Telegram @gamebot MathBattle js

mathbattle.js

var target = 200
var counter = 0
var intervalId

var answer = () => {
  var task_x = document.getElementById('task_x')
  var task_op = document.getElementById('task_op')
  var task_y = document.getElementById('task_y')
  var task_res = document.getElementById('task_res')
  var button_correct = document.getElementById('button_correct')
  var button_wrong = document.getElementById('button_wrong')
  if (task_x != null) {
    var x = task_x.innerHTML
    var op = task_op.innerHTML
    var y = task_y.innerHTML
    if(op == '×'){
      op = '*'
    } else if(op == '–') {
      op = '-'
    } else if(op == '/') {
      op = '/'
    } else {
      op = '+'
    }
    var ev = eval(x+op+y)
    console.log(x+" "+op+" "+y+" = "+ev)
    var res = task_res.innerHTML

    if(res == ev){
      button_correct.click()
    }else{
      button_wrong.click()
    }

    if(counter == target - 1){
      clearInterval(intervalId)
    } else {
      counter++
    }
  }
}

intervalId = setInterval(answer, 50)