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PIbd-21 Afanasev S.S. LabWork03_Hard #13

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Stepan wants to merge 5 commits from Lab3_Hard into Lab2_Hard
pull from: Lab3_Hard
merge into: Stepan:Lab2_Hard
Conversation 0 Commits 5 Files Changed 18 +536 -3
8 changed files with 536 additions and 3 deletions
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Showing only changes of commit 0c349d3e61 - Show all commits

2
MotorPlant/MotorPlantDatabaseImplement/Engine.cs
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@ -33,6 +33,8 @@ namespace MotorPlantDatabaseImplement.Models
public virtual List<EngineComponent> Components { get; set; } = new();
[ForeignKey("EngineId")]
public virtual List<Order> Orders { get; set; } = new();
[ForeignKey("EngineId")]
public virtual List<ShopEngines> ShopEngines { get; set; } = new();
public static Engine Create(MotorPlantDataBase context,
EngineBindingModel model)
{

81
MotorPlant/MotorPlantDatabaseImplement/Migrations/20240308215333_InitialCreate.Designer.cs → MotorPlant/MotorPlantDatabaseImplement/Migrations/20240502092321_Initial-Create.Designer.cs generated
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@ -12,7 +12,7 @@ using MotorPlantDatabaseImplement;
namespace MotorPlantDatabaseImplement.Migrations
{
[DbContext(typeof(MotorPlantDataBase))]
[Migration("20240308215333_InitialCreate")]
[Migration("20240502092321_Initial-Create")]
partial class InitialCreate
{
/// <inheritdoc />
@ -124,6 +124,59 @@ namespace MotorPlantDatabaseImplement.Migrations
b.ToTable("Orders");
});
modelBuilder.Entity("MotorPlantDatabaseImplement.Models.Shop", b =>
{
b.Property<int>("Id")
.ValueGeneratedOnAdd()
.HasColumnType("int");
SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
b.Property<string>("Adress")
.IsRequired()
.HasColumnType("nvarchar(max)");
b.Property<int>("EngineMaxCount")
.HasColumnType("int");
b.Property<DateTime>("OpeningDate")
.HasColumnType("datetime2");
b.Property<string>("ShopName")
.IsRequired()
.HasColumnType("nvarchar(max)");
b.HasKey("Id");
b.ToTable("Shops");
});
modelBuilder.Entity("MotorPlantDatabaseImplement.Models.ShopEngines", b =>
{
b.Property<int>("Id")
.ValueGeneratedOnAdd()
.HasColumnType("int");
SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
b.Property<int>("Count")
.HasColumnType("int");
b.Property<int>("EngineId")
.HasColumnType("int");
b.Property<int>("ShopId")
.HasColumnType("int");
b.HasKey("Id");
b.HasIndex("EngineId");
b.HasIndex("ShopId");
b.ToTable("ShopEngines");
});
modelBuilder.Entity("MotorPlantDatabaseImplement.Models.EngineComponent", b =>
{
b.HasOne("MotorPlantDatabaseImplement.Models.Component", "Component")
@ -152,6 +205,25 @@ namespace MotorPlantDatabaseImplement.Migrations
.IsRequired();
});
modelBuilder.Entity("MotorPlantDatabaseImplement.Models.ShopEngines", b =>
{
b.HasOne("MotorPlantDatabaseImplement.Models.Engine", "Engine")
.WithMany("ShopEngines")
.HasForeignKey("EngineId")
.OnDelete(DeleteBehavior.Cascade)
.IsRequired();
b.HasOne("MotorPlantDatabaseImplement.Models.Shop", "Shop")
.WithMany("Engines")
.HasForeignKey("ShopId")
.OnDelete(DeleteBehavior.Cascade)
.IsRequired();
b.Navigation("Engine");
b.Navigation("Shop");
});
modelBuilder.Entity("MotorPlantDatabaseImplement.Models.Component", b =>
{
b.Navigation("EngineComponents");
@ -162,6 +234,13 @@ namespace MotorPlantDatabaseImplement.Migrations
b.Navigation("Components");
b.Navigation("Orders");
b.Navigation("ShopEngines");
});
modelBuilder.Entity("MotorPlantDatabaseImplement.Models.Shop", b =>
{
b.Navigation("Engines");
});
#pragma warning restore 612, 618
}

