diff --git a/ComputerShopProvider/ComputerShopDatabaseImplement/ComputerShopDatabase.cs b/ComputerShopProvider/ComputerShopDatabaseImplement/ComputerShopDatabase.cs new file mode 100644 index 0000000..eda5983 --- /dev/null +++ b/ComputerShopProvider/ComputerShopDatabaseImplement/ComputerShopDatabase.cs @@ -0,0 +1,27 @@ +using ComputerShopDatabaseImplement.Models; +using Microsoft.EntityFrameworkCore; +using System; +using System.Collections; +using System.Collections.Generic; +using System.Linq; +using System.Text; +using System.Threading.Tasks; + +namespace ComputerShopDatabaseImplement +{ + internal class ComputerShopDatabase : DbContext + { + protected override void OnConfiguring(DbContextOptionsBuilder optionsBuilder) + { + if (optionsBuilder.IsConfigured == false) + { + optionsBuilder.UseSqlServer(@"Data Source=DESKTOP-IRUVF5S\SQLEXPRESS;Initial Catalog=ComputerShopDatabaseFull;Integrated Security=True;MultipleActiveResultSets=True;;TrustServerCertificate=True"); + } + base.OnConfiguring(optionsBuilder); + } + public virtual DbSet Components { set; get; } + public virtual DbSet Assemblies { set; get; } + public virtual DbSet AssemblyComponents { set; get; } + public virtual DbSet Purchases { set; get; } + } +} diff --git a/ComputerShopProvider/ComputerShopDatabaseImplement/ComputerShopDatabaseImplement.csproj b/ComputerShopProvider/ComputerShopDatabaseImplement/ComputerShopDatabaseImplement.csproj index c0dfb24..e970af9 100644 --- a/ComputerShopProvider/ComputerShopDatabaseImplement/ComputerShopDatabaseImplement.csproj +++ b/ComputerShopProvider/ComputerShopDatabaseImplement/ComputerShopDatabaseImplement.csproj @@ -17,4 +17,9 @@ + + + + + diff --git a/ComputerShopProvider/ComputerShopDatabaseImplement/Implements/AssemblyStorage.cs b/ComputerShopProvider/ComputerShopDatabaseImplement/Implements/AssemblyStorage.cs new file mode 100644 index 0000000..5bf0647 --- /dev/null +++ b/ComputerShopProvider/ComputerShopDatabaseImplement/Implements/AssemblyStorage.cs @@ -0,0 +1,111 @@ +using ComputerShopContracts.BindingModels; +using ComputerShopContracts.SearchModels; +using ComputerShopContracts.StorageContracts; +using ComputerShopContracts.ViewModels; +using ComputerShopDatabaseImplement.Models; +using Microsoft.EntityFrameworkCore; +using System; +using System.Collections; +using System.Collections.Generic; +using System.Linq; +using System.Text; +using System.Threading.Tasks; + +namespace ComputerShopDatabaseImplement.Implements +{ + internal class AssemblyStorage : IAssemblyStorage + { + public List GetFullList() + { + using var context = new ComputerShopDatabase(); + return context.Assemblies + .Include(x => x.Components) + .ThenInclude(x => x.Component) + .ToList() + .Select(x => x.GetViewModel) + .ToList(); + } + public List GetFilteredList(AssemblySearchModel model) + { + if (string.IsNullOrEmpty(model.AssemblyName)) + { + return new(); + } + using var context = new ComputerShopDatabase(); + return context.Assemblies + .Include(x => x.Components) + .ThenInclude(x => x.Component) + .Where(x => x.AssemblyName.Contains(model.AssemblyName)) + .ToList() + .Select(x => x.GetViewModel) + .ToList(); + } + public AssemblyViewModel? GetElement(AssemblySearchModel model) + { + if (string.IsNullOrEmpty(model.AssemblyName) && + !model.Id.HasValue) + { + return null; + } + using var context = new ComputerShopDatabase(); + return context.Assemblies + .Include(x => x.Components) + .ThenInclude(x => x.Component) + .FirstOrDefault(x => (!string.IsNullOrEmpty(model.AssemblyName) && + x.AssemblyName == model.AssemblyName) || + (model.Id.HasValue && x.Id == + model.Id)) + ?.GetViewModel; + } + public