104 lines
3.7 KiB
C#
104 lines
3.7 KiB
C#
using IceCreamShopContracts.BindingModels;
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using IceCreamShopContracts.ViewModels;
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using IceCreamShopDataModels.Models;
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using System;
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using System.Collections.Generic;
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using System.ComponentModel.DataAnnotations;
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using System.ComponentModel.DataAnnotations.Schema;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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namespace IceCreamShopDatabaseImplement.Models
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{
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public class IceCream : IIceCreamModel
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{
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public int Id { get; set; }
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[Required]
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public string IceCreamName { get; set; } = string.Empty;
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[Required]
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public double Price { get; set; }
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private Dictionary<int, (IComponentModel, int)>? _iceCreamComponents =
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null;
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[NotMapped]
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public Dictionary<int, (IComponentModel, int)> IceCreamComponents
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{
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get
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{
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if (_iceCreamComponents == null)
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{
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_iceCreamComponents = Components
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.ToDictionary(recPC => recPC.ComponentId, recPC =>
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(recPC.Component as IComponentModel, recPC.Count));
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}
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return _iceCreamComponents;
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}
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}
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[ForeignKey("IceCreamId")]
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public virtual List<IceCreamComponent> Components { get; set; } = new();
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[ForeignKey("IceCreamId")]
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public virtual List<Order> Orders { get; set; } = new();
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public static IceCream Create(IceCreamShopDataBase context,
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IceCreamBindingModel model)
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{
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return new IceCream()
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{
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Id = model.Id,
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IceCreamName = model.IceCreamName,
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Price = model.Price,
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Components = model.IceCreamComponents.Select(x => new
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IceCreamComponent
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{
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Component = context.Components.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(IceCreamBindingModel model)
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{
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IceCreamName = model.IceCreamName;
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Price = model.Price;
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}
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public IceCreamViewModel GetViewModel => new()
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{
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Id = Id,
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IceCreamName = IceCreamName,
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Price = Price,
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IceCreamComponents = IceCreamComponents
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};
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public void UpdateComponents(IceCreamShopDataBase context,
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IceCreamBindingModel model)
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{
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var iceCreamComponents = context.IceCreamComponents.Where(rec =>
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rec.IceCreamId == model.Id).ToList();
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if (iceCreamComponents != null && IceCreamComponents.Count > 0)
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{
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context.IceCreamComponents.RemoveRange(iceCreamComponents.Where(rec
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=> !model.IceCreamComponents.ContainsKey(rec.ComponentId)));
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context.SaveChanges();
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foreach (var updateComponent in iceCreamComponents)
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{
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updateComponent.Count =
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model.IceCreamComponents[updateComponent.ComponentId].Item2;
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model.IceCreamComponents.Remove(updateComponent.ComponentId);
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}
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context.SaveChanges();
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}
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var iceCream = context.IceCreams.First(x => x.Id == Id);
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foreach (var pc in model.IceCreamComponents)
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{
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context.IceCreamComponents.Add(new IceCreamComponent
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{
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IceCream = iceCream,
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Component = context.Components.First(x => x.Id == pc.Key),
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Count = pc.Value.Item2
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});
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context.SaveChanges();
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}
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_iceCreamComponents = null;
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}
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}
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}
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