Реализовал логику пациентов

Medical/MedicalBusinessLogic/BusinessLogics/PatientLogic.cs

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+using MedicalDatabaseContracts;
+using MedicalDatabaseContracts.Models;
+using MedicalDatabaseContracts.SearchModels;
+using MedicalDatabaseContracts.ViewModels;
+using Microsoft.Extensions.Logging;
+
+namespace MedicalBusinessLogic.BusinessLogics
+{
+    public class PatientLogic : AbstractLogic<Patient, PatientViewModel, PatientSearchModel>
+    {
+        public PatientLogic(
+            ILogger<AbstractLogic<Patient, PatientViewModel, PatientSearchModel>> logger,
+            IStorage<Patient> storage) : base(logger, storage) { }
+
+        protected override bool CheckModelBySearchModel(Patient model, PatientSearchModel searchModel)
+        {
+            if (searchModel.Id != null && searchModel.Id != model.Id)
+                return false;
+            if (!string.IsNullOrEmpty(searchModel.Name) && searchModel.Name != model.Name)
+                return false;
+            if (!string.IsNullOrEmpty(searchModel.Surname) && searchModel.Surname != model.Surname)
+                return false;
+            if (!string.IsNullOrEmpty(searchModel.Patronymic) && searchModel.Patronymic != model.Patronymic)
+                return false;
+            return true;
+        }
+
+        protected override void CheckModelIsValid(Patient model)
+        {
+            if (string.IsNullOrEmpty(model.Name))
+            {
+                throw new ArgumentNullException(nameof(model.Name));
+            }
+            else if (string.IsNullOrEmpty(model.Surname))
+            {
+                throw new ArgumentNullException(nameof(model.Surname));
+            }
+            else if (string.IsNullOrEmpty(model.PhoneNumber))
+            {
+                throw new ArgumentNullException(nameof(model.PhoneNumber));
+            }
+        }
+
+        protected override PatientViewModel GetViewModel(Patient model)
+        {
+            return new PatientViewModel
+            {
+                Name = model.Name,
+                Surname = model.Surname,
+                Patronymic = model.Patronymic ?? string.Empty,
+                PhoneNumber = model.PhoneNumber,
+                Gender = model.Gender,
+                Birthday = model.Birthday,
+                Weight = model.Weight,
+                Height = model.Height
+            };
+        }
+    }
+}