Comonent Storage TODO

JewelryStoreFileImplement/Implements/ComponentStorage .cs

@@ -11,80 +11,8 @@ using System.Threading.Tasks;
 
 namespace JewelryStoreFileImplement.Implements
 {
-    public class ComponentStorage : IComponentStorage
+    public class ComponentStorage : IComponentStorage   // TODO Lab_2
     {
-        private readonly DataFileSingleton _source;
+        
-        public ComponentStorage()
-        {
-            _source = DataFileSingleton.GetInstance();
-        }
-        public List<ComponentViewModel> GetFullList()
-        {
-            return _source.Components.Select(x => x.GetViewModel).ToList();
-        }
-        public List<ComponentViewModel> GetFilteredList(ComponentSearchModel
-       model)
-        {
-            if (string.IsNullOrEmpty(model.ComponentName))
-            {
-                return new();
-            }
-            return _source.Components
-            .Where(x => x.ComponentName.Contains(model.ComponentName))
-           .Select(x => x.GetViewModel)
-           .ToList();
-
-        }
-        public ComponentViewModel? GetElement(ComponentSearchModel model)
-        {
-            if (string.IsNullOrEmpty(model.ComponentName) && !model.Id.HasValue)
-            {
-                return null;
-            }
-            return _source.Components
-            .FirstOrDefault(x =>
-           (!string.IsNullOrEmpty(model.ComponentName) && x.ComponentName == model.ComponentName) ||
-            (model.Id.HasValue && x.Id == model.Id))?.GetViewModel;
-        }
-        public ComponentViewModel? Insert(ComponentBindingModel model)
-        {
-            model.Id = _source.Components.Count > 0 ? _source.Components.Max(x =>
-x.Id) + 1 : 1;
-            var newComponent = Component.Create(model);
-            if (newComponent == null)
-            {
-                return null;
-            }
-            _source.Components.Add(newComponent);
-            _source.SaveComponents();
-            return newComponent.GetViewModel;
-        }
-       
-        public ComponentViewModel? Update(ComponentBindingModel model)
-        {
-            var component = _source.Components.FirstOrDefault(x => x.Id ==
-model.Id);
-            if (component == null)
-            {
-                return null;
-            }
-            component.Update(model);
-            _source.SaveComponents();
-            return component.GetViewModel;
-
-
-        }
-        public ComponentViewModel? Delete(ComponentBindingModel model)
-        {
-            var element = _source.Components.FirstOrDefault(x => x.Id ==model.Id);
-            if (element != null)
-            {
-                _source.Components.Remove(element);
-                _source.SaveComponents();
-                return element.GetViewModel;
-            }
-            return null;
-
-        }
     }
 }

JewelryStoreFileImplement/Implements/JewelStorage.cs

@@ -0,0 +1,112 @@
+using JewelryStoreContracts.BindingModels;
+using JewelryStoreContracts.SearchModels;
+using JewelryStoreContracts.StoragesContracts;
+using JewelryStoreContracts.ViewModels;
+using JewelryStoreListImplement.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace JewelryStoreListImplement.Implements
+{
+    public class JewelStorage : IJewelStorage // TODO реализовать интерфейс
+    {
+        private readonly DataListSingleton _source;
+        public JewelStorage()
+        {
+            _source = DataListSingleton.GetInstance();
+        }
+        public JewelViewModel? Delete(JewelBindingModel model)
+        {
+            for (int i = 0; i < _source.Jewels.Count; ++i)
+            {
+                if (_source.Jewels[i].Id == model.Id)
+                {
+                    var element = _source.Jewels[i];
+                    _source.Jewels.RemoveAt(i);
+                    return element.GetViewModel;
+                }
+            }
+            return null;
+        }
+
+        public JewelViewModel? GetElement(JewelSearchModel model)
+        {
+            if (string.IsNullOrEmpty(model.JewelName) && !model.Id.HasValue)
+            {
+                return null;
+            }
+            foreach (var jewel in _source.Jewels)
+            {
+                if ((!string.IsNullOrEmpty(model.JewelName) &&
+                jewel.JewelName == model.JewelName) ||
+                (model.Id.HasValue && jewel.Id == model.Id))
+                {
+                    return jewel.GetViewModel;
+                }
+            }
+            return null;
+        }
+
+        public List<JewelViewModel> GetFilteredList(JewelSearchModel model)
+        {
+            var result = new List<JewelViewModel>();
+            if (string.IsNullOrEmpty(model.JewelName))
+            {
+                return result;
+            }
+            foreach (var jewel in _source.Jewels)
+            {
+                if (jewel.JewelName.Contains(model.JewelName))
+                {
+                    result.Add(jewel.GetViewModel);
+                }
+            }
+            return result;
+        }
+
+        public List<JewelViewModel> GetFullList()
+        {
+            var result = new List<JewelViewModel>();
+            foreach (var jewel in _source.Jewels)
+            {
+                result.Add(jewel.GetViewModel);
+            }
+            return result;
+        }
+
+        public JewelViewModel? Insert(JewelBindingModel model)
+        {
+            model.Id = 1;
+            foreach (var jewel in _source.Jewels)
+            {
+                if (model.Id <= jewel.Id)
+                {
+                    model.Id = jewel.Id + 1;
+                }
+            }
+            var newJewel = Jewel.Create(model);
+            if (newJewel == null)
+            {
+                return null;
+            }
+            _source.Jewels.Add(newJewel);
+            return newJewel.GetViewModel;
+        }
+
+        public JewelViewModel? Update(JewelBindingModel model)
+        {
+            foreach (var jewel in _source.Jewels)
+            {
+                if (jewel.Id == model.Id)
+                {
+                    jewel.Update(model);
+                    return jewel.GetViewModel;
+                }
+            }
+            return null;
+        }
+    }
+}