вроде готовая 6 лаба для показа

SushiBar/FormMain.Designer.cs

@@ -53,7 +53,7 @@
             menuStrip1.Items.AddRange(new ToolStripItem[] { ToolStripMenuItemRef, отчетыToolStripMenuItem, клиентыToolStripMenuItem, исполнителиToolStripMenuItem, запускРаботToolStripMenuItem });
             menuStrip1.Location = new Point(0, 0);
             menuStrip1.Name = "menuStrip1";
-            menuStrip1.Size = new Size(1268, 28);
+            menuStrip1.Size = new Size(1316, 28);
             menuStrip1.TabIndex = 0;
             menuStrip1.Text = "menuStrip1";
             // 
@@ -129,6 +129,7 @@
             // 
             // dataGridView
             // 
+            dataGridView.AutoSizeColumnsMode = DataGridViewAutoSizeColumnsMode.Fill;
             dataGridView.BackgroundColor = Color.White;
             dataGridView.ColumnHeadersHeightSizeMode = DataGridViewColumnHeadersHeightSizeMode.AutoSize;
             dataGridView.Dock = DockStyle.Left;
@@ -137,13 +138,13 @@
             dataGridView.RowHeadersVisible = false;
             dataGridView.RowHeadersWidth = 51;
             dataGridView.SelectionMode = DataGridViewSelectionMode.FullRowSelect;
-            dataGridView.Size = new Size(1001, 328);
+            dataGridView.Size = new Size(1004, 367);
             dataGridView.TabIndex = 1;
             // 
             // buttonCreateOrder
             // 
-            buttonCreateOrder.Anchor = AnchorStyles.Top;
+            buttonCreateOrder.Anchor = AnchorStyles.Right;
-            buttonCreateOrder.Location = new Point(1054, 65);
+            buttonCreateOrder.Location = new Point(1086, 84);
             buttonCreateOrder.Name = "buttonCreateOrder";
             buttonCreateOrder.Size = new Size(171, 52);
             buttonCreateOrder.TabIndex = 2;
@@ -153,8 +154,8 @@
             // 
             // buttonOrderIssued
             // 
-            buttonOrderIssued.Anchor = AnchorStyles.Bottom;
+            buttonOrderIssued.Anchor = AnchorStyles.Right;
-            buttonOrderIssued.Location = new Point(1054, 170);
+            buttonOrderIssued.Location = new Point(1086, 189);
             buttonOrderIssued.Name = "buttonOrderIssued";
             buttonOrderIssued.Size = new Size(171, 52);
             buttonOrderIssued.TabIndex = 5;
@@ -164,8 +165,8 @@
             // 
             // buttonRefreshOrders
             // 
-            buttonRefreshOrders.Anchor = AnchorStyles.Bottom;
+            buttonRefreshOrders.Anchor = AnchorStyles.Right;
-            buttonRefreshOrders.Location = new Point(1054, 274);
+            buttonRefreshOrders.Location = new Point(1086, 293);
             buttonRefreshOrders.Name = "buttonRefreshOrders";
             buttonRefreshOrders.Size = new Size(171, 52);
             buttonRefreshOrders.TabIndex = 6;
@@ -178,7 +179,7 @@
             AutoScaleDimensions = new SizeF(8F, 20F);
             AutoScaleMode = AutoScaleMode.Font;
             BackColor = Color.FromArgb(210, 255, 210);
-            ClientSize = new Size(1268, 356);
+            ClientSize = new Size(1316, 395);
             Controls.Add(buttonRefreshOrders);
             Controls.Add(buttonOrderIssued);
             Controls.Add(buttonCreateOrder);
@@ -188,6 +189,7 @@
             Name = "FormMain";
             Text = "Суши Бар";
             Load += FormMain_Load;
+            Resize += FormMain_Resize;
             menuStrip1.ResumeLayout(false);
             menuStrip1.PerformLayout();
             ((System.ComponentModel.ISupportInitialize)dataGridView).EndInit();

SushiBar/FormMain.cs

@@ -22,8 +22,13 @@ namespace SushiBarView
         }
         private void FormMain_Load(object sender, EventArgs e)
         {
+            //this.WindowState = FormWindowState.Maximized; dataGridView1.Width = this.Width - 40;
             LoadData();
         }
+        private void FormMain_Resize(object sender, EventArgs e)
+        {
+            dataGridView.Width = this.Width - buttonCreateOrder.Width * 2;
+        }
         private void LoadData()
         {
             try

