52 lines
1.7 KiB
Dart
52 lines
1.7 KiB
Dart
import 'package:package_info_plus/package_info_plus.dart';
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import 'version/app_identity.dart';
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/// Single source of truth for the app's identity shown inside the running app.
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class AppInfo {
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AppInfo._();
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/// Hard-coded fallback mirroring pubspec.yaml and AppIdentity
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static const String fallbackVersion = '1.0.0+100';
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static PackageInfo? _cached;
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static Future<PackageInfo> _load() async {
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return _cached ??= await PackageInfo.fromPlatform();
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}
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/// Resolves the build version in the form `MAJOR.MINOR.PATCH+BUILD`
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static Future<String> versionString() async {
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try {
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final info = await _load();
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final name = info.version.isEmpty ? AppIdentity.current().semanticVersion : info.version;
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final build = info.buildNumber.isEmpty ? '${AppIdentity.current().buildNumber}' : info.buildNumber;
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return '$name+$build';
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} catch (_) {
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return AppIdentity.current().displayString;
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}
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}
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/// The user-facing `MAJOR.MINOR.PATCH` portion (e.g. `1.0.0`).
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static Future<String> versionName() async {
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try {
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final info = await _load();
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return info.version.isEmpty ? AppIdentity.current().semanticVersion : info.version;
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} catch (_) {
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return AppIdentity.current().semanticVersion;
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}
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}
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/// The monotonically increasing `+BUILD` portion (e.g. `100`).
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static Future<String> buildNumber() async {
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try {
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final info = await _load();
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return info.buildNumber.isEmpty ? '${AppIdentity.current().buildNumber}' : info.buildNumber;
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} catch (_) {
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return '${AppIdentity.current().buildNumber}';
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}
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}
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/// The immutable application identity
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static AppIdentity get identity => AppIdentity.current();
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}
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