0.02; 
+        const closeToX = safeX.some(val => Math.abs(nx - val) < SNAP);
+        const closeToY = safeY.some(val => Math.abs(ny - val) < SNAP);
+        const closeToEdgeX = nx < SNAP || nx > (1 - SNAP);
+        const closeToEdgeY = ny < SNAP || ny > (1 - SNAP);
+
+        if (!closeToX && !closeToY && !closeToEdgeX && !closeToEdgeY) {
+            const distRight = 1 - nx; const distBottom = 1 - ny;
+            setPhantomAxis(Math.min(nx, distRight) < Math.min(ny, distBottom) ? 'y' : 'x');
+        } else {
+            setPhantomAxis(null);
+        }
     }
-
-    if (isButtonHovered) return;
-
-    setHoveredSplit(null);
-
-    const SNAP = 0.02; 
-    const closeToX = safeX.some(val => Math.abs(nx - val) < SNAP);
-    const closeToY = safeY.some(val => Math.abs(ny - val) < SNAP);
-    const closeToEdgeX = nx < SNAP || nx > (1 - SNAP);
-    const closeToEdgeY = ny < SNAP || ny > (1 - SNAP);
-
-    if (!closeToX && !closeToY && !closeToEdgeX && !closeToEdgeY) {
-        const distRight = 1 - nx; const distBottom = 1 - ny;
-        const minXDist = Math.min(nx, distRight);
-        const minYDist = Math.min(ny, distBottom);
-        setPhantomAxis(minXDist < minYDist ? 'y' : 'x');
-    } else {
-        setPhantomAxis(null);
-    }
-  };
-
-  const handleSplitHover = (e: React.MouseEvent, axis: Axis, index: number) => {
-      if (dragging) return;
-      e.stopPropagation();
-      setHoveredSplit({ axis, index });
-      setPhantomAxis(null);
   };
 
   const handleMouseDown = (e: React.MouseEvent) => {
-    if (hoveredSplit && !isButtonHovered) {
-        if (e.button === 0) setDragging(hoveredSplit);
-        else if (e.button === 2) removeSplit(hoveredSplit.axis, hoveredSplit.index);
-    } else if (phantomAxis && !isButtonHovered) {
-        const val = phantomAxis === 'x' ? mousePos.x : mousePos.y;
-        const newSplits = { x: [...safeX], y: [...safeY] };
-        newSplits[phantomAxis] = [...newSplits[phantomAxis], val];
-        onChange(newSplits);
-        setDragging({ axis: phantomAxis, index: newSplits[phantomAxis].length - 1 });
+    if (mode === 'lines') {
+        if (hoveredSplit && !isButtonHovered) {
+            if (e.button === 0) setDragging(hoveredSplit);
+            else if (e.button === 2) removeMainSplit(hoveredSplit.axis, hoveredSplit.index);
+        } else if (phantomAxis && !isButtonHovered) {
+            const val = phantomAxis === 'x' ? mousePos.x : mousePos.y;
+            const newSplits = { ...splits, x: [...safeX], y: [...safeY] };
+            newSplits[phantomAxis] = [...newSplits[phantomAxis], val];
+            onChange(newSplits);
+            setDragging({ axis: phantomAxis, index: newSplits[phantomAxis].length - 1 });
+        }
+    } else {
+        if (e.target === svgRef.current) setEditingCell(null);
     }
   };
 
-  const removeSplit = (axis: Axis, index: number) => {
-    const newSplits = { x: [...safeX], y: [...safeY] };
+  const removeMainSplit = (axis: Axis, index: number) => {
+    const newSplits = { ...splits, x: [...safeX], y: [...safeY] };
     newSplits[axis] = newSplits[axis].filter((_, i) => i !== index);
     onChange(newSplits);
     setHoveredSplit(null);
@@ -99,62 +147,68 @@ export const LayoutStep: React.FC<Props> = ({ config, splits, onChange }) => {
   };
 
