task removeable, added header, more todos 🤷‍♀️ ..

README.md

@@ -8,12 +8,18 @@ A Reminder based on todo.txt synced via nextcloud
   - [ ] define isomorphism for 'repeat:'-meta-tag
 - [ ] add interface for repeat-datatype in addReminder.dart
 - [x] save/load data to/from disk
+- [x] adding/removing tasks
 - [ ] respect ordering that was used when starting the app when saving.
 - [ ] add Nextcloud-login for getting a Token
 - [ ] use webdav for synchronizing with Nextcloud using that token
 - [ ] sorting by "next up", "priority"
 - [ ] respect 'color:'-meta-tag (usual formats like "#aabbcc", html-colors like "red")
   - [ ] use color in rendering todos
+- [ ] make application-settings
+  - [ ] store/load settings
+  - [ ] setting for number of days into the future
+  - [ ] theme (light/dark mode, system theme)
+- [ ] fancy pop-animation & sound for the checkbox
 
 ## Current looks:
 
@@ -22,3 +28,6 @@ A Reminder based on todo.txt synced via nextcloud
 
 ### Adding Tasks
 ![](img/2023-01-08_addTask.png)
+
+### Details/Removing tasks
+![](img/2023-01-10_Task_details.png)

lib/addReminder.dart

@@ -103,7 +103,7 @@ class _AddTaskWidgetState extends State<AddTaskWidget> with RestorationMixin {
                 children: [
                   Text("Begin: ", style: Theme.of(context).textTheme.labelLarge),
                   Expanded(
-                      child: Text("${_beginDate.value.year}-${_beginDate.value.month.toString().padLeft(2,'0')}-${_beginDate.value.day.toString().padLeft(2,'0')}")
+                      child: Text(Task.formatDate(_beginDate.value))
                   ),
                   IconButton(
                     onPressed: () => _restorableDatePickerRouteFuture.present(),

lib/homescreen.dart

@@ -1,6 +1,7 @@
 import 'dart:io';
 
 import 'package:flutter/material.dart';
+import 'package:flutter_window_close/flutter_window_close.dart';
 import 'package:nextcloud_reminder/addReminder.dart';
 import 'package:nextcloud_reminder/parser/todotxt.dart';
 import 'package:nextcloud_reminder/repeating_task.dart';
@@ -28,7 +29,7 @@ class HomeWidget extends StatefulWidget {
 
 class _HomeWidgetState extends State<HomeWidget> with WidgetsBindingObserver {
 
-  final ScrollTable _checkboxes = ScrollTable(title: "TODOs");
+  late final ScrollTable _checkboxes;
   int _counter = 1;
   late final Directory appDocDirectory;
   late final File todotxt = File('${appDocDirectory.path}/todo.txt');
@@ -45,7 +46,6 @@ class _HomeWidgetState extends State<HomeWidget> with WidgetsBindingObserver {
     appDocDirectory = (await getApplicationDocumentsDirectory());
     if (await todotxt.exists()) {
       var data = await todotxt.readAsLines();
-      debugPrint(data.toString());
       tasks.addAll(TodoParser.parse(data));
       _loadTodos();
     } else {
@@ -57,7 +57,12 @@ class _HomeWidgetState extends State<HomeWidget> with WidgetsBindingObserver {
   void initState() {
     super.initState();
     WidgetsBinding.instance.addObserver(this);
+    _checkboxes = ScrollTable(title: "TODOs", deleteCallback: _removeTask);
     initLazy();
+    FlutterWindowClose.setWindowShouldCloseHandler(() async {
+      saveData();
+      return true;
+    });
   }
 
   @override
@@ -81,16 +86,6 @@ class _HomeWidgetState extends State<HomeWidget> with WidgetsBindingObserver {
     await todotxt.writeAsString(data);
   }
 
-  void _addDummyTask() {
-    setState(() {
-      // This call to setState tells the Flutter framework that something has
-      // changed in this State, which causes it to rerun the build method below
-      // so that the display can reflect the updated values. If we changed
-      // stuff without calling setState(), then the build method would not be
-      // called again, and so nothing would appear to happen.
-      _checkboxes.addTask(RepeatingTask(task: Task(title: "Dummy Task #$_counter", begin: DateTime.now()), repeat: _counter++));
-    });
-  }
   void _addTask(RepeatingTask? t) {
     if (t != null) {
       setState(() {
@@ -99,6 +94,11 @@ class _HomeWidgetState extends State<HomeWidget> with WidgetsBindingObserver {
       });
     }
   }
+  void _removeTask(RepeatingTask t) {
+    setState(() {
+      tasks.remove(t.task);
+    });
+  }
 
