API improvements (#17)

* Major improvements
* Apply lint rules

.vscode/launch.json

@@ -0,0 +1,23 @@
+{
+    // Use IntelliSense to learn about possible attributes.
+    // Hover to view descriptions of existing attributes.
+    // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
+    "version": "0.2.0",
+    "configurations": [
+        {
+            "name": "example",
+            "cwd": "example",
+            "request": "launch",
+            "type": "dart",
+            "program": "lib/main.dart"
+        },
+        {
+            "name": "example (profile mode)",
+            "cwd": "example",
+            "request": "launch",
+            "type": "dart",
+            "flutterMode": "profile",
+            "program": "lib/main.dart"
+        }
+    ]
+}

analysis_options.yaml

@@ -1 +1,10 @@
-include: package:pedantic/analysis_options.yaml
+include: package:flutter_lints_plus/flutter.yaml
+
+linter:
+  rules:
+    prefer_relative_imports: false
+    sort_pub_dependencies: false
+    # avoid_print: false  # Uncomment to disable the `avoid_print` rule
+    # prefer_single_quotes: true  # Uncomment to enable the `prefer_single_quotes` rule
+# Additional information about this file can be found at
+# https://dart.dev/guides/language/analysis-options

example/lib/InnerSwiper.dart → example/lib/inner_swiper.dart

@@ -1,18 +1,22 @@
-import 'package:flutter/material.dart';
 import 'package:card_swiper/card_swiper.dart';
+import 'package:flutter/material.dart';
 
-void main() => runApp(MyApp());
+void main() => runApp(const MyApp());
 
 class MyApp extends StatelessWidget {
+  const MyApp({Key? key}) : super(key: key);
+
   @override
   Widget build(BuildContext context) {
-    return MaterialApp(
+    return const MaterialApp(
       home: InnerSwiper(),
     );
   }
 }
 
 class InnerSwiper extends StatefulWidget {
+  const InnerSwiper({Key? key}) : super(key: key);
+
   @override
   State<StatefulWidget> createState() {
     return _InnerSwiperState();
@@ -41,19 +45,19 @@ class _InnerSwiperState extends State<InnerSwiper> {
         loop: false,
         itemCount: 10,
         controller: controller,
-        pagination: SwiperPagination(),
-        itemBuilder: (BuildContext context, int index) {
+        pagination: const SwiperPagination(),
+        itemBuilder: (context, index) {
           return Column(
             children: <Widget>[
               SizedBox(
                 child: Swiper(
                   controller: controllers[index],
-                  pagination: SwiperPagination(),
+                  pagination: const SwiperPagination(),
                   itemCount: 4,
-                  itemBuilder: (BuildContext context, int index) {
+                  itemBuilder: (context, index) {
                     return Container(
                       color: Colors.greenAccent,
-                      child: Text('jkfjkldsfjd'),
+                      child: const Text('jkfjkldsfjd'),
                     );
                   },
                   autoplay: autoPlayer[index],
@@ -66,15 +70,15 @@ class _InnerSwiperState extends State<InnerSwiper> {
                     autoPlayer[index] = true;
                   });
                 },
-                child: Text('Start autoplay'),
+                child: const Text('Start autoplay'),
               ),
               ElevatedButton(
                 onPressed: () {
                   setState(() {
                     autoPlayer[index] = false;
                   });
                 },
-                child: Text('End autoplay'),
+                child: const Text('End autoplay'),
               ),
               Text('is autoplay: ${autoPlayer[index]}')
             ],

example/lib/listener_test.dart

@@ -1,42 +1,43 @@
-import 'package:flutter/material.dart';
 import 'package:card_swiper/card_swiper.dart';
-import 'package:flutter/cupertino.dart';
+import 'package:flutter/material.dart';
 
-void main() => runApp(new MyApp());
+void main() => runApp(const MyApp());
 
 class MyApp extends StatelessWidget {
+  const MyApp({Key? key}) : super(key: key);
+
   // This widget is the root of your application.
   @override
   Widget build(BuildContext context) {
-    return new MaterialApp(
+    return MaterialApp(
       title: 'Flutter Demo',
       theme: ThemeData(
         primarySwatch: Colors.blue,
       ),
-      home: new MyHomePage(title: 'Flutter Swiper'),
+      home: const MyHomePage(title: 'Flutter Swiper'),
     );
   }
 }
 
 class MyHomePage extends StatefulWidget {
-  MyHomePage({Key? key, required this.title}) : super(key: key);
+  const MyHomePage({Key? key, required this.title}) : super(key: key);
 
   final String title;
 
   @override
-  _MyHomePageState createState() => new _MyHomePageState();
+  _MyHomePageState createState() => _MyHomePageState();
 }
 
 class _MyHomePageState extends State<MyHomePage> {
   @override
   Widget build(BuildContext context) {
-    return new Scaffold(
-      body: new Swiper(
+    return Scaffold(
+      body: Swiper(
         itemCount: 10,
         itemBuilder: (c, i) {
-          return new Text("$i");
+          return Text('$i');
         },
-        plugins: [],
+        plugins: const [],
       ),
     );
   }