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define([
"jQuery",
"core/progress"
], function($, progress) {
var prev, next;
// Prevent cache so that using the back button works
// See: http://stackoverflow.com/a/15805399/983070
$.ajaxSetup({
cache: false
});
// Recreate first page when the page loads.
history.replaceState({ path: window.location.href }, '');
// Back Button Hijacking :(
window.onpopstate = function (event) {
if (event.state === null) {
return;
}
return handleNavigation(event.state.path, false);
};
function updateHistory (url, title) {
history.pushState({ path: url }, title, url);
}
function handleNavigation (url, push) {
if (typeof history.pushState === "undefined") {
// Refresh the page to the new URL if pushState not supported
location.href = url;
}
return $.get(url).done(function (data) {
$('.book-body').html($(data).find('.book-body').html());
$('.book-summary').html($(data).find('.book-summary').html());
if (push) updateHistory(url, null);
progress.show();
}).fail(function () {
location.href = url;
});
}
var handlePagination = function (e) {
e.stopPropagation();
e.preventDefault();
var url = $(this).attr('href');
if (url) handleNavigation(url, true);
};
var goNext = function() {
var url = $(".navigation-next").attr("href");
if (url) handleNavigation(url, true);
};
var goPrev = function() {
var url = $(".navigation-prev").attr("href");
if (url) handleNavigation(url, true);
};
$(document).on('click', ".navigation-prev", handlePagination);
$(document).on('click', ".navigation-next", handlePagination);
$(document).on('click', ".summary [data-path] a", handlePagination);
return {
goNext: goNext,
goPrev: goPrev
};
});
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