Format coin (#274)

* Add coin and coin history model

* Add preview coin

* Add coin history bloc

* Add coin history listing

* Complete coin history ui and logic

* Format coin

Author: tvc12

lib/profile/widget/coin_history_widget.dart

@@ -8,9 +8,10 @@ class CoinHistoryWidget extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
     final primaryColor = coinHistory.change > 0 ? TColors.green : TColors.red;
-    final coinAsText = coinHistory.change > 0
-        ? '+${coinHistory.change} coins'
-        : '${coinHistory.change} coins';
+    final coinAsString = formatMoney(coinHistory.coin.toDouble());
+    final coinAsText = coinHistory.coin > 0
+        ? '+$coinAsString coins'
+        : '$coinAsString coins';
     return Container(
       height: 105,
       decoration: BoxDecoration(

petisland_core/lib/domain/coin_history.dart

@@ -5,6 +5,8 @@ class CoinHistory extends BaseModel {
   String description;
   int change;
 
+  int get coin => change ?? 0;
+
   CoinHistory(
       {String id,
       DateTime createAt,