wip refactor timer

lib/pages/interval_page.dart

@@ -1,8 +1,11 @@
 import 'dart:async';
 import 'package:audioplayers/audioplayers.dart';
 import 'package:flutter/material.dart';
+import 'package:provider/provider.dart';
 import 'package:smoke_cess_app/widgets/popup_for_start_and_stop.dart';
 
+import '../providers/input_provider.dart';
+
 class IntervalTimerPage extends StatefulWidget {
   const IntervalTimerPage({Key? key}) : super(key: key);
 
@@ -44,9 +47,11 @@ class _IntervalTimerPageState extends State<IntervalTimerPage> {
     await showDialog(
       context: context,
       builder: (BuildContext context) {
-        return const TimerStartStopPopup(
+        return ChangeNotifierProvider(
+            create: (context) => InputProvider(),
+            child: const TimerStartStopPopup(
               title: 'Motivation vor dem Training',
-        );
+            ));
       },
     );
     _isPaused = false;
@@ -161,8 +166,9 @@ class _IntervalTimerPageState extends State<IntervalTimerPage> {
 
   @override
   Widget build(BuildContext context) {
-    return Scaffold(
+    return Center(
-        body: Center(
+        child: ChangeNotifierProvider(
+            create: (context) => InputProvider(),
             child: Column(
               mainAxisAlignment: MainAxisAlignment.center,
               children: [
@@ -191,8 +197,9 @@ class _IntervalTimerPageState extends State<IntervalTimerPage> {
                   mainAxisAlignment: MainAxisAlignment.center,
                   children: [
                     IconButton(
-              icon: Icon(
+                      icon: Icon(_isPaused
-                  _isPaused ? Icons.play_arrow_rounded : Icons.stop_rounded),
+                          ? Icons.play_arrow_rounded
+                          : Icons.stop_rounded),
                       iconSize: 48.0,
                       onPressed: () {
                         if (_isPaused) {

lib/widgets/popup_for_start_and_stop.dart

@@ -1,41 +1,26 @@
 import 'package:flutter/material.dart';
 import 'package:smoke_cess_app/widgets/slider.dart';
-import 'package:smoke_cess_app/widgets/submit_form_button.dart';
 import 'package:smoke_cess_app/widgets/text_formfield.dart';
 
-class TimerStartStopPopup extends StatefulWidget {
+class TimerStartStopPopup extends StatelessWidget {
   final String title;
 
   const TimerStartStopPopup({Key? key, required this.title}) : super(key: key);
 
-  @override
-  TimerStartStopPopupState createState() => TimerStartStopPopupState();
-}
-
-class TimerStartStopPopupState extends State<TimerStartStopPopup> {
-  final MySlider slider = MySlider();
-
-  void submitForm(BuildContext context) {
-    Navigator.of(context).pop();
-  }
-
-  void onFormFieldSave(String? newValue) => newValue!;
-
   @override
   Widget build(BuildContext context) {
     return AlertDialog(
-      title: Text(widget.title),
+      title: Text(title),
       content: Column(
         mainAxisSize: MainAxisSize.min,
         crossAxisAlignment: CrossAxisAlignment.start,
-        children: [
+        children: const [
           Padding(
             padding: const EdgeInsets.only(top: 8),
             child: MySlider(),
           ),
-          const SizedBox(height: 16),
+          SizedBox(height: 16),
           MyTextFormField('Beschreibe deinen Motivation'),
-          SubmitFormButton(() => submitForm(context)),
         ],
       ),
     );