Sending Activities

BotBuilder's pattern for sending activities via its TurnContext is similar to that in Teams SDK, but one key difference is that sending adaptive cards doesn't require constructing the entire activity yourself.

Diff

-   using Microsoft.Bot.Builder;
-   using Microsoft.Bot.Schema;
+   using Microsoft.Teams.Apps;
+   using Microsoft.Teams.Plugins.AspNetCore.Extensions;
+   using Microsoft.Teams.Api.Activities;

-   public class MyActivityHandler : ActivityHandler
-   {
-       protected override async Task OnMessageActivityAsync(
-           ITurnContext<IMessageActivity> turnContext,
-           CancellationToken cancellationToken)
-       {
-           await turnContext.SendActivityAsync(
-               Activity.CreateTypingActivity(), 
-               cancellationToken: cancellationToken);
-       }
-   }
+   var teams = app.UseTeams();
+   teams.OnMessage(async (context) =>
+   {
+       await context.Send(new Activity(type:"typing"));
+   });

BotBuilder

using Microsoft.Bot.Builder;
using Microsoft.Bot.Schema;

public class MyActivityHandler : ActivityHandler
{
    protected override async Task OnMessageActivityAsync(
        ITurnContext<IMessageActivity> turnContext,
        CancellationToken cancellationToken)
    {
        await turnContext.SendActivityAsync(
            Activity.CreateTypingActivity(), 
            cancellationToken: cancellationToken);
    }
}

Teams SDK

using Microsoft.Teams.Apps;
using Microsoft.Teams.Plugins.AspNetCore.Extensions;
using Microsoft.Teams.Api.Activities;

var teams = app.UseTeams();
teams.OnMessage(async (context) =>
{
    await context.Send(new Activity(type:"typing"));
});

Strings

Diff

-   using Microsoft.Bot.Builder;
-   using Microsoft.Bot.Schema;
+   using Microsoft.Teams.Apps;
+   using Microsoft.Teams.Plugins.AspNetCore.Extensions;

-   public class MyActivityHandler : ActivityHandler
-   {
-       protected override async Task OnMessageActivityAsync(
-           ITurnContext<IMessageActivity> turnContext,
-           CancellationToken cancellationToken)
-       {
-           await turnContext.SendActivityAsync("hello world", cancellationToken: cancellationToken);
-       }
-   }
+   var teams = app.UseTeams();
+   teams.OnMessage(async (context) =>
+   {
+       await context.Send("hello world");
+   });

BotBuilder

using Microsoft.Bot.Builder;
using Microsoft.Bot.Schema;

public class MyActivityHandler : ActivityHandler
{
    protected override async Task OnMessageActivityAsync(
        ITurnContext<IMessageActivity> turnContext,
        CancellationToken cancellationToken)
    {
        await turnContext.SendActivityAsync("hello world", cancellationToken: cancellationToken);
    }
}

Teams SDK

using Microsoft.Teams.Apps;
using Microsoft.Teams.Plugins.AspNetCore.Extensions;

var teams = app.UseTeams();
teams.OnMessage(async (context) =>
{
    await context.Send("hello world");
});

Adaptive Cards

Diff

-   using Microsoft.Bot.Builder;
-   using Microsoft.Bot.Schema;
+   using Microsoft.Teams.Apps;
+   using Microsoft.Teams.Cards;
+   using Microsoft.Teams.Plugins.AspNetCore.Extensions;

-   public class MyActivityHandler : ActivityHandler
-   {
-       protected override async Task OnMessageActivityAsync(
-           ITurnContext<IMessageActivity> turnContext,
-           CancellationToken cancellationToken)
-       {
-           var card = new
-           {
-               type = "AdaptiveCard",
-               version = "1.0",
-               body = new[]
-               {
-                   new { type = "TextBlock", text = "hello world" }
-               }
-           };
-           var attachment = new Attachment
-           {
-               ContentType = "application/vnd.microsoft.card.adaptive",
-               Content = card
-           };
-           var activity = MessageFactory.Attachment(attachment);
-           await turnContext.SendActivityAsync(activity, cancellationToken: cancellationToken);
-       }
-   }
+   var teams = app.UseTeams();
+   teams.OnMessage(async (context) =>
+   {
+       await context.Send(new AdaptiveCard(new TextBlock("hello world")));
+   });

BotBuilder

using Microsoft.Bot.Builder;
using Microsoft.Bot.Schema;

public class MyActivityHandler : ActivityHandler
{
    protected override async Task OnMessageActivityAsync(
        ITurnContext<IMessageActivity> turnContext,
        CancellationToken cancellationToken)
    {
        var card = new
        {
            type = "AdaptiveCard",
            version = "1.0",
            body = new[]
            {
                new { type = "TextBlock", text = "hello world" }
            }
        };
        var attachment = new Attachment
        {
            ContentType = "application/vnd.microsoft.card.adaptive",
            Content = card
        };
        var activity = MessageFactory.Attachment(attachment);
        await turnContext.SendActivityAsync(activity, cancellationToken: cancellationToken);
    }
}

Teams SDK

using Microsoft.Teams.Cards;
using Microsoft.Teams.Apps;
using Microsoft.Teams.Plugins.AspNetCore.Extensions;

var teams = app.UseTeams();
teams.OnMessage(async (context) =>
{
    await context.Send(new AdaptiveCard(new TextBlock("hello world")));
});

Attachments

Diff

-   using Microsoft.Bot.Builder;
-   using Microsoft.Bot.Schema;
+   using Microsoft.Teams.Apps;
+   using Microsoft.Teams.Api;
+   using Microsoft.Teams.Plugins.AspNetCore.Extensions;

-   public class MyActivityHandler : ActivityHandler
-   {
-       protected override async Task OnMessageActivityAsync(
-           ITurnContext<IMessageActivity> turnContext,
-           CancellationToken cancellationToken)
-       {
-           var activity = MessageFactory.Attachment(new Attachment { /* ... */ });
-           await turnContext.SendActivityAsync(activity, cancellationToken: cancellationToken);
-       }
-   }
+   var teams = app.UseTeams();
+   teams.OnMessage(async (context) =>
+   {
+       var activity = new MessageActivity();
+       activity.AddAttachment(new Attachment { /* ... */ });
+       await context.SendAsync(activity);
+   });

BotBuilder

using Microsoft.Bot.Builder;
using Microsoft.Bot.Schema;

public class MyActivityHandler : ActivityHandler
{
    protected override async Task OnMessageActivityAsync(
        ITurnContext<IMessageActivity> turnContext,
        CancellationToken cancellationToken)
    {
        var activity = MessageFactory.Attachment(new Attachment { /* ... */ });
        await turnContext.SendActivityAsync(activity, cancellationToken: cancellationToken);
    }
}

Teams SDK

using Microsoft.Teams.Api;
using Microsoft.Teams.Apps;
using Microsoft.Teams.Plugins.AspNetCore.Extensions;

var teams = app.UseTeams();
teams.OnMessage(async (context) =>
{
    var activity = new MessageActivity();
    activity.AddAttachment(new Attachment { /* ... */ });
    await context.SendAsync(activity);
});