public OdiViewModelFactory(IRuleHandler handler, IRuleSerializerRoot serializer, Action <OutputSectionModelCollection> appendModelAction)
{
this.handler = handler ?? throw new ArgumentNullException("IRuleHandler in OdiViewModelHandler");
this.appendModelAction = appendModelAction ?? throw new ArgumentNullException("Action<ElementViewModel> in OdiViewModelHandler");
this.serializer = serializer ?? throw new ArgumentNullException("IRuleSerializerRoot in OdiViewModelHandler");
choruses = serializer.GetCommonRuleChildren <TextHolder>(handler.Settings.TypiconVersionId, CommonRuleConstants.KanonasChorusRule);
}
/// <summary>
/// Возвращает ItemText из Правила, представляющего из себя коллекцию TextHolder, согласно индекса
/// </summary>
/// <param name="serializer"></param>
/// <param name="typiconId"></param>
/// <param name="name"></param>
/// <param name="language"></param>
/// <param name="index">Номер TextHolder-ы в коллекции Правил</param>
/// <returns></returns>
public static ItemText GetCommonRuleIndexedItemText(this IRuleSerializerRoot serializer, int typiconId, string name, int index)
{
ItemText result = null;
if (serializer.GetCommonRuleChildren(typiconId, name).ElementAtOrDefault(index) is TextHolder t && t.Paragraphs?.Count > 0)
{
result = new ItemText(t.Paragraphs[0]);
}
return(result);
}
/// <summary>
/// Возвращает строку из Правила, представляющего из себя коллекцию TextHolder, согласно индекса
/// </summary>
/// <param name="serializer"></param>
/// <param name="typiconId"></param>
/// <param name="name"></param>
/// <param name="language"></param>
/// <param name="index">Номер TextHolder-ы в коллекции Правила</param>
/// <returns></returns>
public static string GetCommonRuleIndexedString(this IRuleSerializerRoot serializer, int typiconId, string name, string language, int index)
{
var result = "";
if (serializer.GetCommonRuleChildren(typiconId, name).ElementAtOrDefault(index) is TextHolder t && t.Paragraphs?.Count > 0)
{
result = t.Paragraphs[0]?.FirstOrDefault(language).Text;
}
return(result);
}
public static T GetCommonRuleFirstChild <T>(this IRuleSerializerRoot serializer, int typiconId, string key) where T : class, IRuleElement
{
var collection = serializer.GetCommonRuleChildren(typiconId, key);
return((collection?.Count() > 0) ? collection.FirstOrDefault() as T : default(T));
}
public static IReadOnlyList <T> GetCommonRuleChildren <T>(this IRuleSerializerRoot serializer, int typiconId,
string key) where T : class, IRuleElement
{
return(serializer.GetCommonRuleChildren(typiconId, key).Cast <T>().ToList());
}