relatica/lib/services/interactions_manager.dart

import 'package:flutter/foundation.dart';
import 'package:logging/logging.dart';
import 'package:result_monad/result_monad.dart';

import '../globals.dart';
import '../models/connection.dart';
import '../models/exec_error.dart';
import 'auth_service.dart';

class InteractionsManager extends ChangeNotifier {
  static final _logger = Logger('$InteractionsManager');
  final _likesByStatusId = <String, List<Connection>>{};
  final _resharesByStatusId = <String, List<Connection>>{};

  List<Connection> getLikes(String statusId) {
    if (!_likesByStatusId.containsKey(statusId)) {
      updateLikesForStatus(statusId);
      return [];
    }

    return _likesByStatusId[statusId]!;
  }

  List<Connection> getReshares(String statusId) {
    if (!_resharesByStatusId.containsKey(statusId)) {
      updateResharesForStatus(statusId);
      return [];
    }

    return _resharesByStatusId[statusId]!;
  }

  FutureResult<List<Connection>, ExecError> updateLikesForStatus(
      String statusId) async {
    final auth = getIt<AuthService>();
    final clientResult = auth.currentClient;
    if (clientResult.isFailure) {
      _logger.severe('Error getting Friendica client: ${clientResult.error}');
      return clientResult.errorCast();
    }

    final client = clientResult.value;
    final likesResult = await client.getLikes(statusId);
    if (likesResult.isSuccess) {
      _likesByStatusId[statusId] = likesResult.value;
      notifyListeners();
    }
    return likesResult;
  }

  FutureResult<List<Connection>, ExecError> updateResharesForStatus(
      String statusId) async {
    final auth = getIt<AuthService>();
    final clientResult = auth.currentClient;
    if (clientResult.isFailure) {
      _logger.severe('Error getting Friendica client: ${clientResult.error}');
      return clientResult.errorCast();
    }

    final client = clientResult.value;
    final resharesResult = await client.getReshares(statusId);
    if (resharesResult.isSuccess) {
      _resharesByStatusId[statusId] = resharesResult.value;
      notifyListeners();
    }
    return resharesResult;
  }
}