first commit

Peer.cs

@@ -0,0 +1,154 @@
+using System;
+using System.Net;
+using System.Net.Sockets;
+using System.Reflection;
+using System.Reflection.Metadata;
+using System.Text;
+using System.Text.Json;
+using System.Threading;
+using System.Threading.Tasks;
+
+public class Peer {
+    private readonly TcpListener _listener;
+    private string _targetIp = "";
+    private int _targetPort = 0;
+    private int _port = 0;
+    private string _name = "";
+    private bool running = true;
+    private bool hasConnected = false;
+    private bool userOnline = false;
+
+    public Peer(int port, string targetIp, int targetPort, string name) {
+        _listener = new TcpListener(IPAddress.Any, port);
+        _port = port;
+        _targetIp = targetIp;
+        _targetPort = targetPort;
+        _name = name;
+    }
+
+    public async Task Start(){
+        Task listen = StartListening();
+        Task chat = StartChat();
+        
+        await Task.WhenAll(listen, chat);
+    }
+
+    private async Task StartListening(){
+        _listener.Start();
+        Console.WriteLine($"[info] Nasłuchuje na: 127.0.0.1:{_port}");
+        while(running){
+            try {
+                TcpClient client = await _listener.AcceptTcpClientAsync();
+                _ = Task.Run(() => HandleClient(client));
+            } catch(Exception ex){
+                Console.WriteLine($"[błąd] Wystąpił nieoczekiwany błąd przy nasłuchiwaniu: {ex.Message}");
+            }
+        } 
+    }
+
+    private async Task HandleClient(TcpClient client) {
+        try {
+            using NetworkStream stream = client.GetStream();
+            using StreamReader reader = new(stream, Encoding.UTF8);
+            while(running){
+                string? message = await reader.ReadLineAsync();
+                if(message == null) break;
+
+                Content? contentData = JsonSerializer.Deserialize<Content>(message);
+                if(contentData == null) break;
+
+                ProcessMessage(contentData);
+            }
+        } catch(Exception ex){
+            Console.WriteLine(ex.Message);
+        }
+    }
+    
+    private void ProcessMessage(Content contentData){
+        try {
+            ClearConsoleLine();
+            Console.SetCursorPosition(0, Console.CursorTop - 1);
+            if(contentData.Message == "!exit"){
+                running = false;
+                Console.WriteLine($"\n[info] Użytkownik {contentData.Sender} zakończył sesję");
+            }
+
+            if(contentData.Message.Contains("dołączył/a do sesji") && !userOnline){
+                SendMessage($"jest online! Przywitaj się :D", false).Wait();
+            }
+
+            if(contentData.ByUser){
+                Console.WriteLine($"\n[{contentData.SentAt}] {contentData.Sender}: {contentData.Message}");
+            } else {
+                Console.WriteLine($"\n[info] [{contentData.SentAt}] Użytkownik {contentData.Sender} {contentData.Message}");
+            }
+
+            Console.Write("> ");
+        } catch (Exception ex) {
+            Console.WriteLine(ex.Message);
+        }
+    }
+
+    private async Task StartChat(){
+        while(running){
+            if(!hasConnected){
+                await SendMessage("dołączył/a do sesji", false);
+                hasConnected = true;
+            }
+            ClearConsoleLine();
+            Console.SetCursorPosition(0, Console.CursorTop - 1);
+            Console.Write("\n> ");
+            string? message = Console.ReadLine();
+
+            if(message == "!exit"){
+                await SendMessage("!exit", false);
+                await SendMessage("opuścił/a sesję", false);
+                running = false;
+                break;
+            } else {
+                await SendMessage(message ?? "", true);
+            }
+
+        }
+    }
+
+    private async Task SendMessage(string message, bool by_user){
+        try {
+            TcpClient client = new ();
+            await client.ConnectAsync(_targetIp, _targetPort);
+            
+            Content data = new() { Sender = _name, IpAddress = $"127.0.0.1:{_port}", Message = message, SentAt = DateTime.Now, ByUser = by_user };
+            string json = JsonSerializer.Serialize(data);
+
+            using NetworkStream stream = client.GetStream();
+            using StreamWriter writer = new(stream, Encoding.UTF8) { AutoFlush = true };
+            await writer.WriteAsync(json);
+
+            if(by_user){
+                ClearConsoleLine();
+                Console.SetCursorPosition(0, Console.CursorTop - 2);
+                Console.WriteLine($"\n[{DateTime.Now}] Ja: {message}");
+            }
+        } catch(Exception ex){
+            if(userOnline)
+                Console.WriteLine($"[błąd] Nie udało się wysłać wiadomości: {ex.Message}");
+        }
+    }
+
+    
+
+    void ClearConsoleLine(){
+        int cur = Console.CursorTop;
+        Console.SetCursorPosition(0, Console.CursorTop);
+        Console.Write(new string(' ', Console.WindowWidth)); 
+        Console.SetCursorPosition(0, cur);
+    }
+}
+
+public class Content {
+    public string Sender { get; set; } = "";
+    public string Message { get; set; } = "";
+    public string IpAddress { get; set; } = "";
+    public DateTime SentAt { get; set;}
+    public bool ByUser { get; set; }
+}

