Commit 633279e

@@ -1,6 +1,5 @@
 import 'dart:async';
 import 'dart:convert';
-import 'dart:io';
 
 import 'package:blood_pressure_app/screens/error_reporting.dart';
 import 'package:collection/collection.dart';
@@ -66,11 +65,6 @@ class BloodPressureModel extends ChangeNotifier {
   /// [dbPath] is the path to the folder the database is in. When [dbPath] is left empty the default database file is
   /// used. The [isFullPath] option tells the constructor not to add the default filename at the end of [dbPath].
   static Future<BloodPressureModel> create({String? dbPath, bool isFullPath = false}) async {
-    if (Platform.isWindows || Platform.isLinux) { // TODO: drop desktop support
-      sqfliteFfiInit();
-      databaseFactory = databaseFactoryFfi;
-    }
-
     final component = BloodPressureModel._create();
     await component._asyncInit(dbPath, isFullPath);
     return component;

@@ -168,6 +168,7 @@ class ExportFileCreator {
   }
 
   pw.Widget _buildPdfTitle(DateFormat dateFormatter, BloodPressureAnalyser analyzer) {
+    if (analyzer.firstDay == null || analyzer.lastDay == null) return pw.Text(localizations.errNoData);
     return pw.Container(
       child: pw.Text(
         localizations.pdfDocumentTitle(dateFormatter.format(analyzer.firstDay!), dateFormatter.format(analyzer.lastDay!)),
@@ -281,39 +282,23 @@ class Exporter {
     var fileContents = await ExportFileCreator(settings, exportSettings, csvExportSettings, pdfExportSettings,
         localizations, theme, exportColumnsConfig).createFile(data);
     String filename = 'blood_press_${DateTime.now().toIso8601String()}';
-    String ext;
-    switch(exportSettings.exportFormat) {
-      case ExportFormat.csv:
-        ext = 'csv';
-        break;
-      case ExportFormat.pdf:
-        ext = 'pdf';
-        break;
-      case ExportFormat.db:
-        ext = 'db';
-        break;
-    }
+    String ext = exportSettings.exportFormat.name;
     String path = await FileSaver.instance.saveFile(name: filename, ext: ext, bytes: fileContents);
 
-    if (Platform.isLinux || Platform.isWindows || Platform.isMacOS) {
-      messenger.showSnackBar(SnackBar(content: Text(localizations.success(path))));
-    } else if (Platform.isAndroid || Platform.isIOS) {
-      if (exportSettings.defaultExportDir.isNotEmpty) {
-        JSaver.instance.save(
-            fromPath: path,
-            androidPathOptions: AndroidPathOptions(toDefaultDirectory: true)
-        );
-        messenger.showSnackBar(SnackBar(content: Text(localizations.success(exportSettings.defaultExportDir))));
-      } else {
-        Share.shareXFiles([
-          XFile(
-              path,
-              mimeType: MimeType.csv.type
-          )
-        ]);
-      }
+    assert(Platform.isAndroid || Platform.isIOS);
+    if (exportSettings.defaultExportDir.isNotEmpty) {
+      JSaver.instance.save(
+          fromPath: path,
+          androidPathOptions: AndroidPathOptions(toDefaultDirectory: true)
+      );
+      messenger.showSnackBar(SnackBar(content: Text(localizations.success(exportSettings.defaultExportDir))));
     } else {
-      messenger.showSnackBar(const SnackBar(content: Text('UNSUPPORTED PLATFORM')));
+      Share.shareXFiles([
+        XFile(
+            path,
+            mimeType: MimeType.csv.type
+        )
+      ]);
     }
   }