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Updated example to add a services example

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Signed-off-by: Hans Kokx <hans.d.kokx@gmail.com>
This commit is contained in:
Hans Kokx
2025-04-30 11:45:20 +02:00
parent 2e26f90748
commit 0caea70b2f
3 changed files with 161 additions and 12 deletions
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example/lib/main.dart
+114 -9
View File
@@ -5,6 +5,7 @@ import "package:example/config.dart";
import "package:example/interfaces/debug_auth_interface.dart";
import "package:example/interfaces/debug_print_interface.dart";
import "package:example/services/demo_service.dart";
import "package:example/services/favorite_color_service.dart";
import "package:example/theme/theme.dart";
import "package:flutter/material.dart";
@@ -81,8 +82,9 @@ class HomeScreen extends StatefulWidget {
class _HomeScreenState extends State<HomeScreen> {
late final StreamSubscription<String> _subscription;
late final StreamSubscription<Color> _serviceSubscription;
final List<String> latestLogs = [];
final List<Color> themeColors = [
static const List<MaterialColor> colors = [
Colors.red,
Colors.orange,
Colors.yellow,
@@ -94,7 +96,6 @@ class _HomeScreenState extends State<HomeScreen> {
@override
Widget build(BuildContext context) {
final bool isSignedIn = Arcane.auth.isSignedIn.value;
return Column(
children: [
Expanded(
@@ -192,7 +193,7 @@ class _HomeScreenState extends State<HomeScreen> {
const Text("Color"),
Expanded(
child: ListView.separated(
itemCount: themeColors.length,
itemCount: colors.length,
scrollDirection: Axis.horizontal,
separatorBuilder: (_, __) =>
const SizedBox(width: 4),
@@ -204,7 +205,7 @@ class _HomeScreenState extends State<HomeScreen> {
Arcane.theme.setDarkTheme(
ThemeData(
brightness: Brightness.dark,
colorSchemeSeed: themeColors[index],
colorSchemeSeed: colors[index],
),
);
} else if (Arcane
@@ -213,17 +214,17 @@ class _HomeScreenState extends State<HomeScreen> {
Arcane.theme.setLightTheme(
ThemeData(
brightness: Brightness.light,
colorSchemeSeed: themeColors[index],
colorSchemeSeed: colors[index],
),
);
}
Arcane.log(
"Setting ${Arcane.theme.currentThemeMode.name} theme color to ${themeColors[index]}",
"Setting ${Arcane.theme.currentThemeMode.name} theme color to ${colors[index]}",
);
},
child: Container(
color: themeColors[index],
color: colors[index],
width: 20,
height: 20,
),
@@ -259,7 +260,7 @@ class _HomeScreenState extends State<HomeScreen> {
ElevatedButton(
onPressed: Feature.authentication.enabled
? () async {
if (isSignedIn) {
if (Arcane.auth.isSignedIn.value) {
await Arcane.auth.logOut(
onLoggedOut: () async {
setState(() {});
@@ -278,7 +279,9 @@ class _HomeScreenState extends State<HomeScreen> {
}
}
: null,
child: Text(isSignedIn ? "Sign out" : "Sign in"),
child: Text(
Arcane.auth.isSignedIn.value ? "Sign out" : "Sign in",
),
),
Center(
child: Text("Status: ${Arcane.auth.status.name}"),
@@ -377,6 +380,108 @@ class _HomeScreenState extends State<HomeScreen> {
),
),
),
// Services
Card(
child: Padding(
padding: const EdgeInsets.all(8.0),
child: Column(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
crossAxisAlignment: CrossAxisAlignment.stretch,
children: [
Text(
"Services",
style: Theme.of(context).textTheme.headlineSmall,
),
ValueListenableBuilder(
valueListenable:
ArcaneService.ofType<FavoriteColorService>(
context,
)?.notifier ??
