BusinessLogic

Device.sln

@@ -10,11 +10,13 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "DeviceContracts", "DeviceCo
 		{E4D8A5BF-C4ED-4E90-A630-A8880C4B4436} = {E4D8A5BF-C4ED-4E90-A630-A8880C4B4436}
 	EndProjectSection
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "DeviceBusinessLogic", "DeviceBusinessLogic\DeviceBusinessLogic.csproj", "{6C1D1FDB-1C09-4A68-8EF3-F4899C7D6472}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "DeviceBusinessLogic", "DeviceBusinessLogic\DeviceBusinessLogic.csproj", "{6C1D1FDB-1C09-4A68-8EF3-F4899C7D6472}"
 	ProjectSection(ProjectDependencies) = postProject
 		{FA3605A8-7525-47B5-BE3E-4A90001971B5} = {FA3605A8-7525-47B5-BE3E-4A90001971B5}
 	EndProjectSection
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "DeviceDatabaseImplement", "DeviceDatabaseImplement\DeviceDatabaseImplement.csproj", "{B3881967-AAD2-4E7E-BAD9-8F6267CCDA5E}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -33,6 +35,10 @@ Global
 		{6C1D1FDB-1C09-4A68-8EF3-F4899C7D6472}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{6C1D1FDB-1C09-4A68-8EF3-F4899C7D6472}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{6C1D1FDB-1C09-4A68-8EF3-F4899C7D6472}.Release|Any CPU.Build.0 = Release|Any CPU
+		{B3881967-AAD2-4E7E-BAD9-8F6267CCDA5E}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{B3881967-AAD2-4E7E-BAD9-8F6267CCDA5E}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{B3881967-AAD2-4E7E-BAD9-8F6267CCDA5E}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{B3881967-AAD2-4E7E-BAD9-8F6267CCDA5E}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE

DeviceBusinessLogic/BusinessLogics/CabinetLogic.cs

@@ -7,55 +7,54 @@ using Microsoft.Extensions.Logging;
 
