cartodb-4.29/lib/assets/javascripts/dashboard/data/visualizations-collection.js
2020-06-15 10:58:47 +08:00

141 lines
3.4 KiB
JavaScript

const Backbone = require('backbone');
const _ = require('underscore');
const $ = require('jquery');
const VisualizationModel = require('dashboard/data/visualization-model');
const checkAndBuildOpts = require('builder/helpers/required-opts');
const REQUIRED_OPTS = [
'configModel'
];
/**
* Visualizations endpoint available for a given user.
*
* Usage:
*
* const visualizations = new VisualizationsCollection();
* visualizations.fetch();
*
*/
module.exports = Backbone.Collection.extend({
_PREVIEW_TABLES_PER_PAGE: 10,
_TABLES_PER_PAGE: 20,
_PREVIEW_ITEMS_PER_PAGE: 3,
_ITEMS_PER_PAGE: 9,
sync: require('dashboard/data/backbone/sync-abort'),
initialize: function (models, opts) {
checkAndBuildOpts(opts, REQUIRED_OPTS, this);
var default_options = new Backbone.Model({
tag_name: '',
q: '',
page: 1,
type: 'derived',
exclude_shared: false,
per_page: this._ITEMS_PER_PAGE
});
this.options = _.extend(default_options, this.options);
this.total_entries = 0;
this.bind('reset', this._checkPage, this);
},
model: function (attrs, opts) {
const options = { ...opts, configModel: opts.collection._configModel };
return new VisualizationModel(attrs, options);
},
getTotalPages: function () {
return Math.ceil(this.total_entries / this.options.get('per_page'));
},
_checkPage: function () {
const total = this.getTotalPages();
if (this.options.get('page') > total) {
this.options.set({ page: total + 1 });
} else if (this.options.get('page') < 1) {
this.options.set({ page: 1 });
}
},
_createUrlOptions: function () {
const urlParams = _(this.options.attributes).map((v, k) => `${k}=${encodeURIComponent(v)}`);
return _.compact(urlParams).join('&');
},
url: function (method) {
const version = this._configModel.urlVersion('visualizations', method);
return `/api/${version}/viz?${this._createUrlOptions()}`;
},
remove: function (options) {
this.total_entries--;
Backbone.Collection.prototype.remove.apply(this, arguments);
},
// add bindMap: false for all the visulizations
// vis model does not need map information in dashboard
parse: function (response) {
this.total_entries = response.total_entries;
this.slides && this.slides.reset(response.children);
this.total_shared = response.total_shared;
this.total_likes = response.total_likes;
this.total_user_entries = response.total_user_entries;
return response.visualizations.map(vis => ({ ...vis, bindMap: false }));
},
create: function (model) {
const deferred = $.Deferred();
Backbone.Collection.prototype.create.call(this,
model,
{
wait: true,
success: () => deferred.resolve(),
error: () => deferred.reject()
}
);
return deferred.promise();
},
fetch: function (opts) {
var deferred = $.Deferred();
var self = this;
this.trigger('loading', this);
$.when(Backbone.Collection.prototype.fetch.call(this, opts))
.done(function (res) {
self.trigger('loaded');
deferred.resolve();
})
.fail(function (res) {
self.trigger('loadFailed');
deferred.reject(res);
});
return deferred.promise();
},
getTotalStat: function (attribute) {
return this[attribute] || 0;
},
getDefaultParam: function (param) {
return this.options.get(param);
}
});