AssemblyViewModel? Insert(AssemblyBindingModel model) + { + using var context = new ComputerShopDatabase(); + var newProduct = Assembly.Create(context, model); + if (newProduct == null) + { + return null; + } + context.Assemblies.Add(newProduct); + context.SaveChanges(); + return newProduct.GetViewModel; + } + public AssemblyViewModel? Update(AssemblyBindingModel model) + { + using var context = new ComputerShopDatabase(); + using var transaction = context.Database.BeginTransaction(); + try + { + var product = context.Assemblies.FirstOrDefault(rec => + rec.Id == model.Id); + if (product == null) + { + return null; + } + product.Update(model); + context.SaveChanges(); + product.UpdateComponents(context, model); + transaction.Commit(); + return product.GetViewModel; + } + catch + { + transaction.Rollback(); + throw; + } + } + public AssemblyViewModel? Delete(AssemblyBindingModel model) + { + using var context = new ComputerShopDatabase(); + var element = context.Assemblies + .Include(x => x.Components) + .FirstOrDefault(rec => rec.Id == model.Id); + if (element != null) + { + context.Assemblies.Remove(element); + context.SaveChanges(); + return element.GetViewModel; + } + return null; + } + } +} diff --git a/ComputerShopProvider/ComputerShopDatabaseImplement/Implements/ComponentStorage.cs b/ComputerShopProvider/ComputerShopDatabaseImplement/Implements/ComponentStorage.cs new file mode 100644 index 0000000..df8d57d --- /dev/null +++ b/ComputerShopProvider/ComputerShopDatabaseImplement/Implements/ComponentStorage.cs @@ -0,0 +1,89 @@ +using ComputerShopContracts.BindingModels; +using ComputerShopContracts.SearchModels; +using ComputerShopContracts.StorageContracts; +using ComputerShopContracts.ViewModels; +using ComputerShopDatabaseImplement.Models; +using System; +using System.Collections.Generic; +using System.Linq; +using System.Text; +using System.Threading.Tasks; + +namespace ComputerShopDatabaseImplement.Implements +{ + internal class ComponentStorage : IComponentStorage + { + public List GetFullList() + { + using var context = new ComputerShopDatabase(); + return context.Components + .Select(x => x.GetViewModel) + .ToList(); + } + public List GetFilteredList(ComponentSearchModel + model) + { + if (string.IsNullOrEmpty(model.ComponentName)) + { + return new(); + } + using var context = new ComputerShopDatabase(); + return context.Components + .Where(x => x.ComponentName.Contains(model.ComponentName)) + .Select(x => x.GetViewModel) + .ToList(); + } + public ComponentViewModel? GetElement(ComponentSearchModel model) + { + if (string.IsNullOrEmpty(model.ComponentName) && !model.Id.HasValue) + { + return null; + } + using var context = new ComputerShopDatabase(); + return context.Components + .FirstOrDefault(x => + (!string.IsNullOrEmpty(model.ComponentName) && x.ComponentName == + model.ComponentName) || + (model.Id.HasValue && x.Id == model.Id)) + ?.GetViewModel; + } + public ComponentViewModel? Insert(ComponentBindingModel model) + { + var newComponent = Component.Create(model); + if (newComponent == null) + { + return null; + } + using var context = new ComputerShopDatabase(); + context.Components.Add(newComponent); + context.SaveChanges(); + return newComponent.GetViewModel; + } + public ComponentViewModel? Update(ComponentBindingModel model) + { + using var context = new ComputerShopDatabase(); + var component = context.Components.FirstOrDefault(x => x.Id == + model.Id); + if (component == null) + { + return null; + } + component.Update(model); + context.SaveChanges(); + return component.GetViewModel; + } + public ComponentViewModel? Delete(ComponentBindingModel