/// // global.d.ts 或 index.d.ts 中 interface FilePickerAcceptType { description?: string; accept: Record; } interface OpenFilePickerOptions { multiple?: boolean; types?: FilePickerAcceptType[]; excludeAcceptAllOption?: boolean; } interface SaveFilePickerOptions { suggestedName?: string; types?: FilePickerAcceptType[]; excludeAcceptAllOption?: boolean; } interface FileSystemWritableFileStream extends WritableStream { write(data: Blob | BufferSource | string): Promise; close(): Promise; } interface FileSystemFileHandle { kind: 'file'; name: string; getFile(): Promise; createWritable(): Promise; } // global.d.ts interface CookieStore { get(name: string): Promise; getAll(name?: string): Promise; set(name: string, value: string): Promise; set(options: CookieInit): Promise; delete(name: string): Promise; delete(options: CookieStoreDeleteOptions): Promise; addEventListener(type: 'change', listener: (event: CookieChangeEvent) => void): void; removeEventListener(type: 'change', listener: (event: CookieChangeEvent) => void): void; } declare var CookieStore: { prototype: CookieStore; new (): CookieStore; }; interface Window { cookieStore: CookieStore; showOpenFilePicker(options?: OpenFilePickerOptions): Promise; showSaveFilePicker(options?: SaveFilePickerOptions): Promise; }