迭代一版

electron/preload.js

@@ -3,13 +3,13 @@ const { contextBridge, ipcRenderer } = require('electron');
 // 暴露安全的 API 到渲染进程
 contextBridge.exposeInMainWorld('electronAPI', {
   // 文件系统操作
+  getGroups: () => ipcRenderer.invoke('get-groups'),
   createGroup: (groupName) => ipcRenderer.invoke('create-group', groupName),
   deleteGroup: (groupId) => ipcRenderer.invoke('delete-group', groupId),
   createFile: (groupId, fileName) => ipcRenderer.invoke('create-file', groupId, fileName),
   deleteFile: (groupId, fileId) => ipcRenderer.invoke('delete-file', groupId, fileId),
-  saveFile: (fileId, content) => ipcRenderer.invoke('save-file', fileId, content),
-  loadFile: (fileId) => ipcRenderer.invoke('load-file', fileId),
-  getGroups: () => ipcRenderer.invoke('get-groups'),
+  loadFile: (fileId) => ipcRenderer.invoke('load-file-content', fileId),
+  saveFile: (fileId, content) => ipcRenderer.invoke('save-file-content', fileId, content),
   
   // 系统信息
   platform: process.platform

src/App.tsx

@@ -27,11 +27,19 @@ import './components/Sidebar.css';
 
 type ViewMode = 'split' | 'edit' | 'preview';
 
+interface Document {
+  id: string;
+  groupId: string;
+  name: string;
+  content: string;
+}
+
 const App: React.FC = () => {
   const editorRef = useRef<any>(null);
   const [markdown, setMarkdown] = useState<string>('');
   const [viewMode, setViewMode] = useState<ViewMode>('split');
   const [isSidebarOpen, setIsSidebarOpen] = useState(true);
+  const [currentDocument, setCurrentDocument] = useState<Document | null>(null);
 
   const handleEditorDidMount = (editor: any) => {
     editorRef.current = editor;
@@ -39,6 +47,9 @@ const App: React.FC = () => {
 
   const handleEditorChange = (value: string | undefined) => {
     setMarkdown(value || '');
+    if (currentDocument) {
+      window.electronAPI.saveFile(currentDocument.id, value || '');
+    }
   };
 
   const insertAtCursor = (before: string, after: string = '') => {
@@ -110,13 +121,33 @@ const App: React.FC = () => {
     }
   }, []);
 
+  const handleDocumentSelect = async (groupId: string, fileId: string) => {
+    try {
+      const content = await window.electronAPI.loadFile(fileId);
+      setCurrentDocument({
+        id: fileId,
+        groupId,
+        name: '', // 这个值会从 Sidebar 组件传过来
+        content
+      });
+      setMarkdown(content);
+    } catch (error) {
+      console.error('Failed to load document:', error);
+    }
+  };
+
   const toggleSidebar = () => {
     setIsSidebarOpen(!isSidebarOpen);
   };
 
   return (
     <div className="app">
-      <Sidebar isOpen={isSidebarOpen} onToggle={() => setIsSidebarOpen(!isSidebarOpen)} />
+      <Sidebar 
+        isOpen={isSidebarOpen} 
+        onToggle={() => setIsSidebarOpen(!isSidebarOpen)}
+        onDocumentSelect={handleDocumentSelect}
+        currentDocumentId={currentDocument?.id}
+      />
       <div className="main-content">
         <div className="toolbar">
           <div className="toolbar-group">