   return (
-    <div className="bg-slate-900 p-6 rounded-xl shadow-lg border border-slate-800 h-full flex flex-col">
-      <div className="flex justify-between items-center mb-4">
+    <div className="bg-slate-900 p-6 rounded-xl shadow-lg border border-slate-800 h-full flex flex-col relative">
+      <div className="flex justify-between items-center mb-4 z-20">
         <h2 className="text-xl font-bold flex items-center gap-2 text-primary">
           <Grid size={24} /> 2. Редактор макета
         </h2>
-        <button 
-            onClick={() => onChange({ x: [], y: [] })}
-            className="px-3 py-1 text-xs bg-slate-800 text-red-400 hover:text-red-300 rounded hover:bg-slate-700 border border-slate-700 flex items-center gap-1 transition-colors"
-        >
-            <RotateCcw size={14} /> Сбросить сетку
+        
+        <div className="flex bg-slate-800 p-1 rounded-lg border border-slate-700">
+            <button onClick={() => { setMode('lines'); setEditingCell(null); }} className={`flex items-center gap-2 px-4 py-2 rounded-md text-xs font-bold transition-all ${mode === 'lines' ? 'bg-primary text-white shadow' : 'text-gray-400 hover:text-gray-200'}`}>
+                <Grid size={14} /> Границы
+            </button>
+            <button onClick={() => setMode('cells')} className={`flex items-center gap-2 px-4 py-2 rounded-md text-xs font-bold transition-all ${mode === 'cells' ? 'bg-primary text-white shadow' : 'text-gray-400 hover:text-gray-200'}`}>
+                <LayoutGrid size={14} /> Внутри ячеек
+            </button>
+        </div>
+
+        <button onClick={() => onChange({ x: [], y: [], partitions: {} })} className="px-3 py-1 text-xs bg-slate-800 text-red-400 hover:text-red-300 rounded hover:bg-slate-700 border border-slate-700 flex items-center gap-1 transition-colors">
+            <RotateCcw size={14} /> Сбросить
         </button>
       </div>
 
-      <div className="flex flex-col h-full select-none">
+      <div className="flex flex-col h-full select-none relative">
         <div className="flex-1 bg-slate-800/30 rounded-lg p-6 flex flex-col items-center justify-center relative overflow-hidden border border-slate-700/50">
             
-            <div className="absolute top-4 left-4 z-10 bg-slate-900/90 p-3 rounded-lg backdrop-blur border border-slate-700 shadow-xl max-w-[200px] pointer-events-none">
+             {/* Instructions */}
+             <div className="absolute top-4 left-4 z-10 bg-slate-900/90 p-3 rounded-lg backdrop-blur border border-slate-700 shadow-xl max-w-[200px] pointer-events-none">
                <div className="flex items-center gap-2 font-bold text-gray-100 mb-2 text-sm">
-                   <MousePointer2 size={14} className="text-primary"/> Инструкция
+                   <MousePointer2 size={14} className="text-primary"/> {mode === 'lines' ? 'Режим: Границы' : 'Режим: Ячейки'}
                </div>
-               <ul className="space-y-1.5 text-[10px] text-gray-400 leading-tight">
-                   <li><b className="text-blue-400">Клик у края:</b> Новая линия</li>
-                   <li><b className="text-orange-400">Перетаскивание:</b> Изменить размер</li>
-                   <li><b className="text-red-400">Двойной клик/ПКМ:</b> Удалить</li>
-               </ul>
+               {mode === 'lines' ? (
+                   <ul className="space-y-1 text-[10px] text-gray-400 leading-tight">
+                       <li><b className="text-blue-400">Клик:</b> Новая граница</li>
+                       <li><b className="text-orange-400">Драг:</b> Двигать</li>
+                   </ul>
+               ) : (
+                   <ul className="space-y-1 text-[10px] text-gray-400 leading-tight">
+                       <li><b className="text-green-400">Клик по ячейке:</b> Настройка стенок</li>
+                   </ul>
+               )}
             </div>
 
+            {/* Rulers */}
             <div className="w-full flex justify-between px-8 mb-1 max-w-[900px]">
                 <span className="text-xs text-slate-500 font-mono">0</span>
                 <span className="text-xs text-slate-500 font-mono">{config.drawer.width} мм</span>
             </div>
 
             <div className="relative flex items-center justify-center w-full h-full">
-                 <div className="h-full max-h-[90%] flex flex-col justify-between py-2 mr-2">
+                <div className="h-full max-h-[90%] flex flex-col justify-between py-2 mr-2">
                     <span className="text-xs text-slate-500 font-mono">0</span>
                     <span className="text-xs text-slate-500 font-mono" style={{writingMode: 'vertical-rl'}}>{config.drawer.depth} мм</span>
                 </div>
 
