microsoft/teams.net
Publicmirrored from https://github.com/microsoft/teams.netAvailable
core/src/Microsoft.Teams.Bot.Apps/Handlers/MessageDeleteHandler.cs
46lines · modecode
| 1 | // Copyright (c) Microsoft Corporation. |
| 2 | // Licensed under the MIT License. |
| 3 | |
| 4 | using Microsoft.Teams.Bot.Apps.Routing; |
| 5 | using Microsoft.Teams.Bot.Apps.Schema; |
| 6 | |
| 7 | namespace Microsoft.Teams.Bot.Apps.Handlers; |
| 8 | |
| 9 | /// <summary> |
| 10 | /// Delegate for handling message delete activities. |
| 11 | /// </summary> |
| 12 | /// <param name="context"></param> |
| 13 | /// <param name="cancellationToken"></param> |
| 14 | /// <returns></returns> |
| 15 | public delegate Task MessageDeleteHandler(Context<MessageDeleteActivity> context, CancellationToken cancellationToken = default); |
| 16 | |
| 17 | /// <summary> |
| 18 | /// Extension methods for registering message delete activity handlers. |
| 19 | /// </summary> |
| 20 | public static class MessageDeleteExtensions |
| 21 | { |
| 22 | /// <summary> |
| 23 | /// Registers a handler for message delete activities. |
| 24 | /// </summary> |
| 25 | /// <remarks> |
| 26 | /// Breaking change: previously only the first matching handler was invoked. All matching handlers are now invoked sequentially. |
| 27 | /// </remarks> |
| 28 | /// <param name="app"></param> |
| 29 | /// <param name="handler"></param> |
| 30 | /// <returns></returns> |
| 31 | public static TeamsBotApplication OnMessageDelete(this TeamsBotApplication app, MessageDeleteHandler handler) |
| 32 | { |
| 33 | ArgumentNullException.ThrowIfNull(app, nameof(app)); |
| 34 | app.Router.Register(new Route<MessageDeleteActivity> |
| 35 | { |
| 36 | Name = TeamsActivityType.MessageDelete, |
| 37 | Selector = _ => true, |
| 38 | Handler = async (ctx, cancellationToken) => |
| 39 | { |
| 40 | await handler(ctx, cancellationToken).ConfigureAwait(false); |
| 41 | } |
| 42 | }); |
| 43 | |
| 44 | return app; |
| 45 | } |
| 46 | } |
| 47 | |