add storages

CarShowroom/CarShowroomDatabaseStorage/Entities/Car.cs

@@ -54,7 +54,7 @@ namespace CarShowroomDatabaseStorage.Entities
             ModelId = car.ModelId;
         }
 
-        public CarView GetCarView()
+        public CarView GetView()
         {
             CarView car = new CarView(this);
             car.ModelPrice = Model?.Price ?? 0;

CarShowroom/CarShowroomDatabaseStorage/Entities/Client.cs

@@ -52,7 +52,7 @@ namespace CarShowroomDatabaseStorage.Entities
             PhoneNumber = client.PhoneNumber;
         }
 
-        public ClientView GetClientView()
+        public ClientView GetView()
         {
             return new ClientView(this);
         }

CarShowroom/CarShowroomDatabaseStorage/Entities/Employee.cs

@@ -57,7 +57,7 @@ namespace CarShowroomDatabaseStorage.Entities
             Password = employee.Password;
         }
 
-        public EmployeeView GetEmployeeView() 
+        public EmployeeView GetView() 
         { 
             return new EmployeeView(this); 
         }

CarShowroom/CarShowroomDatabaseStorage/Entities/Model.cs

@@ -56,7 +56,7 @@ namespace CarShowroomDatabaseStorage.Entities
             MakeId = model.MakeId;
         }
 
-        public ModelView GetModelView()
+        public ModelView GetView()
         {
             ModelView model = new ModelView(this);
             model.MakeName = Make?.Name ?? string.Empty;

CarShowroom/CarShowroomDatabaseStorage/Entities/Sale.cs

@@ -78,13 +78,13 @@ namespace CarShowroomDatabaseStorage.Entities
             EmployeeId = sale.EmployeeId;
         }
 
-        public SaleView GetSaleView()
+        public SaleView GetView()
         {
             SaleView sale = new SaleView(this);
             sale.ClientName = Client?.Name ?? string.Empty;
             sale.EmployeeName = Employee?.Name ?? string.Empty;
-            sale.Services = SaleServices.Select(s => s.Service.GetServiceView()).ToList();
+            sale.Services = SaleServices.Select(s => s.Service.GetView()).ToList();
-            sale.Cars = SaleCars.Select(c => c.Car.GetCarView()).ToList();
+            sale.Cars = SaleCars.Select(c => c.Car.GetView()).ToList();
             return sale;
         }
     }

CarShowroom/CarShowroomDatabaseStorage/Entities/Service.cs

@@ -51,7 +51,7 @@ namespace CarShowroomDatabaseStorage.Entities
             Cost = service.Cost;
         }
 
-        public ServiceView GetServiceView()
+        public ServiceView GetView()
         {
             return new ServiceView(this);
         }

CarShowroom/CarShowroomDatabaseStorage/Storages/CarStorage.cs

@@ -0,0 +1,88 @@
+using CarShowroomContracts.StorageContracts;
+using CarShowroomDatabaseStorage.Entities;
+using CarShowroomDataModels.Dtos;
+using CarShowroomDataModels.SearchModel;
+using CarShowroomDataModels.Views;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace CarShowroomDatabaseStorage.Storages
+{
+    public class CarStorage : ICarStorage
+    {
+        public List<CarView> GetFullList()
+        {
+            using var context = new CarShowroomDatabase();
+            return context.Cars
+            .Select(x => x.GetView())
+            .ToList();
+        }
+
+        public List<CarView> GetFilteredList(CarSearch model)
+        {
+            if (!model.Id.HasValue)
+            {
+                return new();
+            }
+            using var context = new CarShowroomDatabase();
+            return context.Cars
+                .Where(x => !model.Id.HasValue || x.Id == model.Id)
+                .Select(x => x.GetView())
+                .ToList();
+        }
+
+        public CarView? GetElement(CarSearch model)
+        {
+            if (!model.Id.HasValue)
+            {
+                return null;
+            }
+            using var context = new CarShowroomDatabase();
+            return context.Cars
+                .FirstOrDefault(x => !model.Id.HasValue || x.Id == model.Id)
+                ?.GetView();
+        }
+
+        public CarView? Insert(CarDto model)
+        {
+            var newCar = Car.Create(model);
+            if (newCar == null)
+            {
+                return null;
+            }
+            using var context = new CarShowroomDatabase();
+            context.Cars.Add(newCar);
+            context.SaveChanges();
+            return newCar.GetView();
+        }
+
+        public CarView? Update(CarDto model)
+        {
+            using var context = new CarShowroomDatabase();
+            var car = context.Cars.FirstOrDefault(x => x.Id == model.Id);
+            if (car == null)
+            {
+                return null;
+            }
+            car.Update(model);
+            context.SaveChanges();
+            return car.GetView();
+        }
+
+        public CarView? Delete(CarDto model)
+        {
+            using var context = new CarShowroomDatabase();
+            var element = context.Cars.FirstOrDefault(rec => rec.Id == model.Id);
+            if (element != null)
+            {
+                context.Cars.Remove(element);
+                context.SaveChanges();
+                return element.GetView();
+            }
+            return null;
+        }
+    }
+}

