Add share

src/App.tsx

@@ -1,14 +1,16 @@
-import React, { useState, useMemo } from 'react';
+import React, { useState, useMemo, useEffect } from 'react';
 import { AppConfig, LayoutSplits, GeneratedPart } from './types';
-// Убедись, что этот файл существует по этому пути
+// Импорт должен быть правильным, проверь путь
 import { calculateParts } from './services/geometryGenerator'; 
 import { ConfigStep } from './components/ConfigStep';
 import { LayoutStep } from './components/LayoutStep';
 import { PreviewStep } from './components/PreviewStep';
+import { parseShareUrl } from './utils/share'; // <--- Новый импорт
 import { ChevronRight, ChevronLeft, Box } from 'lucide-react';
 
 const App = () => {
   const [step, setStep] = useState(1);
+  const [isLoadedFromUrl, setIsLoadedFromUrl] = useState(false);
   
   // State
   const [config, setConfig] = useState<AppConfig>({
@@ -22,7 +24,22 @@ const App = () => {
     y: []
   });
 
-  // Derived State: Parts (Мгновенный пересчет без API)
+  // --- ЛОГИКА ВОССТАНОВЛЕНИЯ ИЗ ССЫЛКИ ---
+  useEffect(() => {
+    const sharedData = parseShareUrl();
+    if (sharedData) {
+      setConfig(sharedData.config);
+      setSplits(sharedData.splits);
+      setStep(3); // Сразу прыгаем на превью
+      setIsLoadedFromUrl(true);
+      
+      // Очищаем URL, чтобы он не мозолил глаза (опционально)
+      window.history.replaceState({}, '', window.location.pathname);
+    }
+  }, []);
+  // ---------------------------------------
+
+  // Derived State: Parts
   const parts: GeneratedPart[] = useMemo(() => {
     return calculateParts(config, splits);
   }, [config, splits]);
@@ -38,7 +55,7 @@ const App = () => {
              </div>
              <div>
                <h1 className="text-xl font-bold tracking-tight">PrintFit</h1>
-               <p className="text-xs text-gray-400">Генератор без ИИ</p>
+               <p className="text-xs text-gray-400">Генератор органайзеров</p>
              </div>
            </div>
 
@@ -77,7 +94,8 @@ const App = () => {
 
         {step === 3 && (
             <div className="h-[calc(100vh-200px)] min-h-[600px] animate-fade-in">
-                <PreviewStep parts={parts} config={config} />
+                {/* Передаем splits, чтобы кнопка Share могла их использовать */}
+                <PreviewStep parts={parts} config={config} splits={splits} />
             </div>
         )}
       </main>
@@ -109,6 +127,8 @@ const App = () => {
                 onClick={() => {
                     setStep(1);
                     setSplits({x: [], y: []});
+                    // Сбрасываем URL если он был
+                    window.history.replaceState({}, '', window.location.pathname);
                 }} 
                 className="flex items-center gap-2 px-6 py-3 rounded-lg font-semibold text-gray-400 hover:text-white transition-colors border border-transparent hover:border-slate-700"
             >

src/components/PreviewStep.tsx

@@ -1,19 +1,17 @@
-import React, { useMemo, Suspense, useEffect, useRef, useState } from 'react';
+import React, { Suspense, useEffect, useRef, useState } from 'react';
 import { Canvas } from '@react-three/fiber';
 import { OrbitControls, Center, Environment } from '@react-three/drei';
 import * as THREE from 'three';
 import JSZip from 'jszip';
-import { AppConfig, GeneratedPart } from '../types';
-import { createBinGeometry, exportSTL, generateSTL } from '../services/geometryGenerator';
-import { Download, Package, Info, Loader2 } from 'lucide-react';
+import { AppConfig, GeneratedPart, LayoutSplits } from '../types';
+import { createBinGeometry, generateSTL, exportSTL } from '../services/geometryGenerator';
+import { Download, Package, Info, Loader2, Share2, Check, Ruler } from 'lucide-react';
+import { generateShareUrl } from '../utils/share'; // <--- Импорт утилиты
 
-// --- 3D Helper Components ---
-
-// Каркас ящика (только ребра, без диагоналей)
+// ... (DrawerFrame и BinMesh остаются без изменений) ...
 const DrawerFrame = ({ config }: { config: AppConfig }) => {
     const { width, depth, height } = config.drawer;
-    const offset = 0.5; // Небольшой отступ наружу
-    
+    const offset = 0.5;
     return (
         <group position={[width / 2, height / 2, depth / 2]}>
             <lineSegments>
@@ -24,8 +22,6 @@ const DrawerFrame = ({ config }: { config: AppConfig }) => {
     )
 }
 
