98 lines
3.0 KiB
Dart
98 lines
3.0 KiB
Dart
import 'dart:io' show File;
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import 'package:connectivity_plus/connectivity_plus.dart';
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import 'package:flutter/services.dart';
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import 'package:package_info_plus/package_info_plus.dart';
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import 'package:path_provider/path_provider.dart';
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import '../src/rust/api.dart' as rust;
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const String appSemverBaseline = 'v0.1.0';
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const String _sileroVadAsset = 'assets/models/silero_vad.onnx';
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const String _tenVadAsset = 'assets/models/ten_vad.onnx';
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Future<File> _copyBundledAssetToDocuments({
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required String assetPath,
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required String fileName,
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}) async {
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final dir = await getApplicationDocumentsDirectory();
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final file = File('${dir.path}/$fileName');
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final data = await rootBundle.load(assetPath);
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final bytes = data.buffer.asUint8List(data.offsetInBytes, data.lengthInBytes);
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if (await file.exists() && await file.length() == bytes.length) {
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return file;
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}
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await file.writeAsBytes(bytes, flush: true);
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return file;
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}
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Future<void> configureBundledVadModels() async {
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final silero = await _copyBundledAssetToDocuments(
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assetPath: _sileroVadAsset,
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fileName: 'silero_vad.onnx',
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);
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final ten = await _copyBundledAssetToDocuments(
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assetPath: _tenVadAsset,
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fileName: 'ten_vad.onnx',
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);
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await rust.setVadModelPath(path: silero.path);
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await rust.setTenVadModelPath(path: ten.path);
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}
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/// Resolve the human-readable app version displayed in About.
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///
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/// The semver baseline is kept in code because iOS strips pre-release
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/// identifiers from `CFBundleShortVersionString`; `package_info_plus`
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/// still provides the platform build counter.
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Future<String> resolveAppVersion({
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String semverBaseline = appSemverBaseline,
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}) async {
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try {
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final info = await PackageInfo.fromPlatform();
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return appVersionFromBuildNumber(
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semverBaseline: semverBaseline,
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buildNumber: info.buildNumber,
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);
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} catch (_) {
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return semverBaseline;
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}
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}
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String appVersionFromBuildNumber({
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required String semverBaseline,
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required String buildNumber,
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}) {
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final build = buildNumber.isEmpty ? '' : '+$buildNumber';
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return '$semverBaseline$build';
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}
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Future<void> wireStorage() async {
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try {
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final dir = await getApplicationSupportDirectory();
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await rust.initStorage(dir: dir.path);
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} catch (_) {
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// Best-effort; missing storage just means no identity persistence
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// and no bookmark list this session.
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}
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}
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rust.BridgeNetworkState _mapConnectivity(List<ConnectivityResult> results) {
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if (results.isEmpty) return rust.BridgeNetworkState.unknown;
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final allNone = results.every((r) => r == ConnectivityResult.none);
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if (allNone) return rust.BridgeNetworkState.offline;
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return rust.BridgeNetworkState.online;
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}
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Future<void> wireConnectivity() async {
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final connectivity = Connectivity();
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try {
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final initial = await connectivity.checkConnectivity();
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rust.setNetworkState(state: _mapConnectivity(initial));
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} catch (_) {}
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connectivity.onConnectivityChanged.listen((results) {
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rust.setNetworkState(state: _mapConnectivity(results));
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});
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}
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