added selector for repeat-interval. Needs UI-polish though..

README.md

@@ -6,7 +6,7 @@ A Reminder based on todo.txt synced via nextcloud
 
 - [x] make repeat-datatype (like: daily, weekly on mo/th/fr, bi-monthly, etc.)
   - [x] define isomorphism for 'repeat:'-meta-tag
-- [ ] add interface for repeat-datatype in addReminder.dart
+- [x] add interface for repeat-datatype in addReminder.dart
 - [x] save/load data to/from disk
 - [x] adding/removing tasks
 - [x] respect ordering that was used when starting the app when saving.

lib/addReminder.dart

@@ -1,7 +1,10 @@
+import 'package:date_field/date_field.dart';
 import 'package:flutter/material.dart';
+import 'package:flutter/services.dart';
 import 'package:nextcloud_reminder/repeating_task.dart';
 import 'package:nextcloud_reminder/types/repeat.dart';
 import 'package:nextcloud_reminder/types/tasks.dart';
+import 'package:tuple/tuple.dart';
 
 class AddTaskWidget extends StatefulWidget {
   const AddTaskWidget({super.key, this.restorationId, required this.onSave});
@@ -15,11 +18,14 @@ class AddTaskWidget extends StatefulWidget {
 
 //TODO: make _repeat changeable.
 
-class _AddTaskWidgetState extends State<AddTaskWidget> with RestorationMixin {
+class _AddTaskWidgetState extends State<AddTaskWidget> {
   final _formKey = GlobalKey<FormState>();
   final _titleController = TextEditingController();
-  final int _repeat = 1;
+  static _emptyRepetition() {
-  final RestorableDateTime _beginDate = RestorableDateTime(DateTime.now());
+    return Tuple2(TextEditingController(text: "1"), ValueNotifier(DateInterval.daily));
+  }
+  final List<Tuple2<TextEditingController,ValueNotifier<DateInterval>>> _repeatEveryController = [_emptyRepetition()];
+  DateTime _beginDate = DateTime.now();
 
   @override
   void dispose() {
@@ -27,53 +33,45 @@ class _AddTaskWidgetState extends State<AddTaskWidget> with RestorationMixin {
     super.dispose();
   }
 
-  @override
+  String _prettyInterval(DateInterval d) {
-  String? get restorationId => widget.restorationId;
+    switch (d) {
-
+      default:
-  late final RestorableRouteFuture<DateTime?> _restorableDatePickerRouteFuture =
+        return d.toString();
-      RestorableRouteFuture<DateTime?>(
-    onComplete: _selectDate,
-    onPresent: (NavigatorState navigator, Object? arguments) {
-      return navigator.restorablePush(
-        _datePickerRoute,
-        arguments: _beginDate.value.millisecondsSinceEpoch,
-      );
-    },
-  );
-
-  static Route<DateTime> _datePickerRoute(
-    BuildContext context,
-    Object? arguments,
-  ) {
-    return DialogRoute<DateTime>(
-      context: context,
-      builder: (BuildContext context) {
-        return DatePickerDialog(
-          restorationId: 'date_picker_dialog',
-          initialEntryMode: DatePickerEntryMode.calendarOnly,
-          initialDate: DateTime.fromMillisecondsSinceEpoch(arguments! as int),
-          firstDate: DateTime(2000),
-          lastDate: DateTime(2100),
-        );
-      },
-    );
-  }
-
-  @override
-  void restoreState(RestorationBucket? oldBucket, bool initialRestore) {
-    registerForRestoration(_beginDate, 'selected_date');
-    registerForRestoration(
-        _restorableDatePickerRouteFuture, 'date_picker_route_future');
-  }
-
-  void _selectDate(DateTime? newSelectedDate) {
-    if (newSelectedDate != null) {
-      setState(() {
-        _beginDate.value = newSelectedDate;
-      });
     }
   }
 