ValueNotifier(null),
builder: (context, color, _) {
return Text(
color != null
? "Favorite color: ${color.name}"
: "",
);
},
),
ElevatedButton(
onPressed: ArcaneServiceProvider.serviceOfType<
FavoriteColorService>(context) ==
null
? () {
ArcaneServiceProvider.of(context).addService(
FavoriteColorService.I,
);
Arcane.log(
"Service registered.",
metadata: {
"service": "FavoriteColorService",
},
);
}
: () {
ArcaneServiceProvider.of(context)
.removeService<FavoriteColorService>();
Arcane.log(
"Service removed.",
metadata: {
"service": "FavoriteColorService",
},
);
},
child: Text(
'${ArcaneServiceProvider.serviceOfType<FavoriteColorService>(context) == null ? 'Register' : 'Remove'} service',
),
),
SizedBox(
height: 20,
child: Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
spacing: 8,
children: [
const Text("Color"),
Expanded(
child: ListView.separated(
itemCount: colors.length,
scrollDirection: Axis.horizontal,
separatorBuilder: (_, __) =>
const SizedBox(width: 4),
itemBuilder: (context, index) {
return InkWell(
onTap: () {
ArcaneService.ofType<
FavoriteColorService>(
context,
)?.setMyFavoriteColor(colors[index]);
Arcane.log(
"Set a color in FavoriteColorService",
metadata: {
"color": colors[index].name,
},
);
},
child: Container(
color: colors[index],
width: 20,
height: 20,
),
);
},
),
),
],
),
),
Text(
"Service is ${ArcaneService.ofType<FavoriteColorService>(context) != null ? "" : "not "}registered",
),
],
),
),
),
],
),
),
example/lib/services/favorite_color_service.dart
+43
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@@ -0,0 +1,43 @@
import "package:arcane_framework/arcane_framework.dart";
import "package:flutter/material.dart";
class FavoriteColorService extends ArcaneService {
static final FavoriteColorService _instance =
FavoriteColorService._internal();
static FavoriteColorService get I => _instance;
FavoriteColorService._internal();
MaterialColor? get myFavoriteColor => _notifier.value;
final ValueNotifier<MaterialColor?> _notifier =
ValueNotifier<MaterialColor?>(null);
ValueNotifier<MaterialColor?> get notifier => _notifier;
void setMyFavoriteColor(MaterialColor? newValue) {
if (_notifier.value != newValue) {
_notifier.value = newValue;
}
notifyListeners();
}
}
extension ColorName on MaterialColor {
String get name {
final double red = double.parse(r.toStringAsFixed(4));
final double green = double.parse(g.toStringAsFixed(4));
final double blue = double.parse(b.toStringAsFixed(4));
if (red == 0.9569 && green == 0.2627 && blue == 0.2118) return "red";
if (red == 1 && green == 0.5961 && blue == 0) return "orange";
if (red == 1 && green == 0.9216 && blue == 0.2314) return "yellow";
if (red == 0.2980 && green == 0.6863 && blue == 0.3137) return "green";
if (red == 0.1294 && green == 0.5882 && blue == 0.9529) return "blue";
if (red == 0.6118 && green == 0.1529 && blue == 0.6902) return "indigo";
if (red == 0.4039 && green == 0.2275 && blue == 0.7176) return "violet";
return "";
}
}
test/providers/service_provider_test.dart
+4 -3
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@@ -194,7 +194,7 @@ void main() {
services: testServices,
child: Builder(
builder: (context) {
final service = ArcaneService.of<MockArcaneService>(context);
final service = ArcaneService.ofType<MockArcaneService>(context);
expect(service, isNotNull);
expect(service, isA<MockArcaneService>());
return const SizedBox();
@@ -212,11 +212,12 @@ void main() {
child: Builder(
builder: (context) {
final service =
ArcaneService.requiredOf<MockArcaneService>(context);
ArcaneService.requiredOfType<MockArcaneService>(context);
expect(service, isA<MockArcaneService>());
expect(
() => ArcaneService.requiredOf<UnregisteredService>(context),
() =>
ArcaneService.requiredOfType<UnregisteredService>(context),
throwsA(isA<AssertionError>()),
);