import { GPIO } from "./pins"

console.log(`kill -9 ${process.pid}`)

const gpio = new GPIO({ resetOnClose: true })

// // Blink an LED
using led = gpio.output(21)

// Read a button
using inputs = gpio.inputGroup({
  button: { pin: 20, pull: "up", debounce: 10 },
  switch: { pin: 16, pull: "up", debounce: 10 }
})

led.value = inputs.pins.button.value

const iteratorEvents = new Promise(async (resolve) => {
  for await (const event of inputs.events()) {
    if (event.pin === "button") {
      led.value = event.value
    }
  }
})

const switchEvent = new Promise<void>(async (resolve) => {
  await inputs.pins.switch.waitForValue(0)
  console.log("Switch pressed!")
  resolve()
})

process.on("SIGINT", () => {
  inputs.close()
  led.close()
  process.exit(0)
})

process.on("SIGTERM", () => {
  inputs.close()
  
  process.exit(0)
})

await Promise.race([iteratorEvents, switchEvent])

console.log(`👋 Goodbye!`)