public void AddUserStoryToSprint(int sprintId, UserStory userStory)
{
if (userStory.State == UserStoryState.ON_SPRINT)
{
throw new CheckedException($"User story {userStory.Title} is already finished.", true);
}
else if (userStory.State != UserStoryState.BACKLOG)
{
throw new CheckedException($"User story {userStory.Title} is already finished.");
}
if (userStory.Tasks.Count == 0)
{
throw new CheckedException("User story does not have any tasks");
}
userStory.State = UserStoryState.ON_SPRINT;
_projectDAO.AddUserStoryToSprint(sprintId, userStory);
}