const useCapture = true; // capture, bubbling: false
var elem = document.getElementsByTagName('button')[0];
elem.addEventListener('click',register,useCapture);

let promises = [];
promises.push( get_config() );
promises.push( get_keys() );

function register(ev) {
 console.log('register: %o',ev)

 let name = document.getElementsByName('name')[0].value;
 let peerid = document.getElementsByName('peerid')[0].value;
 let minerid = document.getElementsByName('minerid')[0].value;
 let account = document.getElementsByName('account')[0].value;
 let bkreward = document.getElementsByName('bkreward')[0].value;

 let namep = name.replace(/ /g,'+');
 let url = api_url + `register?account=${namep}&bkreward=${bkreward}`;
 let data = fetch(url).then(resp => resp.json());
 console.log('register.data:',data);
 return data;
}

Promise.all(promises).then( ar => {
 let config = ar[0].config;
 let keys = ar[1].data;
 console.log('config:',config);
 console.log('keys:',keys);

 document.getElementsByName('name')[0].value = keys.identity.name;
 document.getElementsByName('peerid')[0].value = keys.identity.public;
 document.getElementsByName('minerid')[0].value = keys.miner.public;
 document.getElementsByName('account')[0].value = keys.distribution.public;
 document.getElementsByName('bkreward')[0].value = config.bkreward;

}).
catch(console.error);

function get_config() {
 let url = api_url + 'config';
 return fetch(url).then(resp => resp.json()).catch(console.error)
}
function get_keys() {
 let url = api_url + 'getcas?dir=secrets&addr=keys';
 return fetch(url).then(resp => resp.json()).catch(console.error)
}