exports.spin = function () {
var message = Array.prototype.join.call(arguments, ' ')
var states = [chalk.cyan(' . '), chalk.cyan(' .. '), chalk.cyan(' ... '), chalk.cyan(' ')]
if (!TTY) {
console.log(PROGRESS + ' ' + message)
return function (err) {
if (!err) return console.log(SUCCESS + ' ' + message)
console.log(ERROR + ' ' + message + ' (' + (err.message || err) + ')')
process.exit(1)
}
}
var id = setInterval(function () {
log(PROGRESS + ' ' + message + states[0])
states.push(states.shift())
}, 500)
log.clear()
log(PROGRESS + ' ' + message + ' ')
return function (err) {
clearInterval(id)
if (err) {
log(ERROR + ' ' + message + ' (' + (err.message || err) + ')')
process.exit(1)
}
log(SUCCESS + ' ' + message)
log.clear()
}
}
engine.on('mount', function(mnt) {
log('Mounted '+engine.files.length+' files, '+prettysize(engine.torrent.length)+' in '+ engine.torrent.name);
log.clear();
var notChoked = function(result, wire) {
return result + (wire.peerChoking ? 0 : 1);
};
var status = function() {
var down = prettysize(engine.swarm.downloaded);
var speed = prettysize(engine.swarm.downloadSpeed())+'/s';
log('Downloaded '+down+' ('+speed+') from '+engine.swarm.wires.reduce(notChoked, 0)+'/'+engine.swarm.wires.length+' peers\n');
};
setInterval(status, 500);
status();
var onclose = function() {
engine.destroy(function() {
umount(mnt)
setTimeout(function() {
rimraf.sync(mnt);
process.exit();
}, 250);
});
};
process.on('SIGINT', onclose);
process.on('SIGTERM', onclose);
});
return function (err) {
clearInterval(id)
if (err) {
log(ERROR + ' ' + message + ' (' + (err.message || err) + ')')
process.exit(1)
}
log(SUCCESS + ' ' + message)
log.clear()
}
eos(prog, function(err) {
draw()
clearInterval(interval)
if (err) clearLog.clear()
else if (end) console.log(end)
})