89 lines
3.4 KiB
C#
89 lines
3.4 KiB
C#
using SushiBarDataModels.Models;
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using System.ComponentModel.DataAnnotations.Schema;
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using System.ComponentModel.DataAnnotations;
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using SushiBarContracts.BindingModel;
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using SushiBarContracts.ViewModels;
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namespace SushiBarDatabaseImplement.Models
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{
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public class Sushi : ISushiModel
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{
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public int Id { get; set; }
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[Required]
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public string SushiName { 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)>? _sushiComponents = null;
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[NotMapped]
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public Dictionary<int, (IComponentModel, int)> SushiComponents
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{
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get
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{
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if (_sushiComponents == null)
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{
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_sushiComponents = Components.ToDictionary(recPC => recPC.ComponentId, recPC => (recPC.Component as IComponentModel, recPC.Count));
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}
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return _sushiComponents;
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}
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}
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[ForeignKey("SushiId")]
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public virtual List<SushiComponent> Components { get; set; } = new();
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[ForeignKey("SushiId")]
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public virtual List<Order> Orders { get; set; } = new();
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public static Sushi Create(SushiBarDatabase context, SushiBindingModel model)
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{
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return new Sushi()
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{
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Id = model.Id,
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SushiName = model.SushiName,
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Price = model.Price,
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Components = model.SushiComponents.Select(x => new SushiComponent
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{
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Component = context.Components.First(y => y.Id == x.Key), Count = x.Value.Item2
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}).ToList()
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};
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}
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public void Update(SushiBindingModel model)
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{
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SushiName = model.SushiName;
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Price = model.Price;
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}
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public SushiViewModel GetViewModel => new()
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{
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Id = Id,
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SushiName = SushiName,
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Price = Price,
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SushiComponents = SushiComponents
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};
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public void UpdateComponents(SushiBarDatabase context, SushiBindingModel model)
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{
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var SushiComponents = context.SushiComponents.Where(rec => rec.SushiId == model.Id).ToList();
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if (SushiComponents != null && SushiComponents.Count > 0)
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{ // удалили те, которых нет в модели
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context.SushiComponents.RemoveRange(SushiComponents.Where(rec => !model.SushiComponents.ContainsKey(rec.ComponentId)));
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context.SaveChanges();
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// обновили количество у существующих записей
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foreach (var updateComponent in SushiComponents)
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{
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updateComponent.Count = model.SushiComponents[updateComponent.ComponentId].Item2;
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model.SushiComponents.Remove(updateComponent.ComponentId);
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}
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context.SaveChanges();
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}
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var Sushi = context.Sushis.First(x => x.Id == Id);
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foreach (var pc in model.SushiComponents)
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{
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context.SushiComponents.Add(new SushiComponent
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{
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Sushi = Sushi,
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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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_sushiComponents = null;
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}
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}
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}
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