8480dbc228
* fix: eslint operator-linebreak issue * fix: eslint quotes issue * fix: react jsx indent and props issues * fix: eslint trailing spaces issues * fix: eslint line around directives issue * fix: eslint semi rule * fix: eslint newline per chain rule * fix: eslint space infix ops rule * fix: eslint space-in-parens issue * fix: eslint space before function paren issue * fix: eslint space before blocks issue * fix: eslint arrow body style issue * fix: eslint dot-location issue * fix: eslint quotes issue * fix: eslint quote props issue * fix: eslint operator assignment issue * fix: eslint new line after import issue * fix: indent issues * fix: operator assignment issue * fix: all autofixable eslint issues * fix: all react related fixable issues * fix: autofixable eslint issues * chore: remove all template literals * fix: remaining autofixable issues * chore: apply amnesty on all existing issues * fix: failing xss-lint issues * refactor: apply amnesty on remaining issues * refactor: apply amnesty on new issues * fix: remove file level suppressions * refactor: apply amnesty on new issues
106 lines
3.5 KiB
JavaScript
106 lines
3.5 KiB
JavaScript
(function(define) {
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define([
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'backbone',
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'js/discovery/models/course_card'
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], function(Backbone, CourseCard) {
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'use strict';
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return Backbone.Collection.extend({
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model: CourseCard,
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pageSize: 20,
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totalCount: 0,
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latestModelsCount: 0,
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searchTerm: '',
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selectedFacets: {},
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facets: {},
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page: 0,
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url: '/search/course_discovery/',
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fetchXhr: null,
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performSearch: function(searchTerm, facets) {
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// eslint-disable-next-line no-unused-expressions
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this.fetchXhr && this.fetchXhr.abort();
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this.searchTerm = searchTerm || '';
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this.selectedFacets = facets || {};
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var data = this.preparePostData(0);
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this.resetState();
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this.fetchXhr = this.fetch({
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data: data,
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type: 'POST',
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success: function(self, xhr) {
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self.trigger('search');
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},
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error: function(self, xhr) {
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self.trigger('error');
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}
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});
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},
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loadNextPage: function() {
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// eslint-disable-next-line no-unused-expressions
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this.fetchXhr && this.fetchXhr.abort();
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var data = this.preparePostData(this.page + 1);
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this.fetchXhr = this.fetch({
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data: data,
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type: 'POST',
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success: function(self, xhr) {
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self.page += 1;
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self.trigger('next');
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},
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error: function(self, xhr) {
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self.trigger('error');
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},
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add: true,
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reset: false,
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remove: false
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});
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},
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preparePostData: function(pageNumber) {
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var data = {
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search_string: this.searchTerm,
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page_size: this.pageSize,
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page_index: pageNumber
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};
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if (this.selectedFacets.length > 0) {
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this.selectedFacets.each(function(facet) {
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data[facet.get('type')] = facet.get('query');
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});
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}
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return data;
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},
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parse: function(response) {
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var results = response.results || [];
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this.latestModelsCount = results.length;
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this.totalCount = response.total;
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if (typeof response.aggs !== 'undefined') {
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this.facets = response.aggs;
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} else {
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this.facets = [];
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}
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return _.map(results, function(result) {
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return result.data;
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});
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},
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resetState: function() {
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this.reset();
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this.page = 0;
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this.totalCount = 0;
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this.latestModelsCount = 0;
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},
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hasNextPage: function() {
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return this.totalCount - ((this.page + 1) * this.pageSize) > 0;
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},
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latestModels: function() {
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return this.last(this.latestModelsCount);
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}
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});
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});
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}(define || RequireJS.define));
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