104 lines
3.7 KiB
C#
104 lines
3.7 KiB
C#
using DressAtelierContracts.BindingModels;
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using DressAtelierContracts.ViewModels;
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using DressAtelierDataModels.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.Security.Cryptography.X509Certificates;
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using System.Text;
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using System.Threading.Tasks;
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namespace DressAtelierDatabaseImplementation.Models
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{
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public class Dress : IDressModel
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{
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public int ID { get; private set; }
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[Required]
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public string DressName { get; private set; } = string.Empty;
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[Required]
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public double Price { get; private set; }
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private Dictionary<int, (IMaterialModel, int)>? _dressMaterials = null;
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[NotMapped]
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public Dictionary<int, (IMaterialModel, int)> DressComponents
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{
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get
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{
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if (_dressMaterials == null)
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{
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_dressMaterials = Materials.ToDictionary(recPC => recPC.MaterialID, recPC =>(recPC.Material as IMaterialModel, recPC.Count));
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}
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return _dressMaterials;
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}
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}
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[ForeignKey("DressID")]
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public virtual List<DressMaterial> Materials { get; set; } = new();
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[ForeignKey("DressID")]
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public virtual List<Order> Orders { get; set; } = new();
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public static Dress Create(DressAtelierDatabase context, DressBindingModel model)
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{
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return new Dress()
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{
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ID = model.ID,
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DressName = model.DressName,
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Price = model.Price,
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Materials = model.DressComponents.Select(x => new DressMaterial
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{
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Material = context.Materials.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(DressBindingModel model)
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{
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DressName = model.DressName;
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Price = model.Price;
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}
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public DressViewModel GetViewModel => new()
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{
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ID = ID,
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DressName = DressName,
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Price = Price,
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DressComponents = DressComponents
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};
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public void UpdateComponents(DressAtelierDatabase context, DressBindingModel model)
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{
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var dressMaterials = context.DressMaterials.Where(rec => rec.DressID == model.ID).ToList();
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if (dressMaterials != null && dressMaterials.Count > 0)
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{ // удалили те, которых нет в модели
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context.DressMaterials.RemoveRange(dressMaterials.Where(rec => !model.DressComponents.ContainsKey(rec.MaterialID)));
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context.SaveChanges();
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// обновили количество у существующих записей
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foreach (var updateComponent in dressMaterials)
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{
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updateComponent.Count = model.DressComponents[updateComponent.MaterialID].Item2;
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model.DressComponents.Remove(updateComponent.MaterialID);
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}
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context.SaveChanges();
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}
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var product = context.Dresses.First(x => x.ID == ID);
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foreach (var pc in model.DressComponents)
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{
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context.DressMaterials.Add(new DressMaterial
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{
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Dress = product,
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Material = context.Materials.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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_dressMaterials = null;
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}
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}
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}
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