99 lines
3.6 KiB
C#
99 lines
3.6 KiB
C#
using CarRepairShopContracts.BindingModels;
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using CarRepairShopContracts.ViewModels;
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using CarRepairShopDataModels.Models;
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using System.ComponentModel.DataAnnotations;
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using System.ComponentModel.DataAnnotations.Schema;
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namespace CarRepairShopDatabaseImplement.Models
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{
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public class Repair : IRepairModel
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{
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public int Id { get; set; }
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[Required]
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public string RepairName { 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)>? _repairComponents = null;
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[NotMapped]
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public Dictionary<int, (IComponentModel, int)> RepairComponents
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{
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get
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{
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if (_repairComponents == null)
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{
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_repairComponents = Components
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.ToDictionary(recPC => recPC.ComponentId, recPC => (recPC.Component as IComponentModel, recPC.Count));
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}
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return _repairComponents;
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}
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}
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[ForeignKey("RepairId")]
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public virtual List<RepairComponent> Components { get; set; } = new();
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[ForeignKey("RepairId")]
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public virtual List<Order> Orders { get; set; } = new();
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public static Repair Create(CarRepairShopDatabase context, RepairBindingModel model)
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{
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return new Repair()
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{
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Id = model.Id,
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RepairName = model.RepairName,
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Price = model.Price,
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Components = model.RepairComponents.Select(x => new RepairComponent
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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(RepairBindingModel model)
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{
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RepairName = model.RepairName;
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Price = model.Price;
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}
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public RepairViewModel GetViewModel => new()
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{
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Id = Id,
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RepairName = RepairName,
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Price = Price,
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RepairComponents = RepairComponents
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};
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public void UpdateComponents(CarRepairShopDatabase context, RepairBindingModel model)
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{
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var repairComponents = context.RepairComponents.Where(rec => rec.RepairId == model.Id).ToList();
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if (repairComponents != null && repairComponents.Count > 0)
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{ // удалили те, которых нет в модели
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context.RepairComponents.RemoveRange(repairComponents.Where(rec => !model.RepairComponents.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 repairComponents)
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{
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updateComponent.Count = model.RepairComponents[updateComponent.ComponentId].Item2;
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model.RepairComponents.Remove(updateComponent.ComponentId);
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}
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context.SaveChanges();
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}
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var repair = context.Repairs.First(x => x.Id == Id);
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foreach (var pc in model.RepairComponents)
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{
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context.RepairComponents.Add(new RepairComponent
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{
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Repair = repair,
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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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_repairComponents = null;
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}
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}
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} |