purePajinate.es5.min.js

function _classCallCheck(e,i){if(!(e instanceof i))throw new TypeError("Cannot call a class as a function")}function _defineProperties(e,i){for(var t=0;t<i.length;t++){var s=i[t];s.enumerable=s.enumerable||!1,s.configurable=!0,"value"in s&&(s.writable=!0),Object.defineProperty(e,s.key,s)}}function _createClass(e,i,t){return i&&_defineProperties(e.prototype,i),t&&_defineProperties(e,t),e}var purePajinate=function(){"use strict";function e(i){if(_classCallCheck(this,e),this.config={containerSelector:".items",itemSelector:".item",navigationSelector:".page_navigation",itemsPerPage:10,pageLinksToDisplay:10,startPage:0,wrapAround:!1,navLabelFirst:"First",navLabelPrev:"Prev",navLabelNext:"Next",navLabelLast:"Last",navAriaLabelFirst:"First",navAriaLabelPrev:"Prev",navAriaLabelNext:"Next",navAriaLabelLast:"Last",navOrder:["first","prev","num","next","last"],showFirstLast:!1,showPrevNext:!0,hideOnSmall:!1,defaultClass:"",activeClass:"active",disabledClass:"disabled",onInit:function(){},onPageDisplayed:function(){}},void 0!==i){var t=i;for(var s in t)null!=t[s]&&(this.config[s]=t[s])}this.init()}return _createClass(e,[{key:"init",value:function(){this.config.item_container=document.querySelector(this.config.containerSelector),this.config.pagination_containers=document.querySelectorAll(this.config.navigationSelector);var e=this.config.item_container.querySelectorAll(this.config.itemSelector);if(!(this.config.hideOnSmall&&this.config.itemsPerPage>=e.length)){this.current_page=this.config.startPage;for(var i=0;i<e.length;i++)e[i].style.display="none",e[i].classList.add("hidden");for(var t=Math.ceil(e.length/this.config.itemsPerPage),s=this.config.showFirstLast?'<li class="first_link '+this.config.defaultClass+'"><a href="" aria-label="'+this.config.navAriaLabelFirst+'" onclick="return false;">'+this.config.navLabelFirst+"</a></li>":"",a=this.config.showFirstLast?'<li class="last_link '+this.config.defaultClass+'"><a href="" aria-label="'+this.config.navAriaLabelLast+'" onclick="return false;">'+this.config.navLabelLast+"</a></li>":"",n=this.config.showPrevNext?'<li class="previous_link '+this.config.defaultClass+'"><a href="" aria-label="'+this.config.navAriaLabelPrev+'" onclick="return false;">'+this.config.navLabelPrev+"</a></li>":"",l=this.config.showPrevNext?'<li class="next_link '+this.config.defaultClass+'"><a href="" aria-label="'+this.config.navAriaLabelNext+'" onclick="return false;">'+this.config.navLabelNext+"</a></li>":"",o="<ul>",r=0;r<this.config.navOrder.length;r++)switch(this.config.navOrder[r]){case"first":o+=s;break;case"last":o+=a;break;case"next":o+=l;break;case"prev":o+=n;break;case"num":this.config.showPrevNext&&(o+='<li class="ellipse less"><span>...</span></li>');for(var c=0;t>c;){var g="";0==c&&(g=" first"),c==t-1&&(g=" last"),o+='<li class="page_link'+g+" "+this.config.defaultClass+'" longdesc="'+c+'"><a href="" aria-label="'+(c+1)+'" onclick="return false;"><span>'+(c+1)+"</span></a></li>",c++}this.config.showPrevNext&&(o+='<li class="ellipse more"><span>...</span></li>')}o+="</ul>",this.config.pagination_containers.forEach(function(e){e.innerHTML=o;for(var i=e.querySelectorAll(".page_link"),t=0;t<i.length;t++)(t>=this.config.pageLinksToDisplay+this.config.startPage||t<this.config.startPage)&&(i[t].style.display="none");if(e.querySelectorAll(".ellipse").forEach(function(e){e.style.display="none"}),i.length>0){var s=i[0];s.classList.add("active_page"),s.classList.add(this.config.activeClass)}this.total_page_no_links=i.length,this.config.pageLinksToDisplay=Math.min(this.config.pageLinksToDisplay,this.total_page_no_links);var a=this;this.config.showFirstLast&&(e.querySelector(".first_link").addEventListener("click",function(i){i.preventDefault(),a.showFirstPage(e)}),e.querySelector(".last_link").addEventListener("click",function(i){i.preventDefault(),a.showLastPage(e)})),this.config.showPrevNext&&(e.querySelector(".previous_link").addEventListener("click",function(i){i.preventDefault(),a.showPrevPage(e)}),e.querySelector(".previous_link").addEventListener("keydown",function(e){37==e.keyCode&&this.click()}),e.querySelector(".next_link").addEventListener("click",function(i){i.preventDefault(),a.showNextPage(e)}),e.querySelector(".next_link").addEventListener("keydown",function(e){39==e.keyCode&&this.click()})),e.querySelectorAll(".page_link").forEach(function(e){e.addEventListener("click",function(i){i.preventDefault(),a.gotopage(e.getAttribute("longdesc"))})},a)},this),this.gotopage(parseInt(this.config.startPage)),this.config.item_container.classList.add("loaded"),this.config.onInit.call(this)}}},{key:"showFirstPage",value:function(e){this.movePageNumbersRight(e.querySelector(".first_link"),0),this.gotopage(0)}},{key:"showLastPage",value:function(e){var i=this.total_page_no_links-1;this.movePageNumbersLeft(e.querySelector(".last_link"),i),this.gotopage(i)}},{key:"showPrevPage",value:function(e){var i=parseInt(this.current_page)-1,t=e.querySelector(".previous_link").parentNode.querySelector(".active_page").previousElementSibling;null!