-                <div 
-                    className="relative shadow-2xl bg-[#1e293b] border border-slate-600 rounded-sm overflow-hidden"
+                <div className="relative shadow-2xl bg-[#1e293b] border border-slate-600 rounded-sm overflow-hidden group"
                     style={{
-                        width: '100%',
-                        maxWidth: '900px',
+                        width: '100%', maxWidth: '900px',
                         aspectRatio: `${1/aspectRatio}`,
-                        cursor: dragging ? 'grabbing' : hoveredSplit ? 'grab' : 'crosshair',
+                        cursor: mode === 'lines' ? (dragging ? 'grabbing' : hoveredSplit ? 'grab' : 'crosshair') : 'default',
                         maxHeight: '75vh'
                     }}
                 >   
-                   <svg 
-                      ref={svgRef}
-                      viewBox={`0 0 ${viewBoxW} ${viewBoxH}`} 
-                      className="w-full h-full touch-none"
-                      onMouseMove={handleGlobalMouseMove}
-                      onMouseDown={handleMouseDown}
-                      onMouseUp={() => setDragging(null)}
-                      onContextMenu={(e) => e.preventDefault()}
+                   <svg ref={svgRef} viewBox={`0 0 ${viewBoxW} ${viewBoxH}`} className="w-full h-full touch-none"
+                      onMouseMove={handleGlobalMouseMove} onMouseDown={handleMouseDown} onMouseUp={() => setDragging(null)} onContextMenu={(e) => e.preventDefault()}
                    >
                       <defs>
                           <pattern id="grid" width="50" height="50" patternUnits="userSpaceOnUse">
@@ -163,113 +217,141 @@ export const LayoutStep: React.FC<Props> = ({ config, splits, onChange }) => {
                       </defs>
                       <rect width="100%" height="100%" fill="url(#grid)" />
 
-                      {/* --- Labels --- */}
+                      {/* --- Cells & Partitions --- */}
                       {sortedX.slice(0, -1).map((x1, i) => {
                           const x2 = sortedX[i + 1];
                           return sortedY.slice(0, -1).map((y1, j) => {
-                              const y2 = sortedY[j + 1];
-                              const width = (x2 - x1) * config.drawer.width;
-                              const depth = (y2 - y1) * config.drawer.depth;
-                              const centerX = ((x1 + x2) / 2) * viewBoxW;
-                              const centerY = ((y1 + y2) / 2) * viewBoxH;
-                              
-                              const cellWidthSVG = (x2 - x1) * viewBoxW;
-                              const cellHeightSVG = (y2 - y1) * viewBoxH;
-
-                              let fontSize = Math.min(36, cellHeightSVG * 0.6);
-                              fontSize = Math.min(fontSize, cellWidthSVG * 0.25);
-
-                              if (fontSize < 10) return null;
+                              const cellX = x1 * viewBoxW;
+                              const cellY = y1 * viewBoxH;
+                              const cellW = (x2 - x1) * viewBoxW;
+                              const cellH = (y2 - y1) * viewBoxH;
+                              const isSelected = editingCell?.i === i && editingCell?.j === j;
+                              const parts = safePartitions[`${i}-${j}`] || [];
 
                               return (
-                                  <text
-                                      key={`label-${i}-${j}`}
-                                      x={centerX}
-                                      y={centerY}
-                                      textAnchor="middle"
-                                      dominantBaseline="middle"
-                                      className="pointer-events-none select-none fill-slate-100 font-bold font-mono drop-shadow-md transition-all duration-200"
-                                      style={{ 
-                                          fontSize: `${fontSize}px`, 
-                                          textShadow: '1px 1px 3px rgba(0,0,0,0.8)' 
-                                      }}
-                                  >
-                                      {width.toFixed(0)} × {depth.toFixed(0)}
-                                  </text>
+                                  <g key={`cell-${i}-${j}`}>
+                                      <rect x={cellX} y={cellY} width={cellW} height={cellH}
+                                          fill={isSelected ? "rgba(59, 130, 246, 0.2)" : "transparent"}
+                                          stroke={isSelected ? "#3b82f6" : "transparent"} strokeWidth="4"
+                                          className={mode === 'cells' ? "cursor-pointer hover:fill-white/5 transition-all" : ""}
+                                          onClick={(e) => { if (mode === 'cells') { e.stopPropagation(); setEditingCell({ i, j }); } }}
+                                      />
+                                      {/* Render Partitions */}
+                                      {parts.map(p => {
+                                          if (p.axis === 'x') {
+                                              const px = cellX + (cellW * p.offset);
+                                              return <line key={p.id} x1={px} y1={cellY} x2={px} y2={cellY + cellH} stroke="#a855f7" strokeWidth="3" />;
+                                          } else {
+                                              const py = cellY + (cellH * p.offset);
+                                              return <line key={p.id} x1={cellX} y1={py} x2={cellX + cellW} y2={py} stroke="#a855f7" strokeWidth="3" />;
+                                          }
+                                      })}
+                                  </g>
                               );
                           });
                       })}
-                      
-                      {/* --- X Lines (Vertical) --- */}
-                      {safeX.map((x, i) => {
-                          const isHovered = hoveredSplit?.axis === 'x' && hoveredSplit.index === i;
-                          const isDragging = dragging?.axis === 'x' && dragging.index === i;
-                          const color = isHovered || isDragging ? '#f59e0b' : '#64748b';
-                          const width = isHovered || isDragging ? 8 : 4;
 
