Fixed some hash, equal overrides and missing nulls

Author: Clon1998

lib/domain/gcode_macro.dart

@@ -22,4 +22,21 @@ class GCodeMacro {
   String toString() {
     return 'GCodeMacro{name: $name, uuid: $uuid, showWhilePrinting: $showWhilePrinting}';
   }
+
+  @override
+  bool operator ==(Object other) =>
+      identical(this, other) ||
+      other is GCodeMacro &&
+          runtimeType == other.runtimeType &&
+          name == other.name &&
+          uuid == other.uuid &&
+          visible == other.visible &&
+          showWhilePrinting == other.showWhilePrinting;
+
+  @override
+  int get hashCode =>
+      name.hashCode ^
+      uuid.hashCode ^
+      visible.hashCode ^
+      showWhilePrinting.hashCode;
 }

lib/domain/macro_group.dart

@@ -22,4 +22,16 @@ class MacroGroup {
   String toString() {
     return 'MacroGroup{name: $name, uuid: $uuid}';
   }
+
+  @override
+  bool operator ==(Object other) =>
+      identical(this, other) ||
+      other is MacroGroup &&
+          runtimeType == other.runtimeType &&
+          name == other.name &&
+          uuid == other.uuid &&
+          macros == other.macros;
+
+  @override
+  int get hashCode => name.hashCode ^ uuid.hashCode ^ macros.hashCode;
 }

lib/domain/printer_setting.dart

@@ -172,10 +172,14 @@ class PrinterSetting extends HiveObject {
           extrudeSteps == other.extrudeSteps &&
           lastPrintProgress == other.lastPrintProgress &&
           _lastPrintState == other._lastPrintState &&
+          macroGroups == other.macroGroups &&
+          fcmIdentifier == other.fcmIdentifier &&
+          lastModified == other.lastModified &&
           _webSocket == other._webSocket &&
           _printerService == other._printerService &&
           _klippyService == other._klippyService &&
-          _fileService == other._fileService;
+          _fileService == other._fileService &&
+          _databaseService == other._databaseService;
 
   @override
   int get hashCode =>
@@ -195,8 +199,12 @@ class PrinterSetting extends HiveObject {
       extrudeSteps.hashCode ^
       lastPrintProgress.hashCode ^
       _lastPrintState.hashCode ^
+      macroGroups.hashCode ^
+      fcmIdentifier.hashCode ^
+      lastModified.hashCode ^
       _webSocket.hashCode ^
       _printerService.hashCode ^
       _klippyService.hashCode ^
-      _fileService.hashCode;
+      _fileService.hashCode ^
+      _databaseService.hashCode;
 }

lib/domain/temperature_preset.dart

@@ -20,4 +20,18 @@ class TemperaturePreset {
   String toString() {
     return 'TemperatureTemplate{name: $name, uuid: $uuid, bedTemp: $bedTemp, extruderTemp: $extruderTemp}';
   }
+
+  @override
+  bool operator ==(Object other) =>
+      identical(this, other) ||
+      other is TemperaturePreset &&
+          runtimeType == other.runtimeType &&
+          name == other.name &&
+          uuid == other.uuid &&
+          bedTemp == other.bedTemp &&
+          extruderTemp == other.extruderTemp;
+
+  @override
+  int get hashCode =>
+      name.hashCode ^ uuid.hashCode ^ bedTemp.hashCode ^ extruderTemp.hashCode;
 }

lib/dto/files/gcode_file.dart

@@ -87,11 +87,13 @@ class GCodeFile {
   String? get smallImagePath {
     //ToDo: Filter for small <.<
     if (thumbnails.isNotEmpty) return thumbnails.first.relativePath;
+    return null;
   }
 
   String? get bigImagePath {
     //ToDo: Filter for big <.<
     if (thumbnails.isNotEmpty) return thumbnails.last.relativePath;
+    return null;
   }
 
   DateTime? get modifiedDate {