/* ============================================================
   工具列圖示與工具列元件 — 全繁體中文介面
   ============================================================ */

const Icon = {
  Pencil: `<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M12 19l7-7 3 3-7 7-3-3z"/><path d="M18 13l-1.5-7.5L2 2l3.5 14.5L13 18l5-5z"/><path d="M2 2l7.586 7.586"/><circle cx="11" cy="11" r="2"/></svg>`,
  Eraser: `<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M20 20H7L3 16c-2-2-2-5 0-7l8-8c2-2 5-2 7 0l6 6c2 2 2 5 0 7l-7 7"/></svg>`,
  Fill: `<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M19 11h-6V5M12 11l8 8v0"/><path d="M4 20c2-2 4-3 6-2 2 1 2 3 4 4"/></svg>`,
  Eyedropper: `<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M2 22l4-1 8-8M16 4l4 4M16 4l4 4"/><path d="M14 6l4 4M10 10l4 4"/></svg>`,
  Line: `<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><line x1="4" y1="20" x2="20" y2="4"/></svg>`,
  Rect: `<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><rect x="4" y="4" width="16" height="16" rx="1"/></svg>`,
  Circle: `<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="12" cy="12" r="8"/></svg>`,
  Select: `<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round" stroke-dasharray="2 2"><rect x="4" y="4" width="16" height="16"/></svg>`,
  Move: `<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M5 9l-3 3 3 3M9 5l3-3 3 3M15 19l-3 3-3-3M19 9l3 3-3 3"/><path d="M2 12h20M12 2v20"/></svg>`,
  Mirror: `<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M12 3v18"/><path d="M18 7l-6 4 6 4V7z"/><path d="M6 7l6 4-6 4V7z"/></svg>`,
  Rotate: `<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M3 12a9 9 0 1 0 3-6.7L3 8"/><path d="M3 3v5h5"/></svg>`,
  Grid: `<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><rect x="3" y="3" width="18" height="18" rx="1"/><line x1="9" y1="3" x2="9" y2="21"/><line x1="15" y1="3" x2="15" y2="21"/><line x1="3" y1="9" x2="21" y2="9"/><line x1="3" y1="15" x2="21" y2="15"/></svg>`,
  ZoomIn: `<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="11" cy="11" r="8"/><line x1="21" y1="21" x2="16.65" y2="16.65"/><line x1="11" y1="8" x2="11" y2="14"/><line x1="8" y1="11" x2="14" y2="11"/></svg>`,
  ZoomOut: `<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="11" cy="11" r="8"/><line x1="21" y1="21" x2="16.65" y2="16.65"/><line x1="8" y1="11" x2="14" y2="11"/></svg>`,
  Undo: `<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M3 7v6h6"/><path d="M21 17a9 9 0 0 0-9-9 9 9 0 0 0-6.7 3L3 13"/></svg>`,
  Redo: `<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M21 7v6h-6"/><path d="M3 17a9 9 0 0 1 9-9 9 9 0 0 1 6.7 3L21 13"/></svg>`,
  Layers: `<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M12 2l10 6-10 6L2 8l10-6z"/><path d="M2 16l10 6 10-6"/><path d="M2 12l10 6 10-6"/></svg>`,
  Plus: `<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><line x1="12" y1="5" x2="12" y2="19"/><line x1="5" y1="12" x2="19" y2="12"/></svg>`,
  Minus: `<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><line x1="5" y1="12" x2="19" y2="12"/></svg>`,
  Trash: `<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="3 6 5 6 21 6"/><path d="M19 6v14a2 2 0 0 1-2 2H7a2 2 0 0 1-2-2V6m3 0V4a2 2 0 0 1 2-2h4a2 2 0 0 1 2 2v2"/></svg>`,
  Copy: `<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><rect x="9" y="9" width="13" height="13" rx="1"/><path d="M5 15V5a2 2 0 0 1 2-2h10"/></svg>`,
  Eye: `<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M1 12s4-8 11-8 11 8 11 8-4 8-11 8-11-8-11-8z"/><circle cx="12" cy="12" r="3"/></svg>`,
  EyeOff: `<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M17.94 17.94A10.07 10.07 0 0 1 12 20c-7 0-11-8-11-8a18.45 18.45 0 0 1 5.06-5.94M9.9 4.24A9.12 9.12 0 0 1 12 4c7 0 11 8 11 8a18.5 18.5 0 0 1-2.16 3.19m-6.72-1.07a3 3 0 1 1-4.24-4.24"/><line x1="1" y1="1" x2="23" y2="23"/></svg>`,
  Lock: `<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><rect x="4" y="11" width="16" height="10" rx="1"/><path d="M8 11V7a4 4 0 0 1 8 0v4"/></svg>`,
  Unlock: `<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><rect x="4" y="11" width="16" height="10" rx="1"/><path d="M8 11V7a4 4 0 0 1 7.5-2"/></svg>`,
  Home: `<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M3 9l9-7 9 7v11a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2z"/><polyline points="9 22 9 12 15 12 15 22"/></svg>`,
  Image: `<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><rect x="3" y="3" width="18" height="18" rx="1"/><circle cx="8.5" cy="8.5" r="1.5"/><polyline points="21 15 16 10 5 21"/></svg>`,
