// All the pin functions for corresponding packet cmd:'pin'
// every function should return a packet ready to send to the i2c-bus socket
// export {pin}

const pin = {
  cfg: function(packet){
    return new Promise( async (resolve) => {
      console.log(packet)
      return resolve()
    })
  },
  test: function(packet){
    return new Promise( async (resolve, reject) => {
      setTimeout(() => {reject({error:'no response from bus in 2000ms'})},2000)
      let id = Math.random().toString().slice(2)
      let buspacket = {cmd:'scan', id:id}
      console.log('packet for bus', buspacket)
      this.busSend(buspacket)
      this.on(buspacket.id,function(busreply){
        console.log('reply emitted',busreply)
        this.removeAllListeners(busreply.id)
        let res = { cmd:'reply', _req:packet, _reqBus:buspacket}
        if (busreply.response.indexOf(parseInt(this.address,16))!=-1) res.ready = true
        res.address = this.address
        console.log(res)
        resolve(res)
      })
    })
  },
  status: function(packet){
    return new Promise( async (resolve) => {
      console.log(packet)
      return resolve()
    })
  },

  // // state is equivalent to read
  // status: packet => {
  // },
  // // threse three only for output pins
  // state : {
  //   on: packet => {
  //   },
  //   off: packet => {
  //   },
  //   toggle: packet => {
  //   }
  // },
  // // will create packet to determin pin caused interrupt, packet will come from interrupt module
  // interrupt: {
  //   find: packet =>{},
  //   report: packet=>{} // come here after determining which pin to report to requester
  // }
}

export default pin