-// --- Bin Component ---
-
 interface BinMeshProps {
   part: GeneratedPart;
   thickness: number;
@@ -34,29 +30,15 @@ interface BinMeshProps {
 }
 
 const BinMesh: React.FC<BinMeshProps> = ({ part, thickness, isSelected, onClick }) => {
-  // REMOVED ARTIFICIAL GAP: The part dimensions now include the printer tolerance physically.
-  // The gap will be visible naturally because part.width is smaller than grid size.
-  
-  // Генерируем реальную геометрию, как для STL
-  const geometry = useMemo(() => {
+  const geometry = React.useMemo(() => {
     return createBinGeometry(part.width, part.depth, part.height, thickness);
   }, [part, thickness]);
 
   return (
     <group position={[part.x + part.width/2, 0, part.y + part.depth/2]}>
-       {/* Основной меш ячейки */}
-       <mesh 
-         geometry={geometry} 
-         onClick={(e) => { e.stopPropagation(); onClick(); }}
-       >
-         <meshStandardMaterial 
-            color={isSelected ? '#f59e0b' : part.color} 
-            roughness={0.5}
-            metalness={0.1}
-         />
+       <mesh geometry={geometry} onClick={(e) => { e.stopPropagation(); onClick(); }}>
+         <meshStandardMaterial color={isSelected ? '#f59e0b' : part.color} roughness={0.5} metalness={0.1}/>
        </mesh>
-       
-       {/* Подсветка выделения (Bounding Box) */}
        {isSelected && (
          <lineSegments position={[0, part.height/2, 0]}>
             <edgesGeometry args={[new THREE.BoxGeometry(part.width, part.height, part.depth)]} />
@@ -67,23 +49,23 @@ const BinMesh: React.FC<BinMeshProps> = ({ part, thickness, isSelected, onClick
   );
 };
 
+// --- Основной компонент ---
+
 interface Props {
   parts: GeneratedPart[];
   config: AppConfig;
+  splits: LayoutSplits; // <--- Добавили splits в пропсы
 }
 
-export const PreviewStep: React.FC<Props> = ({ parts, config }) => {
+export const PreviewStep: React.FC<Props> = ({ parts, config, splits }) => {
   const [selectedId, setSelectedId] = useState<string | null>(null);
   const [isZipping, setIsZipping] = useState(false);
+  const [shareUrlCopied, setShareUrlCopied] = useState(false);
   const itemRefs = useRef<{ [key: string]: HTMLDivElement | null }>({});
 
-  // Автопрокрутка к выбранному элементу
   useEffect(() => {
     if (selectedId && itemRefs.current[selectedId]) {
-      itemRefs.current[selectedId]?.scrollIntoView({
-        behavior: 'smooth',
-        block: 'center'
-      });
+      itemRefs.current[selectedId]?.scrollIntoView({ behavior: 'smooth', block: 'center' });
     }
   }, [selectedId]);
 
@@ -96,162 +78,151 @@ export const PreviewStep: React.FC<Props> = ({ parts, config }) => {
   const handleDownloadAll = async () => {
     if (isZipping) return;
     setIsZipping(true);
-    
     try {
-        console.log("Starting ZIP generation...");
-        // Ensure JSZip is available
-        if (typeof JSZip === 'undefined' && !JSZip) {
-            throw new Error("Библиотека JSZip не загружена.");
-        }
-
         const zip = new JSZip();
-        
-        // Генерация STL для каждой части и добавление в архив
         parts.forEach(part => {
             const geometry = createBinGeometry(part.width, part.depth, part.height, config.wallThickness);
             const mesh = new THREE.Mesh(geometry, new THREE.MeshStandardMaterial());
             const stlData = generateSTL(mesh);
-            // stlData is Uint8Array or string here, which is supported
             zip.file(`${part.name.replace(/\s+/g, '_')}.stl`, stlData);
         });
-
-        console.log("Files added to ZIP. Generating blob...");
-
-        // Генерация самого ZIP файла
         const content = await zip.generateAsync({ type: "blob" });
-        
-        console.log("ZIP blob generated. Size:", content.size);
-
-        // Скачивание
         const link = document.createElement('a');
         link.href = URL.createObjectURL(content);
         link.download = "PrintFit_Project.zip";
         document.body.appendChild(link);
         link.click();
         document.body.removeChild(link);
-        
     } catch (e: any) {
-        console.error("Failed to create zip archive", e);
-        alert(`Ошибка при создании архива: ${e.message || 'Неизвестная ошибка'}`);
+        alert(`Ошибка архивации: ${e.message}`);
     } finally {
         setIsZipping(false);
     }
   };
 
