import Interrupt from './interrupt'

import logger from '@uci/logger'
let log = {}

export default class Interrupts {
  constructor(pins,opts={}) {
    this.id = this.id || 'interrupts'
    this.pins = pins
    this.interrupt={}
    log = logger({name:'interrupts',id:this.id})
    pins.forEach (pin =>{
      opts[pin] = opts[pin] || {}
      opts[pin].id = (opts.id ||'interrupt') + ':' + pin;
      ['host','port','path','hook','wait','maxwait','leading','mock','trailing','edge','pull'].forEach(prop =>{
        opts[pin][prop] = opts[pin][prop] || opts[prop]
      })
      this.interrupt[pin]  = new Interrupt(pin,opts[pin])
      this.interrupt[pin].hook=hook
      this.interrupt[pin].reply = () =>{}
    })
  }

  async init() {
    return Promise.all(this.pins.map(pin => {return this.interrupt[pin].init()}))
  }


  // manual firing for testing
  fire(pin) {
    if(pin) {
      this.interrupt[pin].pin.emit('interrupt',1)
      console.log('manually firing interrupt for pin', pin)
    }
    else {
      console.log('manually firing interrupt for pins', this.pins)

      this.pins.forEach (async pin =>{
        this.interrupt[pin].pin.emit('interrupt',1)
      })
    }
  }

  setHook(func) {
    this.pins.forEach (async pin =>{
      this.interrupt[pin].hook=func
    })
  }

} // end Class

//  default hook
const hook = (packet) => {
  console.log('======Common for all Pins Default Hook=================')
  console.log(`pin ${packet.pin} on sbc gpio bus has thrown ${packet.count}th interrupt`)
  console.log('sending to all connected sockets with default cmd:"interrupt"')
  console.dir(packet)
  console.log('this is the default beforeHook')
  console.log('add  .hook for your instance or extended class')
  console.log('=======================')
  return packet
}