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masiton
2025-07-05 04:38:31 +02:00
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38
.gitea/workflows/publish-nuget.yml Normal file
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name: Pack and Push NuGet Package
on:
push:
branches:
- main
jobs:
publish:
container:
image: mcr.microsoft.com/dotnet/sdk:9.0
steps:
- name: Install Node.js and dependencies
run: |
apt-get update
apt-get install -y curl gnupg
curl -fsSL https://deb.nodesource.com/setup_18.x | bash -
apt-get install -y nodejs git
- name: Checkout
uses: actions/checkout@v3
- name: Restore dependencies
run: dotnet restore ./code/MessengerApi.SubscriptionClient/MessengerApi.SubscriptionClient.csproj
- name: Build project
run: dotnet build ./code/MessengerApi.SubscriptionClient/MessengerApi.SubscriptionClient.csproj -c Release
- name: Pack NuGet Package
run: |
dotnet pack ./code/MessengerApi.SubscriptionClient/MessengerApi.SubscriptionClient.csproj -c Release -o out
- name: Push to Gitea NuGet Registry
run: |
dotnet nuget push out/*.nupkg \
--api-key "${{ secrets.NUGET_PUBLISH_TOKEN }}" \
--source "https://gitea.masita.net/api/packages/${{ secrets.NUGET_PUBLISH_USERNAME }}/nuget/index.json"

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.gitignore vendored Normal file
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# Uncomment if necessary however generally it will be regenerated when needed
#!**/[Pp]ackages/repositories.config
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# but keep track of directories ending in .cache
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# (https://github.com/github/gitignore/pull/2483#issue-259490424)
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Directory.Packages.props Normal file
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<Project>
<ItemGroup>
<PackageVersion Include="portaloggy" Version="1.0.2" />
<PackageVersion Include="MessengerApi.Client" Version="2025.7.5.228" />
</ItemGroup>
</Project>

7
LICENSE Normal file
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Copyright 2024 Ondřej Mašita
Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the “Software”), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED “AS IS”, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

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NuGet.config Normal file
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<?xml version="1.0" encoding="utf-8"?>
<configuration>
<packageSources>
<add key="nuget.org" value="https://api.nuget.org/v3/index.json" />
<add key="mc" value="https://gitea.masita.net/api/packages/mc/nuget/index.json" />
</packageSources>
<packageSourceMapping>
<packageSource key="nuget.org">
<package pattern="*" />
</packageSource>
<packageSource key="mc">
<package pattern="portaloggy" />
<package pattern="MessengerApi.Client" />
</packageSource>
</packageSourceMapping>
</configuration>

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README.md Normal file
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# messengerapi.Client
[!["send me a tip"](https://img.shields.io/badge/give%20me%20a%20-tip-FFD200)](https://paypal.me/emsicz) [!["see my github"](https://img.shields.io/badge/see%20my%20-github-1F2328)](https://github.com/masiton?tab=repositories)
Allows subscription-based consumption of MessengerApi. Simply subscribe to pattern in PayloadType property of the message and SubscriptionClient will let you know when a message arrives.
![example](./assets/example.jpeg)

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code/MessengerApi.SubscriptionClient.Example/MessengerApi.SubscriptionClient.Example.csproj Normal file
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<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<OutputType>Exe</OutputType>
<TargetFramework>net9.0</TargetFramework>
<ImplicitUsings>enable</ImplicitUsings>
<Nullable>enable</Nullable>
</PropertyGroup>
<ItemGroup>
<ProjectReference Include="..\MessengerApi.SubscriptionClient\MessengerApi.SubscriptionClient.csproj" />
</ItemGroup>
</Project>

48
code/MessengerApi.SubscriptionClient.Example/Program.cs Normal file
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using MessengerApi.Model;
using MessengerApi.Model.Messages;
using portaloggy;
namespace MessengerApi.Example
{
internal class Program
{
static void Main(string[] args)
{
var logger = new ConsoleLogger();
var httpClient = new HttpClient();
var client1 = new Client(
new Credentials(
"aab8f7e9-ad13-4bf8-bb2e-0cd93d81adc0",
"http://localhost:5259"),
httpClient,
logger);
var client2 = new SubscriptionClient(
new Credentials(
"8f73f683-7cb3-40df-998e-6e604aef0e53",
"http://localhost:5259"),
httpClient,
logger);
var user1 = Guid.Parse("f696442b-e8dc-4074-b34f-94bcece8e74b");
var user2 = Guid.Parse("15d97720-f5b7-47aa-9c1a-71f98b0b9248");
var client2Subscription = client2.Subscribe("TEST");
client2Subscription.OnMessage += (s, m) =>
{
logger.Info($"Received subscribed message - {m.Payload}");
};
var messageId = client1.SendMessage(new OutboxMessage
{
ToUserId = user2,
PayloadType = "TEST",
Payload = "Testing payload."
});
Task.Delay(2000).Wait();
}
}
}

