PIbd-21. Rodionov I.A. Lab work 05. Hard #13
@ -88,9 +88,8 @@ namespace IceCreamShopFileImplement.Implements
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public bool MakeSale(IIceCreamModel model, int count)
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{
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var iceCream = source.IceCreams.FirstOrDefault(x => x.Id == model.Id);
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int countInShops = source.Shops.Select(x => x.ShopIceCreams.Any(y => y.Key == model.Id)
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? x.ShopIceCreams.Where(y => y.Key == model.Id).First().Value.Item2 : 0).Sum();
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int countInShops = source.Shops.SelectMany(x => x.ShopIceCreams).Sum(y => y.Key == model.Id ? y.Value.Item2 : 0);
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if (iceCream == null || countInShops < count)
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{
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return false;
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