Jovo v4 RepeatIntent

app.dev.ts

import { app } from './app';
import { FileDb } from '@jovotech/db-filedb';
import { JovoDebugger } from '@jovotech/plugin-debugger';

app.configure({
  plugins: [
    new FileDb({
      pathToFile: '../db/db.json',
      storedElements: {
        history: {
          enabled: true,
          size: 1, // Size of the this.$history array
          output: true, // Store this.$output in history
        },
      },
    }),
    new JovoDebugger(),
  ],
});

export * from './server.express';

app.ts

import { AlexaPlatform } from '@jovotech/platform-alexa';
import { App } from '@jovotech/framework';

import { GlobalComponent } from './components/GlobalComponent';

const app = new App({
  components: [GlobalComponent, LoveHatePizzaComponent],

  plugins: [
		new AlexaPlatform({
		  intentMap: { 
        'AMAZON.StopIntent': 'END', 
        'AMAZON.CancelIntent': 'END',
        'AMAZON.RepeatIntent': 'RepeatIntent',
       }
		}),
  ],

  logging: true,
});

export { app };

GlobalComponents.ts

import { Component, BaseComponent, Global, Handle } from '@jovotech/framework';

@Global()
@Component()
export class GlobalComponent extends BaseComponent {

@Handle({ intents: ['RepeatIntent'], prioritizedOverUnhandled: true })
  RepeatPreviousMessage() {
    if (this.$history.prev?.output) {
      return this.$send(this.$history.prev.output);
    } else {
      return this.$send('Unfortunately, there is nothing to repeat.');
    }
  }
}

More information in the Jovo Docs: https://www.jovo.tech/docs/data#example--repeat