From 0b05d77cdde924c6a9d06a0a5ee309ecf9c36571 Mon Sep 17 00:00:00 2001
From: Artyom_Yashin <yashinartyom73@gmail.com>
Date: Wed, 25 Sep 2024 10:35:18 +0400
Subject: [PATCH] =?UTF-8?q?=D0=A1=D0=B4=D0=B0=D0=BD=D0=BE?=
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---
 KOP_Labs/Library_var_4_lab_1/CustomListBox.cs | 64 ++++++++++++-------
 KOP_Labs/Library_var_4_lab_1/DropDownList.cs  | 15 +----
 KOP_Labs/TestProj/Human.cs                    |  2 +-
 3 files changed, 45 insertions(+), 36 deletions(-)

diff --git a/KOP_Labs/Library_var_4_lab_1/CustomListBox.cs b/KOP_Labs/Library_var_4_lab_1/CustomListBox.cs
index 6e0a056..9815402 100644
--- a/KOP_Labs/Library_var_4_lab_1/CustomListBox.cs
+++ b/KOP_Labs/Library_var_4_lab_1/CustomListBox.cs
@@ -15,6 +15,8 @@ namespace Library_var_4_lab_1
 	public partial class CustomListBox : UserControl
 	{
 		private List<string> properties = new();
+		string StartSimbol = string.Empty;
+		string EndSimbol = string.Empty;
 		private List<List<object>> values = new List<List<object>>();
 		private string Template = string.Empty;
 		private Regex Regex = new(string.Empty);
@@ -24,10 +26,12 @@ namespace Library_var_4_lab_1
 			InitializeComponent();
 		}
 
-		public void SetTemplate(string StartSimbol, string EndSimbol, string template)
+		public void SetTemplate(string startSimbol, string endSimbol, string template)
 		{
-			string pattern = "\\" + StartSimbol + "([^"+EndSimbol+"]*)\\" + EndSimbol;
+			string pattern = "\\" + startSimbol + "([^"+endSimbol+"]*)\\" + endSimbol;
 			Template = template;
+			StartSimbol = startSimbol;
+			EndSimbol = endSimbol;
 			Regex = new Regex(pattern);
 			properties.Clear();
 			listBox.Items.Clear();
@@ -54,34 +58,50 @@ namespace Library_var_4_lab_1
 
 		public void Add<T>(T Object)
 		{
-			List<string> tmpList = new();
-			tmpList.AddRange(properties);
-			string[] splitStr = Regex.Split(Template);
-			string resultString = string.Empty;
-			for(int i = 0; i < splitStr.Length-1; i += 2)
+			var tmpTemplate = Template;
+			int i = 0;
+			foreach (var property in properties)
 			{
-				resultString = string.Concat(resultString, splitStr[i]);
-				if (tmpList.Count > 0)
-				{
-					var tmpValue = typeof(T)?.GetProperty(tmpList.First())?.GetValue(Object);
-					resultString = string.Concat(resultString, tmpValue?.ToString() ?? string.Empty);
-					values[properties.Count - tmpList.Count].Add(tmpValue ?? string.Empty);
-					tmpList.RemoveAt(0);
-				}
+				var tmpValue = typeof(T)?.GetProperty(property)?.GetValue(Object);
+				tmpTemplate = tmpTemplate.Replace(StartSimbol + property + EndSimbol, tmpValue?.ToString() ?? string.Empty);
+				values[i].Add(tmpValue ?? string.Empty);
+				i++;
+
 			}
-			listBox.Items.Add(resultString);
+			listBox.Items.Add(tmpTemplate);
 		}
 
 		public T GetSelected<T>() where T : class, new()
 		{
-			Type objectType = typeof(T);
-			T Object = new T();
-			for (int i = 0; i < properties.Count; i++)
+			string SelectedStr = "";
+			if (listBox.SelectedIndex != -1)
 			{
-				var field = objectType.GetProperty(properties[i]);
-				field?.SetValue(Object, values[i][listBox.SelectedIndex]);
+				SelectedStr = listBox.SelectedItem.ToString();
 			}
-			return Object;
+
+			T currentObject = new T();
+			Type objectType = typeof(T);
+			int rowIndex = listBox.SelectedIndex;
+			int colIndex = 0;
+			foreach (var prop in properties)
+			{
+				var field = objectType.GetProperty(prop);
+				if (!field?.CanWrite ?? false)
+				{
+					continue;
+				}
+				int startS = SelectedStr.IndexOf(values[colIndex][rowIndex].ToString());
+				if (startS == -1)
+				{
+					break;
+				}
+				string propValue = SelectedStr.Substring(startS, values[colIndex][rowIndex].ToString().Length);
+				if (SelectedStr.Length > startS + values[colIndex][rowIndex].ToString().Length + 1)
+					SelectedStr = SelectedStr.Substring(startS + values[colIndex][rowIndex].ToString().Length + 1);
+				field?.SetValue(currentObject, Convert.ChangeType(propValue, field.PropertyType));
+				colIndex++;
+			}
+			return currentObject;
 		}
 	}
 }
diff --git a/KOP_Labs/Library_var_4_lab_1/DropDownList.cs b/KOP_Labs/Library_var_4_lab_1/DropDownList.cs
index c79ba2c..81c0252 100644
--- a/KOP_Labs/Library_var_4_lab_1/DropDownList.cs
+++ b/KOP_Labs/Library_var_4_lab_1/DropDownList.cs
@@ -27,19 +27,8 @@ namespace Library_var_4_lab_1
 
 		public string SelectedItem
 		{
-			get => comboBox.SelectedIndex != -1 ? comboBox.SelectedItem.ToString() ?? string.Empty : string.Empty;
-			set
-			{
-				if (comboBox.Items.Contains(value))
-				{
-					comboBox.SelectedItem = value;
-				}
-				else
-				{
-					comboBox.SelectedIndex = -1;
-				}
-
-			}
+			get => comboBox.SelectedItem?.ToString() ?? string.Empty;
+			set => comboBox.SelectedIndex = comboBox.Items.IndexOf(value);
 		}
 
 		public void Input(string value)
diff --git a/KOP_Labs/TestProj/Human.cs b/KOP_Labs/TestProj/Human.cs
index d93a48a..2793ac1 100644
--- a/KOP_Labs/TestProj/Human.cs
+++ b/KOP_Labs/TestProj/Human.cs
@@ -10,6 +10,6 @@ namespace TestProj
 	{
 		public string Name { get; set; } = string.Empty;
 		public string SurName { get; set; } = string.Empty;
-		public int? Age { get; set; }
+		public int Age { get; set; }
 	}
 }