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$(document).ready(function(){
/* selectors for the 3 step tabs*/
$fixed_tab = $("#fixed-tab");
$random_tab = $("#random-tab");
$finish_tab = $("#finish-tab");
$question_type = $("#id_question_type");
$marks = $("#id_marks");
$total_marks = $("#total_marks");
/* ajax requsts on selectors change */
$question_type.change(function() {
$.ajax({
url: "/exam/ajax/questionpaper/marks/",
type: "POST",
data: {
question_type: $question_type.val()
},
dataType: "html",
success: function(output) {
$marks.html(output);
}
});
});
$marks.change(function() {
var fixed_question_list = [];
var fixed_inputs = $("input[name=fixed]");
var random_question_list = [];
var random_inputs = $("input[name=random]");
for(var i = 0; i < fixed_inputs.length; i++){
fixed_question_list.push($(fixed_inputs[i]).val());
}
for(var i = 0; i < random_inputs.length; i++){
random_question_list.push($(random_inputs[i]).val());
}
$.ajax({
url: "/exam/ajax/questionpaper/questions/",
type: "POST",
data: {
question_type: $question_type.val(),
marks: $marks.val(),
fixed_list: fixed_question_list,
random_list: random_question_list
},
dataType: "html",
success: function(output) {
if($fixed_tab.hasClass("active")) {
var questions = $(output).filter("#questions").html();
$("#fixed-available").html(questions);
} else if($random_tab.hasClass("active")) {
var questions = $(output).filter("#questions").html();
var numbers = $(output).filter("#num").html();
$("#random-available").html(questions);
$("#number-wrapper").html(numbers);
}
}
});
});
/* adding fixed questions */
$("#add-fixed").click(function(e) {
var count = 0;
var selected = [];
var html = "";
var $element;
var total_marks = parseFloat($total_marks.text());
var marks_per = parseFloat($marks.val())
$("#fixed-available input:checkbox").each(function(index, element) {
if($(this).attr("checked")) {
qid = $(this).attr("data-qid");
if(!$(this).hasClass("ignore")) {
selected.push(qid);
$element = $("<div class='qcard'></div>");
html += "<li>" + $(this).next().html() + "</li>";
count++;
}
}
});
html = "<ul>" + html + "</ul>";
selected = selected.join(",");
var $input = $("<input type='hidden'>");
$input.attr({
value: selected,
name: "fixed"
});
$remove = $("<a href='#' class='remove' data-num="+count+" data-marks = "+marks_per +">×</div>");
$element.html(count + " question(s) added").append(html).append($input).append($remove);
$("#fixed-added").prepend($element);
total_marks = total_marks + count * marks_per;
$total_marks.text(total_marks)
e.preventDefault();
});
/* adding random questions */
$("#add-random").click(function(e) {
$numbers = $("#numbers");
random_number = $numbers.val()
if($numbers.val()) {
$numbers.removeClass("red-alert");
var count = 0;
var selected = [];
var html = "";
var $element;
var total_marks = parseFloat($total_marks.text());
var marks_per = parseFloat($marks.val())
$("#random-available input:checkbox").each(function(index, element) {
if($(this).attr("checked")) {
qid = $(this).attr("data-qid");
if(!$(this).hasClass("ignore")) {
selected.push(qid);
$element = $("<div class='qcard'></div>");
html += "<li>" + $(this).next().html() + "</li>";
count++;
}
}
});
html = "<ul>" + html + "</ul>";
selected = selected.join(",");
var $input_random = $("<input type='hidden'>");
$input_random.attr({
value: selected,
name: "random"
});
var $input_number = $("<input type='hidden'>");
$input_number.attr({
value: $numbers.val(),
name: "number"
});
$remove = $("<a href='#' class='remove' data-num="+random_number+" data-marks = "+marks_per +">×</div>");
$element.html(random_number + " question(s) will be selected from " + count + " question(s)").append(html).append($input_random).append($input_number).append($remove);
$("#random-added").prepend($element);
total_marks = total_marks + random_number * marks_per;
$total_marks.text(total_marks)
} else {
$numbers.addClass("red-alert");
}
e.preventDefault();
});
/* removing added questions */
$(".qcard .remove").live("click", function(e) {
var marks_per = $(this).attr('data-marks');
var num_question = $(this).attr('data-num');
var sub_marks = marks_per*num_question;
var total_marks = parseFloat($total_marks.text());
total_marks = total_marks - sub_marks;
$total_marks.text(total_marks);
$(this).parent().slideUp("normal", function(){ $(this).remove(); });
e.preventDefault();
});
/* showing/hiding selectors on tab click */
$(".tabs li").click(function() {
if($(this).attr("id") == "finish-tab") {
$("#selectors").hide();
} else {
$question_type.val('select');
$marks.val('select')
$("#selectors").show();
}
});
/* check all questions on checked*/
$("#checkall").live("click", function(){
if($(this).attr("checked")) {
if($("#fixed-tab").hasClass("active")) {
$("#fixed-available input:checkbox").each(function(index, element) {
$(this).attr('checked','checked');
});
}
else {
$("#random-available input:checkbox").each(function(index, element) {
$(this).attr('checked','checked');
});
}
}
else {
if($("#fixed-tab").hasClass("active")) {
$("#fixed-available input:checkbox").each(function(index, element) {
$(this).removeAttr('checked');
});
}
else {
$("#random-available input:checkbox").each(function(index, element) {
$(this).removeAttr('checked');
});
}
}
});
/* show preview on preview click */
$("#preview").click(function(){
questions = getQuestions()
if(questions.trim() == ""){
$('#modal_body').html("No questions selected");
}
else {
$('#modal_body').html(questions);
}
$("#myModal").modal('show');
});
/* tab change on next or previous button click */
$("#fixed-next").click(function(){
$("#random").click();
});
$("#random-next").click(function(){
$("#finished").click();
});
$("#random-prev").click(function(){
$("#fixed").click();
});
$("#finish-prev").click(function(){
$("#random").click();
});
/* Check at least one question is present before saving */
$('#save').click(function(){
questions = getQuestions();
if(questions.trim() == ""){
$("#modalSave").modal("show");
}
else {
document.forms["frm"].submit();
}
});
/* Fetch selected questions */
function getQuestions(){
var fixed_div = $("#fixed-added").html();
var random_div = $("#random-added").html();
return fixed_div+random_div;
}
}); //document
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