111 lines
3.3 KiB
C#
111 lines
3.3 KiB
C#
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using FurnitureAssemblyContracts.BindingModels;
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using FurnitureAssemblyContracts.ViewModels;
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using FurnitureAssemblyDataModels.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.Diagnostics;
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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 FurnitureAssemblyDatabaseImplement.Models
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{
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public class Furniture : IFurnitureModel
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{
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public int Id { get; set; }
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[Required]
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public string Name { get; set; } = string.Empty;
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[Required]
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public double Cost { get; set; }
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[Required]
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public DateTime DateCreate { get; set; } = DateTime.Now;
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[Required]
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public int UserId { get; set; }
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public virtual User User { get; set; }
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public Dictionary<int, (IMaterialModel, int)>? _furnitureMaterials = null;
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[NotMapped]
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public Dictionary<int, (IMaterialModel, int)> FurnitureMaterials
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{
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get
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{
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if (_furnitureMaterials == null)
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{
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_furnitureMaterials = Materials
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.ToDictionary(recPC => recPC.MaterialId, recPC =>
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(recPC.Material as IMaterialModel, recPC.Count));
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}
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return _furnitureMaterials;
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}
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}
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[ForeignKey("FurnitureId")]
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public virtual List<FurnitureMaterial> Materials { get; set; } = new();
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public static Furniture Create(FurnitureAssemblyDatabase context, FurnitureBindingModel model)
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{
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return new Furniture()
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{
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Id = model.Id,
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Name = model.Name,
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Cost = model.Cost,
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UserId = model.UserId,
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DateCreate = model.DateCreate,
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Materials = model.FurnitureMaterials.Select(x => new FurnitureMaterial
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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(FurnitureBindingModel 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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Cost = model.Cost;
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}
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public FurnitureViewModel GetViewModel => new()
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{
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Id = Id,
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Name = Name,
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Cost = Cost,
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UserId = UserId,
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UserName = User.Name,
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DateCreate = DateCreate,
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FurnitureMaterials = FurnitureMaterials
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};
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public void UpdateMaterials(FurnitureAssemblyDatabase context, FurnitureBindingModel model)
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{
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var furnitureMaterials = context.FurnitureMaterials.Where(rec =>
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rec.FurnitureId == model.Id).ToList();
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if (furnitureMaterials != null && furnitureMaterials.Count > 0)
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{ // удалили те, которых нет в модели
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context.FurnitureMaterials.RemoveRange(furnitureMaterials.Where(rec
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=> !model.FurnitureMaterials.ContainsKey(rec.MaterialId)));
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context.SaveChanges();
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// обновили количество у существующих записей
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foreach (var updateMaterial in furnitureMaterials)
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{
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updateMaterial.Count = model.FurnitureMaterials[updateMaterial.MaterialId].Item2;
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model.FurnitureMaterials.Remove(updateMaterial.MaterialId);
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}
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context.SaveChanges();
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}
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var furniture = context.Furnitures.First(x => x.Id == Id);
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foreach (var pc in model.FurnitureMaterials)
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{
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context.FurnitureMaterials.Add(new FurnitureMaterial
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{
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Furniture = furniture,
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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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_furnitureMaterials = null;
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}
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}
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}
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