in TasksTracker.TasksManager.Backend.Api/Services/FakeTasksManager.cs [76:87]
public Task<bool> MarkTaskCompleted(Guid taskId)
{
var task = _tasksList.FirstOrDefault(t => t.TaskId.Equals(taskId));
if (task != null)
{
task.IsCompleted = true;
return Task.FromResult(true);
}
return Task.FromResult(false);
}