-  return (
-    <div className="flex flex-col lg:flex-row h-full gap-6">
-      {/* 3D Viewer */}
-      <div className="flex-1 bg-slate-900 rounded-xl overflow-hidden shadow-2xl border border-slate-800 relative min-h-[400px]">
-        <div className="absolute top-4 right-4 z-10 bg-black/60 p-3 rounded-lg text-xs text-gray-300 backdrop-blur pointer-events-none border border-slate-700">
-           <div className="flex items-center gap-2 mb-1 text-primary font-bold">
-               <Info size={14} /> Управление
-           </div>
-           <ul className="space-y-1">
-               <li>• ЛКМ: Вращение</li>
-               <li>• ПКМ: Перемещение</li>
-               <li>• Скролл: Масштаб</li>
-               <li className="text-accent mt-2 font-semibold">• Клик по детали для выбора</li>
-           </ul>
-        </div>
-        
-        <Canvas 
-            shadows 
-            dpr={[1, 2]} 
-            camera={{ 
-                position: [config.drawer.width * 1.5, config.drawer.height * 3, config.drawer.depth * 1.5], 
-                fov: 45,
-                near: 1, 
-                far: 20000 
-            }}
-        >
-          <Suspense fallback={null}>
-            <color attach="background" args={['#0f172a']} />
-            
-            <ambientLight intensity={0.7} />
-            <directionalLight position={[100, 200, 50]} intensity={1.2} />
-            <directionalLight position={[-100, 100, -50]} intensity={0.5} />
-            <Environment preset="city" />
+  // Логика кнопки "Поделиться"
+  const handleShare = () => {
+      const url = generateShareUrl(config, splits);
+      navigator.clipboard.writeText(url).then(() => {
+          setShareUrlCopied(true);
+          setTimeout(() => setShareUrlCopied(false), 2000);
+      });
+  };
 
-            <Center>
-                <group>   
-                    <DrawerFrame config={config} />
-                    {parts.map(part => (
-                        <BinMesh 
-                            key={part.id} 
-                            part={part} 
-                            thickness={config.wallThickness}
-                            isSelected={selectedId === part.id}
-                            onClick={() => setSelectedId(part.id)}
-                        />
-                    ))}
-                </group>
-            </Center>
-            
-            <OrbitControls makeDefault minDistance={10} maxDistance={10000} />
-          </Suspense>
-        </Canvas>
+  return (
+    <div className="flex flex-col h-full">
+      {/* 1. ВЕРХНЯЯ ПАНЕЛЬ С РАЗМЕРАМИ И КНОПКОЙ SHARE */}
+      <div className="flex flex-col md:flex-row justify-between items-center bg-slate-800/80 p-4 rounded-xl border border-slate-700 mb-4 gap-4 backdrop-blur-sm shadow-lg">
+          
+          <div className="flex items-center gap-6">
+              <div className="flex items-center gap-2 text-gray-300">
+                  <Ruler className="text-primary" size={20} />
+                  <span className="font-medium text-sm uppercase tracking-wide opacity-70">Размеры ящика:</span>
+              </div>
+              <div className="flex gap-4 font-mono text-lg font-bold text-white">
+                  <div className="flex items-center gap-1">
+                      <span className="text-slate-500 text-xs">W:</span> {config.drawer.width}
+                  </div>
+                  <div className="flex items-center gap-1">
+                      <span className="text-slate-500 text-xs">D:</span> {config.drawer.depth}
+                  </div>
+                  <div className="flex items-center gap-1">
+                      <span className="text-slate-500 text-xs">H:</span> {config.drawer.height}
+                  </div>
+                  <span className="text-xs text-slate-500 self-end mb-1">мм</span>
+              </div>
+          </div>
+
+          <button
+              onClick={handleShare}
+              className={`
+                  flex items-center gap-2 px-4 py-2 rounded-lg text-sm font-semibold transition-all border
+                  ${shareUrlCopied 
+                      ? 'bg-green-600/20 border-green-500/50 text-green-400' 
+                      : 'bg-slate-700 hover:bg-slate-600 border-slate-600 text-white'
+                  }
+              `}
+          >
+              {shareUrlCopied ? <Check size={16} /> : <Share2 size={16} />}
+              {shareUrlCopied ? 'Ссылка скопирована!' : 'Поделиться проектом'}
+          </button>
       </div>
 