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code/MessengerApi.SubscriptionClient.sln Normal file
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Microsoft Visual Studio Solution File, Format Version 12.00
# Visual Studio Version 17
VisualStudioVersion = 17.11.35312.102
MinimumVisualStudioVersion = 10.0.40219.1
Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Solution Items", "Solution Items", "{8EC462FD-D22E-90A8-E5CE-7E832BA40C5D}"
ProjectSection(SolutionItems) = preProject
..\Directory.Packages.props = ..\Directory.Packages.props
..\NuGet.config = ..\NuGet.config
..\README.md = ..\README.md
EndProjectSection
EndProject
Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "workflows", "workflows", "{02EA681E-C7D8-13C7-8484-4AC65E1B71E8}"
ProjectSection(SolutionItems) = preProject
..\.gitea\workflows\publish-nuget.yml = ..\.gitea\workflows\publish-nuget.yml
EndProjectSection
EndProject
Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = ".gitea", ".gitea", "{C3305381-7A52-4E26-9527-1697692DDD5A}"
EndProject
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "MessengerApi.SubscriptionClient", "MessengerApi.SubscriptionClient\MessengerApi.SubscriptionClient.csproj", "{38F678EF-B8DB-5BF5-CFE7-69BA61F502EF}"
EndProject
Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "MessengerApi.SubscriptionClient.Example", "MessengerApi.SubscriptionClient.Example\MessengerApi.SubscriptionClient.Example.csproj", "{0DA95596-3ECF-4AC1-B9F0-E51AF344F64C}"
EndProject
Global
GlobalSection(SolutionConfigurationPlatforms) = preSolution
Debug|Any CPU = Debug|Any CPU
Release|Any CPU = Release|Any CPU
EndGlobalSection
GlobalSection(ProjectConfigurationPlatforms) = postSolution
{38F678EF-B8DB-5BF5-CFE7-69BA61F502EF}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
{38F678EF-B8DB-5BF5-CFE7-69BA61F502EF}.Debug|Any CPU.Build.0 = Debug|Any CPU
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{38F678EF-B8DB-5BF5-CFE7-69BA61F502EF}.Release|Any CPU.Build.0 = Release|Any CPU
{0DA95596-3ECF-4AC1-B9F0-E51AF344F64C}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
{0DA95596-3ECF-4AC1-B9F0-E51AF344F64C}.Debug|Any CPU.Build.0 = Debug|Any CPU
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SolutionGuid = {61948E36-4C2B-4BC9-80B6-9E155CE9F7DE}
EndGlobalSection
EndGlobal

27
code/MessengerApi.SubscriptionClient/MessengerApi.SubscriptionClient.csproj Normal file
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<Project Sdk="Microsoft.NET.Sdk">
<PropertyGroup>
<TargetFramework>net9.0</TargetFramework>
<ImplicitUsings>enable</ImplicitUsings>
<Nullable>disable</Nullable>
<GeneratePackageOnBuild>True</GeneratePackageOnBuild>
<Title>$(AssemblyName)</Title>
<AssemblyVersion>$([System.DateTime]::UtcNow.ToString("yyyy.MM.dd.HHmm"))</AssemblyVersion>
<PackageVersion>$([System.DateTime]::UtcNow.ToString("yyyy.MM.dd.HHmm"))</PackageVersion>
<BaseOutputPath>..\out\</BaseOutputPath>
<ManagePackageVersionsCentrally>true</ManagePackageVersionsCentrally>
<Title>$(AssemblyName)</Title>
<PackageProjectUrl>https://gitea.masita.net/mc/messengerapi.SubscriptionClient</PackageProjectUrl>
<RepositoryUrl>https://gitea.masita.net/mc/messengerapi.SubscriptionClient</RepositoryUrl>
<PackageTags>logging;log;logger</PackageTags>
<PackageLicenseExpression>mit-0</PackageLicenseExpression>
<Description>Allows subscription-based consumption of MessengerApi. Simply subscribe to pattern in PayloadType property of the message and SubscriptionClient will let you know when a message arrives.</Description>
<Copyright>mc @ 2024</Copyright>
<Authors>mc</Authors>
</PropertyGroup>
<ItemGroup>
<PackageReference Include="MessengerApi.Client" />
<PackageReference Include="portaloggy" />
</ItemGroup>
</Project>

