Message.fromMap constructor

Implementation

factory Message.fromMap(Map<String, dynamic> map) {
  String role = map['role'];

  DateTime getDate() {
    /// Open ai sends "created_at" as a integer as Epoch milliseconds,
    /// but some other systems could send the value as a ISO string or
    /// in the "created" map key.
    var createdAt = map['created_at'] ?? map['created'];
    if (createdAt is num) {
      return DateTime.fromMillisecondsSinceEpoch(createdAt.toInt());
    }
    if (createdAt is String) {
      return DateTime.parse(createdAt);
    }

    return DateTime.now();
  }

  String getText() {
    var content = map['content'];

    if (content is String) {
      return content;
    }

    /// Open AI message structure
    if (content is List) {
      for (Map item in content) {
        String type = item['type'];
        if (type == 'text') {
          Map text = item['text'];
          //List annotations = item['annotations'];
          return text['value'];
        }
      }
    }
    return 'NOT IMPLEMENTED';
  }

  return Message(
    date: getDate(),
    text: getText(),
    role: role == 'user' ? Role.user : Role.assistant,
  );
}