getWelcomeText method

String? getWelcomeText(
  1. String userId
)

获取欢迎语

@param userId @return

Implementation

String? getWelcomeText(String userId) {
  final aiUser = aiUserCache[userId];
  if (aiUser != null) {
    if (aiUser.serverExtension?.isNotEmpty == true) {
      try {
        return jsonDecode(aiUser.serverExtension!)[KEY_WELCOME_TEXT];
      } catch (e) {
        Alog.e(
            tag: logTag,
            content:
                'parse ai user server extension failed, ${e.toString()}');
      }
    }
  }
  return null;
}