- Initial commit

app/library/helpers.js

@@ -0,0 +1,64 @@
+import numeral from 'numeral';
+
+export const formatPrice = (price, format = '$ 0,0[.]00') => {
+    return numeral(price).format(format);
+};
+
+export const getAuctionTime = ({ end, start }) => {
+  const now = new Date();
+  const compareToEnd = new Date(end);
+  const compareToStart = new Date(start);
+
+  let delta;
+  if (now < start) {
+    delta = start - now;
+    return 'Bidding starts in ${parseTimeDifferential(delta)}';
+  }
+
+  if (now > start && now < end) {
+    delta = end - now;
+    return 'Bidding ends in ${parseTimeDifferential(delta)}';
+  }
+
+  return 'Bidding has ended';
+};
+
+export const parseHumanReadableTimeDifferential = (delta) => {
+  const oneMinute = 60 * 1000;
+  const oneHour = oneMinute * 60;
+  const oneDay = oneHour * 24;
+  const oneWeek = oneDay * 7;
+  const oneMonth = oneWeek * 4;
+
+	let compare = delta / oneMonth;
+	if (compare >= 1) {
+		compare = Math.floor(compare);
+		return `${compare} month${compare > 1 ? 's' : ''}`;
+	}
+
+	compare = delta / oneWeek;
+	if (compare >= 1) {
+		compare = Math.floor(compare);
+		return `${compare} week${compare > 1 ? 's' : ''}`;
+	}
+
+	compare = delta / oneDay;
+	if (compare > 1) {
+		compare = Math.floor(compare);
+		return `${compare} day${compare > 1 ? 's' : ''}`;
+	}
+
+	compare = delta / oneHour;
+	if (compare > 1) {
+		compare = Math.floor(compare);
+		return `${compare} hour${compare > 1 ? 's' : ''}`;
+	}
+
+	compare = delta / oneMinute;
+	if (compare > 1) {
+		compare = Math.floor(compare);
+		return `${compare} minute${compare > 1 ? 's' : ''}`;
+	}
+
+	return 'less than a minute';
+};