   @override
   Widget build(BuildContext context) {

lib/repeating_task.dart

@@ -23,9 +23,13 @@ class _RepeatingTaskState extends State<RepeatingTask> {
 
   @override
   Widget build(BuildContext context) {
-    return Row(
+    return Container(
+        decoration: const BoxDecoration(border: Border(bottom: BorderSide(),)),
+        margin: const EdgeInsets.all(0.0),
+        child: Row(
           crossAxisAlignment: CrossAxisAlignment.start,
           children: _occurrences,
-        );
+        )
+    );
   }
 }

lib/table.dart

@@ -1,8 +1,9 @@
 import 'package:flutter/material.dart';
 import 'package:nextcloud_reminder/repeating_task.dart';
+import 'package:nextcloud_reminder/types/tasks.dart';
 
 class ScrollTable extends StatefulWidget {
-  ScrollTable({super.key, required this.title});
+  ScrollTable({super.key, required this.title, required this.deleteCallback});
 
   // This class is the configuration for the state. It holds the values (in this
   // case the title) provided by the parent (in this case the App widget) and
@@ -11,6 +12,7 @@ class ScrollTable extends StatefulWidget {
 
   final String title;
   final _ScrollTableState _internalState = _ScrollTableState();
+  final ValueChanged<RepeatingTask> deleteCallback;
 
   @override
   State<ScrollTable> createState() => _internalState;
@@ -31,19 +33,64 @@ class _ScrollTableState extends State<ScrollTable> {
     });
   }
 
-  List<Widget> _buildTitles() {
+  removeTask(RepeatingTask task) {
+    setState(() {
+      _content.remove(task);
+    });
+    widget.deleteCallback(task);
+  }
+
+  Future<void> _showDetailsAndRemoveTask(BuildContext context, RepeatingTask t) {
+    return showDialog(context: context,
+        barrierDismissible: true,
+        builder: (BuildContext context)
+    {
+      return AlertDialog(
+          title: const Text("Task details"),
+          content: SingleChildScrollView(
+            child: ListBody(
+              children: [ Text(t.task.title),
+                Text("Projects: ${t.task.projects.isEmpty ? "none" : t.task.projects.join(", ")}"),
+                Text("Contexts: ${t.task.contexts.isEmpty ? "none" : t.task.contexts.join(", ")}"),
+                Padding(padding: EdgeInsets.only(top: 16),
+                  child: Text(t.task.meta.isEmpty ? "" : "Meta:", style: Theme.of(context).textTheme.bodyLarge,)
+                ),
+              ] + List.of(t.task.meta.entries.map((e) => Text("${e.key}: ${e.value}"))),
+            ),
+          ),
+          actions: <Widget>[
+            TextButton(onPressed: () {
+              removeTask(t);
+              Navigator.of(context).pop();
+            },
+              style: TextButton.styleFrom(foregroundColor: Theme
+                  .of(context)
+                  .errorColor),
+              child: const Text("remove"),),
+            TextButton(onPressed: () => Navigator.of(context).pop(),
+                child: const Text("close")),
+          ]
+
+      );
+    });
+  }
+
+  List<Widget> _buildTitles(BuildContext context) {
     return List<Widget>.from(_content.map((RepeatingTask t) =>
         Container(
-          alignment: Alignment.center,
+          alignment: Alignment.centerLeft,
-          width: 120.0,
+          width: 150.0,
           height: 60.0,
-          color: Colors.white,
+          margin: const EdgeInsets.only(left: 4, top: 1),
-          margin: const EdgeInsets.all(4.0),
+          decoration: const BoxDecoration(color: Colors.white, border: Border(bottom: BorderSide(),)),
-          child: Text(t.task.title, style: Theme
+          child: TextButton(
-              .of(context)
+            onPressed: () => _showDetailsAndRemoveTask(context,t),
-              .textTheme
+            child: Text(t.task.title,
-              .labelMedium),
+                      style: Theme.of(context).textTheme.labelMedium),
-        )));
+            )
+          )
+        )
+    );
   }
 
