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Merge pull request #2 from mikedegeofroy/lab-3
Lab 3
2 parents b29dda2 + eda62d8 commit 38f70e9

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‎Itmo.ObjectOrientedProgramming.sln

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@@ -29,6 +29,7 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Lab4.Tests", "tests\Lab4.Te
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EndProject
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Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Lab5.Tests", "tests\Lab5.Tests\Lab5.Tests.csproj", "{FA627A62-AD7A-4A72-B15C-EC8AEFD206DB}"
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EndProject
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Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Lab3.Console", "src\Lab3.Console\Lab3.Console.csproj", "{9654EFB5-5367-4DAD-8F18-58E113384AA0}"
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Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Lab5", "Lab5", "{99CB5FCA-AC39-4AD0-B4FF-A8C051CC2809}"
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EndProject
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Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Presentation", "Presentation", "{08E62A91-F7B4-4FE8-A1F8-BFD64F7E3A9E}"
@@ -72,6 +73,7 @@ Global
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{7E5E46DB-EF55-47E6-822A-6AE20BF2FCD9} = {792FFE57-F1A0-47A4-9E2A-80F75FF2F8DB}
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{17689E4A-FE4F-4893-8E28-3BA911DEC8D8} = {792FFE57-F1A0-47A4-9E2A-80F75FF2F8DB}
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{FA627A62-AD7A-4A72-B15C-EC8AEFD206DB} = {792FFE57-F1A0-47A4-9E2A-80F75FF2F8DB}
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{9654EFB5-5367-4DAD-8F18-58E113384AA0} = {8ED774F4-D429-4B82-B768-50DCA8EFF609}
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{99CB5FCA-AC39-4AD0-B4FF-A8C051CC2809} = {8ED774F4-D429-4B82-B768-50DCA8EFF609}
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{08E62A91-F7B4-4FE8-A1F8-BFD64F7E3A9E} = {99CB5FCA-AC39-4AD0-B4FF-A8C051CC2809}
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{D6F0AF28-4B74-4CEF-BAE0-631C60979762} = {99CB5FCA-AC39-4AD0-B4FF-A8C051CC2809}
@@ -122,6 +124,10 @@ Global
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{FA627A62-AD7A-4A72-B15C-EC8AEFD206DB}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{FA627A62-AD7A-4A72-B15C-EC8AEFD206DB}.Release|Any CPU.ActiveCfg = Release|Any CPU
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{FA627A62-AD7A-4A72-B15C-EC8AEFD206DB}.Release|Any CPU.Build.0 = Release|Any CPU
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{9654EFB5-5367-4DAD-8F18-58E113384AA0}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
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{9654EFB5-5367-4DAD-8F18-58E113384AA0}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{9654EFB5-5367-4DAD-8F18-58E113384AA0}.Release|Any CPU.ActiveCfg = Release|Any CPU
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{9654EFB5-5367-4DAD-8F18-58E113384AA0}.Release|Any CPU.Build.0 = Release|Any CPU
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{9BAA271C-E0CC-42C8-83E7-FC398D53874F}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
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{9BAA271C-E0CC-42C8-83E7-FC398D53874F}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{9BAA271C-E0CC-42C8-83E7-FC398D53874F}.Release|Any CPU.ActiveCfg = Release|Any CPU

‎src/Lab2.Console/Lab2.Console.csproj

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<Project Sdk="Microsoft.NET.Sdk">
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<PropertyGroup>
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<OutputType>Exe</OutputType>
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<TargetFramework>net7.0</TargetFramework>
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<ImplicitUsings>enable</ImplicitUsings>
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<Nullable>enable</Nullable>
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</PropertyGroup>
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</Project>

‎src/Lab2.Console/Program.cs

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‎src/Lab3.Console/Lab3.Console.csproj

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<Project Sdk="Microsoft.NET.Sdk">
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<PropertyGroup>
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<OutputType>Exe</OutputType>
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<TargetFramework>net7.0</TargetFramework>
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<ImplicitUsings>enable</ImplicitUsings>
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<Nullable>enable</Nullable>
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</PropertyGroup>
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<ItemGroup>
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<ProjectReference Include="..\Lab3\Lab3.csproj" />
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</ItemGroup>
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</Project>