src/components/ConfirmDialog.css

+.confirm-dialog-overlay {
+  position: fixed;
+  top: 0;
+  left: 0;
+  right: 0;
+  bottom: 0;
+  background-color: rgba(0, 0, 0, 0.5);
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  z-index: 1000;
+}
+
+.confirm-dialog {
+  background-color: #fff;
+  border-radius: 8px;
+  padding: 24px;
+  width: 400px;
+  max-width: 90%;
+  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
+}
+
+.confirm-dialog-title {
+  margin: 0 0 16px 0;
+  font-size: 1.25rem;
+  color: #333;
+}
+
+.confirm-dialog-message {
+  margin: 0 0 24px 0;
+  color: #666;
+  line-height: 1.5;
+}
+
+.confirm-dialog-actions {
+  display: flex;
+  justify-content: flex-end;
+  gap: 12px;
+}
+
+.confirm-dialog-button {
+  padding: 8px 16px;
+  border: none;
+  border-radius: 4px;
+  font-size: 14px;
+  cursor: pointer;
+  transition: background-color 0.2s;
+}
+
+.confirm-dialog-button.cancel {
+  background-color: #f5f5f5;
+  color: #333;
+}
+
+.confirm-dialog-button.cancel:hover {
+  background-color: #e8e8e8;
+}
+
+.confirm-dialog-button.confirm {
+  background-color: #dc3545;
+  color: white;
+}
+
+.confirm-dialog-button.confirm:hover {
+  background-color: #c82333;
+}

src/components/ConfirmDialog.tsx

+import React from 'react';
+import './ConfirmDialog.css';
+
+interface ConfirmDialogProps {
+  isOpen: boolean;
+  title: string;
+  message: string;
+  onConfirm: () => void;
+  onCancel: () => void;
+}
+
+const ConfirmDialog: React.FC<ConfirmDialogProps> = ({
+  isOpen,
+  title,
+  message,
+  onConfirm,
+  onCancel,
+}) => {
+  if (!isOpen) return null;
+
+  return (
+    <div className="confirm-dialog-overlay">
+      <div className="confirm-dialog">
+        <h3 className="confirm-dialog-title">{title}</h3>
+        <p className="confirm-dialog-message">{message}</p>
+        <div className="confirm-dialog-actions">
+          <button className="confirm-dialog-button cancel" onClick={onCancel}>
+            Cancel
+          </button>
+          <button className="confirm-dialog-button confirm" onClick={onConfirm}>
+            Confirm
+          </button>
+        </div>
+      </div>
+    </div>
+  );
+};
+
+export default ConfirmDialog;

src/components/Sidebar.css

@@ -61,44 +61,67 @@
 }
 
 .group {
-  margin-bottom: 10px;
+  margin: 8px 0;
 }
 
 .group-header {
   display: flex;
   align-items: center;
   justify-content: space-between;
-  padding: 6px 8px;
-  background-color: #e8e8e8;
+  padding: 8px 12px;
+  cursor: pointer;
   border-radius: 4px;
-  margin-bottom: 4px;
+  transition: background-color 0.2s;
+}
+
+.group-header:hover {
+  background-color: rgba(255, 255, 255, 0.1);
 }
 
 .group-name {
-  font-weight: 500;
-  color: #333;
   display: flex;
   align-items: center;
-  gap: 6px;
+  gap: 8px;
+  font-weight: 500;
 }
 
-.group-actions {
-  display: flex;
-  gap: 4px;
+.group-toggle-icon {
+  width: 12px;
+  height: 12px;
+  transition: transform 0.2s;
+}
+
+.group-files {
+  margin-left: 16px;
+  transition: max-height 0.3s ease-out, opacity 0.2s ease-out;
+  max-height: 1000px;
+  opacity: 1;
+  overflow: hidden;
+}
+
+.group-files.collapsed {
+  max-height: 0;
+  opacity: 0;
 }
 
 .file-item {
   display: flex;
   align-items: center;
   justify-content: space-between;
-  padding: 4px 8px;
-  margin-left: 8px;
-  border-radius: 4px;
+  padding: 8px 12px;
+  margin: 2px 0;
   cursor: pointer;
+  border-radius: 4px;
+  transition: background-color 0.2s;
 }
 
 .file-item:hover {
-  background-color: #e8e8e8;
+  background-color: rgba(255, 255, 255, 0.1);
+}
+
+.file-item.active {
+  background-color: rgba(255, 255, 255, 0.15);
+  font-weight: 500;
 }
 