-      {/* Sidebar List */}
-      <div className="w-full lg:w-96 bg-slate-900 p-6 rounded-xl border border-slate-800 flex flex-col h-full shadow-xl">
-        <div className="flex justify-between items-center mb-6 shrink-0">
-             <h2 className="text-xl font-bold flex items-center gap-2 text-primary">
-                <Package size={24} /> Детали ({parts.length})
-            </h2>
-            <button 
-                onClick={handleDownloadAll}
-                disabled={isZipping || parts.length === 0}
-                className={`bg-green-600 hover:bg-green-700 text-white px-3 py-1.5 rounded-md text-sm font-medium flex items-center gap-1 transition-all active:scale-95 disabled:opacity-50 disabled:scale-100 disabled:cursor-not-allowed`}
-            >
-                {isZipping ? (
-                    <>
-                        <Loader2 size={16} className="animate-spin" /> ZIP...
-                    </>
-                ) : (
-                    <>
-                        <Download size={16} /> Скачать все
-                    </>
-                )}
-            </button>
+      <div className="flex flex-col lg:flex-row h-full gap-6 relative flex-1 min-h-0">
+        {/* 3D Viewer */}
+        <div className="flex-1 bg-slate-900 rounded-xl overflow-hidden shadow-2xl border border-slate-800 relative min-h-[400px]">
+          <div className="absolute top-4 right-4 z-10 bg-black/60 p-3 rounded-lg text-xs text-gray-300 backdrop-blur pointer-events-none border border-slate-700">
+             <div className="flex items-center gap-2 mb-1 text-primary font-bold">
+                 <Info size={14} /> Управление
+             </div>
+             <ul className="space-y-1">
+                 <li>• ЛКМ: Вращение</li>
+                 <li>• ПКМ: Перемещение</li>
+                 <li>• Скролл: Масштаб</li>
+             </ul>
+          </div>
+          
+          <Canvas shadows dpr={[1, 2]} camera={{ position: [config.drawer.width * 1.5, config.drawer.height * 3, config.drawer.depth * 1.5], fov: 45 }}>
+            <Suspense fallback={null}>
+              <color attach="background" args={['#0f172a']} />
+              <ambientLight intensity={0.7} />
+              <directionalLight position={[100, 200, 50]} intensity={1.2} />
+              <Environment preset="city" />
+              <Center>
+                  <group>   
+                      <DrawerFrame config={config} />
+                      {parts.map(part => (
+                          <BinMesh 
+                              key={part.id} part={part} thickness={config.wallThickness}
+                              isSelected={selectedId === part.id}
+                              onClick={() => setSelectedId(part.id)}
+                          />
+                      ))}
+                  </group>
+              </Center>
+              <OrbitControls makeDefault minDistance={10} maxDistance={10000} />
+            </Suspense>
+          </Canvas>
         </div>
 