SushiBar/Orders/FormCreateOrder.cs

@@ -91,6 +91,7 @@ namespace SushiBarView
             {
                 var operationResult = _logicO.CreateOrder(new OrderBindingModel
                 {
+                    
                     SushiId = Convert.ToInt32(comboBoxSushi.SelectedValue),
                     ClientId = Convert.ToInt32(comboBoxClients.SelectedValue),
                     Count = Convert.ToInt32(textBoxCount.Text),

SushiBarDatabaseImplement/Implements/ImplementerStorage.cs

@@ -14,61 +14,30 @@ namespace SushiBarDatabaseImplement.Implements
 {
     public class ImplementerStorage : IImplementerStorage
     {
-        public ImplementerViewModel? Insert(ImplementerBindingModel model)
-        {
-            using var context = new SushiBarDatabase();
-            var newImplementer = Implementer.Create(model);
-            if (newImplementer == null) { return null; }
-            context.Implementers.Add(newImplementer);
-            context.SaveChanges();
-            return newImplementer.GetViewModel;
-        }
-
-        public ImplementerViewModel? Update(ImplementerBindingModel model)
-        {
-            using var context = new SushiBarDatabase();
-            var implementer = context.Implementers.FirstOrDefault(x => x.Id == model.Id);
-            if (implementer == null) { return null; };
-            implementer.Update(model);
-            context.SaveChanges();
-            return implementer.GetViewModel;
-        }
-
-        public ImplementerViewModel? Delete(ImplementerBindingModel model)
-        {
-            using var context = new SushiBarDatabase();
-            var element = context.Implementers.FirstOrDefault(rec => rec.Id == model.Id);
-            if (element != null)
-            {
-                context.Implementers.Remove(element);
-                context.SaveChanges();
-                return element.GetViewModel;
-            }
-            return null;
-        }
-
         public ImplementerViewModel? GetElement(ImplementerSearchModel model)
         {
-            return GetFilteredList(model).FirstOrDefault();
+            using var context = new SushiBarDatabase();
+            if (model.Id.HasValue) return context.Implementers.FirstOrDefault(x => x.Id == model.Id)?.GetViewModel;
+            if (model.ImplementerFIO != null && model.Password != null) return context.Implementers.FirstOrDefault(x => x.ImplementerFIO.Equals(model.ImplementerFIO) && x.Password.Equals(model.Password))?.GetViewModel;
+            if (model.ImplementerFIO != null) return context.Implementers.FirstOrDefault(x => x.ImplementerFIO.Equals(model.ImplementerFIO))?.GetViewModel;
+            return null;
         }
 
         public List<ImplementerViewModel> GetFilteredList(ImplementerSearchModel model)
+        {
+            if (model == null)
+            {
+                return new();
+            }
+            if (model.ImplementerFIO != null)
             {
                 using var context = new SushiBarDatabase();
-            var implementers = context.Implementers.Select(x => x.GetViewModel).ToList();
+                return context.Implementers
-            if (model.Id.HasValue)
+                    .Where(x => x.ImplementerFIO.Contains(model.ImplementerFIO))
-            {
+                    .Select(x => x.GetViewModel)
-                implementers = implementers.Where(x => x.Id == model.Id.Value).ToList();
+                    .ToList();
             }
-            if (!model.ImplementerFIO.IsNullOrEmpty())
+            return new();
-            {
-                implementers = implementers.Where(x => x.ImplementerFIO == model.ImplementerFIO).ToList();
-            }
-            if (!model.Password.IsNullOrEmpty())
-            {
-                implementers = implementers.Where(x => x.Password == model.Password).ToList();
-            }
-            return implementers;
         }
 
         public List<ImplementerViewModel> GetFullList()
@@ -76,5 +45,41 @@ namespace SushiBarDatabaseImplement.Implements
             using var context = new SushiBarDatabase();
             return context.Implementers.Select(x => x.GetViewModel).ToList();
         }
+
+        public ImplementerViewModel? Insert(ImplementerBindingModel model)
+        {
+            using var context = new SushiBarDatabase();
+            var res = Implementer.Create(model);
+            if (res != null)
+            {
+                context.Implementers.Add(res);
+                context.SaveChanges();
+            }
+            return res?.GetViewModel;
+        }
+
+        public ImplementerViewModel? Update(ImplementerBindingModel model)
+        {
+            using var context = new SushiBarDatabase();
+            var res = context.Implementers.FirstOrDefault(x => x.Id == model.Id);
+            if (res != null)
+            {
+                res.Update(model);
+                context.SaveChanges();
+            }
+            return res?.GetViewModel;
+        }
+
+        public ImplementerViewModel? Delete(ImplementerBindingModel model)
+        {
+            using var context = new SushiBarDatabase();
+            var res = context.Implementers.FirstOrDefault(x => x.Id == model.Id);
+            if (res != null)
+            {
+                context.Implementers.Remove(res);
+                context.SaveChanges();
+            }
+            return res?.GetViewModel;
+        }
     }
 }