+  Widget _repeatBuilder(BuildContext context, Tuple2<TextEditingController,ValueNotifier<DateInterval>> data) {
+    return Row(
+      children: [
+        Text("Repeat every " ),
+        Expanded(
+          flex: 1,
+          child: TextFormField(
+            controller: data.item1,
+            decoration: const InputDecoration(
+              hintText: "1",
+            ),
+            keyboardType: const TextInputType.numberWithOptions(signed: false, decimal: false),
+            inputFormatters: [FilteringTextInputFormatter.digitsOnly],
+          ),
+        ),
+        Expanded(
+          flex: 3,
+          child: DropdownButton<DateInterval>(
+            items: DateInterval.values.map((v) => DropdownMenuItem(value: v, child: Text(_prettyInterval(v)))).toList(),
+            onChanged: (v) => setState(() {
+              data.item2.value = v ?? data.item2.value;
+            }),
+            value: data.item2.value,
+          ),
+        ),
+        IconButton(onPressed: () => setState(() {
+          _repeatEveryController.remove(data);
+        }), icon: Icon(Icons.remove, color: Theme.of(context).errorColor,)),
+      ],
+    );
+  }
+
   @override
   Widget build(BuildContext context) {
     return Scaffold(
@@ -98,21 +96,21 @@ class _AddTaskWidgetState extends State<AddTaskWidget> with RestorationMixin {
                 labelText: "Taskname"
               ),
             ),
-            Container(
+
-              decoration: const BoxDecoration(),
+            DateTimeField(
-              child: Row(
+              onDateSelected: (v) => setState(() { _beginDate = v; }),
-                children: [
+              selectedDate: _beginDate,
-                  Text("Begin: ", style: Theme.of(context).textTheme.labelLarge),
+              decoration: const InputDecoration(
-                  Expanded(
+                suffixIcon: Icon(Icons.event_note),
-                      child: Text(Task.formatDate(_beginDate.value))
+                labelText: "Begin"
-                  ),
+              ),
-                  IconButton(
+              mode: DateTimeFieldPickerMode.date,
-                    onPressed: () => _restorableDatePickerRouteFuture.present(),
-                    icon: Icon(Icons.date_range,
-                      color: Theme.of(context).focusColor))
-                ]
-              )
             ),
+            ] + _repeatEveryController.map((c) => _repeatBuilder(context,c)).toList()
+            + [
+            ElevatedButton(onPressed: () => setState(() {
+              _repeatEveryController.add(_emptyRepetition());
+            }), child: const Text("add repetition")),
             Padding(
               padding: const EdgeInsets.symmetric(vertical: 16.0),
               child: ElevatedButton(
@@ -124,8 +122,16 @@ class _AddTaskWidgetState extends State<AddTaskWidget> with RestorationMixin {
                     ScaffoldMessenger.of(context).showSnackBar(
                       const SnackBar(content: Text('Task added.')),
                     );
+                    var repeats = _repeatEveryController.map((e) => RepeatInterval(interval: e.item2.value, every: int.parse(e.item1.text))).toList();
+                    var meta = repeats.map((e) => e.toString()).join("/");
                     widget.onSave(RepeatingTask(
-                        task: TaskExtra(title: _titleController.text, begin: _beginDate.value, repeat: [RepeatInterval(interval: DateInterval.daily)],)));
+                      task: TaskExtra(
+                          title: _titleController.text,
+                          begin: _beginDate,
+                          meta: {"repeat": meta},
+                          repeat: repeats,
+                      )
+                    ));
                     Navigator.pop(context);
                   }
                 },

pubspec.lock

@@ -43,6 +43,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.0.5"
+  date_field:
+    dependency: "direct main"
+    description:
+      name: date_field
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "3.0.2"
   fake_async:
     dependency: transitive
     description:
@@ -93,6 +100,13 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "0.2.2"
+  intl:
+    dependency: transitive
+    description:
+      name: intl
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.17.0"
   js:
     dependency: transitive
     description:

pubspec.yaml

@@ -41,6 +41,7 @@ dependencies:
   tuple: ^2.0.1
   flutter_window_close: ^0.2.2
   collection: ^1.16.0
+  date_field: ^3.0.2
 
 dev_dependencies:
   flutter_test: