new flutter sample

Author: diegoveloper

README.md

@@ -54,9 +54,9 @@ You can follow me on twitter [@diegoveloper](https://www.twitter.com/diegovelope
 | <center> <img src="https://media.giphy.com/media/RJn8BMmOzfaW101iS2/giphy.gif" width="250"> </center> | <center> <img src="https://media.giphy.com/media/MeP49gjvFbUDShkzJM/giphy.gif" width="250">
  </center>
 
- | App Clone / Album Flow | |
+ | App Clone / Album Flow | App Clone / Credit Cards Concept |
 |--|--|
 | <center> <center> <img src="https://media.giphy.com/media/emGlZPMbFpkNDrFuO7/giphy.gif" width="250"/>
- </center> <center> <center> 
+ </center> <center> <img src="https://media.giphy.com/media/UrsStRAMXOT93wwyP2/giphy.gif" width="250"/> <center> 
  </center>
 

images/credit_cards/chip.png

@@ -0,0 +1,38 @@
+import 'dart:math';
+import 'package:flutter/material.dart';
+import 'package:flutter/widgets.dart';
+
+class CreditCard {
+ final Color color;
+ final String number;
+ final String ccv;
+ final double amount;
+
+ CreditCard({
+ this.color,
+ this.number,
+ this.ccv,
+ this.amount,
+ });
+}
+
+final Random random = new Random();
+
+double doubleInRange(Random source, int start, int end) =>
+ source.nextDouble() * (end - start) + start;
+
+int _intInRange(Random source, int start, int end) =>
+ start + source.nextInt(end - start);
+
+String _getFourNumbers() => _intInRange(random, 1000, 9999).toString();
+
+final creditCards = List.generate(
+ 20,
+ (index) => CreditCard(
+ amount: doubleInRange(random, 500, 20000),
+ ccv: _getFourNumbers(),
+ color: Colors.primaries[index % Colors.primaries.length],
+ number:
+ "${_getFourNumbers()} ${_getFourNumbers()} ${_getFourNumbers()} ${_getFourNumbers()}",
+ ),
+);