/// <summary>
/// Returns the types of the given Pokemon in past version groups, if any.
/// </summary>
private async Task <List <WithId <Type[]> > > GetTypes(Pokemon pokemon)
{
var typesList = new List <WithId <Type[]> >();
if (pokemon.PastTypes.Any())
{
// determine which version groups need entries
var versionGroups = await VersionGroupService.GetAll();
var generationNames = pokemon.PastTypes.Select(pt => pt.Generation.Name);
var relevantVersionGroups = versionGroups.Where(vg => generationNames.Contains(vg.Generation.Name));
// ensure we create an entry for only the last version group in the generation
var necessaryVersionGroups = relevantVersionGroups.OrderBy(vg => vg.Id)
.GroupBy(vg => vg.Generation.Name)
.Select(gr => gr.Last());
foreach (var vg in necessaryVersionGroups)
{
var types = pokemon.PastTypes.Single(t => t.Generation.Name == vg.Generation.Name);
var typeEntries = await MinimiseTypes(types.Types);
typesList.Add(new WithId <Type[]>(vg.VersionGroupId, typeEntries.ToArray()));
}
}
// always include the newest types
var newestId = await VersionGroupService.GetNewestVersionGroupId();
var newestTypeEntries = await MinimiseTypes(pokemon.Types);
typesList.Add(new WithId <Type[]>(newestId, newestTypeEntries.ToArray()));
return(typesList);
}
/// <summary>
/// Returns the given Pokemon form's types.
/// </summary>
private async Task <IEnumerable <WithId <Type[]> > > GetTypes(PokemonForm form)
{
var typesList = new List <WithId <Type[]> >();
// always include the newest types
var newestId = await VersionGroupService.GetNewestVersionGroupId();
var newestTypeEntries = await MinimiseTypes(form.Types);
typesList.Add(new WithId <Type[]>(newestId, newestTypeEntries.ToArray()));
return(typesList);
}
/// <summary>
/// Returns this type's damage relations in the version group with the given ID.
/// </summary>
private async Task <TypeRelations> GetDamageRelations(Type type, int versionGroupId)
{
if (versionGroupId == await VersionGroupsService.GetNewestVersionGroupId())
{
return(type.DamageRelations);
}
var versionGroup = await VersionGroupsService.Upsert(versionGroupId);
var pastDamageRelations = await GetPastDamageRelations(type, versionGroup.Generation);
return(pastDamageRelations ?? type.DamageRelations);
}