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code/MessengerApi.SubscriptionClient/Model/Subscription.cs Normal file
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using MessengerApi.Model.Messages;
namespace MessengerApi.Model
{
/// <summary>
/// See <see cref="SubscriptionClient"/> if you need to subscribe. It will give you one of these upon subscribing.
/// Also see <see cref="OnMessage"/> for what happens where you actually receive message for this sub.
/// </summary>
public class Subscription : IDisposable
{
public string MessageTypeMask { get; private set; }
public event EventHandler<InboxMessage> OnMessage;
internal SubscriptionClient client;
private bool isDisposed;
internal Subscription(string messageTypeMask, SubscriptionClient client)
{
MessageTypeMask = messageTypeMask;
this.client = client;
}
internal void Message(InboxMessage message)
{
OnMessage?.Invoke(this, message);
}
public void Dispose()
{
if (isDisposed)
{
return;
}
AssertNotDisposedOrThrow();
client.Unsubscribe(this);
Dispose();
isDisposed = true;
}
private void AssertNotDisposedOrThrow()
{
if (isDisposed)
{
throw new ObjectDisposedException(MessageTypeMask);
}
}
}
}

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code/MessengerApi.SubscriptionClient/SubscriptionClient.cs Normal file
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using MessengerApi.Model;
using portaloggy;
namespace MessengerApi
{
/// <summary>
/// This exists so you can mock it.
/// </summary>
public interface ISubscriptionClient : IDisposable
{
/// <summary>
/// Subscribes to given message type mask. Thread-safe.
/// </summary>
/// <remarks>Expected format of mask: "MY-MESSAGE-TYPE". No wildcards or placeholders, we only compare MessageType.StartsWith using this value.</remarks>
Subscription Subscribe(string payloadTypeMask);
/// <summary>
/// Unsubscribes from given subscriptions. Thread-safe.
/// </summary>
void Unsubscribe(Subscription subscription);
}
/// <summary>
/// This is where you begin. Instantiate one of these and start subscribing with <see cref="Subscribe(string)"/>.
/// </summary>
public class SubscriptionClient : Client, ISubscriptionClient
{
private readonly SubscriptionPollingEngine _engine;
private bool _isDisposed;
public SubscriptionClient(Credentials credentials, HttpClient client = null, ILogger logger = null) : base(credentials, client, logger)
{
this._engine = new SubscriptionPollingEngine(this._logger, this);
}
public void Dispose()
{
if (this._isDisposed)
{
return;
}
this._engine.Dispose();
this._isDisposed = true;
}
public Subscription Subscribe(string messageTypeMask)
{
var sub = new Subscription(messageTypeMask, this);
this._engine.AddSubscription(sub);
return sub;
}
public void Unsubscribe(Subscription subscription)
{
this._engine.RemoveSubscription(subscription);
}
}
}

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code/MessengerApi.SubscriptionClient/SubscriptionPollingEngine.cs Normal file
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using portaloggy;
using MessengerApi.Model.Messages;
using MessengerApi.Model;
namespace MessengerApi
{
internal class SubscriptionPollingEngine : IDisposable
{
private readonly ILogger logger;
private readonly IClient client;
private readonly List<Subscription> subscriptions = new List<Subscription>();
private readonly object subscriptionsLocker = new object();
private Task executionTask;
private CancellationTokenSource executionCts;
private bool isDisposed;
internal SubscriptionPollingEngine(
ILogger logger,
IClient client)
{
this.logger = logger;
this.client = client;
}
public Task AddSubscription(Subscription subscription)
{
this.AssertNotDisposedOrThrow();
lock (subscriptionsLocker)
{
subscriptions.Add(subscription);
}
this.logger.Log($"Subscription added for message {subscription.MessageTypeMask}.");
if(this.executionTask == null && this.executionCts == null)
{
this.BeginPolling();
}
return Task.CompletedTask;
}
public void Dispose()
{
if (this.isDisposed)
{
return;
}
this.executionCts.Cancel();
this.executionCts.Dispose();
this.isDisposed = true;
}
internal void BeginPolling()
{
this.executionCts = new CancellationTokenSource();
this.executionTask = this.PollEndlessly(this.executionCts.Token);
this.logger.Log("Polling endlessly now.");
}
internal void RemoveSubscription(Subscription subscription)
{
lock (subscriptionsLocker)
{
this.subscriptions.Remove(subscription);
}
}
private async Task PollEndlessly(CancellationToken token)
{
while (!token.IsCancellationRequested)
{
var messages = Enumerable.Empty<InboxMessage>();
try
{
messages = this.client.GetMessages();
this.logger.Info($"Received {messages.Count()} messages.");
}
catch (Exception ex)
{
this.logger.Error("Can't obtain messages.", ex);
}
foreach (var message in messages)
{
try
{
var sub = (Subscription)null;
lock (this.subscriptionsLocker)
{
sub = this.subscriptions.FirstOrDefault(x => message.PayloadType.StartsWith(x.MessageTypeMask));
}
if (sub == null)
{
this.logger.Log($"This message has no subscription and will be ignored: {message.PayloadType}.");
continue;
}
sub.Message(message);
}
catch (Exception ex)
{
this.logger.Error("Can't process received message.", ex);
}
}
await Task.Delay(1000);
}
this.logger.Info("Polling ended.");
}
private void AssertNotDisposedOrThrow()
{
if (this.isDisposed)
{
throw new ObjectDisposedException(null);
}
}
}
}