last code cleanup

assets/video/SOURCE.md

@@ -0,0 +1,2 @@
+Video source: https://www.pexels.com/video/a-herd-of-deer-resting-on-a-ground-with-snowfall-3195315/
+License: CC

lib/features/matrix_rgb/business/service/matrix_service.dart

@@ -2,7 +2,7 @@ import 'package:dart_periphery/dart_periphery.dart';
 import 'package:flutter/foundation.dart';
 
 // linux_spidev was tried out here beforehand,
-// but it didn't work and was replaced by dart_periphery
+// but it didn't work well and was replaced by dart_periphery
 // import 'package:linux_spidev/linux_spidev.dart';
 
 class MatrixService {
@@ -10,7 +10,28 @@ class MatrixService {
   // final spidev = Spidev.fromBusDevNrs(0, 0);
 
   void setLedsOn(List<int> pixels) async {
+    // linux_spidev will error out with this console log:
+    // flutter: OS Error: Could not open spidev file at "/dev/spidev0.0"
+    // Failed to import fence to syncobj: -1
+
+    // Using linux_spidev:
+    // try {
     // final handle = spidev.open();
+    //   final typedData = Uint8List.fromList(pixels);
+    // await handle.transferSingleTypedData(txBuf: typedData, rxBuf: typedData);
+    //   handle.close();
+    // } catch (e) {
+    //   debugPrint(e.toString());
+    // }
+
+    // If a tuple error happens with StackTrace? has to be StackTrace:
+    // In the source code of spidev.dart line 395, change it to:
+    // before:
+    // sendPort.send(Tuple3<int, dynamic, StackTrace?>(transferId, null, null));
+    // after:
+    // sendPort.send(Tuple3<int, dynamic, StackTrace>(transferId, null, StackTrace.current));
+
+    // Using dart_periphery:
     try {
       int refresh = 1;
       while (refresh != 0) {

lib/features/matrix_rgb/presentation/widgets/pixel_painter.dart

@@ -35,7 +35,6 @@ class PixelPainter extends CustomPainter {
         );
       }
 
-      // Assuming 'width' represents the width of your matrix (in this case, 8)
       const width = 8;
 
       List<int> colorIntList = pixels.map((pixel) {

lib/features/morse_led/business/service/morse_service.dart

@@ -13,24 +13,20 @@ class MorseService {
     for (var char in chars) {
       final List<String> morseCode = _morseAlphabet[char]?.split('') ?? ['*'];
       for (var code in morseCode) {
-        print('CODE: $code from $morseCode');
         if (code == '*') {
           await Future.delayed(const Duration(milliseconds: pulseDuration * 7));
           break;
         }
         ledPin.setValue(true);
-        print('ON');
         if (code == '.') {
           await Future.delayed(const Duration(milliseconds: pulseDuration));
         } else if (code == '-') {
           await Future.delayed(const Duration(milliseconds: pulseDuration * 3));
         }
-        print('OFF');
         ledPin.setValue(false);
         // pause between letters
         await Future.delayed(const Duration(milliseconds: pulseDuration));
       }
-      print("SPACE BETWEEN LETTERS");
       // space between letters is 3*pulseDuration
       await Future.delayed(const Duration(milliseconds: pulseDuration * 3));
     }

lib/features/news_api/data/models/teaser_image_url.dart

@@ -1,62 +0,0 @@
-import 'package:freezed_annotation/freezed_annotation.dart';
-
-part 'teaser_image_url.freezed.dart';
-part 'teaser_image_url.g.dart';
-
-@freezed
-class TeaserImageUrl with _$TeaserImageUrl {
-  const factory TeaserImageUrl({
-    String? imageurl,
-  }) = _TeaserImageUrl;
-
-  factory TeaserImageUrl.fromJson(Map<String, dynamic> json) =>
-      _$TeaserImageUrlFromJson(json);
-}
-
-// old manual implementation:
-
-// class TeaserImageUrl {
-//   final String imageurl;
-
-//   TeaserImageUrl({
-//     required this.imageurl,
-//   });
-
-//   TeaserImageUrl copyWith({
-//     String? imageurl,
-//   }) {
-//     return TeaserImageUrl(
-//       imageurl: imageurl ?? this.imageurl,
-//     );
-//   }
-
-//   Map<String, dynamic> toMap() {
-//     return {
-//       'imageurl': imageurl,
-//     };
-//   }
-
-//   factory TeaserImageUrl.fromMap(Map<String, dynamic> map) {
-//     return TeaserImageUrl(
-//       imageurl: map['imageurl'] ?? '',
-//     );
-//   }
-
-//   String toJson() => json.encode(toMap());
-
-//   factory TeaserImageUrl.fromJson(String source) =>
-//       TeaserImageUrl.fromMap(json.decode(source));
-
-//   @override
-//   String toString() => 'TeaserImageUrl(imageurl: $imageurl)';
-
-//   @override
-//   bool operator ==(Object other) {
-//     if (identical(this, other)) return true;
-
-//     return other is TeaserImageUrl && other.imageurl == imageurl;
-//   }
-
-//   @override
-//   int get hashCode => imageurl.hashCode;
-// }