PeerToPeer_Messenger.csproj

@@ -0,0 +1,10 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <OutputType>Exe</OutputType>
+    <TargetFramework>net9.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+</Project>

PeerToPeer_Messenger.sln

@@ -0,0 +1,24 @@
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.5.2.0
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "PeerToPeer_Messenger", "PeerToPeer_Messenger.csproj", "{DEBFE5BC-9B40-D7C4-B922-7DE39176AA46}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{DEBFE5BC-9B40-D7C4-B922-7DE39176AA46}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{DEBFE5BC-9B40-D7C4-B922-7DE39176AA46}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{DEBFE5BC-9B40-D7C4-B922-7DE39176AA46}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{DEBFE5BC-9B40-D7C4-B922-7DE39176AA46}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {E4C633F1-4F75-4DEF-BAAD-CFFF486A78DB}
+	EndGlobalSection
+EndGlobal

Program.cs

@@ -0,0 +1,35 @@
+using System;
+using System.Net;
+using System.Net.Sockets;
+using System.Text;
+using System.Threading;
+using System.Threading.Tasks;
+
+public class Program {
+    public static async Task Main(string[] args) {
+        string? targetIp = "";
+        int targetPort = 0;
+
+        try {
+            Console.Clear();
+            Console.WriteLine("Jak się nazywasz?");
+            string name = Console.ReadLine() ?? "User";
+
+            Console.WriteLine("Wybierz port, którym będziesz posługiwał się do P2P: ");
+            int port = int.Parse(Console.ReadLine() ?? "5000");
+            
+            Console.WriteLine("Wpisz adres IP odbiorcy: ");
+            targetIp = Console.ReadLine();
+            
+            Console.WriteLine("Podaj port odbiorcy: ");
+            targetPort = int.Parse(Console.ReadLine() ?? "5001");
+
+            Console.Clear();
+
+            var peer = new Peer(port, targetIp ?? "127.0.0.1", targetPort, name);
+            await peer.Start();
+        } catch(Exception ex){
+            Console.WriteLine(ex.Message);
+        }
+    }
+}

bin/Debug/net9.0/PeerToPeer_Messenger.deps.json

@@ -0,0 +1,23 @@
+{
+  "runtimeTarget": {
+    "name": ".NETCoreApp,Version=v9.0",
+    "signature": ""
+  },
+  "compilationOptions": {},
+  "targets": {
+    ".NETCoreApp,Version=v9.0": {
+      "PeerToPeer_Messenger/1.0.0": {
+        "runtime": {
+          "PeerToPeer_Messenger.dll": {}
+        }
+      }
+    }
+  },
+  "libraries": {
+    "PeerToPeer_Messenger/1.0.0": {
+      "type": "project",
+      "serviceable": false,
+      "sha512": ""
+    }
+  }
+}

bin/Debug/net9.0/PeerToPeer_Messenger.runtimeconfig.json

@@ -0,0 +1,12 @@
+{
+  "runtimeOptions": {
+    "tfm": "net9.0",
+    "framework": {
+      "name": "Microsoft.NETCore.App",
+      "version": "9.0.0"
+    },
+    "configProperties": {
+      "System.Runtime.Serialization.EnableUnsafeBinaryFormatterSerialization": false
+    }
+  }
+}

obj/Debug/net9.0/.NETCoreApp,Version=v9.0.AssemblyAttributes.cs

@@ -0,0 +1,4 @@
+// <autogenerated />
+using System;
+using System.Reflection;
+[assembly: global::System.Runtime.Versioning.TargetFrameworkAttribute(".NETCoreApp,Version=v9.0", FrameworkDisplayName = ".NET 9.0")]

