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$ -> | |
$window = $(window) | |
$document = $(document) | |
THRESHOLD = $('footer').height() | |
$paginationElem = $('.pagination') | |
# check existanse of the pagination block | |
unless $paginationElem.length | |
return | |
paginationUrl = $paginationElem.attr('data-pagination-endpoint') | |
pagesAmount = $paginationElem.attr('data-pagination-pages') | |
paginationContainer = $paginationElem.attr('data-pagination-container') | |
currentPage = 1 | |
baseEndpoint = paginationUrl | |
### validate if the pagination URL has query params ### | |
if paginationUrl.indexOf('?') != -1 | |
baseEndpoint = paginationUrl + '&page=' | |
else | |
baseEndpoint = paginationUrl + '?page=' | |
### initialize pagination ### | |
$paginationElem.hide() | |
isPaginating = false | |
### listen to scrolling ### | |
$window.on 'scroll', _.debounce((-> | |
if !isPaginating and | |
currentPage < pagesAmount and | |
$window.scrollTop() > $document.height() - $window.height() - THRESHOLD | |
isPaginating = true | |
currentPage++ | |
$paginationElem.show() | |
# ajax-request | |
$.get baseEndpoint + currentPage, (data) -> | |
$(paginationContainer).append data | |
isPaginating = false | |
$paginationElem.hide() | |
return | |
return | |
), 100) | |
return |
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