FlexionCodeReview/index.html at Master · rkolla92/FlexionCodeReview · GitHub

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<!DOCTYPE html>
<html>
<head>
    <script>
        function ToFahrenheit(inV,inUnit){
            if( inUnit == 'celsius'){
                return (inV * 9/5) + 32;
            }
            if( inUnit == 'kelvin'){
                return (inV-273.15) * 9/5 + 32 ;
            }
            if( inUnit == 'rankine'){
                return inV-459.67;
            }
        }
        function ToKelvin(inV,inUnit){
            if( inUnit == 'celsius'){
                return inV + 273.15;
            }
            if( inUnit == 'fahrenheit'){
                return (inV-32) * 5/9 + 273.15;
            }
            if( inUnit == 'rankine'){
                return inV *5/9;
            }
        }

        function ToCelsius(inV,inUnit){
            if( inUnit == 'fahrenheit'){
                return (inV-32) * 5/9;
            }
            if( inUnit == 'kelvin'){
                return inV-273.15 ;
            }
            if( inUnit == 'rankine'){
                return (inV - 491.67) * 5/9;
            }
        }

        function ToRankine(inV,inUnit){
            if( inUnit == 'fahrenheit'){
                return inV +459.67;
            }
            if( inUnit == 'kelvin'){
                return inV*1.8 ;
            }
            if( inUnit == 'celsius'){
                return inV * 9/5 + 491.67 ;
            }
        }

        function calResponse(i) {
            console.log("Step 1");
            var inputNValue=document.getElementById("inputNValue"+i).value;
            var inputUnit=document.getElementById("inputUnit"+i).value;
            var targetUnit=document.getElementById("targetUnit"+i).value;
            var studentResp=document.getElementById("studentResp"+i).value;
            var unitOfMeasure = ['fahrenheit','celsius','kelvin','rankine'];
            console.log("Step 3");
            if(isNaN(inputNValue)){
                document.getElementById("ans"+i).innerText="invalid";
                return;
            }
            console.log("Step 2");
            if(isNaN(studentResp)){
                document.getElementById("ans"+i).innerText="invalid";
                return;
            }
            console.log("Step 3");
            if(unitOfMeasure.indexOf(inputUnit.trim())<0){
                document.getElementById("ans"+i).innerText="invalid";
                return;
            }
            console.log("Step 4");
            if(unitOfMeasure.indexOf(targetUnit.trim())<0){
                document.getElementById("ans"+i).innerText="invalid";
                return;
            }

            var calValue=0;
            if( targetUnit.trim().toLowerCase() == "fahrenheit"){
                calValue=ToFahrenheit(inputNValue,inputUnit.trim().toLowerCase());
            }
            if( targetUnit.trim().toLowerCase() == "celsius"){
                calValue=ToCelsius(inputNValue,inputUnit.trim().toLowerCase());
            }
            if( targetUnit.trim().toLowerCase() == "kelvin"){
                calValue=ToKelvin(inputNValue,inputUnit.trim().toLowerCase());
            }
            if( targetUnit.trim().toLowerCase() == "rankine"){
                calValue=ToRankine(inputNValue,inputUnit.trim().toLowerCase());
            }

            if( studentResp == calValue ){
                document.getElementById("ans"+i).innerText="correct";
            } else {
                if(parseFloat(studentResp).toFixed(2)==parseFloat(calValue).toFixed(2)){
                    document.getElementById("ans"+i).innerText="correct";
                } else {
                    document.getElementById("ans"+i).innerText="incorrect";
                }
            }


        }
    </script>
</head>
    <body>
        <table>
            <tr>
                <td> Input Numerical value</td>
                <td> Input Unit of Measure</td>
                <td> Target Unit of Measure</td>
                <td> Student Response</td>
                <td> output </td>
            </tr>
            <tr>
                <td> <input type="text" id="inputNValue1" onChange="calResponse(1)" /></td>
                <td> <input type="text" id="inputUnit1" onChange="calResponse(1)"></td>
                <td> <input type="text" id="targetUnit1" onChange="calResponse(1)"></td>
                <td> <input type="text" id="studentResp1" onChange="calResponse(1)"></td>
                <td> <div id="ans1"></div> </td>
            </tr>
            <tr>
                <td> <input type="text" id="inputNValue2" onChange="calResponse(2)"></td>
                <td> <input type="text" id="inputUnit2" onChange="calResponse(2)"></td>
                <td> <input type="text" id="targetUnit2" onChange="calResponse(2)"></td>
                <td> <input type="text" id="studentResp2" onChange="calResponse(2)"></td>
                <td> <div id="ans2"></div> </td>
            </tr>
            <tr>
                <td> <input type="text" id="inputNValue3" onChange="calResponse(3)"></td>
                <td> <input type="text" id="inputUnit3" onChange="calResponse(3)"></td>
                <td> <input type="text" id="targetUnit3" onChange="calResponse(3)"></td>
                <td> <input type="text" id="studentResp3" onChange="calResponse(3)"></td>
                <td> <div id="ans3"></div> </td>
            </tr>
        </table>

    </body>
</html>