//const PCout = true;
const PCout = false;

const fs = require('fs');
const path = require('path');

const Obniz = require("obniz");
const { createCanvas } = require('canvas')
const canvas = createCanvas(128, 64);
const ctx = canvas.getContext('2d')

//const obniz = new Obniz("XXXX-XXXX");
cont obniz = new Obniz("XXXX-XXXX", 
    { access_token:
     "YY...YYY" })

if (PCout) {
  setTimeout(onConnect,500);
} else {
  obniz.onconnect = onConnect;
}

async function onConnect() {
  console.log('obnize connected!')

  obniz.display.clear();
  // 
  ctx.font = '30px Impact'
  ctx.fillStyle = "white";
  //ctx.rotate(0.1)
  ctx.fillText('Awesome!', 0,30);
  //
  ctx.fillStyle = "white";
  ctx.font = "30px sans-serif";
  ctx.fillText('漢字表示', 0, 60);
  // draw line
  ctx.strokeStyle = 'rgba(255,255,255,1)'
  ctx.beginPath()
  ctx.lineTo(0, 0)
  ctx.lineTo(127,63)
  ctx.stroke()
//
  if (!PCout) {
  obniz.display.draw(ctx);
  } else {
  // for display LCD image on PC
  canvas.createPNGStream().pipe(fs.createWriteStream(path.join(__dirname, 'LCD.png')));
 }
}