CarShowroom/CarShowroomDatabaseStorage/Storages/ClientStorage.cs

@@ -0,0 +1,88 @@
+using CarShowroomContracts.StorageContracts;
+using CarShowroomDatabaseStorage.Entities;
+using CarShowroomDataModels.Dtos;
+using CarShowroomDataModels.SearchModel;
+using CarShowroomDataModels.Views;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace CarShowroomDatabaseStorage.Storages
+{
+    public class ClientStorage : IClientStorage
+    {
+        public List<ClientView> GetFullList()
+        {
+            using var context = new CarShowroomDatabase();
+            return context.Clients
+            .Select(x => x.GetView())
+            .ToList();
+        }
+
+        public List<ClientView> GetFilteredList(ClientSearch model)
+        {
+            if (!model.Id.HasValue)
+            {
+                return new();
+            }
+            using var context = new CarShowroomDatabase();
+            return context.Clients
+                .Where(x => !model.Id.HasValue || x.Id == model.Id)
+                .Select(x => x.GetView())
+                .ToList();
+        }
+
+        public ClientView? GetElement(ClientSearch model)
+        {
+            if (!model.Id.HasValue)
+            {
+                return null;
+            }
+            using var context = new CarShowroomDatabase();
+            return context.Clients
+                .FirstOrDefault(x => !model.Id.HasValue || x.Id == model.Id)
+                ?.GetView();
+        }
+
+        public ClientView? Insert(ClientDto model)
+        {
+            var newClient = Client.Create(model);
+            if (newClient == null)
+            {
+                return null;
+            }
+            using var context = new CarShowroomDatabase();
+            context.Clients.Add(newClient);
+            context.SaveChanges();
+            return newClient.GetView();
+        }
+
+        public ClientView? Update(ClientDto model)
+        {
+            using var context = new CarShowroomDatabase();
+            var client = context.Clients.FirstOrDefault(x => x.Id == model.Id);
+            if (client == null)
+            {
+                return null;
+            }
+            client.Update(model);
+            context.SaveChanges();
+            return client.GetView();
+        }
+
+        public ClientView? Delete(ClientDto model)
+        {
+            using var context = new CarShowroomDatabase();
+            var element = context.Clients.FirstOrDefault(rec => rec.Id == model.Id);
+            if (element != null)
+            {
+                context.Clients.Remove(element);
+                context.SaveChanges();
+                return element.GetView();
+            }
+            return null;
+        }
+    }
+}

