Large refactor

Most of the core has been rewritten or refactored.
Also includes a few UI improvements.

.github/workflows/build_web.yml

@@ -10,6 +10,7 @@ on:
             - "linux/**"
             - "windows/**"
             - ".github/**"
+            - "test/**"
 
 permissions:
     contents: write
@@ -21,7 +22,7 @@ jobs:
         steps:
             - uses: subosito/flutter-action@v2
               with:
-                flutter-version: "3.13.7"
+                flutter-version: "3.22.2"
                 channel: "stable"
 
             - name: Checkout source code

.metadata

@@ -1,29 +1,29 @@
 # This file tracks properties of this Flutter project.
 # Used by Flutter tool to assess capabilities and perform upgrades etc.
 #
-# This file should be version controlled.
+# This file should be version controlled and should not be manually edited.
 
 version:
-  revision: 796c8ef79279f9c774545b3771238c3098dbefab
-  channel: stable
+  revision: "761747bfc538b5af34aa0d3fac380f1bc331ec49"
+  channel: "stable"
 
 project_type: app
 
 # Tracks metadata for the flutter migrate command
 migration:
   platforms:
     - platform: root
-      create_revision: 796c8ef79279f9c774545b3771238c3098dbefab
-      base_revision: 796c8ef79279f9c774545b3771238c3098dbefab
+      create_revision: 761747bfc538b5af34aa0d3fac380f1bc331ec49
+      base_revision: 761747bfc538b5af34aa0d3fac380f1bc331ec49
     - platform: linux
-      create_revision: 796c8ef79279f9c774545b3771238c3098dbefab
-      base_revision: 796c8ef79279f9c774545b3771238c3098dbefab
+      create_revision: 761747bfc538b5af34aa0d3fac380f1bc331ec49
+      base_revision: 761747bfc538b5af34aa0d3fac380f1bc331ec49
     - platform: web
-      create_revision: 796c8ef79279f9c774545b3771238c3098dbefab
-      base_revision: 796c8ef79279f9c774545b3771238c3098dbefab
+      create_revision: 761747bfc538b5af34aa0d3fac380f1bc331ec49
+      base_revision: 761747bfc538b5af34aa0d3fac380f1bc331ec49
     - platform: windows
-      create_revision: 796c8ef79279f9c774545b3771238c3098dbefab
-      base_revision: 796c8ef79279f9c774545b3771238c3098dbefab
+      create_revision: 761747bfc538b5af34aa0d3fac380f1bc331ec49
+      base_revision: 761747bfc538b5af34aa0d3fac380f1bc331ec49
 
   # User provided section
 

analysis_options.yaml

@@ -1,4 +1,4 @@
-include: package:flutter_lints/flutter.yaml
+include: package:lint/strict.yaml
 
 linter:
   rules:
@@ -8,5 +8,8 @@ analyzer:
   language:
       strict-casts: true
       strict-raw-types: true
+  strong-mode:
+    implicit-casts: false
+    implicit-dynamic: false
   plugins:
     - custom_lint

lib/main.dart

@@ -1,23 +1,28 @@
-import "package:flutter/foundation.dart";
 import "package:flutter/material.dart";
 import "package:flutter_riverpod/flutter_riverpod.dart";
-import "package:mk8se/models/models.dart";
+import "package:mk8se/providers/empty_savefile.dart";
 import "package:mk8se/widgets/main_panel.dart";
 import "package:mk8se/widgets/top_bar.dart";
 import "package:package_info_plus/package_info_plus.dart";
 import "package:url_launcher/url_launcher_string.dart";
 
 void main() async {
   WidgetsFlutterBinding.ensureInitialized();
-  await FileData.initEmpty();
-  runApp(const ProviderScope(child: App()));
+
+  final emptySavefile = await readEmptySavefile();
+
+  runApp(
+    ProviderScope(
+      overrides: [emptySavefileProvider.overrideWithValue(emptySavefile)],
+      child: const App(),
+    ),
+  );
 }
 
 class App extends StatelessWidget {
   const App({super.key});
 
-  // disable splash animations on web
-  static const splashFactory = kIsWeb ? NoSplash.splashFactory : null;
+  static const splashFactory = NoSplash.splashFactory;
 
