v2

lib/database/util.dart

@@ -0,0 +1,23 @@
+import 'package:intl/intl.dart';
+import 'package:path/path.dart';
+import 'package:path_provider/path_provider.dart';
+
+Future<String> datapasePath(String database) async =>
+    join((await getApplicationSupportDirectory()).path, 'databases', database);
+
+extension DateTimeExt on DateTime {
+  String toDb() => DateFormat('yyyy-MM-dd hh:mm:ss').format(toUtc());
+
+  static DateTime parseUtc(Object? obj) {
+    final str = obj.toString();
+    return DateTime.parse(hasTimeZone(str) ? str : '${obj}Z').toLocal();
+  }
+
+  static DateTime? tryParseUtc(Object? obj) {
+    final str = obj.toString();
+    return DateTime.tryParse(hasTimeZone(str) ? str : '${obj}Z')?.toLocal();
+  }
+
+  static bool hasTimeZone(String str) =>
+      RegExp(r'(Z|[+-](?:2[0-3]|[01][0-9]):[0-5][0-9])').hasMatch(str);
+}