-        <div className="flex-1 overflow-y-auto pr-2 space-y-3 custom-scrollbar">
-            {parts.map(part => (
-                <div 
-                    key={part.id} 
-                    ref={(el) => { itemRefs.current[part.id] = el }}
-                    className={`p-4 rounded-lg border transition-all cursor-pointer group ${selectedId === part.id ? 'bg-slate-800 border-accent shadow-md shadow-accent/10 ring-1 ring-accent' : 'bg-slate-800/50 border-slate-700 hover:border-slate-500 hover:bg-slate-800'}`}
-                    onClick={() => setSelectedId(part.id)}
-                >
-                    <div className="flex justify-between items-start mb-2">
-                        <span className="font-semibold text-gray-200 group-hover:text-white transition-colors">{part.name}</span>
-                        <div 
-                            className="w-3 h-3 rounded-full border border-white/10" 
-                            style={{ backgroundColor: part.color }} 
-                        />
-                    </div>
-                    <div className="grid grid-cols-3 gap-2 text-xs text-gray-400 mb-3">
-                        <div className="bg-slate-900/50 p-1.5 rounded">
-                            <span className="block text-gray-500 uppercase text-[9px] mb-0.5">Ширина</span>
-                            {part.width.toFixed(1)}
-                        </div>
-                        <div className="bg-slate-900/50 p-1.5 rounded">
-                            <span className="block text-gray-500 uppercase text-[9px] mb-0.5">Глубина</span>
-                            {part.depth.toFixed(1)}
-                        </div>
-                        <div className="bg-slate-900/50 p-1.5 rounded">
-                            <span className="block text-gray-500 uppercase text-[9px] mb-0.5">Высота</span>
-                            {part.height.toFixed(1)}
-                        </div>
-                    </div>
-                    <button 
-                        onClick={(e) => { e.stopPropagation(); handleDownload(part); }}
-                        className="w-full py-2 bg-slate-700 hover:bg-primary hover:text-white text-gray-300 rounded text-xs flex items-center justify-center gap-2 transition-colors font-medium"
-                    >
-                        <Download size={14} /> Скачать STL
-                    </button>
-                </div>
-            ))}
+        {/* Sidebar List */}
+        <div className="w-full lg:w-96 bg-slate-900 p-6 rounded-xl border border-slate-800 flex flex-col h-full shadow-xl">
+          <div className="flex justify-between items-center mb-6 shrink-0">
+               <h2 className="text-xl font-bold flex items-center gap-2 text-primary">
+                  <Package size={24} /> Детали ({parts.length})
+              </h2>
+              <button 
+                  onClick={handleDownloadAll}
+                  disabled={isZipping || parts.length === 0}
+                  className="bg-slate-700 hover:bg-slate-600 text-white px-3 py-1.5 rounded-md text-sm font-medium flex items-center gap-1 transition-all"
+              >
+                  {isZipping ? <Loader2 size={16} className="animate-spin" /> : <Download size={16} />} 
+                  Архив
+              </button>
+          </div>
+
+          <div className="flex-1 overflow-y-auto pr-2 space-y-3 custom-scrollbar">
+              {parts.map(part => (
+                  <div 
+                      key={part.id} 
+                      ref={(el) => { itemRefs.current[part.id] = el }}
+                      className={`p-4 rounded-lg border transition-all cursor-pointer group ${selectedId === part.id ? 'bg-slate-800 border-accent shadow-md shadow-accent/10 ring-1 ring-accent' : 'bg-slate-800/50 border-slate-700 hover:border-slate-500 hover:bg-slate-800'}`}
+                      onClick={() => setSelectedId(part.id)}
+                  >
+                      <div className="flex justify-between items-center mb-2">
+                          <span className="font-semibold text-gray-200">{part.name}</span>
+                          <div className="w-3 h-3 rounded-full border border-white/10" style={{ backgroundColor: part.color }} />
+                      </div>
+                      
+                      <button 
+                          onClick={(e) => { e.stopPropagation(); handleDownload(part); }}
+                          className="w-full py-2.5 bg-slate-700 hover:bg-primary hover:text-white text-gray-300 rounded text-sm flex items-center justify-center gap-2 transition-colors font-medium mt-2"
+                      >
+                          <Download size={16} /> Скачать STL
+                      </button>
+                  </div>
+              ))}
+          </div>
         </div>
       </div>
     </div>

src/utils/share.ts

@@ -0,0 +1,54 @@
+import { AppConfig, LayoutSplits } from '../types';
+
+interface ShareData {
+  c: AppConfig;   // config
+  s: LayoutSplits; // splits
+}
+
+/**
+ * Генерирует ссылку на текущее состояние
+ */
+export const generateShareUrl = (config: AppConfig, splits: LayoutSplits): string => {
+  try {
+    // 1. Собираем объект данных
+    const data: ShareData = { c: config, s: splits };
+    
+    // 2. Превращаем в JSON строку
+    const jsonString = JSON.stringify(data);
+    
+    // 3. Кодируем в Base64 (чтобы URL был чище)
+    // btoa работает только с ASCII, поэтому для надежности кодируем через URI
+    const base64 = btoa(encodeURIComponent(jsonString));
+    
+    // 4. Формируем полный URL
+    return `${window.location.origin}?share=${base64}`;
+  } catch (e) {
+    console.error('Ошибка генерации ссылки:', e);
+    return '';
+  }
+};
+
+/**
+ * Пытается восстановить состояние из URL
+ */
+export const parseShareUrl = (): { config: AppConfig, splits: LayoutSplits } | null => {
+  try {
+    const params = new URLSearchParams(window.location.search);
+    const shareParam = params.get('share');
+
+    if (!shareParam) return null;
+
+    // Декодируем обратно
+    const jsonString = decodeURIComponent(atob(shareParam));
+    const data: ShareData = JSON.parse(jsonString);
+
+    // Простая валидация, что данные похожи на правду
+    if (data.c && data.s && Array.isArray(data.s.x)) {
+      return { config: data.c, splits: data.s };
+    }
+    return null;
+  } catch (e) {
+    console.error('Ошибка чтения ссылки:', e);
+    return null;
+  }
+};