'use strict';
/**
* This function returns the subscriptions of all smartlocks.
*
* @memberof Nuki
* @description Get a list of subscriptions for all of your smartlocks
* @param {Integer} [subscriptionId] The subscription id
* @returns {Promise}
* @see https://api.nuki.io/#!/Subscription
*/
module.exports.getSubscription = function(subscriptionId)
{
let self = this;
return this
._req('subscription' + (subscriptionId ? '/' + subscriptionId : ''))
.then(function(subscriptions)
{
if ((!subscriptionId && !Array.isArray(subscriptions)) || (subscriptionId && typeof subscriptions != 'object'))
throw new Error('Did not receive subscriptions!');
return subscriptions;
});
};