-                          return (
-                            <g 
-                                key={`x-${i}`} 
-                                onDoubleClick={() => removeSplit('x', i)}
-                                onMouseMove={(e) => handleSplitHover(e, 'x', i)}
-                            >
-                                <line x1={x * viewBoxW} y1={0} x2={x * viewBoxW} y2={viewBoxH} stroke="transparent" strokeWidth="80" className="cursor-col-resize" />
-                                <line x1={x * viewBoxW} y1={0} x2={x * viewBoxW} y2={viewBoxH} stroke={color} strokeWidth={width} className="pointer-events-none" />
-                                {(isHovered || isDragging) && (
-                                    <g transform={`translate(${x * viewBoxW}, 40)`} onClick={(e) => { e.stopPropagation(); removeSplit('x', i); }}
-                                       onMouseEnter={() => setIsButtonHovered(true)} onMouseLeave={() => setIsButtonHovered(false)}
-                                    >
-                                        <circle r="16" fill="#ef4444" className="cursor-pointer hover:scale-110 shadow-lg"/>
-                                        <Trash2 size={16} color="white" x={-8} y={-8} className="pointer-events-none"/>
-                                    </g>
-                                )}
-                            </g>
-                          );
-                      })}
+                      {/* --- Main Grid Lines --- */}
+                      {safeX.map((x, i) => (
+                        <g key={`x-${i}`} onMouseMove={(e) => { if (mode === 'lines' && !dragging) { e.stopPropagation(); setHoveredSplit({ axis: 'x', index: i }); setPhantomAxis(null); } }}>
+                            <line x1={x * viewBoxW} y1={0} x2={x * viewBoxW} y2={viewBoxH} stroke="transparent" strokeWidth="60" className={mode === 'lines' ? "cursor-col-resize" : ""} />
+                            <line x1={x * viewBoxW} y1={0} x2={x * viewBoxW} y2={viewBoxH} stroke="#f59e0b" strokeWidth="4" className="pointer-events-none" />
+                            {mode === 'lines' && hoveredSplit?.axis === 'x' && hoveredSplit.index === i && (
+                                <g transform={`translate(${x * viewBoxW}, 40)`} onClick={(e) => { e.stopPropagation(); removeMainSplit('x', i); }} onMouseEnter={() => setIsButtonHovered(true)} onMouseLeave={() => setIsButtonHovered(false)}>
+                                    <circle r="14" fill="#ef4444" className="cursor-pointer hover:scale-110 shadow-lg"/>
+                                    <Trash2 size={14} color="white" x={-7} y={-7} className="pointer-events-none"/>
+                                </g>
+                            )}
+                        </g>
+                      ))}
 
-                      {/* --- Y Lines (Horizontal) --- */}
-                      {safeY.map((y, i) => {
-                          const isHovered = hoveredSplit?.axis === 'y' && hoveredSplit.index === i;
-                          const isDragging = dragging?.axis === 'y' && dragging.index === i;
-                          const color = isHovered || isDragging ? '#f59e0b' : '#64748b';
-                          const width = isHovered || isDragging ? 8 : 4;
+                      {safeY.map((y, i) => (
+                        <g key={`y-${i}`} onMouseMove={(e) => { if (mode === 'lines' && !dragging) { e.stopPropagation(); setHoveredSplit({ axis: 'y', index: i }); setPhantomAxis(null); } }}>
+                            <line x1={0} y1={y * viewBoxH} x2={viewBoxW} y2={y * viewBoxH} stroke="transparent" strokeWidth="60" className={mode === 'lines' ? "cursor-row-resize" : ""} />
+                            <line x1={0} y1={y * viewBoxH} x2={viewBoxW} y2={y * viewBoxH} stroke="#f59e0b" strokeWidth="4" className="pointer-events-none" />
+                            {mode === 'lines' && hoveredSplit?.axis === 'y' && hoveredSplit.index === i && (
+                                <g transform={`translate(40, ${y * viewBoxH})`} onClick={(e) => { e.stopPropagation(); removeMainSplit('y', i); }} onMouseEnter={() => setIsButtonHovered(true)} onMouseLeave={() => setIsButtonHovered(false)}>
+                                    <circle r="14" fill="#ef4444" className="cursor-pointer hover:scale-110 shadow-lg"/>
+                                    <Trash2 size={14} color="white" x={-7} y={-7} className="pointer-events-none"/>
+                                </g>
+                            )}
+                        </g>
+                      ))}
 
