public List <OfferBll> GetAllOffers(ParametersBll parametersBll)
{
List <OfferBll> offers = new List <OfferBll>();
foreach (Offer offer in _dataSource.GetAllOffers())
{
offers.Add(FactoryClass.CreateChild(offer));
}
return(offers.GetRange((parametersBll.Page - 1) * parametersBll.PageSize, parametersBll.PageSize));
}
public List <OfferBll> Sort(ParametersBll parameters, List <OfferBll> offers)
{
switch (parameters.PriceFilter)
{
case "Up":
return(SortPriceUp(offers));
case "Down":
return(SortPriceDown(offers));
case "Sort":
return(offers);
default:
throw new Exception("Incorrect filter!");
}
}
public int GetOffersCount(ParametersBll parameters)
{
switch (parameters.TypeFilter)
{
case "All types":
return(_dataSource.GetOffersCount());
case "Minivan":
return(_dataSource.GetMinivansCount());
case "Sport car":
return(_dataSource.GetSportCarsCount());
case "Out-road car":
return(_dataSource.GetOutroadCarsCount());
default:
throw new Exception("Incorrect type");
}
}
public List <OfferBll> GetSelectedTypes(ParametersBll parameters)
{
List <OfferBll> offerBll = new List <OfferBll>();
switch (parameters.TypeFilter)
{
case "All types":
return(GetAllOffers());
case "Minivan":
foreach (var offer in GetAllMinivanOffers())
{
offerBll.Add(offer);
}
break;
case "Sport car":
foreach (var offer in GetAllSportCarOffers())
{
offerBll.Add(offer);
}
break;
case "Out-road car":
foreach (var offer in GetAllOutroadCarOffersOffers())
{
offerBll.Add(offer);
}
break;
default:
throw new Exception("Incorrect type");
}
return(offerBll);
}
public List <CustomerBll> GetCurrentPageCustomers(List <CustomerBll> customers, ParametersBll parameters) => customers.Skip((parameters.Page - 1) * parameters.PageSize).Count() >= parameters.PageSize ? customers.GetRange((parameters.Page - 1) * parameters.PageSize, parameters.PageSize) : customers.Skip((parameters.Page - 1) * parameters.PageSize).ToList();
public List <OfferBll> GetCurrentPageItems(List <OfferBll> offers, ParametersBll parameters) => offers.Skip((parameters.Page - 1) * parameters.PageSize).Count() >= parameters.PageSize ? offers.GetRange((parameters.Page - 1) * parameters.PageSize, parameters.PageSize): offers.Skip((parameters.Page - 1) * parameters.PageSize).ToList();