   @override
@@ -54,14 +101,15 @@ class _ScrollTableState extends State<ScrollTable> {
           children: <Widget>[
             Column(
               crossAxisAlignment: CrossAxisAlignment.start,
-              children: _buildTitles(),
+              //TODO: Text in container wie bei _buildTitles oben und width/height/margin/etc. festnageln.
+              children: List<Widget>.from([Text("Todo", style: Theme.of(context).dataTableTheme.headingTextStyle,)]) + _buildTitles(context),
             ),
             Flexible(
               child: SingleChildScrollView(
                 scrollDirection: Axis.horizontal,
                 child: Column(
                   crossAxisAlignment: CrossAxisAlignment.start,
-                  children: _content,
+                  children: List<Widget>.from([Text("header ... date, date, date .. fancy turned 60 degrees", style: Theme.of(context).dataTableTheme.headingTextStyle)]) + List<Widget>.from(_content),
                 ),
               ),
             )

lib/task_item.dart

@@ -27,7 +27,7 @@ class _TaskItemState extends State<TaskItem>{
       width: 60.0,
       height: 60.0,
       color: Colors.white,
-      margin: const EdgeInsets.all(4.0),
+      margin: const EdgeInsets.all(0.0),
       child: _done == null ? null : Checkbox(value: _done, onChanged: (newState) => setState(() {
         _done = newState!;
       })),

lib/types/tasks.dart

@@ -19,12 +19,16 @@ class Task {
     this.end,
   });
 
+  static String formatDate(DateTime dt) {
+    return "${dt!.year}-${dt!.month.toString().padLeft(2,'0')}-${dt!.day.toString().padLeft(2,'0')}";
+  }
+
   @override
   String toString() {
     return (done ? "x " : "")
          + (priority == null ? "" : "(${priority!}) ")
-         + (begin == null ? "" : "${begin!.year}-${begin!.month}-${begin!.day} ")
+         + (begin == null ? "" : "${Task.formatDate(begin!)} ")
-         + (end == null ? "" : "${end!.year}-${end!.month}-${end!.day} ")
+         + (end == null ? "" : "${Task.formatDate(end!)} ")
          + ("$title ")
          + meta.entries.map((entry) => "${entry.key}:${entry.value}").join(" ")
     ;

linux/flutter/generated_plugin_registrant.cc

@@ -6,6 +6,10 @@
 
 #include "generated_plugin_registrant.h"
 
+#include <flutter_window_close/flutter_window_close_plugin.h>
 
 void fl_register_plugins(FlPluginRegistry* registry) {
+  g_autoptr(FlPluginRegistrar) flutter_window_close_registrar =
+      fl_plugin_registry_get_registrar_for_plugin(registry, "FlutterWindowClosePlugin");
+  flutter_window_close_plugin_register_with_registrar(flutter_window_close_registrar);
 }

linux/flutter/generated_plugins.cmake

@@ -3,6 +3,7 @@
 #
 
 list(APPEND FLUTTER_PLUGIN_LIST
+  flutter_window_close
 )
 
 list(APPEND FLUTTER_FFI_PLUGIN_LIST

macos/Flutter/GeneratedPluginRegistrant.swift

@@ -5,8 +5,10 @@
 import FlutterMacOS
 import Foundation
 
+import flutter_window_close
 import path_provider_macos
 
 func RegisterGeneratedPlugins(registry: FlutterPluginRegistry) {
+  FlutterWindowClosePlugin.register(with: registry.registrar(forPlugin: "FlutterWindowClosePlugin"))
   PathProviderPlugin.register(with: registry.registrar(forPlugin: "PathProviderPlugin"))
 }

pubspec.lock

@@ -81,6 +81,25 @@ packages:
     description: flutter
     source: sdk
     version: "0.0.0"
+  flutter_web_plugins:
+    dependency: transitive
+    description: flutter
+    source: sdk
+    version: "0.0.0"
+  flutter_window_close:
+    dependency: "direct main"
+    description:
+      name: flutter_window_close
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.2.2"
+  js:
+    dependency: transitive
+    description:
+      name: js
+      url: "https://pub.dartlang.org"
+    source: hosted
+    version: "0.6.4"
   lints:
     dependency: transitive
     description:

pubspec.yaml

@@ -39,6 +39,7 @@ dependencies:
   path_provider: ^2.0.11
   petitparser: ^5.1.0
   tuple: ^2.0.1
+  flutter_window_close: ^0.2.2
 
 dev_dependencies:
   flutter_test:

windows/flutter/generated_plugin_registrant.cc

@@ -6,6 +6,9 @@
 
 #include "generated_plugin_registrant.h"
 
+#include <flutter_window_close/flutter_window_close_plugin.h>
 
 void RegisterPlugins(flutter::PluginRegistry* registry) {
+  FlutterWindowClosePluginRegisterWithRegistrar(
+      registry->GetRegistrarForPlugin("FlutterWindowClosePlugin"));
 }

windows/flutter/generated_plugins.cmake

@@ -3,6 +3,7 @@
 #
 
 list(APPEND FLUTTER_PLUGIN_LIST
+  flutter_window_close
 )
 
 list(APPEND FLUTTER_FFI_PLUGIN_LIST