代码初始化

electron/preload.ts

@@ -0,0 +1,74 @@
+import { contextBridge, ipcRenderer } from 'electron'
+import type {
+  ListDirResult,
+  OpenFileResult,
+  OpenFolderResult,
+  OpenImageResult,
+  SaveDialogResult
+} from './ipc-types.js'
+
+export interface MyReaderApi {
+  openFileDialog: () => Promise<OpenFileResult>
+  openFolderDialog: () => Promise<OpenFolderResult>
+  openImageDialog: () => Promise<OpenImageResult>
+  saveFileDialog: (defaultPath?: string) => Promise<SaveDialogResult>
+  readFile: (filePath: string) => Promise<string>
+  writeFile: (filePath: string, content: string) => Promise<void>
+  listDirectory: (dirPath: string) => Promise<ListDirResult>
+  parentDirectory: (dirPath: string) => Promise<string>
+  /** 相对当前 Markdown 文件解析内链 href → 绝对路径（外链原样返回） */
+  resolveRelativePath: (baseFilePath: string, href: string) => Promise<string>
+  openExternal: (url: string) => Promise<void>
+  defaultDirectory: () => Promise<string>
+  deleteFile: (filePath: string) => Promise<void>
+  renamePath: (oldPath: string, newName: string) => Promise<{ newPath: string }>
+  allowClose: () => void
+  onRequestClose: (handler: () => void) => () => void
+  onMenuAction: (handler: (action: string) => void) => () => void
+}
+
+const api: MyReaderApi = {
+  openFileDialog: () => ipcRenderer.invoke('myreader:open-file-dialog'),
+  openFolderDialog: () => ipcRenderer.invoke('myreader:open-folder-dialog'),
+  openImageDialog: () => ipcRenderer.invoke('myreader:open-image-dialog'),
+  saveFileDialog: (defaultPath?: string) => ipcRenderer.invoke('myreader:save-dialog', defaultPath),
+  readFile: (filePath: string) => ipcRenderer.invoke('myreader:read-file', filePath),
+  writeFile: (filePath: string, content: string) =>
+    ipcRenderer.invoke('myreader:write-file', filePath, content),
+  listDirectory: (dirPath: string) => ipcRenderer.invoke('myreader:list-directory', dirPath),
+  parentDirectory: (dirPath: string) => ipcRenderer.invoke('myreader:parent-directory', dirPath),
+  resolveRelativePath: (baseFilePath: string, href: string) =>
+    ipcRenderer.invoke('myreader:resolve-relative-path', baseFilePath, href),
+  openExternal: (url: string) => ipcRenderer.invoke('myreader:open-external', url),
+  defaultDirectory: () => ipcRenderer.invoke('myreader:default-directory'),
+  deleteFile: (filePath: string) => ipcRenderer.invoke('myreader:delete-file', filePath),
+  renamePath: (oldPath: string, newName: string) =>
+    ipcRenderer.invoke('myreader:rename-path', oldPath, newName),
+  allowClose: () => {
+    ipcRenderer.send('myreader:allow-close')
+  },
+  onRequestClose: (handler: () => void) => {
+    const listener = (): void => {
+      handler()
+    }
+    ipcRenderer.on('myreader:request-close', listener)
+    return () => {
+      ipcRenderer.removeListener('myreader:request-close', listener)
+    }
+  },
+  onMenuAction: (handler: (action: string) => void) => {
+    const listener = (_e: unknown, action: string): void => {
+      handler(action)
+    }
+    ipcRenderer.on('myreader:menu', listener)
+    return () => {
+      ipcRenderer.removeListener('myreader:menu', listener)
+    }
+  }
+}
+
+try {
+  contextBridge.exposeInMainWorld('myreader', api)
+} catch (e) {
+  console.error('[MyReader] preload contextBridge failed', e)
+}