  Cube: `<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polygon points="12 2 22 6.5 22 17.5 12 22 2 17.5 2 6.5 12 2"/><polyline points="12 22 12 12"/><polyline points="22 6.5 12 12 2 6.5"/></svg>`,
  Robot: `<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><rect x="6" y="6" width="12" height="12" rx="1"/><circle cx="9" cy="10" r="1"/><circle cx="15" cy="10" r="1"/><path d="M9 15h6"/><path d="M12 2v4"/><path d="M12 18v4"/><path d="M2 12h4"/><path d="M18 12h4"/></svg>`,
  Folder: `<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M22 19a2 2 0 0 1-2 2H4a2 2 0 0 1-2-2V5a2 2 0 0 1 2-2h5l2 3h9a2 2 0 0 1 2 2z"/></svg>`,
  File: `<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M14 2H6a2 2 0 0 0-2 2v16a2 2 0 0 0 2 2h12a2 2 0 0 0 2-2V8z"/><polyline points="14 2 14 8 20 8"/></svg>`,
  Save: `<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M19 21H5a2 2 0 0 1-2-2V5a2 2 0 0 1 2-2h11l5 5v11a2 2 0 0 1-2 2z"/><polyline points="17 21 17 13 7 13 7 21"/><polyline points="7 3 7 8 15 8"/></svg>`,
  Download: `<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M21 15v4a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2v-4"/><polyline points="7 10 12 15 17 10"/><line x1="12" y1="15" x2="12" y2="3"/></svg>`,
  Upload: `<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M21 15v4a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2v-4"/><polyline points="17 8 12 3 7 8"/><line x1="12" y1="3" x2="12" y2="15"/></svg>`,
  X: `<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><line x1="18" y1="6" x2="6" y2="18"/><line x1="6" y1="6" x2="18" y2="18"/></svg>`,
  ChevronDown: `<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="6 9 12 15 18 9"/></svg>`,
  ChevronRight: `<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="9 18 15 12 9 6"/></svg>`,
  Play: `<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polygon points="5 3 19 12 5 21 5 3"/></svg>`,
  Pause: `<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><rect x="6" y="4" width="4" height="16"/><rect x="14" y="4" width="4" height="16"/></svg>`,
  Reset: `<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><polyline points="1 4 1 10 7 10"/><path d="M3.51 15a9 9 0 1 0 2.13-9.36L1 10"/></svg>`,
  Sun: `<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="12" cy="12" r="5"/><line x1="12" y1="1" x2="12" y2="3"/><line x1="12" y1="21" x2="12" y2="23"/><line x1="4.22" y1="4.22" x2="5.64" y2="5.64"/><line x1="18.36" y1="18.36" x2="19.78" y2="19.78"/><line x1="1" y1="12" x2="3" y2="12"/><line x1="21" y1="12" x2="23" y2="12"/><line x1="4.22" y1="19.78" x2="5.64" y2="18.36"/><line x1="18.36" y1="5.64" x2="19.78" y2="4.22"/></svg>`,
  Sparkles: `<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M12 3l2 6 6 2-6 2-2 6-2-6-6-2 6-2 2-6z"/></svg>`,
  Link: `<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M10 13a5 5 0 0 0 7.54.54l3-3a5 5 0 0 0-7.07-7.07l-1.72 1.71"/><path d="M14 11a5 5 0 0 0-7.54-.54l-3 3a5 5 0 0 0 7.07 7.07l1.71-1.71"/></svg>`,
  Unlink: `<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M18.84 12.25l1.72-1.71a5 5 0 0 0-7.07-7.07l-1.72 1.71"/><path d="M5.17 11.75l-1.71 1.71a5 5 0 0 0 7.07 7.07l1.71-1.71"/><line x1="2" y1="2" x2="22" y2="22"/></svg>`,
  Settings: `<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><circle cx="12" cy="12" r="3"/><path d="M19.4 15a1.65 1.65 0 0 0 .33 1.82l.06.06a2 2 0 1 1-2.83 2.83l-.06-.06a1.65 1.65 0 0 0-1.82-.33 1.65 1.65 0 0 0-1 1.51V21a2 2 0 1 1-4 0v-.09A1.65 1.65 0 0 0 9 19.4a1.65 1.65 0 0 0-1.82.33l-.06.06a2 2 0 1 1-2.83-2.83l.06-.06a1.65 1.65 0 0 0 .33-1.82 1.65 1.65 0 0 0-1.51-1H3a2 2 0 1 1 0-4h.09A1.65 1.65 0 0 0 4.6 9a1.65 1.65 0 0 0-.33-1.82l-.06-.06a2 2 0 1 1 2.83-2.83l.06.06a1.65 1.65 0 0 0 1.82.33H9a1.65 1.65 0 0 0 1-1.51V3a2 2 0 1 1 4 0v.09a1.65 1.65 0 0 0 1 1.51 1.65 1.65 0 0 0 1.82-.33l.06-.06a2 2 0 1 1 2.83 2.83l-.06.06a1.65 1.65 0 0 0-.33 1.82V9a1.65 1.65 0 0 0 1.51 1H21a2 2 0 1 1 0 4h-.09a1.65 1.65 0 0 0-1.51 1z"/></svg>`,
  Brush: `<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M9.06 11.94L18 3l3 3-8.94 8.94"/><path d="M7 17a3 3 0 0 1-3 3c-1 0-2-.5-2-2 0-1.5 2-3 3-3s3 1.5 3 3z"/></svg>`,
  Hand: `<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M18 11V6a2 2 0 0 0-4 0v5"/><path d="M14 10V4a2 2 0 0 0-4 0v6"/><path d="M10 10.5V6a2 2 0 0 0-4 0v8"/><path d="M18 8a2 2 0 1 1 4 0v6a8 8 0 0 1-8 8h-2c-2.8 0-4.5-.86-5.99-2.34l-3.6-3.6a2 2 0 0 1 2.83-2.82L7 15"/></svg>`,
  Tablet: `<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><rect x="4" y="2" width="16" height="20" rx="2"/><line x1="12" y1="18" x2="12.01" y2="18"/></svg>`,
};

