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Viewing changes to src/photos/js/views/album-pager.js

  • Committer: Stephen Stewart
  • Date: 2014-02-22 23:57:25 UTC
  • mfrom: (18.1.2 trunk)
  • Revision ID: stephen.stewart@canonical.com-20140222235725-iw6f15t9umws19xd
merge lp:~stephen-stewart/online-services-common-js/remove-u1

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src/photos/js/views/album-pager.js
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/*
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    Represents the pager in an album
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*/
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var AlbumPagerView = Y.Base.create('albumPagerView', Y.View, [], {
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    initializer: function () {
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        this.pagerNodes = Y.all(this.get('containers'));
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        this.photoList = this.get('photoList');
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    },
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    buildURLTemplate: function (currentQueryString) {
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        var pageParameterRegex = /page\=\d+/,
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            pageParameterSubstitute = 'page={page}',
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            ret;
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        // found page parameter
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        if(pageParameterRegex.test(currentQueryString)) {
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            ret = currentQueryString.replace(pageParameterRegex, pageParameterSubstitute);
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        }
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        // append page parameter
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        else {
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            ret = currentQueryString + '&' + pageParameterSubstitute;
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        }
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        return '?' + ret;
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    },
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    render: function (app) {
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        var total = this.photoList.get('total'),
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            pagesize = this.photoList.get('pagesize'),
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            page = this.photoList.get('page');
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        if(total > pagesize) {
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            // create one or two new Pages object, which then will replace the pager
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            // Y.Pages does strict comparison, so make sure they're all Numbers
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            this.pagerNodes.each(function (node) {
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                new Y.Pages({
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                    page: page,
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                    pageSize: pagesize,
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                    srcNode: node,
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                    totalItems: total,
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                    URLTemplate: this.buildURLTemplate(app.getQueryString())
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                });
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            }, this);
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        }
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    }
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}, {
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    ATTRS: {
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        // note containerS, since this view will serve both
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        // it could be one view pr pager
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        containers: {
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            value: '.paging'
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        }
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    }
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});
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Y.namespace('Photos').AlbumPagerView = AlbumPagerView;