46 lines
1.3 KiB
Dart
46 lines
1.3 KiB
Dart
import 'dart:convert';
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import 'dart:io';
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import 'package:path_provider/path_provider.dart';
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import '../models/history/history_entry.dart';
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import 'database.dart';
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Future<Directory> exportDirectory() async {
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final basedir = (await getExternalStorageDirectory())!;
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// TODO: fix path
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final dir = Directory(basedir.uri.resolve('export').path);
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dir.createSync(recursive: true);
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return dir;
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}
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/// Returns the path to which the data was saved.
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Future<String> exportData() async {
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final dir = await exportDirectory();
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final savedDir = Directory.fromUri(dir.uri.resolve('saved'));
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savedDir.createSync();
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await Future.wait([
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exportHistoryTo(dir),
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exportSavedListsTo(savedDir),
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]);
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return dir.path;
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}
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Future<void> exportHistoryTo(Directory dir) async {
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final file = File(dir.uri.resolve('history.json').path);
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file.createSync();
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final query = await db().query(TableNames.historyEntryOrderedByTimestamp);
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final List<HistoryEntry> entries =
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query.map((e) => HistoryEntry.fromDBMap(e)).toList();
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final List<Map<String, Object?>> jsonEntries =
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await Future.wait(entries.map((he) async => he.toJson()));
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file.writeAsStringSync(jsonEncode(jsonEntries));
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}
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Future<void> exportSavedListsTo(Directory dir) async {
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// TODO:
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// final query = db().query(TableNames.savedList);
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print('TODO: implement exportSavedLists');
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}
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