59
MotorPlant/MotorPlantDatabaseImplement/Migrations/20240308215333_InitialCreate.cs → MotorPlant/MotorPlantDatabaseImplement/Migrations/20240502092321_Initial-Create.cs
View File

@ -39,6 +39,22 @@ namespace MotorPlantDatabaseImplement.Migrations
table.PrimaryKey("PK_Engines", x => x.Id);
});
migrationBuilder.CreateTable(
name: "Shops",
columns: table => new
{
Id = table.Column<int>(type: "int", nullable: false)
.Annotation("SqlServer:Identity", "1, 1"),
ShopName = table.Column<string>(type: "nvarchar(max)", nullable: false),
Adress = table.Column<string>(type: "nvarchar(max)", nullable: false),
OpeningDate = table.Column<DateTime>(type: "datetime2", nullable: false),
EngineMaxCount = table.Column<int>(type: "int", nullable: false)
},
constraints: table =>
{
table.PrimaryKey("PK_Shops", x => x.Id);
});
migrationBuilder.CreateTable(
name: "EngineComponents",
columns: table => new
@ -90,6 +106,33 @@ namespace MotorPlantDatabaseImplement.Migrations
onDelete: ReferentialAction.Cascade);
});
migrationBuilder.CreateTable(
name: "ShopEngines",
columns: table => new
{
Id = table.Column<int>(type: "int", nullable: false)
.Annotation("SqlServer:Identity", "1, 1"),
EngineId = table.Column<int>(type: "int", nullable: false),
ShopId = table.Column<int>(type: "int", nullable: false),
Count = table.Column<int>(type: "int", nullable: false)
},
constraints: table =>
{
table.PrimaryKey("PK_ShopEngines", x => x.Id);
table.ForeignKey(
name: "FK_ShopEngines_Engines_EngineId",
column: x => x.EngineId,
principalTable: "Engines",
principalColumn: "Id",
onDelete: ReferentialAction.Cascade);
table.ForeignKey(
name: "FK_ShopEngines_Shops_ShopId",
column: x => x.ShopId,
principalTable: "Shops",
principalColumn: "Id",
onDelete: ReferentialAction.Cascade);
});
migrationBuilder.CreateIndex(
name: "IX_EngineComponents_ComponentId",
table: "EngineComponents",
@ -104,6 +147,16 @@ namespace MotorPlantDatabaseImplement.Migrations
name: "IX_Orders_EngineId",
table: "Orders",
column: "EngineId");
migrationBuilder.CreateIndex(
name: "IX_ShopEngines_EngineId",
table: "ShopEngines",
column: "EngineId");
migrationBuilder.CreateIndex(
name: "IX_ShopEngines_ShopId",
table: "ShopEngines",
column: "ShopId");
}
/// <inheritdoc />
@ -115,11 +168,17 @@ namespace MotorPlantDatabaseImplement.Migrations
migrationBuilder.DropTable(
name: "Orders");
migrationBuilder.DropTable(
name: "ShopEngines");
migrationBuilder.DropTable(
name: "Components");
migrationBuilder.DropTable(
name: "Engines");
migrationBuilder.DropTable(
name: "Shops");
}
}
}