 namespace DeviceBusinessLogic.BusinessLogics
 {
-    public class ClientLogic : IClientLogic
+    public class CabinetLogic : ICabinetLogic
     {
         private readonly ILogger _logger;
-        private readonly IClientStorage _clientStorage;
+        private readonly ICabinetStorage _cabinetStorage;
-        public ClientLogic(ILogger<ClientLogic> logger,
+        public CabinetLogic(ILogger<CabinetLogic> logger,
-            IClientStorage clientStorage)
+            ICabinetStorage cabinetStorage)
         {
             _logger = logger;
-            _clientStorage = clientStorage;
+            _cabinetStorage = cabinetStorage;
         }
-        public bool Create(ClientBindingModel model)
+        public bool Create(CabinetBindingModel model)
         {
             CheckModel(model);
-            if (_clientStorage.Insert(model) == null)
+            if (_cabinetStorage.Insert(model) == null)
             {
                 _logger.LogWarning("Insert operation failed");
                 return false;
             }
             return true;
         }
-        public bool Update(ClientBindingModel model)
+        public bool Update(CabinetBindingModel model)
         {
             CheckModel(model);
-            if (_clientStorage.Update(model) == null)
+            if (_cabinetStorage.Update(model) == null)
             {
                 _logger.LogWarning("Update operation failed");
                 return false;
             }
             return true;
         }
-        public bool Delete(ClientBindingModel model)
+        public bool Delete(CabinetBindingModel model)
         {
             CheckModel(model, false);
-            _logger.LogInformation("Delete. Snils: {Snils}", model.Snils);
+            _logger.LogInformation("Delete. Id: {Id}", model.Id);
-            if (_clientStorage.Delete(model) == null)
+            if (_cabinetStorage.Delete(model) == null)
             {
                 _logger.LogWarning("Delete operation failed");
                 return false;
             }
             return true;
         }
-        public List<ClientViewModel>? ReadList(ClientSearchModel? model)
+        public List<CabinetViewModel>? ReadList(CabinetSearchModel? model)
         {
             _logger.LogInformation(
-                "ReadList. ClientSurname: {ClientSurname} {ClientName} " +
+                "ReadList. Id: {Id}, Room: {Room}, Building: " +
-                "{ClientPatronomic}. Snils: {Snils}", model?.ClientSurname,
+                "{Building}.", model?.Id, model?.Room, model?.Building);
-                model?.ClientName, model?.ClientPatronymic, model?.Snils);
+            var list = model == null ? _cabinetStorage.GetFullList() :
-            var list = model == null ? _clientStorage.GetFullList() :
+                _cabinetStorage.GetFilteredList(model);
-                _clientStorage.GetFilteredList(model);
             if (list == null)
             {
                 _logger.LogWarning("ReadList return null list");
@@ -64,27 +63,26 @@ namespace DeviceBusinessLogic.BusinessLogics
             _logger.LogInformation("ReadList. Count: {Count}", list.Count);
             return list;
         }
-        public ClientViewModel? ReadElement(ClientSearchModel model)
+        public CabinetViewModel? ReadElement(CabinetSearchModel model)
         {
             if (model == null)
             {
                 throw new ArgumentNullException(nameof(model));
             }
             _logger.LogInformation(
-                "ReadElement. ClientFullname: {ClientSurname} {ClientName} " +
+                "ReadElemnt. Id: {Id}, Room: {Room}, Building: " +
-                "{ClientPatronomic}. Snils: {Snils}", model.ClientSurname,
+                "{Building}.", model?.Id, model?.Room, model?.Building);
-                model.ClientName, model.ClientPatronymic, model.Snils);
+            var element = _cabinetStorage.GetElement(model);
-            var element = _clientStorage.GetElement(model);
             if (element == null)
             {
                 _logger.LogWarning("ReadElement element not found");
                 return null;
             }
-            _logger.LogInformation("ReadElement find. Snils: {Snils}",
