69 lines
1.4 KiB
JavaScript
69 lines
1.4 KiB
JavaScript
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var Backbone = require('backbone');
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var _ = require('underscore');
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const checkAndBuildOpts = require('builder/helpers/required-opts');
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const REQUIRED_OPTS = [
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'config'
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];
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var LikeModel = Backbone.Model.extend({
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defaults: {
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likeable: true
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},
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url: function (method) {
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var version = this._config.urlVersion('like', method);
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return `${this._config.get('base_url')}/api/${version}/viz/${this.get('vis_id')}/like`;
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},
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initialize: function (attrs, options) {
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checkAndBuildOpts(options, REQUIRED_OPTS, this);
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_.bindAll(this, '_onSaveError');
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this.on('destroy', function () {
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this.set({
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liked: false,
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likes: this.get('likes') - 1
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});
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}, this);
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},
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_onSaveError: function (model, response) {
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this.trigger('error', {
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status: response.status,
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statusText: response.statusText
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});
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},
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toggleLiked: function () {
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if (this.get('liked')) {
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this.destroy();
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} else {
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this.set({ id: null }, { silent: true });
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this.save({}, { error: this._onSaveError });
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}
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}
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}, {
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newByVisData: function (opts) {
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var d = _.defaults({
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id: opts.liked ? opts.vis_id : null
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}, _.omit(opts, 'url', 'config'));
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var model = new LikeModel(d, {
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config: opts.config
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});
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if (opts.url) {
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model.url = opts.url;
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}
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return model;
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}
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});
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module.exports = LikeModel;
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