117 lines
4.0 KiB
C#
117 lines
4.0 KiB
C#
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using AbstractIceCreamShopDataModels.Models;
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using IceCreamShopContracts.BindingModels;
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using IceCreamShopContracts.ViewModels;
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using System.ComponentModel.DataAnnotations;
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using System.ComponentModel.DataAnnotations.Schema;
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using System.Net;
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namespace IceCreamShopDatabaseImplement.Models
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{
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public class Shop : IShopModel
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{
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[Required]
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public string Name { get; private set; } = string.Empty;
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[Required]
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public string Adress { get; private set; } = string.Empty;
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public DateTime OpeningDate { get; private set; }
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private Dictionary<int, (IIceCreamModel, int)>? _cashedIcecreams = null;
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[NotMapped]
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public Dictionary<int, (IIceCreamModel, int)> ShopIceCreams
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{
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get
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{
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if(_cashedIcecreams == null)
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{
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_cashedIcecreams = IceCreams.ToDictionary(recPC => recPC.IceCreamId, recPC => (recPC.IceCream as IIceCreamModel, recPC.Count));
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}
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return _cashedIcecreams;
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}
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}
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[Required]
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public int IceCreamMaxCount { get; private set; }
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public int Id { get; private set; }
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[ForeignKey("ShopId")]
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public virtual List<ShopIcecream> IceCreams { get; set; } = new();
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public static Shop? Create(IceCreamShopDatabase context, ShopBindingModel? model)
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{
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if (model == null)
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{
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return null;
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}
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return new Shop()
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{
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Id = model.Id,
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Name = model.Name,
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Adress = model.Adress,
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OpeningDate = model.OpeningDate,
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IceCreamMaxCount = model.IceCreamMaxCount,
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IceCreams = model.ShopIceCreams.Select(x => new ShopIcecream
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{
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IceCream = context.IceCreams.First(y => y.Id == x.Key)!,
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Count = x.Value.Item2,
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}).ToList()
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};
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}
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public void Update(ShopBindingModel? model)
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{
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if (model == null)
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{
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return;
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}
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Name = model.Name;
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Adress = model.Adress;
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OpeningDate = model.OpeningDate;
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IceCreamMaxCount = model.IceCreamMaxCount;
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}
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public ShopViewModel GetViewModel => new()
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{
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Id = Id,
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Name = Name,
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Adress = Adress,
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ShopIceCreams = ShopIceCreams,
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OpeningDate = OpeningDate,
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IceCreamMaxCount = IceCreamMaxCount,
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};
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public void UpdatePastries(IceCreamShopDatabase context, ShopBindingModel model)
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{
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var iceCreams = context.ShopIcecreams.Where(rec => rec.ShopId == model.Id).ToList();
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if (iceCreams != null && iceCreams.Count > 0)
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{
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// удалили те, которых нет в модели
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context.ShopIcecreams.RemoveRange(iceCreams.Where(rec => !model.ShopIceCreams.ContainsKey(rec.IceCreamId)));
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context.SaveChanges();
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iceCreams = context.ShopIcecreams.Where(rec => rec.ShopId == model.Id).ToList();
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// обновили количество у существующих записей
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foreach (var updateIceCream in iceCreams)
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{
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updateIceCream.Count = model.ShopIceCreams[updateIceCream.IceCreamId].Item2;
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model.ShopIceCreams.Remove(updateIceCream.IceCreamId);
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}
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context.SaveChanges();
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}
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var shop = context.Shops.First(x => x.Id == Id);
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foreach (var elem in model.ShopIceCreams)
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{
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context.ShopIcecreams.Add(new ShopIcecream
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{
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Shop = shop,
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IceCream = context.IceCreams.First(x => x.Id == elem.Key),
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Count = elem.Value.Item2
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});
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context.SaveChanges();
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}
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_cashedIcecreams = null;
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}
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}
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}
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