+            _logger.LogInformation("ReadElement find. Id: {Id}",
-                element.Snils);
+                element.Id);
             return element;
         }
-        private void CheckModel(ClientBindingModel model,
+        private void CheckModel(CabinetBindingModel model,
             bool withParams = true)
         {
             if (model == null)
@@ -95,71 +93,37 @@ namespace DeviceBusinessLogic.BusinessLogics
             {
                 return;
             }
-            if (string.IsNullOrEmpty(model.Snils))
+            if (model.Id <= 0)
             {
                 throw new ArgumentNullException(
-                    "Отсутствует СНИЛС клиента",
+                    "Идентификатор должен быть больше 0",
-                    nameof(model.Snils));
+                    nameof(model.Id));
             }
-            if (string.IsNullOrEmpty(model.ClientSurname))
+            if (string.IsNullOrEmpty(model.Room))
             {
                 throw new ArgumentNullException(
-                    "Отсутствует фамилия клиента",
+                    "Отсутствует номер/название кабинета",
-                    nameof(model.ClientSurname));
+                    nameof(model.Room));
             }
-            if (string.IsNullOrEmpty(model.ClientName))
+            if (model.Building < 1)
             {
                 throw new ArgumentNullException(
-                    "Отсутствует имя клиента",
+                    "Номер корпуса должен быть больше 0",
-                    nameof(model.ClientName));
+                    nameof(model.Id));
             }
-            if (string.IsNullOrEmpty(model.ClientPatronymic))
+            _logger.LogInformation(
-            {
+                "Id: {Id}, Room: {Room}, Building: " +
-                throw new ArgumentNullException(
+                "{Building}.", model?.Id, model?.Room, model?.Building);
-                    "Отсутствует отчество клиента",
+            var elementByRoom = _cabinetStorage.GetElement(
-                    nameof(model.ClientPatronymic));
+                new CabinetSearchModel
-            }
-            if (string.IsNullOrEmpty(model.Phone))
-            {
-                throw new ArgumentNullException(
-                    "Отсутствует номер телефона клиента",
-                    nameof(model.Phone));
-            }
-            if (string.IsNullOrEmpty(model.PasswordHash))
-            {
-                throw new ArgumentNullException(
-                    "Отсутствует пароль клиента",
-                    nameof(model.PasswordHash));
-            }
-            if (model.WorkerId <= 0)
-            {
-                throw new ArgumentNullException(
-                    "Идентификатор работника должен быть больше 0",
-                    nameof(model.WorkerId));
-            }
-            _logger.LogInformation("Client. Snils: {Snils}. ClientFullname: " +
-                "{ClientSurname} {ClientName} {ClientPatronymic}. Phone: " +
-                "{Phone}. Email: {Email}. PasswordHash: {PasswordHash}.",
-                model.Snils, model.ClientSurname, model.ClientName,
-                model.ClientPatronymic, model.Phone, model.Email,
-                model.PasswordHash);
-            var elementByEmail = _clientStorage.GetElement(
-                new ClientSearchModel
                 {
-                    Email = model.Email,
+                    Room = model.Room,
                 });
-            var elementByPhone = _clientStorage.GetElement(
+            var elementByBuilding = _cabinetStorage.GetElement(
-                new ClientSearchModel
+                new CabinetSearchModel
                 {
-                    Phone = model.Phone,
+                    Building = model.Building,
                 });
-            if ((elementByEmail != null && elementByEmail.Snils != model.Snils)
-                || (elementByPhone != null && elementByPhone.Snils
-                != model.Snils))
-            {
-                throw new InvalidOperationException("Клиент с такой почтой " +
-                    "или номером телефона уже существует");
-            }
         }
     }
 }