obj/Debug/net9.0/PeerToPeer_Messenger.AssemblyInfo.cs

@@ -0,0 +1,22 @@
+//------------------------------------------------------------------------------
+// <auto-generated>
+//     This code was generated by a tool.
+//
+//     Changes to this file may cause incorrect behavior and will be lost if
+//     the code is regenerated.
+// </auto-generated>
+//------------------------------------------------------------------------------
+
+using System;
+using System.Reflection;
+
+[assembly: System.Reflection.AssemblyCompanyAttribute("PeerToPeer_Messenger")]
+[assembly: System.Reflection.AssemblyConfigurationAttribute("Debug")]
+[assembly: System.Reflection.AssemblyFileVersionAttribute("1.0.0.0")]
+[assembly: System.Reflection.AssemblyInformationalVersionAttribute("1.0.0")]
+[assembly: System.Reflection.AssemblyProductAttribute("PeerToPeer_Messenger")]
+[assembly: System.Reflection.AssemblyTitleAttribute("PeerToPeer_Messenger")]
+[assembly: System.Reflection.AssemblyVersionAttribute("1.0.0.0")]
+
+// Generated by the MSBuild WriteCodeFragment class.
+

obj/Debug/net9.0/PeerToPeer_Messenger.AssemblyInfoInputs.cache

@@ -0,0 +1 @@
+c424b8d42f3704b2cdc8e26f70ca6efef32bc8e32676eff8162a7edfb2be94ed

obj/Debug/net9.0/PeerToPeer_Messenger.GeneratedMSBuildEditorConfig.editorconfig

@@ -0,0 +1,15 @@
+is_global = true
+build_property.TargetFramework = net9.0
+build_property.TargetPlatformMinVersion = 
+build_property.UsingMicrosoftNETSdkWeb = 
+build_property.ProjectTypeGuids = 
+build_property.InvariantGlobalization = 
+build_property.PlatformNeutralAssembly = 
+build_property.EnforceExtendedAnalyzerRules = 
+build_property._SupportedPlatformList = Linux,macOS,Windows
+build_property.RootNamespace = PeerToPeer_Messenger
+build_property.ProjectDir = /Users/krzysiek/Projekty/PRYWATNE/Desktopowe/CSharp/PeerToPeer_Messenger/
+build_property.EnableComHosting = 
+build_property.EnableGeneratedComInterfaceComImportInterop = 
+build_property.EffectiveAnalysisLevelStyle = 9.0
+build_property.EnableCodeStyleSeverity = 

obj/Debug/net9.0/PeerToPeer_Messenger.GlobalUsings.g.cs

@@ -0,0 +1,8 @@
+// <auto-generated/>
+global using global::System;
+global using global::System.Collections.Generic;
+global using global::System.IO;
+global using global::System.Linq;
+global using global::System.Net.Http;
+global using global::System.Threading;
+global using global::System.Threading.Tasks;

obj/Debug/net9.0/PeerToPeer_Messenger.csproj.CoreCompileInputs.cache

@@ -0,0 +1 @@
+5edb3c008946c394435d37e2908a97d499b558e475364e8e500ae5707d605230

obj/Debug/net9.0/PeerToPeer_Messenger.csproj.FileListAbsolute.txt

@@ -0,0 +1,14 @@
+/Users/krzysiek/Projekty/PRYWATNE/Desktopowe/CSharp/PeerToPeer_Messenger/obj/Debug/net9.0/PeerToPeer_Messenger.GeneratedMSBuildEditorConfig.editorconfig
+/Users/krzysiek/Projekty/PRYWATNE/Desktopowe/CSharp/PeerToPeer_Messenger/obj/Debug/net9.0/PeerToPeer_Messenger.AssemblyInfoInputs.cache
+/Users/krzysiek/Projekty/PRYWATNE/Desktopowe/CSharp/PeerToPeer_Messenger/obj/Debug/net9.0/PeerToPeer_Messenger.AssemblyInfo.cs
+/Users/krzysiek/Projekty/PRYWATNE/Desktopowe/CSharp/PeerToPeer_Messenger/obj/Debug/net9.0/PeerToPeer_Messenger.csproj.CoreCompileInputs.cache
+/Users/krzysiek/Projekty/PRYWATNE/Desktopowe/CSharp/PeerToPeer_Messenger/bin/Debug/net9.0/PeerToPeer_Messenger
+/Users/krzysiek/Projekty/PRYWATNE/Desktopowe/CSharp/PeerToPeer_Messenger/bin/Debug/net9.0/PeerToPeer_Messenger.deps.json
+/Users/krzysiek/Projekty/PRYWATNE/Desktopowe/CSharp/PeerToPeer_Messenger/bin/Debug/net9.0/PeerToPeer_Messenger.runtimeconfig.json
+/Users/krzysiek/Projekty/PRYWATNE/Desktopowe/CSharp/PeerToPeer_Messenger/bin/Debug/net9.0/PeerToPeer_Messenger.dll
+/Users/krzysiek/Projekty/PRYWATNE/Desktopowe/CSharp/PeerToPeer_Messenger/bin/Debug/net9.0/PeerToPeer_Messenger.pdb
+/Users/krzysiek/Projekty/PRYWATNE/Desktopowe/CSharp/PeerToPeer_Messenger/obj/Debug/net9.0/PeerToPeer_Messenger.dll
+/Users/krzysiek/Projekty/PRYWATNE/Desktopowe/CSharp/PeerToPeer_Messenger/obj/Debug/net9.0/refint/PeerToPeer_Messenger.dll
+/Users/krzysiek/Projekty/PRYWATNE/Desktopowe/CSharp/PeerToPeer_Messenger/obj/Debug/net9.0/PeerToPeer_Messenger.pdb
+/Users/krzysiek/Projekty/PRYWATNE/Desktopowe/CSharp/PeerToPeer_Messenger/obj/Debug/net9.0/PeerToPeer_Messenger.genruntimeconfig.cache
+/Users/krzysiek/Projekty/PRYWATNE/Desktopowe/CSharp/PeerToPeer_Messenger/obj/Debug/net9.0/ref/PeerToPeer_Messenger.dll