SushiBarDatabaseImplement/Migrations/20240421075923_InitCreate.Designer.cs

@@ -12,7 +12,7 @@ using SushiBarDatabaseImplement;
 namespace SushiBarDatabaseImplement.Migrations
 {
     [DbContext(typeof(SushiBarDatabase))]
-    [Migration("20240420174458_InitCreate")]
+    [Migration("20240421075923_InitCreate")]
     partial class InitCreate
     {
         /// <inheritdoc />
@@ -118,7 +118,6 @@ namespace SushiBarDatabaseImplement.Migrations
                         .HasColumnType("datetime2");
 
                     b.Property<int?>("ImplementerId")
-                        .IsRequired()
                         .HasColumnType("int");
 
                     b.Property<int>("Status")
@@ -197,9 +196,7 @@ namespace SushiBarDatabaseImplement.Migrations
 
                     b.HasOne("SushiBarDatabaseImplement.Models.Implementer", "Implementer")
                         .WithMany("Orders")
-                        .HasForeignKey("ImplementerId")
+                        .HasForeignKey("ImplementerId");
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
 
                     b.HasOne("SushiBarDatabaseImplement.Models.Sushi", "Sushi")
                         .WithMany("Orders")

SushiBarDatabaseImplement/Migrations/20240421075923_InitCreate.cs

@@ -78,7 +78,7 @@ namespace SushiBarDatabaseImplement.Migrations
                         .Annotation("SqlServer:Identity", "1, 1"),
                     SushiId = table.Column<int>(type: "int", nullable: false),
                     ClientId = table.Column<int>(type: "int", nullable: false),
-                    ImplementerId = table.Column<int>(type: "int", nullable: false),
+                    ImplementerId = table.Column<int>(type: "int", nullable: true),
                     Count = table.Column<int>(type: "int", nullable: false),
                     Sum = table.Column<double>(type: "float", nullable: false),
                     Status = table.Column<int>(type: "int", nullable: false),
@@ -98,8 +98,7 @@ namespace SushiBarDatabaseImplement.Migrations
                         name: "FK_Orders_Implementers_ImplementerId",
                         column: x => x.ImplementerId,
                         principalTable: "Implementers",
-                        principalColumn: "Id",
+                        principalColumn: "Id");
-                        onDelete: ReferentialAction.Cascade);
                     table.ForeignKey(
                         name: "FK_Orders_Sushis_SushiId",
                         column: x => x.SushiId,

SushiBarDatabaseImplement/Migrations/SushiBarDatabaseModelSnapshot.cs

@@ -115,7 +115,6 @@ namespace SushiBarDatabaseImplement.Migrations
                         .HasColumnType("datetime2");
 
                     b.Property<int?>("ImplementerId")
-                        .IsRequired()
                         .HasColumnType("int");
 
                     b.Property<int>("Status")
@@ -194,9 +193,7 @@ namespace SushiBarDatabaseImplement.Migrations
 
                     b.HasOne("SushiBarDatabaseImplement.Models.Implementer", "Implementer")
                         .WithMany("Orders")
-                        .HasForeignKey("ImplementerId")
+                        .HasForeignKey("ImplementerId");
-                        .OnDelete(DeleteBehavior.Cascade)
-                        .IsRequired();
 
                     b.HasOne("SushiBarDatabaseImplement.Models.Sushi", "Sushi")
                         .WithMany("Orders")

SushiBarDatabaseImplement/Models/Order.cs

@@ -70,7 +70,6 @@ namespace SushiBarDatabaseImplement.Models
         {
             Id = Id,
             SushiId = SushiId,
-            SushiName = Sushi.SushiName,
             Count = Count,
             Sum = Sum,
             Status = Status,
@@ -78,6 +77,7 @@ namespace SushiBarDatabaseImplement.Models
             DateImplement = DateImplement,
             ClientId = ClientId,
             ImplementerId =ImplementerId,
+            SushiName = Sushi?.SushiName ?? string.Empty,
             ClientFIO = Client?.ClientFIO ?? string.Empty,
             ImplementerFIO = Implementer?.ImplementerFIO ?? string.Empty
         };