/**
*Author: Andrew Plapp
*Target: quiz.html
*Purpose to validate quiz questions
*Created: 25/04/208
*Last Updated: 25/04/2018
*/


"use strict";

function validate() {
	var errMsg = "";
	var result = true;
    /*var studentidchecked = document.getElementById("idnumber").value;
    var firstnamechecked = document.getElementById("firstname").value;
    var surnamechecked = document.getElementById("surname").value;
    var texthistoryquestionchecked = document.getElementById("texthistoryquestion").value;
    var bghistoryquestionchecked = document.getElementById("hqbillgates").checked;
    var sjhistoryquestionchecked = document.getElementById("hqstevejobs").checked;
    var kahistoryquestionchecked = document.getElementById("hqkevinashton").checked;
    var tplhistoryquestionchecked = document.getElementById("hqthanhphulai").checked;*/
	var consumerapplicationhasbeenchecked = document.getElementById("consumerapplication").checked;
    var smarttvhasbeenchecked = document.getElementById("smarttv").checked;
    var medicalhasbeenchecked = document.getElementById("medical").checked;
    var transportationhasbeenchecked = document.getElementById("transportation").checked;
    var emailaccountshasbeenchecked = document.getElementById("emailaccounts").checked;
    /*var numberhistoryquestionchecked = document.getElementById("historyquestionnumberinput").value;

    var texthistoryquestionanswer = [
        "modified coke machine"
    ];

    var numberhistoryquestionanswer = [
        "1999"
    ];

    var score = 0;

    if (texthistoryquestionchecked.includes(texthistoryquestionanswer)) score++;

    if(!(bghistoryquestionchecked || sjhistoryquestionchecked || kahistoryquestionchecked || tplhistoryquestionchecked)) {
        errMsg += "Must select one of these options.<br>";
        result = false;
    } else {
        if (kahistoryquestionchecked) score++;
    }
    }*/


    if (!(consumerapplicationhasbeenchecked || smarttvhasbeenchecked || medicalhasbeenchecked || transportationhasbeenchecked || emailaccountshasbeenchecked)) {
    	errMsg += "Please select at least one of the options .\n";
    	result = false;
    }

    if (result) {
        storeScore(consumerapplicationhasbeenchecked, smarttvhasbeenchecked, medicalhasbeenchecked, transportationhasbeenchecked, emailaccountshasbeenchecked);
    }

    if(errMsg !="") {
        alert(errMsg);
    }

    return result;
}

function init() {
	var internetOfThingsQuiz.onsubmit = validate;
}

function storeScore(consumerapplicationhasbeenchecked, smarttvhasbeenchecked, medicalhasbeenchecked, transportationhasbeenchecked, emailaccountshasbeenchecked) {
    var score = "";
    if(consumerapplicationhasbeenchecked) score = "question has been checked";
    if(smarttvhasbeenchecked) score += "question has been checked";
    if(medicalhasbeenchecked) score += "question has been checked";
    if(transportationhasbeenchecked) score += "question has been checked";
    if(emailaccountshasbeenchecked) score += "question has been checked";

    alert ("questions have been checked");
}



window.onload = init;