 .file-name {

src/components/Sidebar.tsx

 import React, { useState, useEffect } from 'react';
-import { FontAwesomeIcon } from '@fortawesome/react-fontawesome';
 import { 
   faChevronLeft, 
   faChevronRight,
+  faChevronDown,
   faFolder,
   faFolderPlus,
   faFile,
   faPlus,
   faTrash
 } from '@fortawesome/free-solid-svg-icons';
+import { FontAwesomeIcon } from '@fortawesome/react-fontawesome';
 import './Sidebar.css';
+import ConfirmDialog from './ConfirmDialog';
 
 interface SidebarProps {
   isOpen: boolean;
   onToggle: () => void;
+  onDocumentSelect: (groupId: string, fileId: string) => void;
+  currentDocumentId: string | undefined;
 }
 
 interface Group {
@@ -28,12 +32,25 @@ interface File {
   content: string;
 }
 
-const Sidebar: React.FC<SidebarProps> = ({ isOpen, onToggle }) => {
+const Sidebar: React.FC<SidebarProps> = ({ 
+  isOpen, 
+  onToggle, 
+  onDocumentSelect,
+  currentDocumentId 
+}) => {
   const [groups, setGroups] = useState<Group[]>([]);
   const [showNewGroupForm, setShowNewGroupForm] = useState(false);
   const [newGroupName, setNewGroupName] = useState('');
   const [showNewFileForm, setShowNewFileForm] = useState<string | null>(null);
   const [newFileName, setNewFileName] = useState('');
+  const [collapsedGroups, setCollapsedGroups] = useState<Set<string>>(new Set());
+  const [deleteConfirm, setDeleteConfirm] = useState<{
+    type: 'group' | 'file';
+    groupId: string;
+    fileId?: string;
+    name: string;
+    isOpen: boolean;
+  } | null>(null);
 
   useEffect(() => {
     // 从后端加载组和文件
@@ -55,12 +72,15 @@ const Sidebar: React.FC<SidebarProps> = ({ isOpen, onToggle }) => {
   };
 
   const handleDeleteGroup = async (groupId: string) => {
-    try {
-      await window.electronAPI.deleteGroup(groupId);
-      setGroups(groups.filter(group => group.id !== groupId));
-    } catch (error) {
-      console.error('Failed to delete group:', error);
-    }
+    const group = groups.find(g => g.id === groupId);
+    if (!group) return;
+
+    setDeleteConfirm({
+      type: 'group',
+      groupId,
+      name: group.name,
+      isOpen: true
+    });
   };
 
   const handleCreateFile = async (groupId: string) => {
@@ -78,26 +98,64 @@ const Sidebar: React.FC<SidebarProps> = ({ isOpen, onToggle }) => {
       }));
       setNewFileName('');
       setShowNewFileForm(null);
+      // 创建后自动选择新文件
+      onDocumentSelect(groupId, newFile.id);
     } catch (error) {
       console.error('Failed to create file:', error);
     }
   };
 
   const handleDeleteFile = async (groupId: string, fileId: string) => {
+    const group = groups.find(g => g.id === groupId);
+    const file = group?.files.find(f => f.id === fileId);
+    if (!group || !file) return;
+
+    setDeleteConfirm({
+      type: 'file',
+      groupId,
+      fileId,
+      name: file.name,
+      isOpen: true
+    });
+  };
+
+  const confirmDelete = async () => {
+    if (!deleteConfirm) return;
+
     try {
-      await window.electronAPI.deleteFile(groupId, fileId);
-      setGroups(groups.map(group => {
-        if (group.id === groupId) {
-          return {
-            ...group,
-            files: group.files.filter(file => file.id !== fileId)
-          };
-        }
-        return group;
-      }));
-    } catch (error) {
-      console.error('Failed to delete file:', error);
+      if (deleteConfirm.type === 'group') {
+        await window.electronAPI.deleteGroup(deleteConfirm.groupId);
+        setGroups(groups.filter(g => g.id !== deleteConfirm.groupId));
+      } else {
+        if (!deleteConfirm.fileId) return;
+        await window.electronAPI.deleteFile(deleteConfirm.groupId, deleteConfirm.fileId);
+        setGroups(groups.map(group => {
+          if (group.id === deleteConfirm.groupId) {
+            return {
+              ...group,
+              files: group.files.filter(f => f.id !== deleteConfirm.fileId)
+            };
+          }
+          return group;
+        }));
+      }
+    } catch (err) {
+      console.error(`Failed to delete ${deleteConfirm.type}:`, err);
     }
+
+    setDeleteConfirm(null);
+  };
+
+  const toggleGroup = (groupId: string) => {
+    setCollapsedGroups(prev => {
+      const newSet = new Set(prev);
+      if (newSet.has(groupId)) {
+        newSet.delete(groupId);
+      } else {
+        newSet.add(groupId);
+      }
+      return newSet;
+    });
   };
 
