app.get('/binary-to-number/:binary', (req,res) => {
    
    var binary = req.params.binary
    var power = binary.length-1
    var count = 0
    for (var i = 0; i < binary.length; i++) {
        number = parseInt(binary.charAt(i),10)
        number = number * Math.pow(2,power)
        count = number + count
        power = power - 1
      }
      res.json({"decimal" : count})
    // var int = parseInt(binary,2)
    // console.log(int)
    
    // if (!isNaN(int)){ // check if variabel int is a number
    // res.json({"decimal" : int})
    // }
    // else //if variable int is not a number
    // res.status(400).json({"message" : "not a binary"})
})
app.get('/number-to-binary/:number', (req,res) => {
    var number = req.params.number
    
    var quotient = number
    var remainder = number
    // quotient = hasil bagi
    // remainder = hasil mod
    var binaryString = ""
    while(quotient != 0){
       remainder = quotient % 2
       quotient = Math.floor(quotient/2)
       bit = remainder
       binaryString = bit + binaryString 
    }
    res.json({"binary" : binaryString})
    // var parseNumber = parseInt(number,10)
    // if(!isNaN(parseNumber)){
    //     var binary = parseNumber.toString(2)
    //     res.json({"binary" : binary})
    // }
    // else{
    //     res.status(400).json({"message" : "Not a Number"})
    // }
})