chat_management_cubit6.dart

  bool searchInsideExistingChannels({
    required List<Channel> listOfChannels,
    required String searchedText,
    required int index,
    required int lengthOfTheChannelMembers,
    required User oneToOneChatMember,
  }) {
    int result;
    final editedSearchedText = searchedText.toLowerCase().trim();

    if (lengthOfTheChannelMembers == 2) {
      final filteredChannels = listOfChannels
          .where(
            (channel) => oneToOneChatMember.name.toLowerCase().trim().contains(editedSearchedText),
          )
          .toList();

      result = filteredChannels.indexOf(listOfChannels[index]);
    } else {
      final filteredChannels = listOfChannels
          .where(
            (channel) => channel.name!.toLowerCase().trim().contains(editedSearchedText),
          )
          .toList();

      result = filteredChannels.indexOf(listOfChannels[index]);
    }

    if (result == -1) {
      return false;
    } else {
      return true;
    }
  }