84 lines
2.5 KiB
JavaScript
84 lines
2.5 KiB
JavaScript
import { inject as service } from '@ember/service';
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import { computed, get, set } from '@ember/object';
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import Component from 'ember-collection/components/ember-collection';
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import PercentageColumns from 'ember-collection/layouts/percentage-columns';
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import style from 'ember-computed-style';
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export default Component.extend({
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dom: service('dom'),
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tagName: 'div',
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attributeBindings: ['style'],
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height: 500,
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cellHeight: 113,
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style: style('getStyle'),
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classNames: ['grid-collection'],
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init: function() {
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this._super(...arguments);
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this.columns = [25, 25, 25, 25];
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},
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didInsertElement: function() {
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this._super(...arguments);
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this.actions.resize.apply(this, [{ target: this.dom.viewport() }]);
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},
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didReceiveAttrs: function() {
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this._super(...arguments);
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this._cellLayout = this['cell-layout'] = new PercentageColumns(
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get(this, 'items.length'),
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get(this, 'columns'),
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get(this, 'cellHeight')
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);
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},
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getStyle: computed('height', function() {
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return {
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height: get(this, 'height'),
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};
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}),
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actions: {
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resize: function(e) {
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// TODO: This top part is very similar to resize in tabular-collection
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// see if it make sense to DRY out
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const dom = get(this, 'dom');
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const $appContent = dom.element('main > div');
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if ($appContent) {
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const rect = this.element.getBoundingClientRect();
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const $footer = dom.element('footer[role="contentinfo"]');
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const space = rect.top + $footer.clientHeight;
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const height = e.target.innerHeight - space;
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this.set('height', Math.max(0, height));
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this.updateItems();
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this.updateScrollPosition();
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}
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const width = e.target.innerWidth;
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const len = get(this, 'columns.length');
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switch (true) {
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case width > 1013:
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if (len != 4) {
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set(this, 'columns', [25, 25, 25, 25]);
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}
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break;
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case width > 744:
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if (len != 3) {
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set(this, 'columns', [33, 33, 34]);
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}
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break;
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case width > 487:
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if (len != 2) {
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set(this, 'columns', [50, 50]);
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}
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break;
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case width < 488:
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if (len != 1) {
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set(this, 'columns', [100]);
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}
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}
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if (len !== get(this, 'columns.length')) {
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this._cellLayout = this['cell-layout'] = new PercentageColumns(
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get(this, 'items.length'),
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get(this, 'columns'),
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get(this, 'cellHeight')
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);
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}
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},
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},
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});
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