81 lines
2.7 KiB
C#
81 lines
2.7 KiB
C#
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using ComputerHardwareStoreContracts.BindingModels;
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using ComputerHardwareStoreContracts.ViewModels;
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using ComputerHardwareStoreDataModels.Models;
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using Microsoft.EntityFrameworkCore.Metadata.Internal;
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using System.ComponentModel.DataAnnotations;
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using System.ComponentModel.DataAnnotations.Schema;
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using System.Runtime.InteropServices;
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namespace ComputerHardwareStoreDatabaseImplement.Models
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{
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public class Build : IBuildModel
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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 Price { get; set; }
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private Dictionary<int, (IComponentModel, int)>? _buildComponents = null;
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[NotMapped]
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public Dictionary<int, (IComponentModel, int)> BuildComponents
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{
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get
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{
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if (_buildComponents == null)
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{
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_buildComponents = Components
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.ToDictionary(bc => bc.ComponentId, bc =>
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(bc.Component as IComponentModel, bc.Count));
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}
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return _buildComponents;
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}
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}
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[ForeignKey("BuildId")]
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public virtual List<BuildComponent> Components { get; set; } = new();
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[ForeignKey("BuildId")]
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public virtual List<Comment> Comments { get; set; } = new();
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[NotMapped]
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List<ICommentModel> IBuildModel.Comments => Comments.Select(c => c as ICommentModel).ToList();
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public virtual Vendor Vendor { get; private set; } = new();
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IVendorModel IBuildModel.Vendor => Vendor as IVendorModel;
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public static Build? Create(ComputerHardwareStoreDBContext context, BuildBindingModel 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()
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{
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Id = model.Id,
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Name = model.Name,
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Price = model.Price,
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Vendor = context.Vendors.First(v => v.Id == model.Vendor.Id),
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Components = context.Components
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.Where(c => model.BuildComponents.ContainsKey(c.Id))
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.Select(c => new BuildComponent()
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{
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BuildId = model.Id,
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ComponentId = c.Id,
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Component = c,
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Count = model.BuildComponents[c.Id].Item2
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}).ToList()
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};
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}
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public BuildViewModel GetViewModel() => new()
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{
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Id = Id,
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Name = Name,
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Price = Price,
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Vendor = Vendor,
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Comments = Comments.Select(c => c as ICommentModel).ToList(),
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BuildComponents = BuildComponents
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};
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}
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}
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