feat(cli): sort getorders output

Author: Karl Ranna

lib/cli/commands/getorders.ts

@@ -41,8 +41,8 @@ const addSide = (orderSide: Order.AsObject[]): string[] => {
 export const formatOrders = (orders: GetOrdersResponse.AsObject) => {
   const formatedOrders: FormatedTradingPairOrders[] = [];
   orders.ordersMap.forEach((tradingPair) => {
-    const buy = tradingPair[1].buyOrdersList;
-    const sell = tradingPair[1].sellOrdersList;
+    const buy = sortOrders(tradingPair[1].buyOrdersList, true);
+    const sell = sortOrders(tradingPair[1].sellOrdersList, false);
     const totalRows = buy.length < sell.length
       ? sell.length : buy.length;
     const tradingPairOrders = Array.from(Array(totalRows))
@@ -66,6 +66,17 @@ const createTable = () => {
   return table;
 };
 
+const sortOrders = (orderSide: Order.AsObject[], isBuy: boolean) => {
+  return orderSide.sort((a, b) => {
+    if (a.price === b.price) {
+      return a.createdAt - b.createdAt;
+    }
+    return isBuy
+      ? a.price - b.price
+      : b.price - a.price;
+  });
+};
+
 const displayOrdersTable = (tradingPair: FormatedTradingPairOrders) => {
   const table = createTable();
   tradingPair.orders.forEach(order => table.push(order));