lab2 - сдано

WinFormsLibrary1/WinFormsLibrary1/ComponentWithBigText.cs

@@ -16,25 +16,12 @@ namespace WinFormsLibrary1
         {
             InitializeComponent();
         }
-
-        /// <summary>
-        /// Конструктор
-        /// </summary>
-        /// <param name="container"></param>
         public ComponentWithBigText(IContainer container)
         {
             container.Add(this);
 
             InitializeComponent();
         }
-
-        /// <summary>
-        /// Создать документ
-        /// </summary>
-        /// <param name="filename"></param>
-        /// <param name="title"></param>
-        /// <param name="rows"></param>
-        /// <exception cref="ArgumentNullException"></exception>
         public void CreateDocument(string filepath, string title, string[] rows)
         {
             if (string.IsNullOrEmpty(filepath))

WinFormsLibrary1/WinFormsLibrary1/ListBox.cs

@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.Reflection;
 using System.Text;
 using System.Text.RegularExpressions;
 using System.Windows.Forms;
@@ -10,9 +11,9 @@ namespace WinFormsLibrary1
     {
         private string? _template;
 
-        private string _startSymbol;
+        private char? _startSymbol;
 
-        private string _endSymbol;
+        private char? _endSymbol;
         public int SelectedIndex
         {
             get
@@ -24,11 +25,13 @@ namespace WinFormsLibrary1
                 listBox.SelectedIndex = value;
             }
         }
+
         public ListBoxUserControl()
         {
             InitializeComponent();
         }
-        public void SetParams(string template, string fromChar, string toChar)
+
+        public void SetParams(string template, char? fromChar, char? toChar)
         {
             _template = template;
             _startSymbol = fromChar;
@@ -37,62 +40,81 @@ namespace WinFormsLibrary1
 
         public T? GetObject<T>() where T : class, new()
         {
-            if (listBox.SelectedIndex == -1)
+            if (listBox.SelectedIndex == -1 || string.IsNullOrEmpty(_template) || !_startSymbol.HasValue || !_endSymbol.HasValue)
+                throw new ArgumentException("Не хватает данных");
+
+            var type = typeof(T);
+            var fields = type.GetFields();
+            var properties = type.GetProperties();
+            var members = fields.Cast<MemberInfo>().Concat(properties.Cast<MemberInfo>()).ToArray();
+
+            var curObject = new T();
+            string text = listBox.SelectedItem?.ToString() ?? "";
+
+            var words = Regex.Split(_template, $@"\{_startSymbol.Value}.*?\{_endSymbol.Value}");
+
+            int firstWordStart = text.IndexOf(words[0], 0);
+            if (firstWordStart == -1)
+                throw new Exception("Не найден элемент шаблона");
+            if (firstWordStart != 0)
             {
-                return null;
+                string beginning = text[..firstWordStart];
+                FillMember(_template.Substring(1, firstWordStart - 2), curObject, beginning, members);
             }
 
-            string selectedString = listBox.SelectedItem.ToString()!;
+            int start = 0;
-            T obj = new T();
 
-            string pattern = $@"{Regex.Escape(_startSymbol)}(.*?){Regex.Escape(_endSymbol)}";
+            for (int i = 0; i < words.Length - 1; i++)
-            MatchCollection matches = Regex.Matches(_template, pattern);
-
-            string[] words = selectedString.Split(' ');
-
-            int wordIndex = 0;
-
-            foreach (Match match in matches)
             {
-                string propertyName = match.Groups[1].Value;
+                start = text.IndexOf(words[i], start);
-                var property = obj.GetType().GetProperty(propertyName);
+                if (start == -1)
-                if (property != null && property.CanWrite)
+                    throw new Exception("Не найден элемент шаблона");
-                {
+                start += words[i].Length;
-                    if (wordIndex < words.Length)
+
-                    {
+                int nextWordIndex = text.IndexOf(words[i + 1], start);
-                        string propertyValue = words[wordIndex];
+                if (nextWordIndex == -1)
-                        property.SetValue(obj, Convert.ChangeType(propertyValue, property.PropertyType));
+                    throw new Exception("Не найден следующий элемент шаблона");
-                        wordIndex++;
+
+                string valueBetween = text[start..nextWordIndex];
+
+                string layoutPart = _template.Substring(_template.IndexOf(words[i]) + words[i].Length);
+                int startCharIndex = layoutPart.IndexOf(_startSymbol.Value);
+                int endCharIndex = layoutPart.IndexOf(_endSymbol.Value);
+                string memberName = layoutPart.Substring(startCharIndex + 1, endCharIndex - startCharIndex - 1);
+
+                FillMember(memberName, curObject, valueBetween, members);
+
+                start = nextWordIndex;
             }
+
+            return (T?)curObject;
+
+        }
+
+        private void SetMemberValue(object obj, MemberInfo member, object value)
+        {
+            if (member is PropertyInfo property)
+            {
+                property.SetValue(obj, value);
+            }
+            else if (member is FieldInfo field)
+            {
+                field.SetValue(obj, value);
             }
         }
 
-            return obj;
+        private void FillMember(string memberName, object curObject, string value, MemberInfo[]? members)
+        {
+            var member = members?.FirstOrDefault(x => x.Name == memberName)
+                    ?? throw new Exception("Ошибка с поиском элемента");
+            object convertedValue = Convert.ChangeType(value, GetMemberType(member));
+
+            SetMemberValue(curObject, member, convertedValue);
         }
 
-        public void AddObject<T>(T obj)
+        private Type GetMemberType(MemberInfo member)
         {
-            if (obj == null)
+            return member is PropertyInfo property ? property.PropertyType : ((FieldInfo)member).FieldType;
-            {
-                throw new ArgumentNullException("Добавляемый объект не существует!");
-            }
-            if (string.IsNullOrEmpty(_template) || string.IsNullOrEmpty(_startSymbol) || string.IsNullOrEmpty(_endSymbol))
-            {
-                throw new Exception("Заполните макетную строку!");
-            }
-            if (!_template.Contains(_startSymbol) || !_template.Contains(_endSymbol))
-            {
-                throw new Exception("Макетная строка не содержит нужные элементы!");
-            }
-
-            string processedString = _template;
-            foreach (var property in obj.GetType().GetProperties())
-            {
-                string placeholder = $"{_startSymbol}{property.Name}{_endSymbol}";
-                processedString = processedString.Replace(placeholder, $"{_startSymbol}{property.GetValue(obj)}{_endSymbol}");
-            }
-
-            listBox.Items.Add(processedString);
         }
     }
 }