CarShowroom/CarShowroomDatabaseStorage/Storages/EmployeeStorage.cs

@@ -0,0 +1,98 @@
+using CarShowroomContracts.StorageContracts;
+using CarShowroomDatabaseStorage.Entities;
+using CarShowroomDataModels.Dtos;
+using CarShowroomDataModels.SearchModel;
+using CarShowroomDataModels.Views;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace CarShowroomDatabaseStorage.Storages
+{
+    public class EmployeeStorage : IEmployeeStorage
+    {
+        public List<EmployeeView> GetFullList()
+        {
+            using var context = new CarShowroomDatabase();
+            return context.Employees
+            .Select(x => x.GetView())
+            .ToList();
+        }
+
+        public List<EmployeeView> GetFilteredList(EmployeeSearch model)
+        {
+            if (!model.Id.HasValue && 
+                string.IsNullOrEmpty(model.Password) &&
+                string.IsNullOrEmpty(model.Email))
+            {
+                return new();
+            }
+            using var context = new CarShowroomDatabase();
+            return context.Employees
+                .Where(x => 
+                    !model.Id.HasValue || x.Id == model.Id &&
+                    (string.IsNullOrEmpty(model.Password) || x.Password == model.Password) &&
+                    (string.IsNullOrEmpty(model.Email) || x.Password == model.Email))
+                .Select(x => x.GetView())
+                .ToList();
+        }
+
+        public EmployeeView? GetElement(EmployeeSearch model)
+        {
+            if (!model.Id.HasValue &&
+                string.IsNullOrEmpty(model.Password) &&
+                string.IsNullOrEmpty(model.Email))
+            {
+                return null;
+            }
+            using var context = new CarShowroomDatabase();
+            return context.Employees
+                .FirstOrDefault(x =>
+                    !model.Id.HasValue || x.Id == model.Id &&
+                    (string.IsNullOrEmpty(model.Password) || x.Password == model.Password) &&
+                    (string.IsNullOrEmpty(model.Email) || x.Password == model.Email))
+                ?.GetView();
+        }
+
+        public EmployeeView? Insert(EmployeeDto model)
+        {
+            var newEmployee = Employee.Create(model);
+            if (newEmployee == null)
+            {
+                return null;
+            }
+            using var context = new CarShowroomDatabase();
+            context.Employees.Add(newEmployee);
+            context.SaveChanges();
+            return newEmployee.GetView();
+        }
+
+        public EmployeeView? Update(EmployeeDto model)
+        {
+            using var context = new CarShowroomDatabase();
+            var employee = context.Employees.FirstOrDefault(x => x.Id == model.Id);
+            if (employee == null)
+            {
+                return null;
+            }
+            employee.Update(model);
+            context.SaveChanges();
+            return employee.GetView();
+        }
+
+        public EmployeeView? Delete(EmployeeDto model)
+        {
+            using var context = new CarShowroomDatabase();
+            var element = context.Employees.FirstOrDefault(rec => rec.Id == model.Id);
+            if (element != null)
+            {
+                context.Employees.Remove(element);
+                context.SaveChanges();
+                return element.GetView();
+            }
+            return null;
+        }
+    }
+}

CarShowroom/CarShowroomDatabaseStorage/Storages/IServiceStorage.cs

@@ -0,0 +1,88 @@
+using CarShowroomContracts.StorageContracts;
+using CarShowroomDatabaseStorage.Entities;
+using CarShowroomDataModels.Dtos;
+using CarShowroomDataModels.SearchModel;
+using CarShowroomDataModels.Views;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace CarShowroomDatabaseStorage.Storages
+{
+    public class ServiceStorage : IServiceStorage
+    {
+        public List<ServiceView> GetFullList()
+        {
+            using var context = new CarShowroomDatabase();
+            return context.Services
+            .Select(x => x.GetView())
+            .ToList();
+        }
+
+        public List<ServiceView> GetFilteredList(ServiceSearch model)
+        {
+            if (!model.Id.HasValue)
+            {
+                return new();
+            }
+            using var context = new CarShowroomDatabase();
+            return context.Services
+                .Where(x => !model.Id.HasValue || x.Id == model.Id)
+                .Select(x => x.GetView())
+                .ToList();
+        }
+
+        public ServiceView? GetElement(ServiceSearch model)
+        {
+            if (!model.Id.HasValue)
+            {
+                return null;
+            }
+            using var context = new CarShowroomDatabase();
+            return context.Services
+                .FirstOrDefault(x => !model.Id.HasValue || x.Id == model.Id)
+                ?.GetView();
+        }
+
+        public ServiceView? Insert(ServiceDto model)
+        {
+            var newService = Service.Create(model);
+            if (newService == null)
+            {
+                return null;
+            }
+            using var context = new CarShowroomDatabase();
+            context.Services.Add(newService);
+            context.SaveChanges();
+            return newService.GetView();
+        }
+
+        public ServiceView? Update(ServiceDto model)
+        {
+            using var context = new CarShowroomDatabase();
+            var service = context.Services.FirstOrDefault(x => x.Id == model.Id);
+            if (service == null)
+            {
+                return null;
+            }
+            service.Update(model);
+            context.SaveChanges();
+            return service.GetView();
+        }
+
+        public ServiceView? Delete(ServiceDto model)
+        {
+            using var context = new CarShowroomDatabase();
+            var element = context.Services.FirstOrDefault(rec => rec.Id == model.Id);
+            if (element != null)
+            {
+                context.Services.Remove(element);
+                context.SaveChanges();
+                return element.GetView();
+            }
+            return null;
+        }
+    }
+}

