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nodebb/public/src/forum/pagination.js

79 lines
1.9 KiB
JavaScript

define(function() {
var pagination = {};
pagination.currentPage = 0;
pagination.pageCount = 0;
pagination.loadFunction = null;
pagination.init = function(currentPage, pageCount, loadFunction) {
pagination.currentPage = parseInt(currentPage, 10);
pagination.pageCount = parseInt(pageCount, 10);
pagination.loadFunction = loadFunction;
updatePageLinks();
$('.pagination').on('click', '.previous', function() {
pagination.loadPage(pagination.currentPage - 1);
});
$('.pagination').on('click', '.next', function() {
pagination.loadPage(pagination.currentPage + 1);
});
$('.pagination').on('click', '.page', function() {
pagination.loadPage($(this).attr('data-page'));
});
}
pagination.recreatePaginationLinks = function(newPageCount) {
pagination.pageCount = parseInt(newPageCount);
var pages = [];
for(var i=1; i<=pagination.page; ++i) {
pages.push({pageNumber: i});
}
var html = templates.prepare(templates['topic'].blocks['pages']).parse({pages:pages});
html = $(html);
$('.pagination li.page').remove();
html.insertAfter($('.pagination li.previous'));
updatePageLinks();
}
pagination.loadPage = function(page, callback) {
page = parseInt(page, 10);
if(page < 1 || page > pagination.pageCount) {
return;
}
pagination.loadFunction(page, function(err) {
if(err) {
return app.alertError(err.message);
}
pagination.currentPage = parseInt(page, 10);
updatePageLinks();
});
}
function updatePageLinks() {
$('.pagination .next').removeClass('disabled');
$('.pagination .previous').removeClass('disabled');
if(pagination.currentPage === 1) {
$('.pagination .previous').addClass('disabled');
}
if(pagination.currentPage === pagination.pageCount) {
$('.pagination .next').addClass('disabled');
}
$('.pagination .page').removeClass('active');
$('.pagination .page[data-page="' + pagination.currentPage + '"]').addClass('active');
}
return pagination;
});