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Added try catch file access

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This commit is contained in:
Thomas Fransolet 2024-01-26 16:20:17 +01:00
parent cdda7d1470
commit 387560fad7
3 changed files with 38 additions and 22 deletions
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19
lib/Components/cached_custom_resource.dart
View File

@ -102,14 +102,19 @@ class CachedCustomResource extends StatelessWidget {
} }
Future<File?> _checkIfLocalResourceExists(TabletAppContext tabletAppContext) async { Future<File?> _checkIfLocalResourceExists(TabletAppContext tabletAppContext) async {
Directory? appDocumentsDirectory = await getDownloadsDirectory(); try {
String localPath = appDocumentsDirectory!.path; Directory? appDocumentsDirectory = await getDownloadsDirectory();
Directory configurationDirectory = Directory('$localPath/${tabletAppContext.configuration!.id}'); String localPath = appDocumentsDirectory!.path;
List<FileSystemEntity> fileList = configurationDirectory.listSync(); Directory configurationDirectory = Directory('$localPath/${tabletAppContext.configuration!.id}');
List<FileSystemEntity> fileList = configurationDirectory.listSync();
if(fileList.any((fileL) => fileL.uri.pathSegments.last.contains(resourceDTO.id!))) { if(fileList.any((fileL) => fileL.uri.pathSegments.last.contains(resourceDTO.id!))) {
File file = File(fileList.firstWhere((fileL) => fileL.uri.pathSegments.last.contains(resourceDTO.id!)).path); File file = File(fileList.firstWhere((fileL) => fileL.uri.pathSegments.last.contains(resourceDTO.id!)).path);
return file; return file;
}
} catch(e) {
print("ERROR _checkIfLocalResourceExists CachedCustomResource");
print(e);
} }
return null; return null;

22
lib/Helpers/ImageCustomProvider.dart
View File

@ -8,19 +8,25 @@ import 'package:tablet_app/app_context.dart';
class ImageCustomProvider { class ImageCustomProvider {
static ImageProvider<Object> getImageProvider(AppContext appContext, String imageId, String imageSource) { static ImageProvider<Object> getImageProvider(AppContext appContext, String imageId, String imageSource) {
TabletAppContext tabletAppContext = appContext.getContext(); TabletAppContext tabletAppContext = appContext.getContext();
if(appContext.getContext().localPath != null && tabletAppContext.configuration != null) { try {
Directory configurationDirectory = Directory('${tabletAppContext.localPath!}/${tabletAppContext.configuration!.id!}'); if(appContext.getContext().localPath != null && tabletAppContext.configuration != null) {
List<FileSystemEntity> fileList = configurationDirectory.listSync(); Directory configurationDirectory = Directory('${tabletAppContext.localPath!}/${tabletAppContext.configuration!.id!}');
List<FileSystemEntity> fileList = configurationDirectory.listSync();
print(fileList); print(fileList);
if (fileList.isNotEmpty) { if (fileList.isNotEmpty) {
File file = File(fileList.first.path); File file = File(fileList.first.path);
print("FILE EXISTT"); print("FILE EXISTT");
return FileImage(file); return FileImage(file);
}
} }
} catch(e) {
print("Error getImageProvider");
print(e.toString());
} }
// If localpath not found or file missing // If localpath not found or file missing
print("MISSINGG FILE"); print("MISSINGG FILE");
return CachedNetworkImageProvider(imageSource); return CachedNetworkImageProvider(imageSource);

19
lib/Screens/PDF/pdf_view.dart
View File

@ -165,14 +165,19 @@ class _PDFViewWidget extends State<PDFViewWidget> {
} //_webView } //_webView
Future<File?> _checkIfLocalResourceExists(TabletAppContext tabletAppContext, String resourceId) async { Future<File?> _checkIfLocalResourceExists(TabletAppContext tabletAppContext, String resourceId) async {
Directory? appDocumentsDirectory = await getDownloadsDirectory(); try {
String localPath = appDocumentsDirectory!.path; Directory? appDocumentsDirectory = await getDownloadsDirectory();
Directory configurationDirectory = Directory('$localPath/${tabletAppContext.configuration!.id}'); String localPath = appDocumentsDirectory!.path;
List<FileSystemEntity> fileList = configurationDirectory.listSync(); Directory configurationDirectory = Directory('$localPath/${tabletAppContext.configuration!.id}');
List<FileSystemEntity> fileList = configurationDirectory.listSync();
if(fileList.any((fileL) => fileL.uri.pathSegments.last.contains(resourceId))) { if(fileList.any((fileL) => fileL.uri.pathSegments.last.contains(resourceId))) {
File file = File(fileList.firstWhere((fileL) => fileL.uri.pathSegments.last.contains(resourceId)).path); File file = File(fileList.firstWhere((fileL) => fileL.uri.pathSegments.last.contains(resourceId)).path);
return file; return file;
}
} catch (e) {
print("ERROR _checkIfLocalResourceExists PDF");
print(e);
} }
return null; return null;