=t&&t.classList.contains("page_link")?(this.movePageNumbersRight(e.querySelector(".previous_link"),i),this.gotopage(i)):this.config.wrapAround&&(this.movePageNumbersLeft(e.querySelector(".previous_link"),this.total_page_no_links-1),this.gotopage(this.total_page_no_links-1))}},{key:"showNextPage",value:function(e){var i=parseInt(this.current_page)+1,t=e.querySelector(".next_link").parentNode.querySelector(".active_page").nextElementSibling;null!=t&&t.classList.contains("page_link")?(this.movePageNumbersLeft(e.querySelector(".next_link"),i),this.gotopage(i)):this.config.wrapAround&&(this.movePageNumbersRight(e.querySelector(".next_link"),0),this.gotopage(0))}},{key:"gotopage",value:function(e){e=parseInt(e,10);for(var i=parseInt(this.config.itemsPerPage),t=e*i,s=t+i,a=this.config.item_container.querySelectorAll(this.config.itemSelector),n=function(e){e>=s||e<t?(a[e].style.display="none",a[e].classList.remove("visible"),a[e].classList.add("hidden")):(a[e].style.display="inline-block",setTimeout(function(){a[e].classList.remove("hidden"),a[e].classList.add("visible")},20))},l=0;l<a.length;l++)n(l);this.config.pagination_containers.forEach(function(i){for(var t=i.querySelectorAll(".page_link"),s=0;s<t.length;s++)t[s].getAttribute("longdesc")==e?(t[s].classList.add("active_page"),t[s].classList.add(this.config.activeClass)):(t[s].classList.remove("active_page"),t[s].classList.remove(this.config.activeClass))},this),this.current_page=e,this.toggleMoreLess(),this.config.wrapAround||this.tagNextPrev(),this.config.onPageDisplayed.call(this,e+1)}},{key:"movePageNumbersLeft",value:function(e,i){var t=i;e.parentNode.querySelectorAll(".page_link").forEach(function(e){e.getAttribute("longdesc")!=t||e.classList.contains("active_page")||"none"!=e.style.display||this.config.pagination_containers.forEach(function(e){for(var i=e.querySelectorAll(".page_link"),s=0;s<i.length;s++)s<t+1&&s>=parseInt(t-this.config.pageLinksToDisplay+1)?i[s].style.display="inline":i[s].style.display="none"},this)},this)}},{key:"movePageNumbersRight",value:function(e,i){var t=i;e.parentNode.querySelectorAll(".page_link").forEach(function(e){e.getAttribute("longdesc")!=t||e.classList.contains("active_page")||"none"!=e.style.display||this.config.pagination_containers.forEach(function(e){for(var i=e.querySelectorAll(".page_link"),s=0;s<i.length;s++)s<t+parseInt(this.config.pageLinksToDisplay)&&s>=t?i[s].style.display="inline":i[s].style.display="none"},this)},this)}},{key:"toggleMoreLess",value:function(){this.config.pagination_containers.forEach(function(e){var i=e.querySelector(".more");null!=i&&(i.style.display="none",e.querySelector(".page_link.last")&&this.isHidden(e.querySelector(".page_link.last"))&&(i.style.display="inline"));var t=e.querySelector(".less");null!=t&&(t.style.display="none",e.querySelector(".page_link.first")&&this.isHidden(e.querySelector(".page_link.first"))&&(t.style.display="inline"))},this)}},{key:"tagNextPrev",value:function(){this.config.pagination_containers.forEach(function(e){var i=e.querySelector(".next_link"),t=e.querySelector(".previous_link"),s=e.querySelector(".first_link"),a=e.querySelector(".last_link");e.querySelector(".page_link.last")&&e.querySelector(".page_link.last").classList.contains("active_page")?(null!=i&&(i.classList.add("no_more"),i.classList.add(this.config.disabledClass)),null!=a&&(a.classList.add("no_more"),a.classList.add(this.config.disabledClass))):(null!=i&&(i.classList.remove("no_more"),i.classList.remove(this.config.disabledClass)),null!=a&&(a.classList.remove("no_more"),a.classList.remove(this.config.disabledClass))),e.querySelector(".page_link.first")&&e.querySelector(".page_link.first").classList.contains("active_page")?(null!=t&&(t.classList.add("no_more"),t.classList.add(this.config.disabledClass)),null!=s&&(s.classList.add("no_more"),s.classList.add(this.config.disabledClass))):(null!=t&&(t.classList.remove("no_more"),t.classList.remove(this.config.disabledClass)),null!=s&&(s.classList.remove("no_more"),s.classList.remove(this.config.disabledClass)))},this)}},{key:"isHidden",value:function(e){var i=window.getComputedStyle(e);return"none"===i.display||"hidden"===i.visibility}}]),e}();