Slack.Integration

This library provides Slack APIs. You can integrate your service and Slack. Currently support is only Incoming Webhook.

Incoming Webhook
Slash Command
Easy to pass known colors and emojis

Support Platform

.NET Framework 4.6.2+
.NET Standard 2.0+
.NET 8.0+

Incoming Webhook

Super easy to use.

var url = "<Your Incoming Webhook URL here.>";
var payload = new Payload { Text = "Hello, Slack!!" };
var client = new WebhookClient();
await client.SendAsync(url, payload);

Following is payload sample.

var payload = new Payload
{
    UserName = "Incoming Webhook",
    Text = "Hello, @xin9le !!\n\nThis posts is test for _Incoming WebHook_ .\nDocument is <https://api.slack.com/incoming-webhooks|here>.",
    Markdown = true,
    Channel = "#random",  // override channel
    LinkNames = true,
    IconEmoji = KnownEmoji.PlusOne,
    Attachments = new []
    {
        new Attachment
        {
            Fallback = "脱・読みづらいコード！今日から一段上のプログラマーになる方法 5 選",
            Color = Color.AliceBlue.ToHex(),
            PreText = "This text is optional that is displayed at the top of _attachment block_ .",
            AuthorName = "xin9le",
            AuthorLink = "http://xin9le.net",
            AuthorIcon = "https://pbs.twimg.com/profile_images/1047114972118114305/vw07RO7H_normal.jpg",
            Title = "脱・読みづらいコード！今日から一段上のプログラマーになる方法 5 選",
            TitleLink = "http://blog.xin9le.net/entry/2016/02/26/043557",
            Text = "「ソースコードを綺麗に書く」というのは、プログラマーであれば誰しもが心掛けたいと思っている *極めて重要な事柄* です。そもそも「綺麗なコードってなんぞ？」という感じですが、いくつかあると思います。",
            ImageUrl = "http://cdn-ak.f.st-hatena.com/images/fotolife/x/xin9le/20160226/20160226040749.png",
            ThumbUrl = "https://pbs.twimg.com/profile_images/1047114972118114305/vw07RO7H_normal.jpg",
            Footer = "xin9le",
            FooterIcon = "https://pbs.twimg.com/profile_images/1047114972118114305/vw07RO7H_normal.jpg",
            Timestamp = DateTimeOffset.Now.ToUnixTimeSeconds(),
            Fields = new []
            {
                new Field
                {
                    Title = "Unique User",
                    Value = "345",
                    Short = true,
                },
                new Field
                {
                    Title = "Page View",
                    Value = "12345",
                    Short = true,
                },
            },
            Actions = new []
            {
                new Slack.Integration.IncomingWebhook.Action
                {
                    Type = ActionType.Button,
                    Text = "GitHub",
                    Url = "https://github.com/xin9le",
                    Style = ActionStyle.Default,
                },
                new Slack.Integration.IncomingWebhook.Action
                {
                    Type = ActionType.Button,
                    Text = "Blog",
                    Url = "https://blog.xin9le.net",
                    Style = ActionStyle.Primary,
                },
                new Slack.Integration.IncomingWebhook.Action
                {
                    Type = ActionType.Button,
                    Text = "Twitter",
                    Url = "https://twitter.com/xin9le",
                    Style = ActionStyle.Danger,
                },
            },
        },
    },
};

Slash Command

Slash Command requests sent from Slack can be mapped as follows.

using Microsoft.AspNetCore.Mvc;
using Slack.Integration.SlashCommand;

public class SlashCommandController : Controller
{
    [HttpPost]
    public IAsyncResult DoSomething([FromForm]Request request)  // request mapping
    {
        // do something
        return this.Ok();
    }
}

Installation

Getting started from downloading NuGet package.

dotnet add package Slack.Integration

License

This library is provided under MIT License.

Author

Takaaki Suzuki (a.k.a @xin9le) is software developer in Japan who awarded Microsoft MVP for Developer Technologies (C#) since July 2012.