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'use strict';
var parseMs = require('parse-ms');
var plur = require('plur');
var isFinitePonyfill = require('is-finite');
module.exports = function (ms, opts) {
if (!isFinitePonyfill(ms)) {
throw new TypeError('Expected a finite number');
}
opts = opts || {};
if (ms < 1000) {
var msDecimalDigits = typeof opts.msDecimalDigits === 'number' ? opts.msDecimalDigits : 0;
return (msDecimalDigits ? ms.toFixed(msDecimalDigits) : Math.ceil(ms)) + (opts.verbose ? ' ' + plur('millisecond', Math.ceil(ms)) : 'ms');
}
var ret = [];
var add = function (val, long, short, valStr) {
if (val === 0) {
return;
}
var postfix = opts.verbose ? ' ' + plur(long, val) : short;
ret.push((valStr || val) + postfix);
};
var parsed = parseMs(ms);
add(parsed.days, 'day', 'd');
add(parsed.hours, 'hour', 'h');
add(parsed.minutes, 'minute', 'm');
if (opts.compact) {
add(parsed.seconds, 'second', 's');
return '~' + ret[0];
}
var sec = ms / 1000 % 60;
var secDecimalDigits = typeof opts.secDecimalDigits === 'number' ? opts.secDecimalDigits : 1;
var secStr = sec.toFixed(secDecimalDigits).replace(/\.0$/, '');
add(sec, 'second', 's', secStr);
return ret.join(' ');
};
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