lib/features/news_api/data/models/teaser_image_url.freezed.dart

@@ -1,154 +0,0 @@
-// coverage:ignore-file
-// GENERATED CODE - DO NOT MODIFY BY HAND
-// ignore_for_file: type=lint
-// ignore_for_file: unused_element, deprecated_member_use, deprecated_member_use_from_same_package, use_function_type_syntax_for_parameters, unnecessary_const, avoid_init_to_null, invalid_override_different_default_values_named, prefer_expression_function_bodies, annotate_overrides, invalid_annotation_target, unnecessary_question_mark
-
-part of 'teaser_image_url.dart';
-
-// **************************************************************************
-// FreezedGenerator
-// **************************************************************************
-
-T _$identity<T>(T value) => value;
-
-final _privateConstructorUsedError = UnsupportedError(
-    'It seems like you constructed your class using `MyClass._()`. This constructor is only meant to be used by freezed and you are not supposed to need it nor use it.\nPlease check the documentation here for more information: https://github.com/rrousselGit/freezed#adding-getters-and-methods-to-our-models');
-
-TeaserImageUrl _$TeaserImageUrlFromJson(Map<String, dynamic> json) {
-  return _TeaserImageUrl.fromJson(json);
-}
-
-/// @nodoc
-mixin _$TeaserImageUrl {
-  String? get imageurl => throw _privateConstructorUsedError;
-
-  Map<String, dynamic> toJson() => throw _privateConstructorUsedError;
-  @JsonKey(ignore: true)
-  $TeaserImageUrlCopyWith<TeaserImageUrl> get copyWith =>
-      throw _privateConstructorUsedError;
-}
-
-/// @nodoc
-abstract class $TeaserImageUrlCopyWith<$Res> {
-  factory $TeaserImageUrlCopyWith(
-          TeaserImageUrl value, $Res Function(TeaserImageUrl) then) =
-      _$TeaserImageUrlCopyWithImpl<$Res, TeaserImageUrl>;
-  @useResult
-  $Res call({String? imageurl});
-}
-
-/// @nodoc
-class _$TeaserImageUrlCopyWithImpl<$Res, $Val extends TeaserImageUrl>
-    implements $TeaserImageUrlCopyWith<$Res> {
-  _$TeaserImageUrlCopyWithImpl(this._value, this._then);
-
-  // ignore: unused_field
-  final $Val _value;
-  // ignore: unused_field
-  final $Res Function($Val) _then;
-
-  @pragma('vm:prefer-inline')
-  @override
-  $Res call({
-    Object? imageurl = freezed,
-  }) {
-    return _then(_value.copyWith(
-      imageurl: freezed == imageurl
-          ? _value.imageurl
-          : imageurl // ignore: cast_nullable_to_non_nullable
-              as String?,
-    ) as $Val);
-  }
-}
-
-/// @nodoc
-abstract class _$$TeaserImageUrlImplCopyWith<$Res>
-    implements $TeaserImageUrlCopyWith<$Res> {
-  factory _$$TeaserImageUrlImplCopyWith(_$TeaserImageUrlImpl value,
-          $Res Function(_$TeaserImageUrlImpl) then) =
-      __$$TeaserImageUrlImplCopyWithImpl<$Res>;
-  @override
-  @useResult
-  $Res call({String? imageurl});
-}
-
-/// @nodoc
-class __$$TeaserImageUrlImplCopyWithImpl<$Res>
-    extends _$TeaserImageUrlCopyWithImpl<$Res, _$TeaserImageUrlImpl>
-    implements _$$TeaserImageUrlImplCopyWith<$Res> {
-  __$$TeaserImageUrlImplCopyWithImpl(
-      _$TeaserImageUrlImpl _value, $Res Function(_$TeaserImageUrlImpl) _then)
-      : super(_value, _then);
-
-  @pragma('vm:prefer-inline')
-  @override
-  $Res call({
-    Object? imageurl = freezed,
-  }) {
-    return _then(_$TeaserImageUrlImpl(
-      imageurl: freezed == imageurl
-          ? _value.imageurl
-          : imageurl // ignore: cast_nullable_to_non_nullable
-              as String?,
-    ));
-  }
-}
-
-/// @nodoc
-@JsonSerializable()
-class _$TeaserImageUrlImpl implements _TeaserImageUrl {
-  const _$TeaserImageUrlImpl({this.imageurl});
-
-  factory _$TeaserImageUrlImpl.fromJson(Map<String, dynamic> json) =>
-      _$$TeaserImageUrlImplFromJson(json);
-
-  @override
-  final String? imageurl;
-
-  @override
-  String toString() {
-    return 'TeaserImageUrl(imageurl: $imageurl)';
-  }
-
-  @override
-  bool operator ==(Object other) {
-    return identical(this, other) ||
-        (other.runtimeType == runtimeType &&
-            other is _$TeaserImageUrlImpl &&
-            (identical(other.imageurl, imageurl) ||
-                other.imageurl == imageurl));
-  }
-
-  @JsonKey(ignore: true)
-  @override
-  int get hashCode => Object.hash(runtimeType, imageurl);
-
-  @JsonKey(ignore: true)
-  @override
-  @pragma('vm:prefer-inline')
-  _$$TeaserImageUrlImplCopyWith<_$TeaserImageUrlImpl> get copyWith =>
-      __$$TeaserImageUrlImplCopyWithImpl<_$TeaserImageUrlImpl>(
-          this, _$identity);
-
-  @override
-  Map<String, dynamic> toJson() {
-    return _$$TeaserImageUrlImplToJson(
-      this,
-    );
-  }
-}
-
-abstract class _TeaserImageUrl implements TeaserImageUrl {
-  const factory _TeaserImageUrl({final String? imageurl}) =
-      _$TeaserImageUrlImpl;
-
-  factory _TeaserImageUrl.fromJson(Map<String, dynamic> json) =
-      _$TeaserImageUrlImpl.fromJson;
-
-  @override
-  String? get imageurl;
-  @override
-  @JsonKey(ignore: true)
-  _$$TeaserImageUrlImplCopyWith<_$TeaserImageUrlImpl> get copyWith =>
-      throw _privateConstructorUsedError;
-}