model) + { + using var context = new ComputerShopDatabase(); + var element = context.Components.FirstOrDefault(rec => rec.Id == + model.Id); + if (element != null) + { + context.Components.Remove(element); + context.SaveChanges(); + return element.GetViewModel; + } + return null; + } + } +} diff --git a/ComputerShopProvider/ComputerShopDatabaseImplement/Implements/PurchaseStorage.cs b/ComputerShopProvider/ComputerShopDatabaseImplement/Implements/PurchaseStorage.cs new file mode 100644 index 0000000..4846077 --- /dev/null +++ b/ComputerShopProvider/ComputerShopDatabaseImplement/Implements/PurchaseStorage.cs @@ -0,0 +1,85 @@ +using ComputerShopContracts.BindingModels; +using ComputerShopContracts.SearchModels; +using ComputerShopContracts.StorageContracts; +using ComputerShopContracts.ViewModels; +using ComputerShopDatabaseImplement.Models; +using Microsoft.EntityFrameworkCore; +using System; +using System.Collections.Generic; +using System.Linq; +using System.Text; +using System.Threading.Tasks; + +namespace ComputerShopDatabaseImplement.Implements +{ + internal class PurchaseStorage : IPurchaseStorage + { + public PurchaseViewModel? GetElement(PurchaseSearchModel model) + { + if (!model.Id.HasValue) + { + return null; + } + using var context = new ComputerShopDatabase(); + return context.Purchases.Include(x => x.Component).FirstOrDefault(x => (model.Id.HasValue && x.Id == model.Id))?.GetViewModel; + } + + public List GetFilteredList(PurchaseSearchModel model) + { + if (!model.Id.HasValue) + { + return new(); + } + using var context = new ComputerShopDatabase(); + return context.Purchases + .Where(x => x.Id == model.Id) + .Include(x => x.Component) + .Select(x => x.GetViewModel) + .ToList(); + } + + public List GetFullList() + { + using var context = new ComputerShopDatabase(); + return context.Purchases.Include(x => x.Component).Select(x => x.GetViewModel).ToList(); + } + + public PurchaseViewModel? Insert(PurchaseBindingModel model) + { + var newOrder = Purchase.Create(model); + if (newOrder == null) + { + return null; + } + using var context = new ComputerShopDatabase(); + context.Purchases.Add(newOrder); + context.SaveChanges(); + return context.Purchases.Include(x => x.Component).FirstOrDefault(x => x.Id == newOrder.Id)?.GetViewModel; + } + + public PurchaseViewModel? Update(PurchaseBindingModel model) + { + using var context = new ComputerShopDatabase(); + var order = context.Purchases.FirstOrDefault(x => x.Id == model.Id); + if (order == null) + { + return null; + } + order.Update(model); + context.SaveChanges(); + return context.Purchases.Include(x => x.Component).FirstOrDefault(x => x.Id == model.Id)?.GetViewModel; + } + public PurchaseViewModel? Delete(PurchaseBindingModel model) + { + using var context = new ComputerShopDatabase(); + var element = context.Purchases.FirstOrDefault(rec => rec.Id == model.Id); + if (element != null) + { + context.Purchases.Remove(element); + context.SaveChanges(); + return element.GetViewModel; + } + return null; + } + } +} diff --git a/ComputerShopProvider/ComputerShopDatabaseImplement/Models/Assembly.cs b/ComputerShopProvider/ComputerShopDatabaseImplement/Models/Assembly.cs new file mode 100644 index 0000000..a61628a --- /dev/null +++ b/ComputerShopProvider/ComputerShopDatabaseImplement/Models/Assembly.cs @@ -0,0 +1,100 @@ +using ComputerShopDataModels.Models; +using System; +using System.Collections; +using System.Collections.Generic; +using System.ComponentModel.DataAnnotations.Schema; +using System.ComponentModel.DataAnnotations; +using System.Linq; +using System.Text; +using System.Threading.Tasks; +using ComputerShopContracts.BindingModels; +using