obj/Debug/net9.0/PeerToPeer_Messenger.genruntimeconfig.cache

@@ -0,0 +1 @@
+60029226d177ef366457010af00a0d531f8a7c9ee1cea76d074eb032522c319d

obj/PeerToPeer_Messenger.csproj.nuget.dgspec.json

@@ -0,0 +1,69 @@
+{
+  "format": 1,
+  "restore": {
+    "/Users/krzysiek/Projekty/PRYWATNE/Desktopowe/CSharp/PeerToPeer_Messenger/PeerToPeer_Messenger.csproj": {}
+  },
+  "projects": {
+    "/Users/krzysiek/Projekty/PRYWATNE/Desktopowe/CSharp/PeerToPeer_Messenger/PeerToPeer_Messenger.csproj": {
+      "version": "1.0.0",
+      "restore": {
+        "projectUniqueName": "/Users/krzysiek/Projekty/PRYWATNE/Desktopowe/CSharp/PeerToPeer_Messenger/PeerToPeer_Messenger.csproj",
+        "projectName": "PeerToPeer_Messenger",
+        "projectPath": "/Users/krzysiek/Projekty/PRYWATNE/Desktopowe/CSharp/PeerToPeer_Messenger/PeerToPeer_Messenger.csproj",
+        "packagesPath": "/Users/krzysiek/.nuget/packages/",
+        "outputPath": "/Users/krzysiek/Projekty/PRYWATNE/Desktopowe/CSharp/PeerToPeer_Messenger/obj/",
+        "projectStyle": "PackageReference",
+        "configFilePaths": [
+          "/Users/krzysiek/.nuget/NuGet/NuGet.Config"
+        ],
+        "originalTargetFrameworks": [
+          "net9.0"
+        ],
+        "sources": {
+          "/usr/local/share/dotnet/library-packs": {},
+          "https://api.nuget.org/v3/index.json": {},
+          "https://tizen.myget.org/F/dotnet/api/v3/index.json": {}
+        },
+        "frameworks": {
+          "net9.0": {
+            "targetAlias": "net9.0",
+            "projectReferences": {}
+          }
+        },
+        "warningProperties": {
+          "warnAsError": [
+            "NU1605"
+          ]
+        },
+        "restoreAuditProperties": {
+          "enableAudit": "true",
+          "auditLevel": "low",
+          "auditMode": "direct"
+        },
+        "SdkAnalysisLevel": "9.0.200"
+      },
+      "frameworks": {
+        "net9.0": {
+          "targetAlias": "net9.0",
+          "imports": [
+            "net461",
+            "net462",
+            "net47",
+            "net471",
+            "net472",
+            "net48",
+            "net481"
+          ],
+          "assetTargetFallback": true,
+          "warn": true,
+          "frameworkReferences": {
+            "Microsoft.NETCore.App": {
+              "privateAssets": "all"
+            }
+          },
+          "runtimeIdentifierGraphPath": "/usr/local/share/dotnet/sdk/9.0.202/PortableRuntimeIdentifierGraph.json"
+        }
+      }
+    }
+  }
+}

