From 37d21c5f43c3f02de998600781c43aa7a76a302e Mon Sep 17 00:00:00 2001
From: Maxim Slipenko <maxim@slipenko.com>
Date: Mon, 16 May 2022 15:14:20 +0300
Subject: [PATCH] =?UTF-8?q?=D0=B4=D0=BE=D0=B1=D0=B0=D0=B2=D0=BB=D1=8F?=
 =?UTF-8?q?=D0=B5=D1=82=20=D0=B0=D0=BB=D0=B3=D0=BE=D1=80=D0=B8=D1=82=D0=BC?=
 =?UTF-8?q?=20=D0=B8=D0=B7=D0=B2=D0=BB=D0=B5=D1=87=D0=B5=D0=BD=D0=B8=D1=8F?=
 =?UTF-8?q?=20=D0=B0=D0=B4=D1=80=D0=B5=D1=81=D0=BE=D0=B2?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 AwesomeEmailExtractor.csproj |  1 +
 ExtactEmailsAlgorithm.cs     | 29 +++++++++++++++++++++++++++++
 2 files changed, 30 insertions(+)
 create mode 100644 ExtactEmailsAlgorithm.cs

diff --git a/AwesomeEmailExtractor.csproj b/AwesomeEmailExtractor.csproj
index c86a1a0..3ae428d 100644
--- a/AwesomeEmailExtractor.csproj
+++ b/AwesomeEmailExtractor.csproj
@@ -46,6 +46,7 @@
     <Reference Include="System.Xml" />
   </ItemGroup>
   <ItemGroup>
+    <Compile Include="ExtactEmailsAlgorithm.cs" />
     <Compile Include="MainForm.cs">
       <SubType>Form</SubType>
     </Compile>
diff --git a/ExtactEmailsAlgorithm.cs b/ExtactEmailsAlgorithm.cs
new file mode 100644
index 0000000..4509198
--- /dev/null
+++ b/ExtactEmailsAlgorithm.cs
@@ -0,0 +1,29 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Text.RegularExpressions;
+
+namespace AwesomeEmailExtractor
+{
+    internal class ExtactEmailsAlgorithm
+    {
+        public static int Extract(string inputText, out List<string> uniqueEmails)
+        {
+            // Регулярное выражение для поиска почтовых адресов
+            string pattern = @"\b[A-Z0-9._%+-]+@[A-Z0-9.-]+\.[A-Z]{2,4}\b";
+
+            // Находим каждый почтовый адрес в тексте
+            var matches = Regex.Matches(inputText, pattern, RegexOptions.IgnoreCase);
+
+            // Получаем количество найденных адресов
+            int countMatches = matches.Count;
+
+            // Получаем уникальные почтовые адреса
+            uniqueEmails = matches.Cast<Match>().Select(m => m.Value).Distinct().ToList();
+
+            return countMatches;
+        }
+    }
+}