DeviceBusinessLogic/BusinessLogics/DeviceLogic.cs

@@ -0,0 +1,176 @@
+using DeviceContracts.BindingModels;
+using DeviceContracts.BusinessLogicsContracts;
+using DeviceContracts.SearchModels;
+using DeviceContracts.StoragesContracts;
+using DeviceContracts.ViewModels;
+using DeviceDataModels;
+using Microsoft.Extensions.Logging;
+
+namespace DeviceBusinessLogic.BusinessLogics
+{
+    public class DeviceLogic : IDeviceLogic
+    {
+        private readonly ILogger _logger;
+        private readonly IDeviceStorage _deviceStorage;
+        public DeviceLogic(ILogger<DeviceLogic> logger,
+            IDeviceStorage deviceStorage)
+        {
+            _logger = logger;
+            _deviceStorage = deviceStorage;
+        }
+        public bool Create(DeviceBindingModel model)
+        {
+            CheckModel(model);
+            if (_deviceStorage.Insert(model) == null)
+            {
+                _logger.LogWarning("Insert operation failed");
+                return false;
+            }
+            return true;
+        }
+        public bool Update(DeviceBindingModel model)
+        {
+            CheckModel(model);
+            if (_deviceStorage.Update(model) == null)
+            {
+                _logger.LogWarning("Update operation failed");
+                return false;
+            }
+            return true;
+        }
+        public bool Delete(DeviceBindingModel model)
+        {
+            CheckModel(model, false);
+            _logger.LogInformation("Delete. Id: {Id}", model.Id);
+            if (_deviceStorage.Delete(model) == null)
+            {
+                _logger.LogWarning("Delete operation failed");
+                return false;
+            }
+            return true;
+        }
+        public List<DeviceViewModel>? ReadList(DeviceSearchModel? model)
+        {
+            _logger.LogInformation(
+                "ReadList. Id: {Id}, Model: {Model}, SerialNumber: " +
+                "{SerialNumber}, ProductionDate: {ProductionDate}, " +
+                "WarrantyPeriod: {WarrantyPeriod}, Condition: {Condition}, " +
+                "KindId: {KindId}, KitId: {KitId}", model?.Id, model?.Model, 
+                model?.SerialNumber, model?.ProductionDate, 
+                model?.WarrantyPeriod, model?.Condition, 
+                model?.KindId, model?.KitId);
+            var list = model == null ? _deviceStorage.GetFullList() :
+                _deviceStorage.GetFilteredList(model);
+            if (list == null)
+            {
+                _logger.LogWarning("ReadList return null list");
+                return null;
+            }
+            _logger.LogInformation("ReadList. Count: {Count}", list.Count);
+            return list;
+        }
+        public DeviceViewModel? ReadElement(DeviceSearchModel model)
+        {
+            if (model == null)
+            {
+                throw new ArgumentNullException(nameof(model));
+            }
+            _logger.LogInformation(
+                "ReadElement. Id: {Id}, Model: {Model}, SerialNumber: " +
+                "{SerialNumber}, ProductionDate: {ProductionDate}, " +
+                "WarrantyPeriod: {WarrantyPeriod}, Condition: {Condition}, " +
+                "KindId: {KindId}, KitId: {KitId}", model?.Id, model?.Model,
+                model?.SerialNumber, model?.ProductionDate,
+                model?.WarrantyPeriod, model?.Condition,
+                model?.KindId, model?.KitId);
+            var element = _deviceStorage.GetElement(model);
+            if (element == null)
+            {
+                _logger.LogWarning("ReadElement element not found");
+                return null;
+            }
+            _logger.LogInformation("ReadElement find. Id: {Id}",
+                element.Id);
+            return element;
+        }
+        private void CheckModel(DeviceBindingModel model,
+            bool withParams = true)
+        {
+            if (model == null)
+            {
+                throw new ArgumentNullException(nameof(model));
+            }
+            if (!withParams)
+            {
+                return;
+            }
+            if (model.Id <= 0)
+            {
+                throw new ArgumentNullException(
+                    "Идентификатор должен быть больше 0",
+                    nameof(model.Id));
+            }
+            if (string.IsNullOrEmpty(model.Model))
+            {
+                throw new ArgumentNullException(
+                    "Отсутствует название модели",
+                    nameof(model.Model));
+            }
+            if ((model.Condition != true) && (model.Condition != false))
+            {
+                throw new ArgumentNullException(
+                    "Отсутствует показатель работоспособности",
+                    nameof(model.Model));
+            }
+            if (model.KindId <= 0)
+            {
+                throw new ArgumentNullException(
+                    "Идентификатор вида должен быть больше 0",
+                    nameof(model.Id));
+            }
+            _logger.LogInformation(
+                "ReadElement. Id: {Id}, Model: {Model}, SerialNumber: " +
+                "{SerialNumber}, ProductionDate: {ProductionDate}, " +
+                "WarrantyPeriod: {WarrantyPeriod}, Condition: {Condition}, " +
+                "KindId: {KindId}, KitId: {KitId}", model?.Id, model?.Model,
+                model?.SerialNumber, model?.ProductionDate,
+                model?.WarrantyPeriod, model?.Condition,
+                model?.KindId, model?.KitId);
+            var elementByModel = _deviceStorage.GetElement(
+                new DeviceSearchModel
+                {
+                    Model = model.Model,
+                });
+            var elementBySerialNumber = _deviceStorage.GetElement(
+                new DeviceSearchModel
+                {
+                    SerialNumber = model.SerialNumber,
+                });
+            var elementByProductionDate = _deviceStorage.GetElement(
+                new DeviceSearchModel
+                {
+                    ProductionDate = model.ProductionDate,
+                });
+            var elementByWarrantyPeriod = _deviceStorage.GetElement(
+                new DeviceSearchModel
+                {
+                    WarrantyPeriod = model.WarrantyPeriod,
+                });
+            var elementByCondition = _deviceStorage.GetElement(
+                new DeviceSearchModel
+                {
+                    Condition = model.Condition,
+                });
+            var elementByKindId = _deviceStorage.GetElement(
+                new DeviceSearchModel
+                {
+                    KindId = model.KindId,
+                });
+            var elementByKitId = _deviceStorage.GetElement(
+                new DeviceSearchModel
+                {
+                    KitId = model.KitId,
+                });
+        }
+    }
+}