lib/features/news_api/data/models/teaser_image_url.g.dart

@@ -1,18 +0,0 @@
-// GENERATED CODE - DO NOT MODIFY BY HAND
-
-part of 'teaser_image_url.dart';
-
-// **************************************************************************
-// JsonSerializableGenerator
-// **************************************************************************
-
-_$TeaserImageUrlImpl _$$TeaserImageUrlImplFromJson(Map<String, dynamic> json) =>
-    _$TeaserImageUrlImpl(
-      imageurl: json['imageurl'] as String?,
-    );
-
-Map<String, dynamic> _$$TeaserImageUrlImplToJson(
-        _$TeaserImageUrlImpl instance) =>
-    <String, dynamic>{
-      'imageurl': instance.imageurl,
-    };

lib/main.dart

@@ -1,5 +1,7 @@
 import 'dart:io';
 
+// needed import if debugRepaintRainbowEnabled is used in main():
+// import 'package:flutter/rendering.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 import 'package:flutterpi_gstreamer_video_player/flutterpi_gstreamer_video_player.dart';
 import 'package:scaled_app/scaled_app.dart';
@@ -9,6 +11,8 @@ import 'app.dart';
 import 'common/settings/sharedPrefs.dart';
 
 void main() async {
+  // debugRepaintRainbowEnabled = true;
+
   ScaledWidgetsFlutterBinding.ensureInitialized(
     scaleFactor: (deviceSize) {
       const double widthOfDesign = 960;

pubspec.lock

@@ -552,6 +552,14 @@ packages:
       url: "https://pub.dev"
     source: hosted
     version: "2.1.1"
+  linux_spidev:
+    dependency: "direct main"
+    description:
+      name: linux_spidev
+      sha256: b9a7f37d43c2e95793ad8ccb1b3f6753713ad16de79feae1e10e5140f4706e7f
+      url: "https://pub.dev"
+    source: hosted
+    version: "0.2.1+5"
   lists:
     dependency: transitive
     description:

pubspec.yaml

@@ -53,6 +53,7 @@ dependencies:
   simple_tiles_map: ^1.3.4
   flutter_map: ^5.0.0
   video_player: ^2.8.2
+  linux_spidev: ^0.2.1+5
 
 dev_dependencies:
   flutter_test:
@@ -89,8 +90,6 @@ flutter:
     - assets/images/flame_benchmark/sprite_benchmark/
     - assets/img/
     - assets/video/
-  #   - images/a_dot_burr.jpeg
-  #   - images/a_dot_ham.jpeg
 
   shaders:
     - shaders/aobench.frag