MessageKeywordSearchConfig.fromMap constructor Null safety

Implementation

factory MessageKeywordSearchConfig.fromMap(Map<String, dynamic> param) {
  return MessageKeywordSearchConfig(
    keyword: param['keyword'] as String?,
    fromTime: param['fromTime'] as int?,
    toTime: param['toTime'] as int?,
    sessionLimit: param['sessionLimit'] as int?,
    msgLimit: param['msgLimit'] as int?,
    asc: param['asc'] as bool?,
    p2pList: (param['p2pList'] as List<dynamic>?)
        ?.map((e) => e as String)
        .toList(),
    teamList: (param['teamList'] as List<dynamic>?)
        ?.map((e) => e as String)
        .toList(),
    senderList: (param['senderList'] as List<dynamic>?)
        ?.map((e) => e as String)
        .toList(),
    msgTypeList: (param['messageTypeList'] as List<dynamic>?)
        ?.map((e) => NIMMessageTypeConverter().fromValue(e))
        .toList(),
    msgSubtypeList: (param['msgSubtypeList'] as List<dynamic>?)
        ?.map((e) => e as int)
        .toList(),
  );
}