在nodejs中将Bot框架v4机器人连接到Power Virtual Agent机器人

npm install --save botbuilder-ai

const { BotFrameworkAdapter, BotFrameworkAdapterSettings } = require('botbuilder');
const { BotFrameworkHttpClient } = require('botframework-connector');
const { MicrosoftAppCredentials } = require('botframework-connector');
const { PVAAssist } = require('botbuilder-ai');

const adapterSettings = new BotFrameworkAdapterSettings({
    appId: process.env.MicrosoftAppId,
    appPassword: process.env.MicrosoftAppPassword
});

const adapter = new BotFrameworkAdapter(adapterSettings);

const pvaConfig = {
    knowledgeBaseId: '<knowledge-base-id>',
    endpointKey: '<endpoint-key>',
    host: 'https://<power-virtual-agent-hostname>.azurewebsites.net'
};

const httpClient = new BotFrameworkHttpClient(MicrosoftAppCredentials.empty);
const pvaAssist = new PVAAssist(pvaConfig, httpClient);

adapter.use(pvaAssist);

adapter.onTurnError = async (context, error) => {
    console.error(`\n [onTurnError]: ${error}`);
    await context.sendActivity('An error occurred. Please try again later.');
};

adapter.processActivity(req, res, async (context) => {
    if (context.activity.type === 'message') {
        const results = await pvaAssist.recognize(context);
        const topIntent = results.intents[0].intent;
        // 根据意图执行适当的操作
        if (topIntent === 'GreetingIntent') {
            await context.sendActivity('Hello!');
        } else if (topIntent === 'HelpIntent') {
            await context.sendActivity('How can I assist you?');
        } else {
            await context.sendActivity("I'm sorry, I don't understand.");
        }
    }
});