115 lines
4.2 KiB
C#
115 lines
4.2 KiB
C#
using PrecastConcretePlantContracts.BindingModels;
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using PrecastConcretePlantContracts.ViewModels;
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using PrecastConcretePlantDataModels;
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using System.ComponentModel.DataAnnotations.Schema;
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using System.ComponentModel.DataAnnotations;
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using PrecastConcretePlantDataModels.Models;
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namespace PrecastConcretePlantDatabaseImplement
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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 Address { get; private set; } = string.Empty;
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[Required]
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public int MaxCountReinforceds { get; private set; }
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public DateTime DateOpening { get; private set; }
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private Dictionary<int, (IReinforcedModel, int)>? _cachedReinforceds = null;
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[NotMapped]
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public Dictionary<int, (IReinforcedModel, int)> Reinforceds
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{
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get
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{
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if (_cachedReinforceds == null)
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{
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using var context = new PrecastConcretePlantDatabase();
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_cachedReinforceds = ShopReinforceds
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.ToDictionary(x => x.ReinforcedId, x => (context.Reinforceds
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.FirstOrDefault(y => y.Id == x.ReinforcedId)! as IReinforcedModel, x.Count));
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}
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return _cachedReinforceds;
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}
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}
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public int Id { get; private set; }
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[ForeignKey("ShopId")]
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public virtual List<ShopReinforced> ShopReinforceds { get; set; } = new();
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public static Shop? Create(PrecastConcretePlantDatabase 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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Address = model.Address,
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DateOpening = model.DateOpening,
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MaxCountReinforceds = model.MaxCountReinforceds,
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ShopReinforceds = model.Reinforceds.Select(x => new ShopReinforced
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{
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Reinforced = context.Reinforceds.FirstOrDefault(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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Address = model.Address;
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DateOpening = model.DateOpening;
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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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Address = Address,
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Reinforceds = Reinforceds,
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DateOpening = DateOpening,
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MaxCountReinforceds = MaxCountReinforceds,
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};
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public void UpdateReinforceds(PrecastConcretePlantDatabase context, ShopBindingModel model)
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{
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var shopReinforceds = context.ShopReinforceds
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.Where(rec => rec.ShopId == model.Id)
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.ToList();
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// удалили те, которых нет в модели
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if (shopReinforceds != null && shopReinforceds.Count > 0)
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{
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context.ShopReinforceds
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.RemoveRange(shopReinforceds
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.Where(rec => !model.Reinforceds
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.ContainsKey(rec.ReinforcedId)));
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// обновили количество у существующих записей
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foreach (var updateReinforced in shopReinforceds.Where(x => model.Reinforceds.ContainsKey(x.ReinforcedId)))
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{
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updateReinforced.Count = model.Reinforceds[updateReinforced.ReinforcedId].Item2;
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model.Reinforceds.Remove(updateReinforced.ReinforcedId);
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}
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}
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var shop = context.Shops.First(x => x.Id == model.Id);
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shop.ShopReinforceds.AddRange(model.Reinforceds.Select(x => new ShopReinforced
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{
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Reinforced = context.Reinforceds.First(y => y.Id == x.Key),
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Count = x.Value.Item2,
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}).Except(shopReinforceds ?? new()));
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context.SaveChanges();
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_cachedReinforceds = null;
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}
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}
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}
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