flutter_app_size_reducer 1.0.3

A Flutter plugin for analyzing and reducing app size through CLI commands.

example/lib/main.dart

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

void main() async {
  WidgetsFlutterBinding.ensureInitialized();

  // Initialize the package
  await FlutterAppSizeReducer.init();
  final results = await FlutterAppSizeReducer.analyze();
  print('Unused assets: ${results['unusedAssets']}');
  print('Large assets: ${results['largeAssets']}');

  runApp(const MyApp());
}

class MyApp extends StatelessWidget {
  const MyApp({super.key});

  // This widget is the root of your application.
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Flutter App Size Reducer Example',
      theme: ThemeData(
        // This is the theme of your application.
        //
        // TRY THIS: Try running your application with "flutter run". You'll see
        // the application has a purple toolbar. Then, without quitting the app,
        // try changing the seedColor in the colorScheme below to Colors.green
        // and then invoke "hot reload" (save your changes or press the "hot
        // reload" button in a Flutter-supported IDE, or press "r" if you used
        // the command line to start the app).
        //
        // Notice that the counter didn't reset back to zero; the application
        // state is not lost during the reload. To reset the state, use hot
        // restart instead.
        //
        // This works for code too, not just values: Most code changes can be
        // tested with just a hot reload.
        colorScheme: ColorScheme.fromSeed(seedColor: Colors.blue),
        useMaterial3: true,
      ),
      home: const HomePage(),
    );
  }
}

class HomePage extends StatelessWidget {
  const HomePage({super.key});

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        // TRY THIS: Try changing the color here to a specific color (to
        // Colors.amber, perhaps?) and trigger a hot reload to see the AppBar
        // change color while the other colors stay the same.
        backgroundColor: Theme.of(context).colorScheme.inversePrimary,
        // Here we take the value from the MyHomePage object that was created by
        // the App.build method, and use it to set our appbar title.
        title: const Text('App Size Reducer Example'),
      ),
      body: Center(
        // Center is a layout widget. It takes a single child and positions it
        // in the middle of the parent.
        child: Column(
          // Column is also a layout widget. It takes a list of children and
          // arranges them vertically. By default, it sizes itself to fit its
          // children horizontally, and tries to be as tall as its parent.
          //
          // Column has various properties to control how it sizes itself and
          // how it positions its children. Here we use mainAxisAlignment to
          // center the children vertically; the main axis here is the vertical
          // axis because Columns are vertical (the cross axis would be
          // horizontal).
          //
          // TRY THIS: Invoke "debug painting" (choose the "Toggle Debug Paint"
          // action in the IDE, or press "p" in the console), to see the
          // wireframe for each widget.
          mainAxisAlignment: MainAxisAlignment.center,
          children: [
            ElevatedButton(
              onPressed: () async {
                // Analyze assets
                final results = await FlutterAppSizeReducer.analyze();
                print('Analysis results: $results');
              },
              child: const Text('Analyze Assets'),
            ),
            const SizedBox(height: 16),
            ElevatedButton(
              onPressed: () async {
                // Clean unused assets
                await FlutterAppSizeReducer.clean(dryRun: true);
              },
              child: const Text('Clean Assets (Dry Run)'),
            ),
            const SizedBox(height: 16),
            ElevatedButton(
              onPressed: () async {
                // Optimize assets
                await FlutterAppSizeReducer.optimize(quality: 80);
              },
              child: const Text('Optimize Assets'),
            ),
          ],
        ),
      ),
    );
  }
}