obj/PeerToPeer_Messenger.csproj.nuget.g.props

@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="utf-8" standalone="no"?>
+<Project ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+  <PropertyGroup Condition=" '$(ExcludeRestorePackageImports)' != 'true' ">
+    <RestoreSuccess Condition=" '$(RestoreSuccess)' == '' ">True</RestoreSuccess>
+    <RestoreTool Condition=" '$(RestoreTool)' == '' ">NuGet</RestoreTool>
+    <ProjectAssetsFile Condition=" '$(ProjectAssetsFile)' == '' ">$(MSBuildThisFileDirectory)project.assets.json</ProjectAssetsFile>
+    <NuGetPackageRoot Condition=" '$(NuGetPackageRoot)' == '' ">/Users/krzysiek/.nuget/packages/</NuGetPackageRoot>
+    <NuGetPackageFolders Condition=" '$(NuGetPackageFolders)' == '' ">/Users/krzysiek/.nuget/packages/</NuGetPackageFolders>
+    <NuGetProjectStyle Condition=" '$(NuGetProjectStyle)' == '' ">PackageReference</NuGetProjectStyle>
+    <NuGetToolVersion Condition=" '$(NuGetToolVersion)' == '' ">6.13.1</NuGetToolVersion>
+  </PropertyGroup>
+  <ItemGroup Condition=" '$(ExcludeRestorePackageImports)' != 'true' ">
+    <SourceRoot Include="/Users/krzysiek/.nuget/packages/" />
+  </ItemGroup>
+</Project>

obj/PeerToPeer_Messenger.csproj.nuget.g.targets

@@ -0,0 +1,2 @@
+<?xml version="1.0" encoding="utf-8" standalone="no"?>
+<Project ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" />

obj/project.assets.json

@@ -0,0 +1,74 @@
+{
+  "version": 3,
+  "targets": {
+    "net9.0": {}
+  },
+  "libraries": {},
+  "projectFileDependencyGroups": {
+    "net9.0": []
+  },
+  "packageFolders": {
+    "/Users/krzysiek/.nuget/packages/": {}
+  },
+  "project": {
+    "version": "1.0.0",
+    "restore": {
+      "projectUniqueName": "/Users/krzysiek/Projekty/PRYWATNE/Desktopowe/CSharp/PeerToPeer_Messenger/PeerToPeer_Messenger.csproj",
+      "projectName": "PeerToPeer_Messenger",
+      "projectPath": "/Users/krzysiek/Projekty/PRYWATNE/Desktopowe/CSharp/PeerToPeer_Messenger/PeerToPeer_Messenger.csproj",
+      "packagesPath": "/Users/krzysiek/.nuget/packages/",
+      "outputPath": "/Users/krzysiek/Projekty/PRYWATNE/Desktopowe/CSharp/PeerToPeer_Messenger/obj/",
+      "projectStyle": "PackageReference",
+      "configFilePaths": [
+        "/Users/krzysiek/.nuget/NuGet/NuGet.Config"
+      ],
+      "originalTargetFrameworks": [
+        "net9.0"
+      ],
+      "sources": {
+        "/usr/local/share/dotnet/library-packs": {},
+        "https://api.nuget.org/v3/index.json": {},
+        "https://tizen.myget.org/F/dotnet/api/v3/index.json": {}
+      },
+      "frameworks": {
+        "net9.0": {
+          "targetAlias": "net9.0",
+          "projectReferences": {}
+        }
+      },
+      "warningProperties": {
+        "warnAsError": [
+          "NU1605"
+        ]
+      },
+      "restoreAuditProperties": {
+        "enableAudit": "true",
+        "auditLevel": "low",
+        "auditMode": "direct"
+      },
+      "SdkAnalysisLevel": "9.0.200"
+    },
+    "frameworks": {
+      "net9.0": {
+        "targetAlias": "net9.0",
+        "imports": [
+          "net461",
+          "net462",
+          "net47",
+          "net471",
+          "net472",
+          "net48",
+          "net481"
+        ],
+        "assetTargetFallback": true,
+        "warn": true,
+        "frameworkReferences": {
+          "Microsoft.NETCore.App": {
+            "privateAssets": "all"
+          }
+        },
+        "runtimeIdentifierGraphPath": "/usr/local/share/dotnet/sdk/9.0.202/PortableRuntimeIdentifierGraph.json"
+      }
+    }
+  }
+}

obj/project.nuget.cache

@@ -0,0 +1,8 @@
+{
+  "version": 2,
+  "dgSpecHash": "beA8EarBYH0=",
+  "success": true,
+  "projectFilePath": "/Users/krzysiek/Projekty/PRYWATNE/Desktopowe/CSharp/PeerToPeer_Messenger/PeerToPeer_Messenger.csproj",
+  "expectedPackageFiles": [],
+  "logs": []
+}