‎src/Lab3.Console/Program.cs

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using System.Drawing;
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using Itmo.ObjectOrientedProgramming.Lab3.Decorators;
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using Itmo.ObjectOrientedProgramming.Lab3.Display;
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using Itmo.ObjectOrientedProgramming.Lab3.Filter;
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using Itmo.ObjectOrientedProgramming.Lab3.Logger;
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using Itmo.ObjectOrientedProgramming.Lab3.Message;
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using Itmo.ObjectOrientedProgramming.Lab3.User;
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var message = new Message("Good morning!", "This is a body.", 2);
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var user = new User();
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var logger = new Logger();
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var filter = new PriorityFilter(3);
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var proxy2 = new MessageLogger(user, logger);
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var proxy1 = new MessageFilter(proxy2, filter);
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proxy1.HandleMessage(message);
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var display = new DisplayToFile();
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display.SetColor(Color.Red);
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display.Out("Hello!");

‎src/Lab3/Decorators/MessageFilter.cs

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using Itmo.ObjectOrientedProgramming.Lab3.Filter;
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using Itmo.ObjectOrientedProgramming.Lab3.Message;
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namespace Itmo.ObjectOrientedProgramming.Lab3.Decorators;
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public class MessageFilter : IRecipient
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{
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private readonly IRecipient _recipient;
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private readonly IFilter _filter;
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public MessageFilter(IRecipient recipient, IFilter filter)
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{
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_recipient = recipient;
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_filter = filter;
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}
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public void HandleMessage(IMessage message)
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{
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if (_filter.Filter(message)) _recipient.HandleMessage(message);
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}
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}

‎src/Lab3/Decorators/MessageLogger.cs

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using Itmo.ObjectOrientedProgramming.Lab3.Logger;
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using Itmo.ObjectOrientedProgramming.Lab3.Message;
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namespace Itmo.ObjectOrientedProgramming.Lab3.Decorators;
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public class MessageLogger : IRecipient
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{
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private readonly IRecipient _recipient;
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private readonly ILogger _logger;
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public MessageLogger(IRecipient recipient, ILogger logger)
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{
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_recipient = recipient;
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_logger = logger;
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}
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public void HandleMessage(IMessage message)
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{
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Log(message);
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_recipient.HandleMessage(message);
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}
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private void Log(IRenderable message)
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{
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_logger.Log(message.Render());
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}
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}

‎src/Lab3/Display/Display.cs

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using System.Drawing;
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using Itmo.ObjectOrientedProgramming.Lab3.Message;
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namespace Itmo.ObjectOrientedProgramming.Lab3.Display;
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// TODO
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// should have a display that takes in a string.
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public class Display : IRecipient
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{
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private readonly DisplayDriver _displayStrategy;
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public Display(IDisplayStrategy displayStrategy)
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{
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_displayStrategy = new DisplayDriver(displayStrategy);
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}
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public void HandleMessage(IMessage message)
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{
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_displayStrategy.OutputText(message.Render(), Color.Red);
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}
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}

‎src/Lab3/Display/DisplayDriver.cs

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using System.Drawing;
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namespace Itmo.ObjectOrientedProgramming.Lab3.Display;
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public class DisplayDriver
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{
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private readonly IDisplayStrategy _strategy;
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public DisplayDriver(IDisplayStrategy strategy)
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{
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_strategy = strategy;
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}
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public void OutputText(string text, Color color)
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{
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_strategy.Clear();
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_strategy.SetColor(color);
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_strategy.Out(text);
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}
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}

‎src/Lab3/Display/DisplayToConsole.cs

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using System;
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using System.Drawing;
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namespace Itmo.ObjectOrientedProgramming.Lab3.Display;
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public class DisplayToConsole : IDisplayStrategy
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{
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private Color _color;
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public DisplayToConsole()
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{
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_color = Color.White;
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}
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public void Clear()
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{
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Console.Clear();
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}
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public void SetColor(Color color)
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{
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_color = color;
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}
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public void Out(string text)
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{
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Console.WriteLine(Crayon.Output.Rgb(_color.R, _color.G, _color.B).Text(text));
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}
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}