   @override
   Widget build(BuildContext context) {
@@ -33,7 +38,9 @@ class App extends StatelessWidget {
         splashFactory: splashFactory,
         brightness: Brightness.dark,
         colorScheme: ColorScheme.fromSeed(
-            seedColor: Colors.blue, brightness: Brightness.dark),
+          seedColor: Colors.blue,
+          brightness: Brightness.dark,
+        ),
         useMaterial3: true,
         visualDensity: VisualDensity.compact,
       ),
@@ -50,27 +57,29 @@ class MainPage extends StatelessWidget {
   Widget build(BuildContext context) {
     return Scaffold(
       appBar: AppBar(
-        scrolledUnderElevation: 0,
+        forceMaterialTransparency: true,
         toolbarHeight: 48,
         titleSpacing: 4,
         title: const TopRow(),
         actions: [
           IconButton(
-              tooltip: "Source Code",
-              onPressed: () => launchUrlString(repoUrl),
-              icon: const Icon(Icons.code)),
+            tooltip: "Source Code",
+            onPressed: () => launchUrlString(repoUrl),
+            icon: const Icon(Icons.code),
+          ),
           IconButton(
-              tooltip: "Info",
-              onPressed: () => showInfo(context),
-              icon: const Icon(Icons.info_outline)),
+            tooltip: "Info",
+            onPressed: () => showInfo(context),
+            icon: const Icon(Icons.info_outline),
+          ),
           const SizedBox(width: 4),
         ],
       ),
       body: const MainPanel(),
     );
   }
 
-  void showInfo(BuildContext context) async {
+  Future<void> showInfo(BuildContext context) async {
     final packageInfo = await PackageInfo.fromPlatform();
 
     if (!context.mounted) {
@@ -83,4 +92,4 @@ class MainPage extends StatelessWidget {
       applicationLegalese: "Licensed under AGPLv3.",
     );
   }
-}
+}

lib/models/byte_list.dart

@@ -0,0 +1,68 @@
+import "dart:math";
+import "dart:typed_data";
+
+import "package:built_collection/built_collection.dart";
+import "package:collection/collection.dart";
+import "package:meta/meta.dart";
+
+@immutable
+extension type const ByteList._(BuiltList<int> _list) implements Iterable<int> {
+  ByteList.fromUint8List(Uint8List uint8List) : _list = uint8List.build();
+
+  ByteList.fromByteData(ByteData byteData)
+      : _list = byteData.buffer.asUint8List().build();
+
+  @redeclare
+  List<int> toList() => _list.toList();
+
+  Uint8List toUint8List() => Uint8List.fromList(toList());
+
+  List<int> toSublist(int start, [int? end]) =>
+      _list.sublist(start, end).toList();
+
+  int readInt8(int offset) => _list[offset];
+
+  int readInt32(int offset) => _decodeBase(toSublist(offset, offset + 4), 256);
+
+  ByteList withInt8At(int number, int offset) => ByteList._(
+        _list.rebuild(
+          (b) => b.replaceRange(
+            offset,
+            offset + 1,
+            [number.clamp(0, 255)],
+          ),
+        ),
+      );
+
+  ByteList withInt32At(int number, int offset) => ByteList._(
+        _list.rebuild(
+          (b) => b.replaceRange(
+            offset,
+            offset + 4,
+            _encodeBase(number, 4, 256),
+          ),
+        ),
+      );
+}
+
+/// Encodes [number] to base [radix] with [digitCount] digits.
+///
+/// Result is [Endian.big].
+Iterable<int> _encodeBase(int number, int digitCount, int radix) {
+  final digitValue = pow(radix, digitCount - 1).toInt();
+  final digit = (number / digitValue).truncate();
+
+  return [
+    digit,
+    if (digitCount > 1)
+      ..._encodeBase(number - (digit * digitValue), digitCount - 1, radix),
+  ];
+}
+
+/// Interprets a list of digits of base [radix] as a an integer.
+///
+/// [input] is interpreted as [Endian.big].
+int _decodeBase(List<int> input, int radix) => input.reversed.reduceIndexed(
+      (index, previous, element) =>
+          (previous + element.clamp(0, radix - 1) * pow(radix, index)).toInt(),
+    );