fix: lint issues

feat: enable back gesture

Author: SirusCodes

android/app/src/main/AndroidManifest.xml

@@ -6,6 +6,7 @@
    <uses-permission android:name="android.permission.INTERNET"/>
    <application
         android:label="Heartry"
+        android:enableOnBackInvokedCallback="true"
         android:icon="@mipmap/ic_launcher">
         <activity
             android:name=".MainActivity"

lib/screens/image_screen/image_screen.dart

@@ -308,7 +308,7 @@ class _ImageScreenState extends State<ImageScreen> {
         ),
       ),
       maxLines: maxLines,
-      textScaleFactor: scale,
+      textScaler: TextScaler.linear(scale),
       textDirection: TextDirection.ltr,
     )..layout(maxWidth: constraints.maxWidth - 140);
 

lib/screens/image_screen/widgets/poem_image_text.dart

@@ -1,3 +1,5 @@
+import 'dart:math' as math;
+
 import 'package:flutter/material.dart';
 import 'package:flutter_riverpod/flutter_riverpod.dart';
 
@@ -27,7 +29,7 @@ class PoemImageText extends ConsumerWidget {
         Text(
           title,
           textAlign: TextAlign.center,
-          textScaleFactor: scale <= 1.2 ? scale : 1.2,
+          textScaler: TextScaler.linear(math.min(scale, 1.2)),
           style: TextStyle(
             fontSize: TITLE_TEXT_SIZE,
             color: color,
@@ -40,7 +42,7 @@ class PoemImageText extends ConsumerWidget {
         ...poem.map(
           (e) => Text(
             e,
-            textScaleFactor: scale,
+            textScaler: TextScaler.linear(scale),
             style: TextStyle(
               fontSize: POEM_TEXT_SIZE,
               color: color,
@@ -52,7 +54,7 @@ class PoemImageText extends ConsumerWidget {
         Text(
           "-$poet",
           textAlign: TextAlign.center,
-          textScaleFactor: scale <= 1.2 ? scale : 1.2,
+          textScaler: TextScaler.linear(math.min(scale, 1.2)),
           style: TextStyle(
             fontSize: POET_TEXT_SIZE,
             color: color,

lib/screens/intro_screen/intro_screen.dart

@@ -437,6 +437,8 @@ class _ProfilePage extends ConsumerWidget {
       WidgetRef ref, BuildContext context, ImageSource source) async {
     final config = ref.read(configProvider.notifier);
     final picker = ImagePicker();
+    final scaffoldMessenger = ScaffoldMessenger.of(context);
+
     try {
       final pickedImage = await picker.pickImage(
         source: source,
@@ -446,7 +448,7 @@ class _ProfilePage extends ConsumerWidget {
 
       config.profile = await _saveImageInAppStorage(pickedImage);
     } on PlatformException {
-      ScaffoldMessenger.of(context).showSnackBar(
+      scaffoldMessenger.showSnackBar(
         const SnackBar(content: Text("Permission denied")),
       );
     }

lib/screens/profile_screen/profile_screen.dart

@@ -49,20 +49,22 @@ class _ProfileScreenState extends State<ProfileScreen> {
     final isAndroid = theme.platform == TargetPlatform.android;
 
     return Scaffold(
-      body: WillPopScope(
-        onWillPop: () {
+      body: PopScope(
+        canPop: false,
+        onPopInvoked: (didPop) {
+          if (didPop) return;
+
           final name = _nameController.text;
           if (name.isEmpty) {
             ScaffoldMessenger.of(context).showSnackBar(
               const SnackBar(content: Text(noNameError)),
             );
-
-            return Future.value(false);
+            return;
           }
           if (_name != _nameController.text)
             _config.name = _nameController.text;
 
-          return Future.value(true);
+          Navigator.pop(context);
         },
         child: SafeArea(
           child: Column(
@@ -238,6 +240,7 @@ class _ProfileUpdateDialog extends ConsumerWidget {
   Future<void> _updateImage(BuildContext context, ImageSource source) async {
     final navigator = Navigator.of(context);
     final picker = ImagePicker();
+    final scaffoldMessenger = ScaffoldMessenger.of(context);
     try {
       final pickedImage = await picker.pickImage(
         source: source,
@@ -247,7 +250,7 @@ class _ProfileUpdateDialog extends ConsumerWidget {
 
       navigator.pop(pickedImage);
     } on PlatformException {
-      ScaffoldMessenger.of(context).showSnackBar(
+      scaffoldMessenger.showSnackBar(
         const SnackBar(content: Text("Permission denied")),
       );
     }

lib/screens/writing_screen/writing_screen.dart

@@ -74,12 +74,10 @@ class _WritingScreenState extends State<WritingScreen>
   @override
   Widget build(BuildContext context) {
     return Scaffold(
-      body: WillPopScope(
-        onWillPop: () {
+      body: PopScope(
+        onPopInvoked: (_) {
           if (_isEmpty && widget.model != null)
             poemDB.deletePoem(widget.model!);
-
-          return Future.value(true);
         },
         child: SafeArea(
           child: Stack(

lib/utils/custom_email_report_handler.dart

@@ -15,8 +15,8 @@ class CustomEmailReportHandler extends ReportHandler {
       ];
 
   @override
-  Future<bool> handle(Report error, BuildContext? context) async {
-    return _sendMail(_getBody(error), "Error <${error.error}>");
+  Future<bool> handle(Report report, BuildContext? context) async {
+    return _sendMail(_getBody(report), "Error <${report.error}>");
   }
 
   String _getBody(Report report) {