   return (
@@ -122,15 +180,31 @@ const Sidebar: React.FC<SidebarProps> = ({ isOpen, onToggle }) => {
 
         {groups.map(group => (
           <div key={group.id} className="group">
-            <div className="group-header">
+            <div className="group-header" onClick={() => toggleGroup(group.id)}>
               <span className="group-name">
+                <FontAwesomeIcon 
+                  icon={collapsedGroups.has(group.id) ? faChevronRight : faChevronDown} 
+                  className="group-toggle-icon"
+                />
                 <FontAwesomeIcon icon={faFolder} /> {group.name}
               </span>
               <div className="group-actions">
-                <button className="action-button" onClick={() => setShowNewFileForm(group.id)}>
+                <button 
+                  className="action-button" 
+                  onClick={(e) => {
+                    e.stopPropagation();
+                    setShowNewFileForm(group.id);
+                  }}
+                >
                   <FontAwesomeIcon icon={faPlus} />
                 </button>
-                <button className="action-button" onClick={() => handleDeleteGroup(group.id)}>
+                <button 
+                  className="action-button" 
+                  onClick={(e) => {
+                    e.stopPropagation();
+                    handleDeleteGroup(group.id);
+                  }}
+                >
                   <FontAwesomeIcon icon={faTrash} />
                 </button>
               </div>
@@ -149,27 +223,44 @@ const Sidebar: React.FC<SidebarProps> = ({ isOpen, onToggle }) => {
               </div>
             )}
 
-            {group.files.map(file => (
-              <div key={file.id} className="file-item">
-                <span className="file-name">
-                  <FontAwesomeIcon icon={faFile} /> {file.name}
-                </span>
-                <div className="file-actions">
-                  <button
-                    className="action-button"
-                    onClick={() => handleDeleteFile(group.id, file.id)}
-                  >
-                    <FontAwesomeIcon icon={faTrash} />
-                  </button>
+            <div className={`group-files ${collapsedGroups.has(group.id) ? 'collapsed' : ''}`}>
+              {group.files.map(file => (
+                <div 
+                  key={file.id} 
+                  className={`file-item ${currentDocumentId === file.id ? 'active' : ''}`}
+                  onClick={() => onDocumentSelect(group.id, file.id)}
+                >
+                  <span className="file-name">
+                    <FontAwesomeIcon icon={faFile} /> {file.name}
+                  </span>
+                  <div className="file-actions">
+                    <button
+                      className="action-button"
+                      onClick={(e) => {
+                        e.stopPropagation();
+                        handleDeleteFile(group.id, file.id);
+                      }}
+                    >
+                      <FontAwesomeIcon icon={faTrash} />
+                    </button>
+                  </div>
                 </div>
-              </div>
-            ))}
+              ))}
+            </div>
           </div>
         ))}
       </div>
       <button className="toggle-button" onClick={onToggle}>
         <FontAwesomeIcon icon={isOpen ? faChevronLeft : faChevronRight} />
       </button>
+
+      <ConfirmDialog
+        isOpen={!!deleteConfirm}
+        title={`Delete ${deleteConfirm?.type === 'group' ? 'Group' : 'File'}`}
+        message={`Are you sure you want to delete ${deleteConfirm?.type} "${deleteConfirm?.name}"? This action cannot be undone.`}
+        onConfirm={confirmDelete}
+        onCancel={() => setDeleteConfirm(null)}
+      />
     </div>
   );
 };