/// <summary>
/// Creates a new list for ordering. Returns ID of the list.
/// </summary>
/// <param name="filmListId"></param>
/// <returns></returns>
public async Task <int> CreateFilmRankFromFilmList(int filmListId)
{
var filmListTemplate = await RetrieveFilmListById(filmListId);
var persistenceListTemplate = await filmListerContext.FilmListTemplates
.Include(l => l.FilmListItems)
.ThenInclude(i => i.Film)
.FirstAsync(l => l.Id == filmListId);
var films = persistenceListTemplate.FilmListItems.Select(i => new Persistence.OrderedFilm()
{
Film = i.Film
})
.RandomiseOrder()
.ToList();
var filmList = new Persistence.OrderedList()
{
OrderedFilms = films,
FilmListTemplate = persistenceListTemplate,
StartDateTime = DateTimeOffset.UtcNow
};
await filmListerContext.OrderedLists.AddAsync(filmList);
await filmListerContext.SaveChangesAsync();
return(filmList.Id);
}
private Domain.OrderedFilmRank Map(Persistence.OrderedList orderedFilmList)
{
var films = new List <Domain.OrderedFilm>();
if (orderedFilmList?.OrderedFilms != null)
{
var mapping = orderedFilmList.OrderedFilms.ToDictionary(k => k, v => Map(v));
foreach (var kv in mapping.Where(m => m.Key.LesserRankedFilmItems != null))
{
foreach (var greater in kv.Key.LesserRankedFilmItems)
{
var domain = mapping[greater.GreaterRankedFilm];
kv.Value.AddHigherRankedObject(domain);
domain.AddLesserRankedFilm(kv.Value);
}
}
films.AddRange(mapping.Values);
}
var filmList = new Domain.OrderedFilmRank(
orderedFilmList.Id,
orderedFilmList.Completed,
films,
new Domain.OrderedFilm[0],
null,
null,
0);
return(filmList);
}