ComputerShopContracts.ViewModels; + +namespace ComputerShopDatabaseImplement.Models +{ + internal class Assembly : IAssemblyModel + { + public int Id { get; set; } + [Required] + public string AssemblyName { get; set; } = string.Empty; + [Required] + public double Price { get; set; } + private Dictionary? _assemblyComponents = + null; + [NotMapped] + public Dictionary AssemblyComponents + { + get + { + if (_assemblyComponents == null) + { + _assemblyComponents = Components + .ToDictionary(recPC => recPC.ComponentId, recPC => + (recPC.Component as IComponentModel, recPC.Count)); + } + return _assemblyComponents; + } + } + [ForeignKey("AssemblyId")] + public virtual List Components { get; set; } = new(); + [ForeignKey("AssemblyId")] + public virtual List Purchases { get; set; } = new(); + public static Assembly Create(ComputerShopDatabase context, AssemblyBindingModel model) + { + return new Assembly() + { + Id = model.Id, + AssemblyName = model.AssemblyName, + Price = model.Price, + Components = model.AssemblyComponents.Select(x => new + AssemblyComponent + { + Component = context.Components.First(y => y.Id == x.Key), + Count = x.Value.Item2 + }).ToList() + }; + } + public void Update(AssemblyBindingModel model) + { + AssemblyName = model.AssemblyName; + Price = model.Price; + } + public AssemblyViewModel GetViewModel => new() + { + Id = Id, + AssemblyName = AssemblyName, + Price = Price, + AssemblyComponents = AssemblyComponents + }; + public void UpdateComponents(ComputerShopDatabase context, AssemblyBindingModel model) + { + var assemblyComponents = context.AssemblyComponents.Where(rec => + rec.Id == model.Id).ToList(); + if (assemblyComponents != null && assemblyComponents.Count > 0) + { // удалили те, которых нет в модели + context.AssemblyComponents.RemoveRange(assemblyComponents.Where(rec + => !model.AssemblyComponents.ContainsKey(rec.ComponentId))); + context.SaveChanges(); + // обновили количество у существующих записей + foreach (var updateComponent in assemblyComponents) + { + updateComponent.Count = model.AssemblyComponents[updateComponent.ComponentId].Item2; + model.AssemblyComponents.Remove(updateComponent.ComponentId); + } + context.SaveChanges(); + } + var assembly = context.Assemblies.First(x => x.Id == Id); + foreach (var pc in model.AssemblyComponents) + { + context.AssemblyComponents.Add(new AssemblyComponent + { + Assembly = assembly, + Component = context.Components.First(x => x.Id == pc.Key), + Count = pc.Value.Item2 + }); + context.SaveChanges(); + } + _assemblyComponents = null; + } + } +} diff --git a/ComputerShopProvider/ComputerShopDatabaseImplement/Models/AssemblyComponent.cs b/ComputerShopProvider/ComputerShopDatabaseImplement/Models/AssemblyComponent.cs new file mode 100644 index 0000000..bbdf66a --- /dev/null +++ b/ComputerShopProvider/ComputerShopDatabaseImplement/Models/AssemblyComponent.cs @@ -0,0 +1,23 @@ +using System; +using System.Collections; +using System.Collections.Generic; +using System.ComponentModel.DataAnnotations; +using System.Linq; +using System.Text; +using System.Threading.Tasks; + +namespace ComputerShopDatabaseImplement.Models +{ + internal class AssemblyComponent + { + public int Id { get; set; } + [Required] + public int AssemblyId { get; set; } + [Required] + public int ComponentId { get; set; } + [Required] + public int Count { get; set; } + public virtual Component Component { get; set; } = new(); + public virtual Assembly Assembly { get; set; } = new(); + } +} diff --git a/ComputerShopProvider/ComputerShopDatabaseImplement/Models/Component.cs b/ComputerShopProvider/ComputerShopDatabaseImplement/Models/Component.cs