CarShowroom/CarShowroomDatabaseStorage/Storages/MakeStorage.cs

@@ -0,0 +1,88 @@
+using CarShowroomContracts.StorageContracts;
+using CarShowroomDatabaseStorage.Entities;
+using CarShowroomDataModels.Dtos;
+using CarShowroomDataModels.SearchModel;
+using CarShowroomDataModels.Views;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace CarShowroomDatabaseStorage.Storages
+{
+    public class MakeStorage : IMakeStorage
+    {
+        public List<MakeView> GetFullList()
+        {
+            using var context = new CarShowroomDatabase();
+            return context.Makes
+            .Select(x => x.GetView())
+            .ToList();
+        }
+
+        public List<MakeView> GetFilteredList(MakeSearch model)
+        {
+            if (!model.Id.HasValue)
+            {
+                return new();
+            }
+            using var context = new CarShowroomDatabase();
+            return context.Makes
+                .Where(x => !model.Id.HasValue || x.Id == model.Id)
+                .Select(x => x.GetView())
+                .ToList();
+        }
+
+        public MakeView? GetElement(MakeSearch model)
+        {
+            if (!model.Id.HasValue)
+            {
+                return null;
+            }
+            using var context = new CarShowroomDatabase();
+            return context.Makes
+                .FirstOrDefault(x => !model.Id.HasValue || x.Id == model.Id)
+                ?.GetView();
+        }
+
+        public MakeView? Insert(MakeDto model)
+        {
+            var newMake = Make.Create(model);
+            if (newMake == null)
+            {
+                return null;
+            }
+            using var context = new CarShowroomDatabase();
+            context.Makes.Add(newMake);
+            context.SaveChanges();
+            return newMake.GetView();
+        }
+
+        public MakeView? Update(MakeDto model)
+        {
+            using var context = new CarShowroomDatabase();
+            var make = context.Makes.FirstOrDefault(x => x.Id == model.Id);
+            if (make == null)
+            {
+                return null;
+            }
+            make.Update(model);
+            context.SaveChanges();
+            return make.GetView();
+        }
+
+        public MakeView? Delete(MakeDto model)
+        {
+            using var context = new CarShowroomDatabase();
+            var element = context.Makes.FirstOrDefault(rec => rec.Id == model.Id);
+            if (element != null)
+            {
+                context.Makes.Remove(element);
+                context.SaveChanges();
+                return element.GetView();
+            }
+            return null;
+        }
+    }
+}

CarShowroom/CarShowroomDatabaseStorage/Storages/ModelStorage.cs

@@ -0,0 +1,88 @@
+using CarShowroomContracts.StorageContracts;
+using CarShowroomDatabaseStorage.Entities;
+using CarShowroomDataModels.Dtos;
+using CarShowroomDataModels.SearchModel;
+using CarShowroomDataModels.Views;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace CarShowroomDatabaseStorage.Storages
+{
+    public class ModelStorage : IModelStorage
+    {
+        public List<ModelView> GetFullList()
+        {
+            using var context = new CarShowroomDatabase();
+            return context.Models
+            .Select(x => x.GetView())
+            .ToList();
+        }
+
+        public List<ModelView> GetFilteredList(ModelSearch model)
+        {
+            if (!model.Id.HasValue)
+            {
+                return new();
+            }
+            using var context = new CarShowroomDatabase();
+            return context.Models
+                .Where(x => !model.Id.HasValue || x.Id == model.Id)
+                .Select(x => x.GetView())
+                .ToList();
+        }
+
+        public ModelView? GetElement(ModelSearch model)
+        {
+            if (!model.Id.HasValue)
+            {
+                return null;
+            }
+            using var context = new CarShowroomDatabase();
+            return context.Models
+                .FirstOrDefault(x => !model.Id.HasValue || x.Id == model.Id)
+                ?.GetView();
+        }
+
+        public ModelView? Insert(ModelDto model)
+        {
+            var newModel = Model.Create(model);
+            if (newModel == null)
+            {
+                return null;
+            }
+            using var context = new CarShowroomDatabase();
+            context.Models.Add(newModel);
+            context.SaveChanges();
+            return newModel.GetView();
+        }
+
+        public ModelView? Update(ModelDto model)
+        {
+            using var context = new CarShowroomDatabase();
+            var model = context.Models.FirstOrDefault(x => x.Id == model.Id);
+            if (model == null)
+            {
+                return null;
+            }
+            model.Update(model);
+            context.SaveChanges();
+            return model.GetView();
+        }
+
+        public ModelView? Delete(ModelDto model)
+        {
+            using var context = new CarShowroomDatabase();
+            var element = context.Models.FirstOrDefault(rec => rec.Id == model.Id);
+            if (element != null)
+            {
+                context.Models.Remove(element);
+                context.SaveChanges();
+                return element.GetView();
+            }
+            return null;
+        }
+    }
+}

