reshuffle/src/connectors/CustomEventConnector.ts

Reshuffle is a fast, unopinionated, minimalist integration framework

import { BaseConnector, EventConfiguration } from 'reshuffle-base-connector'

export interface CustomEventConnectorEventOptions {
  channel: string
}

export default class CustomEventConnector extends BaseConnector<
  null,
  CustomEventConnectorEventOptions
> {
  on(
    options: CustomEventConnectorEventOptions,
    handler: any,
    eventId?: string,
  ): EventConfiguration {
    if (!eventId) {
      eventId = `CustomEvent/${options.channel}/${this.id}`
    }
    const event = new EventConfiguration(eventId, this, options)
    this.eventConfigurations[event.id] = event
    this.app.when(event, handler)

    return event
  }

  async fire(channel: string, payload: any) {
    const eventsToExecute = Object.values(this.eventConfigurations).filter(
      (e) => e.options.channel === channel,
    )

    for (const event of eventsToExecute) {
      await this.app.handleEvent(event.id, {
        ...event,
        payload,
      })
    }
  }
}