79
MotorPlant/MotorPlantDatabaseImplement/Migrations/MotorPlantDataBaseModelSnapshot.cs
View File

@ -121,6 +121,59 @@ namespace MotorPlantDatabaseImplement.Migrations
b.ToTable("Orders");
});
modelBuilder.Entity("MotorPlantDatabaseImplement.Models.Shop", b =>
{
b.Property<int>("Id")
.ValueGeneratedOnAdd()
.HasColumnType("int");
SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
b.Property<string>("Adress")
.IsRequired()
.HasColumnType("nvarchar(max)");
b.Property<int>("EngineMaxCount")
.HasColumnType("int");
b.Property<DateTime>("OpeningDate")
.HasColumnType("datetime2");
b.Property<string>("ShopName")
.IsRequired()
.HasColumnType("nvarchar(max)");
b.HasKey("Id");
b.ToTable("Shops");
});
modelBuilder.Entity("MotorPlantDatabaseImplement.Models.ShopEngines", b =>
{
b.Property<int>("Id")
.ValueGeneratedOnAdd()
.HasColumnType("int");
SqlServerPropertyBuilderExtensions.UseIdentityColumn(b.Property<int>("Id"));
b.Property<int>("Count")
.HasColumnType("int");
b.Property<int>("EngineId")
.HasColumnType("int");
b.Property<int>("ShopId")
.HasColumnType("int");
b.HasKey("Id");
b.HasIndex("EngineId");
b.HasIndex("ShopId");
b.ToTable("ShopEngines");
});
modelBuilder.Entity("MotorPlantDatabaseImplement.Models.EngineComponent", b =>
{
b.HasOne("MotorPlantDatabaseImplement.Models.Component", "Component")
@ -149,6 +202,25 @@ namespace MotorPlantDatabaseImplement.Migrations
.IsRequired();
});
modelBuilder.Entity("MotorPlantDatabaseImplement.Models.ShopEngines", b =>
{
b.HasOne("MotorPlantDatabaseImplement.Models.Engine", "Engine")
.WithMany("ShopEngines")
.HasForeignKey("EngineId")
.OnDelete(DeleteBehavior.Cascade)
.IsRequired();
b.HasOne("MotorPlantDatabaseImplement.Models.Shop", "Shop")
.WithMany("Engines")
.HasForeignKey("ShopId")
.OnDelete(DeleteBehavior.Cascade)
.IsRequired();
b.Navigation("Engine");
b.Navigation("Shop");
});
modelBuilder.Entity("MotorPlantDatabaseImplement.Models.Component", b =>
{
b.Navigation("EngineComponents");
@ -159,6 +231,13 @@ namespace MotorPlantDatabaseImplement.Migrations
b.Navigation("Components");
b.Navigation("Orders");
b.Navigation("ShopEngines");
});
modelBuilder.Entity("MotorPlantDatabaseImplement.Models.Shop", b =>
{
b.Navigation("Engines");
});
#pragma warning restore 612, 618
}

5
MotorPlant/MotorPlantDatabaseImplement/MotorPlantDataBase.cs
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@ -16,7 +16,7 @@ optionsBuilder)
{
if (optionsBuilder.IsConfigured == false)
{
optionsBuilder.UseSqlServer(@"Data Source=DESKTOP-ETBGTEE;Initial Catalog=MotorPlantDatabase;Integrated Security=True;MultipleActiveResultSets=True;;TrustServerCertificate=True");
optionsBuilder.UseSqlServer(@"Data Source=DESKTOP-ETBGTEE;Initial Catalog=MotorPlantHardDatabase;Integrated Security=True;MultipleActiveResultSets=True;;TrustServerCertificate=True");
}
base.OnConfiguring(optionsBuilder);
}
@ -24,6 +24,7 @@ optionsBuilder)
public virtual DbSet<Engine> Engines { set; get; }
public virtual DbSet<EngineComponent> EngineComponents { set; get; }
public virtual DbSet<Order> Orders { set; get; }
public virtual DbSet<Shop> Shops { get; set; }
public virtual DbSet<ShopEngines> ShopEngines { get; set; }
}
}

107
MotorPlant/MotorPlantDatabaseImplement/Shop.cs Normal file
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@ -0,0 +1,107 @@
using MotorPlantContracts.BindingModels;
using MotorPlantContracts.ViewModels;
using MotorPlantDataModels.Models;
using System.ComponentModel.DataAnnotations.Schema;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace MotorPlantDatabaseImplement.Models
{
public class Shop : IShopModel
{
public int Id { get; set; }
public string ShopName { get; set; } = string.Empty;
public string Adress { get; set; } = string.Empty;
public DateTime OpeningDate { get; set; }
public int EngineMaxCount { get; set; }
private Dictionary<int, (IEngineModel, int)>? _shopEngines = null;
public Dictionary<int, (IEngineModel, int)> ShopEngines
{
get
{
if (_shopEngines == null)
{
if (_shopEngines == null)
{
_shopEngines = Engines
.ToDictionary(recSP => recSP.EngineId, recSP => (recSP.Engine as IEngineModel, recSP.Count));
}
return _shopEngines;
}
return _shopEngines;
}
}
[ForeignKey("ShopId")]
public List<ShopEngines> Engines { get; set; } = new();
public static Shop Create(MotorPlantDataBase context, ShopBindingModel model)
{
return new Shop()
{
Id = model.Id,
ShopName = model.ShopName,
Adress = model.Adress,
OpeningDate = model.OpeningDate,
Engines = model.ShopEngines.Select(x => new ShopEngines
{
Engine = context.Engines.First(y => y.Id == x.Key),
Count = x.Value.Item2
}).ToList(),
EngineMaxCount = model.EngineMaxCount
};
}
public void Update(ShopBindingModel model)
{
ShopName = model.ShopName;
Adress = model.Adress;
OpeningDate = model.OpeningDate;
EngineMaxCount = model.EngineMaxCount;
}
public ShopViewModel GetViewModel => new()
{
Id = Id,
ShopName = ShopName,
Adress = Adress,
OpeningDate = OpeningDate,
ShopEngines = ShopEngines,
EngineMaxCount = EngineMaxCount
};
public void UpdateEngines(MotorPlantDataBase context, ShopBindingModel model)
{
var ShopEngines = context.ShopEngines.Where(rec => rec.ShopId == model.Id).ToList();
if (ShopEngines != null && ShopEngines.Count > 0)
{
context.ShopEngines.RemoveRange(ShopEngines.Where(rec => !model.ShopEngines.ContainsKey(rec.EngineId)));
context.SaveChanges();
ShopEngines = context.ShopEngines.Where(rec => rec.ShopId == model.Id).ToList();
foreach (var updateEngine in ShopEngines)
{
updateEngine.Count = model.ShopEngines[updateEngine.EngineId].Item2;
model.ShopEngines.Remove(updateEngine.EngineId);
}
context.SaveChanges();
}
var shop = context.Shops.First(x => x.Id == Id);
foreach (var ar in model.ShopEngines)
{
context.ShopEngines.Add(new ShopEngines
{
Shop = shop,
Engine = context.Engines.First(x => x.Id == ar.Key),
Count = ar.Value.Item2
});
context.SaveChanges();
}
_shopEngines = null;
}
public void EnginesDictionatyUpdate(MotorPlantDataBase context)
{
UpdateEngines(context, new ShopBindingModel
{
Id = Id,
ShopEngines = ShopEngines,
});
}
}
}

24
MotorPlant/MotorPlantDatabaseImplement/ShopEngines.cs Normal file
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@ -0,0 +1,24 @@
using MotorPlantDatabaseImplement.Models;
using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations;
using System.Diagnostics;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace MotorPlantDatabaseImplement.Models
{
public class ShopEngines
{
public int Id { get; set; }
[Required]
public int EngineId { get; set; }
[Required]
public int ShopId { get; set; }
[Required]
public int Count { get; set; }
public virtual Shop Shop { get; set; } = new();
public virtual Engine Engine { get; set; } = new();
}
}

182
MotorPlant/MotorPlantDatabaseImplement/ShopStorage.cs Normal file
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@ -0,0 +1,182 @@
using Microsoft.EntityFrameworkCore;
using MotorPlantContracts.BindingModels;
using MotorPlantContracts.SearchModels;
using MotorPlantContracts.StoragesContracts;
using MotorPlantContracts.ViewModels;
using MotorPlantDatabaseImplement.Models;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace MotorPlantDatabaseImplement.Implements
{
public class ShopStorage : IShopStorage
{
public List<ShopViewModel> GetFullList()
{
using var context = new MotorPlantDataBase();
return context.Shops.Include(x => x.Engines).ThenInclude(x => x.Engine).ToList().
Select(x => x.GetViewModel).ToList();
}
public List<ShopViewModel> GetFilteredList(ShopSearchModel model)
{
if (string.IsNullOrEmpty(model.ShopName))
{
return new();
}
using var context = new MotorPlantDataBase();
return context.Shops.Include(x => x.Engines).ThenInclude(x => x.Engine).Where(x => x.ShopName.Contains(model.ShopName)).
ToList().Select(x => x.GetViewModel).ToList();
}
public ShopViewModel? GetElement(ShopSearchModel model)
{
if (string.IsNullOrEmpty(model.ShopName) && !model.Id.HasValue)
{
return new();
}
using var context = new MotorPlantDataBase();
return context.Shops.Include(x => x.Engines).ThenInclude(x => x.Engine)
.FirstOrDefault(x =>
(!string.IsNullOrEmpty(model.ShopName) && x.ShopName == model.ShopName) ||
(model.Id.HasValue && x.Id == model.Id))?.GetViewModel;
}
public ShopViewModel? Insert(ShopBindingModel model)
{
using var context = new MotorPlantDataBase();
var newShop = Shop.Create(context, model);
if (newShop == null)
{
return null;
}
context.Shops.Add(newShop);
context.SaveChanges();
return newShop.GetViewModel;
}
public ShopViewModel? Update(ShopBindingModel model)
{
using var context = new MotorPlantDataBase();
using var transaction = context.Database.BeginTransaction();
try
{
var shop = context.Shops.FirstOrDefault(x => x.Id == model.Id);
if (shop == null)
{
return null;
}
shop.Update(model);
context.SaveChanges();
shop.UpdateEngines(context, model);
transaction.Commit();
return shop.GetViewModel;
}
catch
{
transaction.Rollback();
throw;
}
}
public ShopViewModel? Delete(ShopBindingModel model)
{
using var context = new MotorPlantDataBase();
var shop = context.Shops.Include(x => x.Engines).FirstOrDefault(x => x.Id == model.Id);
if (shop != null)
{
context.Shops.Remove(shop);
context.SaveChanges();
return shop.GetViewModel;
}
return null;
}
public bool RestockingShops(SupplyBindingModel model)
{
using var context = new MotorPlantDataBase();
var transaction = context.Database.BeginTransaction();
var Shops = context.Shops.Include(x => x.Engines).ThenInclude(x => x.Engine).ToList().
Where(x => x.EngineMaxCount > x.ShopEngines.Select(x => x.Value.Item2).Sum()).ToList();
if (model == null)
{
return false;
}
try
{
foreach (Shop shop in Shops)
{
int difference = shop.EngineMaxCount - shop.ShopEngines.Select(x => x.Value.Item2).Sum();
int refill = Math.Min(difference, model.Count);
model.Count -= refill;
if (shop.ShopEngines.ContainsKey(model.EngineId))
{
var datePair = shop.ShopEngines[model.EngineId];
datePair.Item2 += refill;
shop.ShopEngines[model.EngineId] = datePair;
}
else
{
var Engine = context.Engines.First(x => x.Id == model.EngineId);
shop.ShopEngines.Add(model.EngineId, (Engine, refill));
}
shop.EnginesDictionatyUpdate(context);
if (model.Count == 0)
{
transaction.Commit();
return true;
}
}
transaction.Rollback();
return false;
}
catch
{
transaction.Rollback();
throw;
}
}
public bool Sale(SupplySearchModel model)
{
using var context = new MotorPlantDataBase();
var transaction = context.Database.BeginTransaction();
try
{
var shops = context.Shops.Include(x => x.Engines).ThenInclude(x => x.Engine).ToList().
Where(x => x.ShopEngines.ContainsKey(model.EngineId.Value)).OrderByDescending(x => x.ShopEngines[model.EngineId.Value].Item2).ToList();
foreach (var shop in shops)
{
int residue = model.Count.Value - shop.ShopEngines[model.EngineId.Value].Item2;
if (residue > 0)
{
shop.ShopEngines.Remove(model.EngineId.Value);
shop.EnginesDictionatyUpdate(context);
context.SaveChanges();
model.Count = residue;
}
else
{
if (residue == 0)
shop.ShopEngines.Remove(model.EngineId.Value);
else
{
var dataPair = shop.ShopEngines[model.EngineId.Value];
dataPair.Item2 = -residue;
shop.ShopEngines[model.EngineId.Value] = dataPair;
}
shop.EnginesDictionatyUpdate(context);
transaction.Commit();
return true;
}
}
transaction.Rollback();
return false;
}
catch
{
transaction.Rollback();
throw;
}
}
}
}