50 lines
1.8 KiB
JavaScript
50 lines
1.8 KiB
JavaScript
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// Copyright (c) Microsoft Corporation. All rights reserved.
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// Licensed under the MIT License.
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const { ActivityHandler } = require('botbuilder');
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class DialogBot extends ActivityHandler {
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/**
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*
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* @param {ConversationState} conversationState
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* @param {UserState} userState
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* @param {Dialog} dialog
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*/
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constructor(conversationState, userState, dialog) {
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super();
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if (!conversationState) throw new Error('[DialogBot]: Missing parameter. conversationState is required');
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if (!userState) throw new Error('[DialogBot]: Missing parameter. userState is required');
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if (!dialog) throw new Error('[DialogBot]: Missing parameter. dialog is required');
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this.conversationState = conversationState;
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this.userState = userState;
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this.dialog = dialog;
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this.dialogState = this.conversationState.createProperty('DialogState');
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this.onMessage(async (context, next) => {
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console.log('Running dialog with Message Activity.');
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// Run the Dialog with the new message Activity.
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await this.dialog.run(context, this.dialogState);
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// By calling next() you ensure that the next BotHandler is run.
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await next();
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});
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this.onDialog(async (context, next) => {
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// Save any state changes. The load happened during the execution of the Dialog.
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await this.conversationState.saveChanges(context, false);
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await this.userState.saveChanges(context, false);
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// By calling next() you ensure that the next BotHandler is run.
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await next();
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});
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}
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async onSignInInvoke(context) {
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await this.dialog.run(context, this.dialogState);
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}
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}
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module.exports.DialogBot = DialogBot;
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