-                          return (
-                            <g 
-                                key={`y-${i}`} 
-                                onDoubleClick={() => removeSplit('y', i)}
-                                onMouseMove={(e) => handleSplitHover(e, 'y', i)}
-                            >
-                                <line x1={0} y1={y * viewBoxH} x2={viewBoxW} y2={y * viewBoxH} stroke="transparent" strokeWidth="80" className="cursor-row-resize" />
-                                <line x1={0} y1={y * viewBoxH} x2={viewBoxW} y2={y * viewBoxH} stroke={color} strokeWidth={width} className="pointer-events-none" />
-                                {(isHovered || isDragging) && (
-                                    <g transform={`translate(40, ${y * viewBoxH})`} onClick={(e) => { e.stopPropagation(); removeSplit('y', i); }}
-                                       onMouseEnter={() => setIsButtonHovered(true)} onMouseLeave={() => setIsButtonHovered(false)}
-                                    >
-                                        <circle r="16" fill="#ef4444" className="cursor-pointer hover:scale-110 shadow-lg"/>
-                                        <Trash2 size={16} color="white" x={-8} y={-8} className="pointer-events-none"/>
-                                    </g>
-                                )}
-                            </g>
-                          );
-                      })}
-                      
-                      {/* --- Phantom Lines --- */}
-                      {!hoveredSplit && !dragging && !isButtonHovered && phantomAxis === 'x' && (
-                         <g className="pointer-events-none">
-                             <line x1={mousePos.x * viewBoxW} y1="0" x2={mousePos.x * viewBoxW} y2="100%" stroke="#3b82f6" strokeWidth="4" strokeDasharray="12,8" className="opacity-60"/>
-                             <g transform={`translate(${mousePos.x * viewBoxW}, ${viewBoxH/2})`}> <circle r="3" fill="#3b82f6" /> </g>
-                         </g>
-                      )}
-                      {!hoveredSplit && !dragging && !isButtonHovered && phantomAxis === 'y' && (
-                         <g className="pointer-events-none">
-                            <line x1="0" y1={mousePos.y * viewBoxH} x2="100%" y2={mousePos.y * viewBoxH} stroke="#3b82f6" strokeWidth="4" strokeDasharray="12,8" className="opacity-60"/>
-                            <g transform={`translate(${viewBoxW/2}, ${mousePos.y * viewBoxH})`}> <circle r="3" fill="#3b82f6" /> </g>
-                         </g>
-                      )}
+                      {mode === 'lines' && !hoveredSplit && !dragging && phantomAxis === 'x' && <line x1={mousePos.x * viewBoxW} y1="0" x2={mousePos.x * viewBoxW} y2="100%" stroke="#3b82f6" strokeWidth="4" strokeDasharray="8,8" className="pointer-events-none opacity-50"/>}
+                      {mode === 'lines' && !hoveredSplit && !dragging && phantomAxis === 'y' && <line x1="0" y1={mousePos.y * viewBoxH} x2="100%" y2={mousePos.y * viewBoxH} stroke="#3b82f6" strokeWidth="4" strokeDasharray="8,8" className="pointer-events-none opacity-50"/>}
                    </svg>
                 </div>
             </div>
+
+            {/* --- MODAL EDITOR FOR CELLS --- */}
+            {mode === 'cells' && editingCell && (
+                <div className="absolute top-0 right-0 bottom-0 w-80 bg-slate-900 border-l border-slate-700 p-4 shadow-2xl flex flex-col z-30 animate-in slide-in-from-right-10">
+                    <div className="flex justify-between items-center mb-6">
+                        <h3 className="text-lg font-bold text-white flex items-center gap-2">
+                            <Settings2 size={18} className="text-primary"/> Редактор ячейки
+                        </h3>
+                        <button onClick={() => setEditingCell(null)} className="text-gray-400 hover:text-white"><X size={20}/></button>
+                    </div>
+
+                    <div className="flex gap-2 mb-6">
+                        <button onClick={() => addPartition('x')} className="flex-1 bg-slate-800 hover:bg-slate-700 border border-slate-600 text-white text-xs py-2 px-3 rounded flex items-center justify-center gap-2 transition-colors">
+                            <Plus size={14} className="text-green-400"/> Верт.
+                        </button>
+                        <button onClick={() => addPartition('y')} className="flex-1 bg-slate-800 hover:bg-slate-700 border border-slate-600 text-white text-xs py-2 px-3 rounded flex items-center justify-center gap-2 transition-colors">
