подредактировал контракты

CarCenter/CarCenterContracts/BindingModels/CarSalesBindingModel.cs

@@ -10,9 +10,10 @@ namespace CarCenterContracts.BindingModels
     public class CarSalesBindingModel : ICarSalesModel
     {
         public int Id { get; set; }
+        public int AdministratorId { get; set; }
         public string CarBrand{ get; set; } = string.Empty;
         public string CarModel { get; set; } = string.Empty;
         public decimal CarCost { get; set; }
-        public int AdministratorId { get; set; }
+        public DateTime DateCreate { get; set; }
     }
 }

CarCenter/CarCenterContracts/BindingModels/InspectionBindingModel.cs

@@ -14,7 +14,7 @@ namespace CarCenterContracts.BindingModels
         public decimal InspectionCost { get; set; }
         public DateTime? InspectionDate { get; set; }
         public int AdministratorId { get; set; }
-        public int EmployeeId { get; set; }
+        public int? EmployeeId { get; set; }
         public Dictionary<int, ICarSalesModel> InspectionCars { get; set; } = new();
     }
 }

CarCenter/CarCenterContracts/SearchModels/CarSalesSearchModel.cs

@@ -10,8 +10,8 @@ namespace CarCenterContracts.SearchModels
     {
         public int? Id { get; set; }
         public string? CarBrand { get; set; }
-        public string? CarModel { get; set; }
-        public decimal? CarCost { get; set; }
         public int? AdministratorId { get; set; }
+        public DateTime? DateFrom { get; set; }
+        public DateTime? DateTo { get; set; }
     }
 }

CarCenter/CarCenterContracts/SearchModels/CopletionsSearchModel.cs

@@ -10,8 +10,7 @@ namespace CarCenterContracts.SearchModels
     {
         public int? Id { get; set; }
         public string? СompletionName { get; set; }
-        public string? СompletionFeatures { get; set; }
-        public decimal? СompletionPrice { get; set; }
         public int? AdministratorId { get; set; }
+        public int? CarSalesId { get; set; }
     }
 }

CarCenter/CarCenterContracts/SearchModels/InspectionSearchModel.cs

@@ -11,10 +11,9 @@ namespace CarCenterContracts.SearchModels
     {
         public int? Id { get; set; }
         public string? InspectionName { get; set; }
-        public decimal? InspectionCost { get; set; }
-        public DateTime? InspectionDate { get; set; }
         public int? AdministratorId { get; set; }
-        public int? EmployeeId { get; set; }
-        
+        public int? SalesId { get; set; }
+        public int? CarSalesId { get; set; }
+
     }
 }

CarCenter/CarCenterContracts/ViewModels/CarSalesViewModel.cs

@@ -21,5 +21,8 @@ namespace CarCenterContracts.ViewModels
         [DisplayName("Стоимость машины")]
         public decimal CarCost { get; set; }
         public int AdministratorId { get; set; }
+
+        [DisplayName("Дата создания")]
+        public DateTime DateCreate { get; set; }
     }
 }

CarCenter/CarCenterContracts/ViewModels/InspectionViewModel.cs

@@ -21,9 +21,9 @@ namespace CarCenterContracts.ViewModels
         [DisplayName("Дата осмотра")]
         public DateTime? InspectionDate { get; set; } = DateTime.Now;
         public int AdministratorId { get; set; }
-        public int EmployeeId { get; set; }
+        public int? EmployeeId { get; set; }
 
-        public string EmployeeName { get; set; } = string.Empty;
+        public string? EmployeeName { get; set; } = string.Empty;
         public Dictionary<int, ICarSalesModel> InspectionCars { get; set; } = new();
     }
 }