new file mode 100644 index 0000000..f0b8cde --- /dev/null +++ b/ComputerShopProvider/ComputerShopDatabaseImplement/Models/Component.cs @@ -0,0 +1,62 @@ +using ComputerShopContracts.BindingModels; +using ComputerShopContracts.ViewModels; +using ComputerShopDataModels.Models; +using System; +using System.Collections.Generic; +using System.ComponentModel.DataAnnotations.Schema; +using System.ComponentModel.DataAnnotations; +using System.Linq; +using System.Text; +using System.Threading.Tasks; + +namespace ComputerShopDatabaseImplement.Models +{ + internal class Component : IComponentModel + { + public int Id { get; private set; } + [Required] + public string ComponentName { get; private set; } = string.Empty; + [Required] + public double Cost { get; set; } + [ForeignKey("ComponentId")] + public virtual List AssemblyComponents { get; set; } = + new(); + public static Component? Create(ComponentBindingModel model) + { + if (model == null) + { + return null; + } + return new Component() + { + Id = model.Id, + ComponentName = model.ComponentName, + Cost = model.Cost + }; + } + public static Component Create(ComponentViewModel model) + { + return new Component + { + Id = model.Id, + ComponentName = model.ComponentName, + Cost = model.Cost + }; + } + public void Update(ComponentBindingModel model) + { + if (model == null) + { + return; + } + ComponentName = model.ComponentName; + Cost = model.Cost; + } + public ComponentViewModel GetViewModel => new() + { + Id = Id, + ComponentName = ComponentName, + Cost = Cost + }; + } +} diff --git a/ComputerShopProvider/ComputerShopDatabaseImplement/Models/Purchase.cs b/ComputerShopProvider/ComputerShopDatabaseImplement/Models/Purchase.cs new file mode 100644 index 0000000..ee66393 --- /dev/null +++ b/ComputerShopProvider/ComputerShopDatabaseImplement/Models/Purchase.cs @@ -0,0 +1,74 @@ +using ComputerShopContracts.BindingModels; +using ComputerShopContracts.ViewModels; +using ComputerShopDataModels.Enums; +using ComputerShopDataModels.Models; +using System; +using System.Collections; +using System.Collections.Generic; +using System.ComponentModel.DataAnnotations; +using System.Linq; +using System.Text; +using System.Threading.Tasks; + +namespace ComputerShopDatabaseImplement.Models +{ + internal class Purchase : IPurchaseModel + { + public string ComponentName { get; private set; } = String.Empty; + public int Id { get; private set; } + [Required] + public int ComponentId { get; private set; } + [Required] + public int Count { get; private set; } + [Required] + public double Sum { get; private set; } + [Required] + public PurchaseStatus Status { get; private set; } = PurchaseStatus.Неизвестен; + [Required] + public DateTime DateCreate { get; private set; } = DateTime.Now; + + public DateTime? DateImplement { get; private set; } + public virtual Component Component { get; set; } + + public static Purchase? Create(PurchaseBindingModel? model) + { + if (model == null) + { + return null; + } + return new Purchase + { + ComponentId = model.ComponentId, + ComponentName = model.ComponentName, + Count = model.Count, + Sum = model.Sum, + Status = model.Status, + DateCreate = model.DateCreate, + DateImplement = model.DateImplement, + Id = model.Id, + }; + } + + public void Update(PurchaseBindingModel? model) + { + if (model == null) + { + return; + } + Status = model.Status; + DateImplement = model.DateImplement; + } + + public PurchaseViewModel GetViewModel => new() + { + ComponentId = ComponentId, + Count = Count, + Sum = Sum, + DateCreate = DateCreate, + DateImplement = DateImplement, + Id = Id, + Status = Status, + ComponentName = ComponentName + }; + } +}