import 'package:flutter/material.dart';
import 'package:package_info_plus/package_info_plus.dart';
import 'package:url_launcher/url_launcher.dart';

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

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: const Text('About'),
      ),
      body: Center(
        child: Column(
          mainAxisAlignment: MainAxisAlignment.center,
          crossAxisAlignment: CrossAxisAlignment.center,
          children: [
            Text('SolarAgent',
                style: Theme.of(context).textTheme.headlineMedium),
            Text('Solar Networks Official Mobile Application',
                style: Theme.of(context).textTheme.bodyMedium),
            const SizedBox(height: 20),
            FutureBuilder(
              future: PackageInfo.fromPlatform(),
              builder: (context, snapshot) {
                if (snapshot.hasData) {
                  var version = snapshot.data!.version;
                  return Text('v$version',
                      style: Theme.of(context).textTheme.bodyLarge);
                } else {
                  return Container();
                }
              },
            ),
            Text('Open sourced under AGPLv3', style: Theme.of(context).textTheme.bodyMedium),
            const SizedBox(height: 10),
            MaterialButton(
              onPressed: () async {
                await launchUrl(Uri.parse('https://solsynth.dev'));
              },
              child: const Text('Official Website'),
            ),
          ],
        ),
      ),
    );
  }
}