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;(function() {
"use strict";
BX.namespace("BX.Landing.Client");
var isEmpty = BX.Landing.Utils.isEmpty;
var clone = BX.Landing.Utils.clone;
/**
* Implements interface for works with Google Fonts API
* @constructor
*/
BX.Landing.Client.GoogleFonts = function()
{
this.key = "AIzaSyCqOG-HakgzOQh9prxtkuWLA16lnkNZvsg";
this.patch = "https://www.googleapis.com/webfonts/v1/webfonts?sort=popularity&key=";
this.fontUrl = 'https://';
this.fontUrl += window.fontsProxyUrl || 'fonts.googleapis.com';
this.fontUrl += '/css2';
this.response = {};
};
/**
* Gets instance on BX.Landing.Client.GoogleFonts
* @return {BX.Landing.Client.GoogleFonts}
*/
BX.Landing.Client.GoogleFonts.getInstance = function()
{
return (
BX.Landing.Client.GoogleFonts.instance ||
(BX.Landing.Client.GoogleFonts.instance = new BX.Landing.Client.GoogleFonts())
);
};
BX.Landing.Client.GoogleFonts.prototype = {
/**
* Gets list
* @return {Promise<T>}
*/
getList: function()
{
if (!isEmpty(this.response))
{
return Promise.resolve(clone(this.response));
}
return this.request().then(function(response) {
this.response = response;
return clone(this.response);
}.bind(this));
},
/**
* Makes request
* @returns {Promise}
*/
request: function()
{
return new Promise(function(resolve) {
BX.ajax({
url: this.patch + this.key,
method: "GET",
onsuccess: function(res) {
var response;
try
{
response = JSON.parse(res);
response = "items" in response ? response.items : response;
}
catch (err)
{
response = [];
console.error(err);
}
resolve(response);
}
});
}.bind(this));
},
makeUrl: function(options)
{
return BX.util.add_url_param(this.fontUrl, options);
}
};
})();