DeviceBusinessLogic/BusinessLogics/KindLogic.cs

@@ -0,0 +1,135 @@
+using DeviceContracts.BindingModels;
+using DeviceContracts.BusinessLogicsContracts;
+using DeviceContracts.SearchModels;
+using DeviceContracts.StoragesContracts;
+using DeviceContracts.ViewModels;
+using Microsoft.Extensions.Logging;
+
+namespace DeviceBusinessLogic.BusinessLogics
+{
+    public class KindLogic : IKindLogic
+    {
+        private readonly ILogger _logger;
+        private readonly IKindStorage _kindStorage;
+        public KindLogic(ILogger<KindLogic> logger,
+            IKindStorage kindStorage)
+        {
+            _logger = logger;
+            _kindStorage = kindStorage;
+        }
+        public bool Create(KindBindingModel model)
+        {
+            CheckModel(model);
+            if (_kindStorage.Insert(model) == null)
+            {
+                _logger.LogWarning("Insert operation failed");
+                return false;
+            }
+            return true;
+        }
+        public bool Update(KindBindingModel model)
+        {
+            CheckModel(model);
+            if (_kindStorage.Update(model) == null)
+            {
+                _logger.LogWarning("Update operation failed");
+                return false;
+            }
+            return true;
+        }
+        public bool Delete(KindBindingModel model)
+        {
+            CheckModel(model, false);
+            _logger.LogInformation("Delete. Id: {Id}", model.Id);
+            if (_kindStorage.Delete(model) == null)
+            {
+                _logger.LogWarning("Delete operation failed");
+                return false;
+            }
+            return true;
+        }
+        public List<KindViewModel>? ReadList(KindSearchModel? model)
+        {
+            _logger.LogInformation(
+                "ReadList. Id: {Id}, Title: {Title}, Frequency: " +
+                "{Frequency}.", model?.Id, model?.Title, model?.Frequency);
+            var list = model == null ? _kindStorage.GetFullList() :
+                _kindStorage.GetFilteredList(model);
+            if (list == null)
+            {
+                _logger.LogWarning("ReadList return null list");
+                return null;
+            }
+            _logger.LogInformation("ReadList. Count: {Count}", list.Count);
+            return list;
+        }
+        public KindViewModel? ReadElement(KindSearchModel model)
+        {
+            if (model == null)
+            {
+                throw new ArgumentNullException(nameof(model));
+            }
+            _logger.LogInformation(
+                "ReadElement. Id: {Id}, Title: {Title}, Frequency: " +
+                "{Frequency}.", model?.Id, model?.Title, model?.Frequency);
+            var element = _kindStorage.GetElement(model);
+            if (element == null)
+            {
+                _logger.LogWarning("ReadElement element not found");
+                return null;
+            }
+            _logger.LogInformation("ReadElement find. Id: {Id}",
+                element.Id);
+            return element;
+        }
+        private void CheckModel(KindBindingModel model,
+            bool withParams = true)
+        {
+            if (model == null)
+            {
+                throw new ArgumentNullException(nameof(model));
+            }
+            if (!withParams)
+            {
+                return;
+            }
+            if (model.Id <= 0)
+            {
+                throw new ArgumentNullException(
+                    "Идентификатор должен быть больше 0",
+                    nameof(model.Id));
+            }
+            if (string.IsNullOrEmpty(model.Title))
+            {
+                throw new ArgumentNullException(
+                    "Отсутствует название вида устройства",
+                    nameof(model.Title));
+            }
+            if (string.IsNullOrEmpty(model.Title))
+            {
+                throw new ArgumentNullException(
+                    "Отсутствует название вида устройства",
+                    nameof(model.Title));
+            }
+            if (model.Frequency > 0)
+            {
+                throw new ArgumentNullException(
+                    "Частота обслуживания должна быть больше 0 месяцев",
+                    nameof(model.Frequency));
+            }
+            _logger.LogInformation(
+                "Id: {Id}, Title: {Title}, Frequency: " +
+                "{Frequency}.", model?.Id, model?.Title, model?.Frequency);
+            var elementByTitle = _kindStorage.GetElement(
+                new KindSearchModel
+                {
+                    Title = model.Title,
+                });
+            var elementByFrequency = _kindStorage.GetElement(
+                new KindSearchModel
+                {
+                    Frequency = model.Frequency,
+                });
+        }
+    }
+}

