Function selectAndSaveAttachments

src/renderer/src/hooks/useAttachment.ts:230–278

()

// 独立的文件选择并保存函数（用于消息编辑等场景）
export async function selectAndSaveAttachments(): Promise<FileAttachment[]> {
  const result = await window.api.selectFiles({
    multiple: true,
    filters: [{ name: 'Images', extensions: ['jpg', 'jpeg', 'png', 'gif', 'webp'] }]
  })

  if (!result.success || result.cancelled || !result.files) {
    return []
  }

  const attachments: FileAttachment[] = []

  for (const file of result.files) {
    const mimeType = getMimeType(file.name)

    if (!ALLOWED_TYPES.includes(mimeType)) {
      console.warn(`不支持的文件类型: ${file.name}`)
      continue
    }

    if (file.size > MAX_SIZE) {
      console.warn(`文件过大: ${file.name} (${(file.size / 1024 / 1024).toFixed(2)}MB)`)
      continue
    }

    const fileId = generateId()

    const saveResult = await window.api.attachment.save({
      fileId,
      fileName: file.name,
      base64Content: file.content
    })

    if (saveResult.success && saveResult.localPath) {
      attachments.push({
        id: fileId,
        name: file.name,
        type: mimeType,
        size: file.size,
        localPath: saveResult.localPath,
        createdAt: Date.now()
      })
    } else {
      console.error('保存附件失败:', saveResult.error)
    }
  }

  return attachments
}