Function mapChatType

packages/parser/src/formats/utils/telegram-utils.ts:48–64

(telegramType: string)

 * 将 Telegram 聊天类型映射到 ChatLab 聊天类型
 */
export function mapChatType(telegramType: string): ChatType {
  switch (telegramType) {
    case 'personal_chat':
    case 'bot_chat':
    case 'saved_messages':
      return ChatType.PRIVATE
    case 'private_group':
    case 'public_group':
    case 'private_supergroup':
    case 'public_supergroup':
    case 'private_channel':
    case 'public_channel':
      return ChatType.GROUP
    default:
      return ChatType.GROUP
  }
}

/**
 * 提取 Telegram text 字段为纯文本