+                            <Plus size={14} className="text-green-400"/> Гориз.
+                        </button>
+                    </div>
+
+                    <div className="flex-1 overflow-y-auto space-y-4 pr-1">
+                        {getCurrentPartitions().map((p, idx) => (
+                            <div key={p.id} className="bg-slate-800 p-3 rounded border border-slate-700 group">
+                                <div className="flex justify-between items-center mb-2">
+                                    <span className="text-xs font-bold text-purple-300">
+                                        #{idx+1} {p.axis === 'x' ? 'Вертикальная' : 'Горизонтальная'}
+                                    </span>
+                                    <button onClick={() => removePartition(p.id)} className="text-red-400 opacity-50 hover:opacity-100"><Trash2 size={14}/></button>
+                                </div>
+                                
+                                <div className="space-y-3">
+                                    <div>
+                                        <div className="flex justify-between text-[10px] text-gray-400 mb-1">
+                                            <span>Позиция</span> <span>{(p.offset * 100).toFixed(0)}%</span>
+                                        </div>
+                                        <input type="range" min="0.1" max="0.9" step="0.05" value={p.offset}
+                                            onChange={(e) => updatePartition(p.id, { offset: parseFloat(e.target.value) })}
+                                            className="w-full h-1 bg-slate-600 rounded-lg appearance-none cursor-pointer accent-purple-500"
+                                        />
+                                    </div>
+
+                                    <div>
+                                        <div className="flex justify-between text-[10px] text-gray-400 mb-1">
+                                            <span>Высота</span> <span>{p.height} мм</span>
+                                        </div>
+                                        <input type="range" min="5" max={config.drawer.height} step="1" value={p.height}
+                                            onChange={(e) => updatePartition(p.id, { height: parseFloat(e.target.value) })}
+                                            className="w-full h-1 bg-slate-600 rounded-lg appearance-none cursor-pointer accent-blue-500"
+                                        />
+                                    </div>
+
+                                    <div className="flex items-center gap-2">
+                                        <input type="checkbox" id={`rounded-${p.id}`} checked={p.rounded}
+                                            onChange={(e) => updatePartition(p.id, { rounded: e.target.checked })}
+                                            className="rounded bg-slate-700 border-slate-600 text-purple-500 focus:ring-0"
+                                        />
+                                        <label htmlFor={`rounded-${p.id}`} className="text-xs text-gray-300 cursor-pointer select-none">Скругление краев</label>
+                                    </div>
+                                </div>
+                            </div>
+                        ))}
+                        {getCurrentPartitions().length === 0 && (
+                            <div className="text-center text-gray-500 text-xs py-4 border border-dashed border-slate-700 rounded">
+                                Нет перегородок
+                            </div>
+                        )}
+                    </div>
+                </div>
+            )}
         </div>
       </div>
     </div>

src/components/PreviewStep.tsx

@@ -33,8 +33,15 @@ interface BinMeshProps {
 
 const BinMesh: React.FC<BinMeshProps> = ({ part, thickness, cornerRadius, isSelected, onClick }) => {
   const geometry = useMemo(() => {
-    return createBinGeometry(part.width, part.depth, part.height, thickness, cornerRadius);
-  }, [part, thickness, cornerRadius]);
+    return createBinGeometry(
+        part.width, 
+        part.depth, 
+        part.height, 
+        thickness, 
+        cornerRadius, 
+        part.internalPartitions // <--- ВАЖНО: передаем перегородки
+    );
+}, [part, thickness, cornerRadius]);
 
   const edgesGeometry = useMemo(() => {
      return new THREE.EdgesGeometry(geometry, 20);