CarShowroom/CarShowroomDatabaseStorage/Storages/SaleStorage.cs

@@ -0,0 +1,145 @@
+using CarShowroomContracts.StorageContracts;
+using CarShowroomDatabaseStorage.Entities;
+using CarShowroomDataModels.Dtos;
+using CarShowroomDataModels.SearchModel;
+using CarShowroomDataModels.Views;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace CarShowroomDatabaseStorage.Storages
+{
+    public class SaleStorage : ISaleStorage
+    {
+        public List<SaleView> GetFullList()
+        {
+            using var context = new CarShowroomDatabase();
+            return context.Sales
+            .Select(x => x.GetView())
+            .ToList();
+        }
+
+        public List<SaleView> GetFilteredList(SaleSearch model)
+        {
+            if (!model.Id.HasValue)
+            {
+                return new();
+            }
+            using var context = new CarShowroomDatabase();
+            return context.Sales
+                .Where(x => !model.Id.HasValue || x.Id == model.Id)
+                .Select(x => x.GetView())
+                .ToList();
+        }
+
+        public SaleView? GetElement(SaleSearch model)
+        {
+            if (!model.Id.HasValue)
+            {
+                return null;
+            }
+            using var context = new CarShowroomDatabase();
+            return context.Sales
+                .FirstOrDefault(x => !model.Id.HasValue || x.Id == model.Id)
+                ?.GetView();
+        }
+
+        public SaleView? Insert(SaleDto model)
+        {
+            var newSale = Sale.Create(model);
+            if (newSale == null)
+            {
+                return null;
+            }
+            using var context = new CarShowroomDatabase();
+            context.Sales.Add(newSale);
+            context.SaveChanges();
+            return newSale.GetView();
+        }
+
+        public SaleView? Update(SaleDto model)
+        {
+            using var context = new CarShowroomDatabase();
+            using var transaction = context.Database.BeginTransaction();
+            try
+            {
+                var sale = context.Sales
+                    .FirstOrDefault(rec => rec.Id == model.Id);
+                if (sale == null)
+                    return null;
+                sale.Update(model);
+                context.SaveChanges();
+                UpdateCarsAndServices(context, model, sale);
+                transaction.Commit();
+                return sale.GetView();
+            }
+            catch
+            {
+                transaction.Rollback();
+                throw;
+            }
+        }
+
+        public SaleView? Delete(SaleDto model)
+        {
+            using var context = new CarShowroomDatabase();
+            var element = context.Sales
+                .FirstOrDefault(rec => rec.Id == model.Id);
+            if (element != null)
+            {
+                context.Sales.Remove(element);
+                context.SaveChanges();
+                return element.GetView();
+            }
+            return null;
+        }
+
+        private void UpdateCarsAndServices(CarShowroomDatabase context, 
+            SaleDto model, Sale entity)
+        {
+            var sale = context.Sales.First(x => x.Id == entity.Id);
+            var saleCars = context.SaleCars
+                .Where(rec => rec.SaleId == model.Id)
+                .ToList();
+            if (saleCars != null && sale.SaleCars.Count > 0)
+            {
+                context.SaleCars
+                    .RemoveRange(saleCars
+                        .Where(rec => !model.CarIds
+                            .Contains(rec.CarId)));
+                context.SaveChanges();
+            }
+            foreach (var sc in model.CarIds)
+            {
+                context.SaleCars.Add(new SaleCar
+                {
+                    Sale = sale,
+                    Car = context.Cars.First(x => x.Id == sc)
+                });
+                context.SaveChanges();
+            }
+            var saleServices = context.SaleServices
+                .Where(rec => rec.SaleId == model.Id)
+                .ToList();
+            if (saleServices != null && sale.SaleServices.Count > 0)
+            {
+                context.SaleServices
+                    .RemoveRange(saleServices
+                        .Where(rec => !model.ServiceIds
+                            .Contains(rec.ServiceId)));
+                context.SaveChanges();
+            }
+            foreach (var sc in model.ServiceIds)
+            {
+                context.SaleServices.Add(new SaleService
+                {
+                    Sale = sale,
+                    Service = context.Services.First(x => x.Id == sc)
+                });
+                context.SaveChanges();
+            }
+        }
+    }
+}