part of 'server_logs_bloc.dart';

sealed class ServerLogsState extends Equatable {
  const ServerLogsState();
}

final class ServerLogsInitial extends ServerLogsState {
  @override
  List<Object> get props => [];
}

final class ServerLogsLoading extends ServerLogsState {
  @override
  List<Object> get props => [];
}

final class ServerLogsLoaded extends ServerLogsState {
  ServerLogsLoaded({
    required this.oldEntries,
    required this.newEntries,
    required this.meta,
    required this.loadingMore,
    this.slice,
  }) : _lastCursor = newEntries.isEmpty ? '' : newEntries.first.cursor;

  final List<ServerLogEntry> oldEntries;
  final List<ServerLogEntry> newEntries;
  final ServerLogsPageMeta meta;
  final bool loadingMore;
  final String _lastCursor;
  final String? slice;

  List<String> get systemdUnits => oldEntries
      .map((final entry) => entry.systemdUnit ?? 'kernel')
      .toSet()
      .toList();

  List<ServerLogEntry> oldEntriesForUnit(final String unit) {
    if (unit == 'kernel') {
      final filteredEntries =
          oldEntries.where((final entry) => entry.systemdUnit == null).toList();
      return filteredEntries;
    }
    final filteredEntries =
        oldEntries.where((final entry) => entry.systemdUnit == unit).toList();
    return filteredEntries;
  }

  List<ServerLogEntry> newEntriesForUnit(final String unit) {
    if (unit == 'kernel') {
      final filteredEntries =
          newEntries.where((final entry) => entry.systemdUnit == null).toList();
      return filteredEntries;
    }
    final filteredEntries =
        newEntries.where((final entry) => entry.systemdUnit == unit).toList();
    return filteredEntries;
  }

  @override
  List<Object?> get props => [oldEntries, newEntries, meta, _lastCursor, slice];
}

final class ServerLogsError extends ServerLogsState {
  const ServerLogsError(this.error);

  final Object error;

  @override
  List<Object> get props => [error];
}