blacklist

1 files changed, 57 insertions, 0 deletions

diff --git a/lib/services/local_blacklist_provider_service.dart b/lib/services/local_blacklist_provider_service.dart
new file mode 100644
index 0000000..cb3840e
--- /dev/null
+++ b/lib/services/local_blacklist_provider_service.dart
@@ -0,0 +1,57 @@
+import 'dart:convert';
+import 'dart:io';
+
+import 'package:path_provider/path_provider.dart';
+import 'package:training_planner/pages/logbook_page.dart';
+import 'package:training_planner/services/iblacklist_provider_service.dart';
+import 'package:training_planner/services/log_service.dart';
+
+class LocalBlacklistProviderService extends IBlacklistProviderService {
+  Future<Directory> get _localDir async {
+    final directory = await getApplicationDocumentsDirectory();
+    return directory;
+  }
+
+  Future<String> get _localPath async {
+    final directory = await getApplicationDocumentsDirectory();
+    return directory.path;
+  }
+
+  Future<File> _localFile() async {
+    final path = await _localPath;
+    String fullPath = '$path/blacklist.json';
+    File file = File(fullPath);
+
+    bool exists = await file.exists();
+    if (!exists) {
+      LogService.log('creating ' + fullPath);
+      await file.create();
+      await file.writeAsString(jsonEncode([]));
+    }
+
+    return File(fullPath);
+  }
+
+  @override
+  Future<List<BlacklistEntry>> getBlacklist() async {
+    var file = await _localFile();
+    var data = await file.readAsString();
+    final Iterable iterable = await jsonDecode(data);
+    List<BlacklistEntry> parsedData = List<BlacklistEntry>.from(
+        iterable.map((model) => BlacklistEntry.fromJson(model)));
+    LogService.log('read ' + data);
+    return parsedData;
+  }
+
+  @override
+  Future<void> addToBlacklist(BlacklistEntry data) async {
+    var file = await _localFile();
+
+    List<BlacklistEntry> dataToStore = await getBlacklist();
+    dataToStore.add(BlacklistEntry(data.postalcodeNumeric, data.postalcodeAplha,
+        data.houseNumber, data.houseNumberExtra));
+
+    LogService.log('writing ' + jsonEncode(dataToStore));
+    file.writeAsString(jsonEncode(dataToStore));
+  }
+}