function SvgIcon({ name, size = 18, style }) {
  const html = Icon[name] || Icon.File;
  return React.createElement('span', {
    style: { display: 'inline-flex', width: size, height: size, alignItems: 'center', justifyContent: 'center', ...style },
    dangerouslySetInnerHTML: { __html: html },
  });
}

window.SvgIcon = SvgIcon;
window.Icon = Icon;

/* ============================================================
   工具列 — 左側邊欄工具選擇器
   ============================================================ */

function Toolbar({ tool, onToolChange, viewMode, onHome }) {
  const tools2D = [
    { id: 'pencil', icon: 'Pencil', label: '鉛筆', shortcut: 'B' },
    { id: 'eraser', icon: 'Eraser', label: '橡皮擦', shortcut: 'E' },
    { id: 'fill', icon: 'Fill', label: '油漆桶', shortcut: 'G' },
    { id: 'eyedropper', icon: 'Eyedropper', label: '吸管', shortcut: 'I' },
    { id: 'separator1', separator: true },
    { id: 'line', icon: 'Line', label: '直線', shortcut: 'L' },
    { id: 'rect', icon: 'Rect', label: '矩形', shortcut: 'R' },
    { id: 'circle', icon: 'Circle', label: '圓形', shortcut: 'C' },
    { id: 'separator2', separator: true },
    { id: 'select', icon: 'Select', label: '選取', shortcut: 'M' },
    { id: 'move', icon: 'Move', label: '移動', shortcut: 'V' },
  ];

  const tools3D = [
    { id: 'rotate', icon: 'Rotate', label: '旋轉相機', shortcut: 'R' },
    { id: 'pan', icon: 'Hand', label: '平移相機', shortcut: 'P' },
    { id: 'zoom', icon: 'ZoomIn', label: '縮放工具', shortcut: 'Z' },
  ];

  const tools = (viewMode === 'creature' || viewMode === 'block') ? tools3D : tools2D;

  return React.createElement('div', { className: 'tool-bar' },
    React.createElement('button', {
      className: 'tool-btn',
      onClick: onHome,
      title: '回到首頁'
    },
      React.createElement(SvgIcon, { name: 'Home' }),
      React.createElement('span', { className: 'tool-tooltip' }, '首頁'),
    ),
    React.createElement('div', { className: 'tool-separator' }),
    ...tools.map(t => {
      if (t.separator) {
        return React.createElement('div', { key: t.id, className: 'tool-separator' });
      }
      return React.createElement('button', {
        key: t.id,
        className: 'tool-btn' + (tool === t.id ? ' active' : ''),
        onClick: () => onToolChange(t.id),
      },
        React.createElement(SvgIcon, { name: t.icon }),
        React.createElement('span', { className: 'tool-tooltip' }, `${t.label} (${t.shortcut})`),
      );
    }),
  );
}

window.Toolbar = Toolbar;
