From ab3e9e520bb0eec0fb9bb995a1633c0e00530161 Mon Sep 17 00:00:00 2001
From: Peace <syneffort@gmail.com>
Date: Wed, 29 May 2024 15:27:20 +0900
Subject: [PATCH] web socket echo client

---
 InterMediateSharp/InterMediateSharp.sln       | 22 ++++++++
 .../WebSocketEchoClient/Program.cs            | 51 +++++++++++++++++++
 .../WebSocketEchoClient.csproj                | 10 ++++
 .../WebSocketEchoClient.sln                   | 25 +++++++++
 4 files changed, 108 insertions(+)
 create mode 100644 InterMediateSharp/InterMediateSharp.sln
 create mode 100644 InterMediateSharp/WebSocketEchoClient/Program.cs
 create mode 100644 InterMediateSharp/WebSocketEchoClient/WebSocketEchoClient.csproj
 create mode 100644 InterMediateSharp/WebSocketEchoClient/WebSocketEchoClient.sln

diff --git a/InterMediateSharp/InterMediateSharp.sln b/InterMediateSharp/InterMediateSharp.sln
new file mode 100644
index 0000000..73daa71
--- /dev/null
+++ b/InterMediateSharp/InterMediateSharp.sln
@@ -0,0 +1,22 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.0.31903.59
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "WebSocketEchoClient", "WebSocketEchoClient\WebSocketEchoClient.csproj", "{03CF4D05-601B-4CF8-9DE1-B19AB3191EFF}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{03CF4D05-601B-4CF8-9DE1-B19AB3191EFF}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{03CF4D05-601B-4CF8-9DE1-B19AB3191EFF}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{03CF4D05-601B-4CF8-9DE1-B19AB3191EFF}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{03CF4D05-601B-4CF8-9DE1-B19AB3191EFF}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+EndGlobal
diff --git a/InterMediateSharp/WebSocketEchoClient/Program.cs b/InterMediateSharp/WebSocketEchoClient/Program.cs
new file mode 100644
index 0000000..6c2b851
--- /dev/null
+++ b/InterMediateSharp/WebSocketEchoClient/Program.cs
@@ -0,0 +1,51 @@
+using System.Net.WebSockets;
+using System.Text;
+
+namespace WebSocketEchoClient;
+
+class Program
+{
+    static async Task Main(string[] args)
+    {
+        Console.WriteLine("Starting WebSocket Client...");
+
+        using (ClientWebSocket ws = new ClientWebSocket())
+        {
+            try
+            {
+                await ws.ConnectAsync(new Uri("ws://echo.websocket.org"), CancellationToken.None);
+                Console.WriteLine("Connected!");
+
+                Task receiveTask = ReceiveMessages(ws);
+                await SendMessages(ws);
+
+                await receiveTask;
+            }
+            catch (Exception ex)
+            {
+                Console.WriteLine($"Exception: {ex.Message}");
+            }
+        }
+    }
+    static async Task SendMessages(ClientWebSocket ws)
+    {
+        while (ws.State == WebSocketState.Open)
+        {
+            string message = Console.ReadLine();
+            byte[] bytes = Encoding.UTF8.GetBytes(message);
+            await ws.SendAsync(new ArraySegment<byte>(bytes), WebSocketMessageType.Text, true, CancellationToken.None);
+        }
+    }
+
+    static async Task ReceiveMessages(ClientWebSocket ws)
+    {
+        byte[] buffer = new byte[1024];
+
+        while (ws.State == WebSocketState.Open)
+        {
+            WebSocketReceiveResult result = await ws.ReceiveAsync(new ArraySegment<byte>(buffer), CancellationToken.None);
+            string message = Encoding.UTF8.GetString(buffer, 0, result.Count);
+            Console.WriteLine($"Received: {message}");
+        }
+    }
+}
diff --git a/InterMediateSharp/WebSocketEchoClient/WebSocketEchoClient.csproj b/InterMediateSharp/WebSocketEchoClient/WebSocketEchoClient.csproj
new file mode 100644
index 0000000..2150e37
--- /dev/null
+++ b/InterMediateSharp/WebSocketEchoClient/WebSocketEchoClient.csproj
@@ -0,0 +1,10 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>net8.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+</Project>
diff --git a/InterMediateSharp/WebSocketEchoClient/WebSocketEchoClient.sln b/InterMediateSharp/WebSocketEchoClient/WebSocketEchoClient.sln
new file mode 100644
index 0000000..d7c46cc
--- /dev/null
+++ b/InterMediateSharp/WebSocketEchoClient/WebSocketEchoClient.sln
@@ -0,0 +1,25 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.5.002.0
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "WebSocketEchoClient", "WebSocketEchoClient.csproj", "{099C7E7D-6089-4A25-973E-40B4B90F43CA}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{099C7E7D-6089-4A25-973E-40B4B90F43CA}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{099C7E7D-6089-4A25-973E-40B4B90F43CA}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{099C7E7D-6089-4A25-973E-40B4B90F43CA}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{099C7E7D-6089-4A25-973E-40B4B90F43CA}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {252A9955-1B49-40FA-B17E-B9A551111109}
+	EndGlobalSection
+EndGlobal