hash_generator 0.5.2

Esse pacote tem como objetivo gerar um código serial com a até 500 caracteres, optar por ter um padrão inicial e/ou final, ou escolher entre letras, numeros e simbolos.

example/main.dart

import 'package:flutter/material.dart';
import 'package:hash_generator/hash_generator.dart';

void main() {
  runApp(MyApp());
}

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: "Demo Hash Generator",
      home: HashApplication(),
    );
  }
}

class HashApplication extends StatefulWidget {
  @override
  _HashApplicationState createState() => _HashApplicationState();
}

class _HashApplicationState extends State<HashApplication> {
  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: Text("Hash Generator"),
      ),
      body: Container(
        child: Text("Codigo hash: " +
            HashGenerator.generate(
                lenght: 20,
                startWith: "BR-897",
                endWith: 29.90.toString(),
                withSymbol: false,
                withNumber: true,
                withLetter: false)),
      ),
    );
  }
}