Function exportEventsData

src/services/exportService.ts:156–173

()

// 导出事件数据（单独）
export async function exportEventsData(): Promise<void> {
  const events = await eventService.getAllEvents()

  if (events.length === 0) {
    alert('暂无事件数据可导出')
    return
  }

  const data = {
    version: '1.0.0',
    exportTime: Date.now(),
    events,
  }

  const jsonContent = JSON.stringify(data, null, 2)

  downloadFile(jsonContent, `消息日历_${getDateString()}.json`, 'application/json')
}

// 从 JSON 导入数据
export function importFromJSON(jsonContent: string): {