mikkeli
317de3425a
Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_01DDwfd6Ki8UfG4hK6W5YpJz
102 lines
3.2 KiB
Dart
102 lines
3.2 KiB
Dart
// Yukart display: the tablet app. Starts the link to the Orin and hands the screen to
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// the shell (lib/shell.dart). Code layout: lib/README.md.
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import 'package:flutter/material.dart';
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import 'link/boundary.dart';
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import 'link/net.dart';
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import 'link/reading.dart';
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import 'pages/link_test.dart';
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import 'shell.dart';
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import 'shell_scope.dart';
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import 'theme/light.dart';
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import 'theme/palette.dart';
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/// Override for development, e.g. `--dart-define=YUKART_GW=ws://halogen.local:7700/`.
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const defaultUrl = String.fromEnvironment(
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'YUKART_GW',
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defaultValue: 'ws://192.168.55.1:7700/',
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);
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Future<void> main() async {
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WidgetsFlutterBinding.ensureInitialized();
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final themes = await Themes.load()
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..followLight(lightLevels());
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final usb = UsbLink();
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await usb.bindFor(Uri.parse(defaultUrl));
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final boundary = Boundary(defaultUrl)..start();
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// The sun, for auto dark/bright: the car's position while GNSS has one.
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boundary.addListener(() {
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final lat = Reading.of(boundary, 'gnss_lat');
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final lon = Reading.of(boundary, 'gnss_lon');
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if (!lat.dim && !lon.dim && lat.number != null && lon.number != null) {
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themes.setPosition(lat.number!, lon.number!);
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}
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});
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final linkTest = LinkTest(usb);
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// Development hook: `am start ... --es linktest [dl:|bi:]<label>[@<host>]` runs the test
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// (`dl:` the download series, `bi:` burst latency against idle gaps), on the gateway's host unless one is given.
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Future<void> runLinkTest(String request) async {
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final mode = request.startsWith('dl:') || request.startsWith('bi:')
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? request.substring(0, 2)
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: '';
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if (mode.isNotEmpty) request = request.substring(3);
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final at = request.indexOf('@');
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final label = at < 0 ? request : request.substring(0, at);
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final host = at < 0
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? Uri.parse(boundary.url).host
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: request.substring(at + 1);
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shellView.value = ShellView.linkTest;
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await switch (mode) {
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'dl' => linkTest.runDownload(host, label),
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'bi' => linkTest.runBurstIdle(host, label),
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_ => linkTest.run(host, label),
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};
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await usb.bindFor(Uri.parse(boundary.url));
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}
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usb.onLinkTest = runLinkTest;
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runApp(
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YukartApp(boundary: boundary, usb: usb, linkTest: linkTest, themes: themes),
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);
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final pending = await usb.takeLinkTest();
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if (pending != null) {
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WidgetsBinding.instance.addPostFrameCallback((_) => runLinkTest(pending));
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}
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}
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class YukartApp extends StatelessWidget {
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const YukartApp({
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super.key,
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required this.boundary,
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required this.usb,
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required this.linkTest,
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required this.themes,
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});
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final Boundary boundary;
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final UsbLink usb;
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final LinkTest linkTest;
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final Themes themes;
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@override
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Widget build(BuildContext context) {
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// Every page takes its colours from the palette; switching dark/bright rebuilds them all.
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return ListenableBuilder(
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listenable: themes,
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builder: (context, _) => MaterialApp(
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title: 'Yukart',
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debugShowCheckedModeBanner: false,
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theme: themes.material(),
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builder: (context, child) =>
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AppTheme(palette: themes.current, child: child!),
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home: AppShell(
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boundary: boundary,
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usb: usb,
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linkTest: linkTest,
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themes: themes,
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),
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),
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);
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}
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}
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