DeviceBusinessLogic/BusinessLogics/KitLogic.cs

@@ -0,0 +1,118 @@
+using DeviceContracts.BindingModels;
+using DeviceContracts.BusinessLogicsContracts;
+using DeviceContracts.SearchModels;
+using DeviceContracts.StoragesContracts;
+using DeviceContracts.ViewModels;
+using Microsoft.Extensions.Logging;
+
+namespace DeviceBusinessLogic.BusinessLogics
+{
+    public class KitLogic : IKitLogic
+    {
+        private readonly ILogger _logger;
+        private readonly IKitStorage _kitStorage;
+        public KitLogic(ILogger<KitLogic> logger,
+            IKitStorage kitStorage)
+        {
+            _logger = logger;
+            _kitStorage = kitStorage;
+        }
+        public bool Create(KitBindingModel model)
+        {
+            CheckModel(model);
+            if (_kitStorage.Insert(model) == null)
+            {
+                _logger.LogWarning("Insert operation failed");
+                return false;
+            }
+            return true;
+        }
+        public bool Update(KitBindingModel model)
+        {
+            CheckModel(model);
+            if (_kitStorage.Update(model) == null)
+            {
+                _logger.LogWarning("Update operation failed");
+                return false;
+            }
+            return true;
+        }
+        public bool Delete(KitBindingModel model)
+        {
+            CheckModel(model, false);
+            _logger.LogInformation("Delete. Id: {Id}", model.Id);
+            if (_kitStorage.Delete(model) == null)
+            {
+                _logger.LogWarning("Delete operation failed");
+                return false;
+            }
+            return true;
+        }
+        public List<KitViewModel>? ReadList(KitSearchModel? model)
+        {
+            _logger.LogInformation(
+                "ReadList. Id: {Id}, Title: {Title}, CabinetId: " +
+                "{CabinetId}.", model?.Id, model?.Title, model?.CabinetId);
+            var list = model == null ? _kitStorage.GetFullList() :
+                _kitStorage.GetFilteredList(model);
+            if (list == null)
+            {
+                _logger.LogWarning("ReadList return null list");
+                return null;
+            }
+            _logger.LogInformation("ReadList. Count: {Count}", list.Count);
+            return list;
+        }
+        public KitViewModel? ReadElement(KitSearchModel model)
+        {
+            if (model == null)
+            {
+                throw new ArgumentNullException(nameof(model));
+            }
+            _logger.LogInformation(
+                "ReadElement. Id: {Id}, Title: {Title}, CabinetId: " +
+                "{CabinetId}.", model?.Id, model?.Title, model?.CabinetId);
+            var element = _kitStorage.GetElement(model);
+            if (element == null)
+            {
+                _logger.LogWarning("ReadElement element not found");
+                return null;
+            }
+            _logger.LogInformation("ReadElement find. Id: {Id}",
+                element.Id);
+            return element;
+        }
+        private void CheckModel(KitBindingModel model,
+            bool withParams = true)
+        {
+            if (model == null)
+            {
+                throw new ArgumentNullException(nameof(model));
+            }
+            if (!withParams)
+            {
+                return;
+            }
+            if (model.Id <= 0)
+            {
+                throw new ArgumentNullException(
+                    "Идентификатор должен быть больше 0",
+                    nameof(model.Id));
+            }
+            if (string.IsNullOrEmpty(model.Title))
+            {
+                throw new ArgumentNullException(
+                    "Отсутствует номер/название кабинета",
+                    nameof(model.Title));
+            }
+            _logger.LogInformation(
+                "Id: {Id}, Title: {Title}, CabinetId: " +
+                "{CabinetId}.", model?.Id, model?.Title, model?.CabinetId);
+            var elementByTitle = _kitStorage.GetElement(
+                new KitSearchModel
+                {
+                    Title = model.Title,
+                });
+        }
+    }
+}

