Реализовал логику болезней

Polyclinic/PolyclinicBusinessLogic/BusinessLogics/SymptomLogic.cs

@@ -1,35 +1,109 @@
-using PolyclinicContracts.BindingModels;
+using Microsoft.Extensions.Logging;
+using PolyclinicContracts.BindingModels;
 using PolyclinicContracts.BusinessLogicsContracts;
 using PolyclinicContracts.SearchModels;
+using PolyclinicContracts.StoragesContracts;
 using PolyclinicContracts.ViewModels;
 
 namespace PolyclinicBusinessLogic.BusinessLogics
 {
     public class SymptomLogic : ISymptomLogic
     {
+        private ILogger _logger;
+        private ISymptomStorage _symptomStorage;
+
+        public SymptomLogic(ILogger logger, ISymptomStorage symptomStorage)
+        {
+            _logger = logger;
+            _symptomStorage = symptomStorage;
+        }
+
         public bool Create(SymptomBindingModel model)
         {
-            throw new NotImplementedException();
+            CheckModel(model);
+            if (_symptomStorage.Insert(model) == null)
+            {
+                _logger.LogWarning("Insert operation failed");
+                return false;
+            }
+            return true;
         }
 
         public bool Delete(SymptomBindingModel model)
         {
-            throw new NotImplementedException();
+            CheckModel(model, false);
+            _logger.LogInformation("Delete. Name:{Name}, Id:{Id}", model.Name, model.Id);
+            if (_symptomStorage.Delete(model) == null)
+            {
+                _logger.LogWarning("Delete operation failed");
+                return false;
+            }
+            return true;
         }
 
         public SymptomViewModel? ReadElement(SymptomSearchModel model)
         {
-            throw new NotImplementedException();
+            if (model == null)
+            {
+                throw new ArgumentNullException(nameof(model));
+            }
+            _logger.LogInformation("ReadElement. Name:{Name}, Id:{Id}", model.Name, model.Id);
+            var element = _symptomStorage.GetElement(model);
+            if (element == null)
+            {
+                _logger.LogWarning("ReadElement element not found");
+                return null;
+            }
+            _logger.LogInformation("ReadElement find. Name:{Name}, Id:{Id}", element.Name, element.Id);
+            return element;
         }
 
         public List<SymptomViewModel>? ReadList(SymptomSearchModel? model)
         {
-            throw new NotImplementedException();
+            _logger.LogInformation("ReadList. Name:{Name} Id:{Id}", model?.Name, model?.Id);
+            var list = model == null ? _symptomStorage.GetFullList() : _symptomStorage.GetFilteredList(model);
+            if (list == null)
+            {
+                _logger.LogWarning("ReadList return null list");
+                return null;
+            }
+            _logger.LogInformation("ReadList. Count:{Count}", list.Count);
+            return list;
         }
 
         public bool Update(SymptomBindingModel model)
         {
-            throw new NotImplementedException();
+            CheckModel(model);
+            if (_symptomStorage.Update(model) == null)
+            {
+                _logger.LogWarning("Update operation failed");
+                return false;
+            }
+            return true;
+        }
+        private void CheckModel(SymptomBindingModel model, bool withParams = true)
+        {
+            if (model == null)
+            {
+                throw new ArgumentNullException(nameof(model));
+            }
+            if (!withParams)
+            {
+                return;
+            }
+            if (string.IsNullOrEmpty(model.Name))
+            {
+                throw new ArgumentNullException("Нет названия болезни", nameof(model.Name));
+            }
+            _logger.LogInformation("Symptom. Name:{Name}. Id: {Id}", model.Name, model.Id);
+            var element = _symptomStorage.GetElement(new SymptomSearchModel
+            {
+                Name = model.Name
+            });
+            if (element != null && element.Id != model.Id)
+            {
+                throw new InvalidOperationException("Болезнь с таким названием уже есть");
+            }
         }
     }
 }

Polyclinic/PolyclinicContracts/SearchModels/SymptomSearchModel.cs

@@ -3,5 +3,6 @@
     public class SymptomSearchModel
     {
         public int? Id { get; set; }
+        public string?Name { get; set; }
     }
 }