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Code Issues Packages Projects Releases Wiki Activity

Improve App load performance (#579)

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This commit is contained in:
Imran Remtulla
2023-07-15 18:18:35 -04:00
parent 6a3278432d
commit 2558c851c0
1 changed files with 27 additions and 12 deletions
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39
lib/providers/apps_provider.dart
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@@ -725,21 +725,12 @@ class AppsProvider with ChangeNotifier {
notifyListeners(); notifyListeners();
var sp = SourceProvider(); var sp = SourceProvider();
List<List<String>> errors = []; List<List<String>> errors = [];
List<FileSystemEntity> newApps = (await getAppsDir()) List<App?> newApps = (await getAppsDir()) // Parse Apps from JSON
.listSync() .listSync()
.where((item) => item.path.toLowerCase().endsWith('.json')) .where((item) => item.path.toLowerCase().endsWith('.json'))
.toList(); .map((e) {
for (var e in newApps) {
try { try {
var app = App.fromJson(jsonDecode(File(e.path).readAsStringSync())); return App.fromJson(jsonDecode(File(e.path).readAsStringSync()));
try {
var info = await getInstalledInfo(app.id);
sp.getSource(app.url, overrideSource: app.overrideSource);
apps[app.id] = AppInMemory(app, null, info);
notifyListeners();
} catch (e) {
errors.add([app.id, app.finalName, e.toString()]);
}
} catch (err) { } catch (err) {
if (err is FormatException) { if (err is FormatException) {
logs.add('Corrupt JSON when loading App (will be ignored): $e'); logs.add('Corrupt JSON when loading App (will be ignored): $e');
@@ -748,6 +739,30 @@ class AppsProvider with ChangeNotifier {
rethrow; rethrow;
} }
} }
}).toList();
for (var app in newApps) {
// Put Apps into memory to list them (fast)
if (app != null) {
try {
apps[app.id] = AppInMemory(app, null, null);
} catch (e) {
errors.add([app.id, app.finalName, e.toString()]);
}
}
}
notifyListeners();
for (var app in newApps) {
// Check install status for each App (slow)
if (app != null) {
try {
apps[app.id]?.installedInfo = await getInstalledInfo(app.id);
sp.getSource(app.url, overrideSource: app.overrideSource);
} catch (e) {
apps.remove(app.id);
errors.add([app.id, app.finalName, e.toString()]);
}
notifyListeners();
}
} }
if (errors.isNotEmpty) { if (errors.isNotEmpty) {
removeApps(errors.map((e) => e[0]).toList()); removeApps(errors.map((e) => e[0]).toList());