DeviceBusinessLogic/BusinessLogics/ServiceLogic.cs

@@ -0,0 +1,147 @@
+using DeviceContracts.BindingModels;
+using DeviceContracts.BusinessLogicsContracts;
+using DeviceContracts.SearchModels;
+using DeviceContracts.StoragesContracts;
+using DeviceContracts.ViewModels;
+using Microsoft.Extensions.Logging;
+
+namespace DeviceBusinessLogic.BusinessLogics
+{
+    public class ServiceLogic : IServiceLogic
+    {
+        private readonly ILogger _logger;
+        private readonly IServiceStorage _serviceStorage;
+        public ServiceLogic(ILogger<ServiceLogic> logger,
+            IServiceStorage serviceStorage)
+        {
+            _logger = logger;
+            _serviceStorage = serviceStorage;
+        }
+        public bool Create(ServiceBindingModel model)
+        {
+            CheckModel(model);
+            if (_serviceStorage.Insert(model) == null)
+            {
+                _logger.LogWarning("Insert operation failed");
+                return false;
+            }
+            return true;
+        }
+        public bool Update(ServiceBindingModel model)
+        {
+            CheckModel(model);
+            if (_serviceStorage.Update(model) == null)
+            {
+                _logger.LogWarning("Update operation failed");
+                return false;
+            }
+            return true;
+        }
+        public bool Delete(ServiceBindingModel model)
+        {
+            CheckModel(model, false);
+            _logger.LogInformation("Delete. Id: {Id}", model.Id);
+            if (_serviceStorage.Delete(model) == null)
+            {
+                _logger.LogWarning("Delete operation failed");
+                return false;
+            }
+            return true;
+        }
+        public List<ServiceViewModel>? ReadList(ServiceSearchModel? model)
+        {
+            _logger.LogInformation(
+                "ReadList. Id: {Id}, Description: {Description}, StartDate: " +
+                "{StartDate}, EndDate: {EndDate}, DeviceId: {DeviceId}.", 
+                model?.Id, model?.Description, model?.StartDate, 
+                model?.EndDate, model?.DeviceId);
+            var list = model == null ? _serviceStorage.GetFullList() :
+                _serviceStorage.GetFilteredList(model);
+            if (list == null)
+            {
+                _logger.LogWarning("ReadList return null list");
+                return null;
+            }
+            _logger.LogInformation("ReadList. Count: {Count}", list.Count);
+            return list;
+        }
+        public ServiceViewModel? ReadElement(ServiceSearchModel model)
+        {
+            if (model == null)
+            {
+                throw new ArgumentNullException(nameof(model));
+            }
+            _logger.LogInformation(
+                "ReadElement. Id: {Id}, Description: {Description}, " +
+                "StartDate: {StartDate}, EndDate: " +
+                "{EndDate}, DeviceId: {DeviceId}.",
+                model?.Id, model?.Description, model?.StartDate,
+                model?.EndDate, model?.DeviceId);
+            var element = _serviceStorage.GetElement(model);
+            if (element == null)
+            {
+                _logger.LogWarning("ReadElement element not found");
+                return null;
+            }
+            _logger.LogInformation("ReadElement find. Id: {Id}",
+                element.Id);
+            return element;
+        }
+        private void CheckModel(ServiceBindingModel model,
+            bool withParams = true)
+        {
+            if (model == null)
+            {
+                throw new ArgumentNullException(nameof(model));
+            }
+            if (!withParams)
+            {
+                return;
+            }
+            if (model.Id <= 0)
+            {
+                throw new ArgumentNullException(
+                    "Идентификатор должен быть больше 0",
+                    nameof(model.Id));
+            }
+            if (string.IsNullOrEmpty(model.Description))
+            {
+                throw new ArgumentNullException(
+                    "Отсутствует описание",
+                    nameof(model.Description));
+            }
+            if (model.DeviceId <= 0)
+            {
+                throw new ArgumentNullException(
+                    "Идентификатор устройства должен быть больше 0",
+                    nameof(model.Id));
+            }
+            _logger.LogInformation(
+                "Id: {Id}, Description: {Description}, " +
+                "StartDate: {StartDate}, EndDate: " +
+                "{EndDate}, DeviceId: {DeviceId}.",
+                model?.Id, model?.Description, model?.StartDate,
+                model?.EndDate, model?.DeviceId);
+            var elementByDescription = _serviceStorage.GetElement(
+                new ServiceSearchModel
+                {
+                    Description = model.Description,
+                });
+            var elementByDeviceId = _serviceStorage.GetElement(
+                new ServiceSearchModel
+                {
+                    DeviceId = model.DeviceId,
+                });
+            var elementByStartDate = _serviceStorage.GetElement(
+                new ServiceSearchModel
+                {
+                    StartDate = model.StartDate,
+                });
+            var elementByEndDate = _serviceStorage.GetElement(
+                new ServiceSearchModel
+                {
+                    EndDate = model.EndDate,
+                });
+        }
+    }
+}