‎src/Lab3/Display/DisplayToFile.cs

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using System;
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using System.Drawing;
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using System.IO;
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namespace Itmo.ObjectOrientedProgramming.Lab3.Display;
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public class DisplayToFile : IDisplayStrategy
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{
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private Color _color;
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public DisplayToFile()
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{
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_color = Color.White;
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}
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public void Clear()
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{
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Console.Clear();
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}
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public void SetColor(Color color)
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{
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_color = color;
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}
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public void Out(string text)
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{
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const string path = "test.txt";
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if (File.Exists(path)) return;
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using StreamWriter sw = File.CreateText(path);
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sw.WriteLine(Crayon.Output.Rgb(_color.R, _color.G, _color.B).Text(text));
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}
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}

‎src/Lab3/Display/IDisplayStrategy.cs

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using System.Drawing;
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namespace Itmo.ObjectOrientedProgramming.Lab3.Display;
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public interface IDisplayStrategy
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{
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void Clear();
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void SetColor(Color color);
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void Out(string text);
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}

‎src/Lab3/Filter/IFilter.cs

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using Itmo.ObjectOrientedProgramming.Lab3.Message;
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namespace Itmo.ObjectOrientedProgramming.Lab3.Filter;
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public interface IFilter
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{
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bool Filter(IMessage message);
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}

‎src/Lab3/Filter/PriorityFilter.cs

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using Itmo.ObjectOrientedProgramming.Lab3.Message;
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namespace Itmo.ObjectOrientedProgramming.Lab3.Filter;
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public class PriorityFilter : IFilter
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{
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private int _priorityFilter;
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public PriorityFilter(int priorityLevel = 0)
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{
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_priorityFilter = priorityLevel;
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}
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public void SetFilter(int priorityLevel)
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{
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_priorityFilter = priorityLevel;
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}
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public bool Filter(IMessage message)
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{
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return message.Priority >= _priorityFilter;
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}
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}

‎src/Lab3/Group/GroupRecipient.cs

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using System.Collections.Generic;
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using Itmo.ObjectOrientedProgramming.Lab3.Message;
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namespace Itmo.ObjectOrientedProgramming.Lab3.Group;
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public class GroupRecipient : IRecipient
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{
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private readonly IEnumerable<IRecipient> _recipients;
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public GroupRecipient(IEnumerable<IRecipient> recipients)
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{
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_recipients = recipients;
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}
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public void HandleMessage(IMessage message)
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{
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foreach (IRecipient recipient in _recipients)
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{
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recipient.HandleMessage(message);
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}
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}
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}

‎src/Lab3/IRecipient.cs

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using Itmo.ObjectOrientedProgramming.Lab3.Message;
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namespace Itmo.ObjectOrientedProgramming.Lab3;
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public interface IRecipient
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{
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void HandleMessage(IMessage message);
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}

‎src/Lab3/IRenderable.cs

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namespace Itmo.ObjectOrientedProgramming.Lab3;
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public interface IRenderable
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{
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string Render();
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}

‎src/Lab3/Lab3.csproj

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<RootNamespace>Itmo.ObjectOrientedProgramming.Lab3</RootNamespace>
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</PropertyGroup>
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<ItemGroup>
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<PackageReference Include="Crayon" />
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</ItemGroup>
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</Project>

‎src/Lab3/Logger/ILogger.cs

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namespace Itmo.ObjectOrientedProgramming.Lab3.Logger;
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public interface ILogger
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{
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void Log(string message);
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}

‎src/Lab3/Logger/Logger.cs

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using System;
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namespace Itmo.ObjectOrientedProgramming.Lab3.Logger;
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public class Logger : ILogger
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{
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public void Log(string message)
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{
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Console.WriteLine(message);
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}
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}

‎src/Lab3/Message/IMessage.cs

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namespace Itmo.ObjectOrientedProgramming.Lab3.Message;
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public interface IMessage : IRenderable
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{
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int Priority { get; }
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}

‎src/Lab3/Message/Message.cs

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namespace Itmo.ObjectOrientedProgramming.Lab3.Message;
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public class Message : IMessage
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{
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private readonly string _header;
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private readonly string _body;
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public Message(string header, string body, int priority)
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{
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_header = header;
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_body = body;
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Priority = priority;
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}
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public int Priority { get; }
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public string Render()
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{
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return _header + '\n' + _body;
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}
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}

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