DeviceBusinessLogic/BusinessLogics/StaffLogic.cs

@@ -0,0 +1,152 @@
+using DeviceContracts.BindingModels;
+using DeviceContracts.BusinessLogicsContracts;
+using DeviceContracts.SearchModels;
+using DeviceContracts.StoragesContracts;
+using DeviceContracts.ViewModels;
+using Microsoft.Extensions.Logging;
+
+namespace DeviceBusinessLogic.BusinessLogics
+{
+    public class StaffLogic : IStaffLogic
+    {
+        private readonly ILogger _logger;
+        private readonly IStaffStorage _staffStorage;
+        public StaffLogic(ILogger<StaffLogic> logger,
+            IStaffStorage staffStorage)
+        {
+            _logger = logger;
+            _staffStorage = staffStorage;
+        }
+        public bool Create(StaffBindingModel model)
+        {
+            CheckModel(model);
+            if (_staffStorage.Insert(model) == null)
+            {
+                _logger.LogWarning("Insert operation failed");
+                return false;
+            }
+            return true;
+        }
+        public bool Update(StaffBindingModel model)
+        {
+            CheckModel(model);
+            if (_staffStorage.Update(model) == null)
+            {
+                _logger.LogWarning("Update operation failed");
+                return false;
+            }
+            return true;
+        }
+        public bool Delete(StaffBindingModel model)
+        {
+            CheckModel(model, false);
+            _logger.LogInformation("Delete. Id: {Id}", model.Id);
+            if (_staffStorage.Delete(model) == null)
+            {
+                _logger.LogWarning("Delete operation failed");
+                return false;
+            }
+            return true;
+        }
+        public List<StaffViewModel>? ReadList(StaffSearchModel? model)
+        {
+            _logger.LogInformation(
+                "ReadList. Id: {Id}, FullName: {FullName}, Department: " +
+                "{Department}, Email: {Email}, AccessLevel: {AccessLevel},", 
+                model?.Id, model?.FullName, 
+                model?.Department, model?.Email, model?.AccessLevel);
+            var list = model == null ? _staffStorage.GetFullList() :
+                _staffStorage.GetFilteredList(model);
+            if (list == null)
+            {
+                _logger.LogWarning("ReadList return null list");
+                return null;
+            }
+            _logger.LogInformation("ReadList. Count: {Count}", list.Count);
+            return list;
+        }
+        public StaffViewModel? ReadElement(StaffSearchModel model)
+        {
+            if (model == null)
+            {
+                throw new ArgumentNullException(nameof(model));
+            }
+            _logger.LogInformation(
+                "ReadList. Id: {Id}, FullName: {FullName}, Department: " +
+                "{Department}, Email: {Email}, AccessLevel: {AccessLevel},",
+                model?.Id, model?.FullName,
+                model?.Department, model?.Email, model?.AccessLevel);
+            var element = _staffStorage.GetElement(model);
+            if (element == null)
+            {
+                _logger.LogWarning("ReadElement element not found");
+                return null;
+            }
+            _logger.LogInformation("ReadElement find. Id: {Id}",
+                element.Id);
+            return element;
+        }
+        private void CheckModel(StaffBindingModel model,
+            bool withParams = true)
+        {
+            if (model == null)
+            {
+                throw new ArgumentNullException(nameof(model));
+            }
+            if (!withParams)
+            {
+                return;
+            }
+            if (model.Id <= 0)
+            {
+                throw new ArgumentNullException(
+                    "Идентификатор должен быть больше 0",
+                    nameof(model.Id));
+            }
+            if (string.IsNullOrEmpty(model.FullName))
+            {
+                throw new ArgumentNullException(
+                    "Отсутствует ФИО",
+                    nameof(model.FullName));
+            }
+            if (string.IsNullOrEmpty(model.Department))
+            {
+                throw new ArgumentNullException(
+                    "Отсутствует ФИО",
+                    nameof(model.Department));
+            }
+            if (string.IsNullOrEmpty(model.Email))
+            {
+                throw new ArgumentNullException(
+                    "Отсутствует ФИО",
+                    nameof(model.Email));
+            }
+            if (string.IsNullOrEmpty(model.Password))
+            {
+                throw new ArgumentNullException(
+                    "Отсутствует ФИО",
+                    nameof(model.Password));
+            }
+            _logger.LogInformation(
+                "ReadList. Id: {Id}, FullName: {FullName}, Department: " +
+                "{Department}, Email: {Email}, AccessLevel: {AccessLevel},",
+                model?.Id, model?.FullName,
+                model?.Department, model?.Email, model?.AccessLevel);
+            var elementByFullName = _staffStorage.GetElement(
+                new StaffSearchModel
+                {
+                    FullName = model.FullName,
+                });
+            var elementByDepartment = _staffStorage.GetElement(
+                new StaffSearchModel
+                {
+                    Department = model.Department,
+                });
+            var elementByEmail = _staffStorage.GetElement(
+                new StaffSearchModel
+                {
+                    Email = model.Email,
+                });
+        }
+    }
+}

DeviceDatabaseImplement/Client.cs

@@ -0,0 +1,7 @@
+namespace DeviceDatabaseImplement
+{
+    public class Client
+    {
+
+    }
+}

DeviceDatabaseImplement/DeviceDatabaseImplement.csproj

@@ -0,0 +1,9 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net8.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+</Project>