feat(lab3): do lab3

lib/main.dart

@@ -30,40 +30,155 @@ class MyHomePage extends StatefulWidget {
 }
 
 class _MyHomePageState extends State<MyHomePage> {
-  int _counter = 0;
-
-  void _incrementCounter() {
-    setState(() {
-      _counter++;
-    });
-  }
+  final Color _color = Colors.redAccent;
 
   @override
   Widget build(BuildContext context) {
     return Scaffold(
       appBar: AppBar(
-        backgroundColor: Theme.of(context).colorScheme.inversePrimary,
+        backgroundColor: _color,
         title: Text(widget.title),
       ),
-      body: Center(
-        child: Column(
-          mainAxisAlignment: MainAxisAlignment.center,
-          children: <Widget>[
-            const Text(
-              'You have pushed the button this many times:',
-            ),
-            Text(
-              '$_counter',
-              style: Theme.of(context).textTheme.headlineMedium,
-            ),
-          ],
-        ),
-      ),
-      floatingActionButton: FloatingActionButton(
-        onPressed: _incrementCounter,
-        tooltip: 'Increment',
-        child: const Icon(Icons.add),
+      body: const Center(
+          child: MyWidget()
       ),
     );
   }
 }
+
+class MyWidget extends StatelessWidget {
+  const MyWidget({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    final data = [
+      _CardData(
+        'Oh?',
+        description: 'pain',
+        icon: Icons.add_box,
+        imageUrl: 'https://www.thespruceeats.com/thmb/QjCQ4RTjmnhrovGkuJWzZCXYFX8=/1500x0/filters:no_upscale():max_bytes(150000):strip_icc()/GettyImages-90053856-588b7aff5f9b5874ee534b04.jpg',
+      ),
+      _CardData(
+        'Freeze?',
+        description: 'suffering',
+        icon: Icons.ac_unit_sharp,
+        imageUrl: 'https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcTwgAMeszx47tsBuUK20XIByglQcnAZCOEQJw&s',
+      ),
+      _CardData(
+        'Hi?',
+        description: 'horror',
+        icon: Icons.access_alarms,
+        imageUrl: 'https://encrypted-tbn0.gstatic.com/images?q=tbn:ANd9GcRsya6wSRjwvxaWlZEKn0U7gW6F2PWI54D6hw&s',
+      ),
+    ];
+    return Center(
+      child: SingleChildScrollView(
+        child: Padding(
+          padding: const EdgeInsets.all(8.0),
+          child: Column(
+            mainAxisAlignment: MainAxisAlignment.center,
+            children: data.map((_CardData x) => _Card.fromData(x)).toList(),
+          ),
+        ),
+      ),
+    );
+  }
+}
+
+class _CardData {
+  final String text;
+  final String description;
+  final IconData icon;
+  final String? imageUrl;
+
+  _CardData(this.text, {
+    required this.description,
+    this.icon = Icons.icecream,
+    this.imageUrl,
+  });
+}
+
+class _Card extends StatelessWidget {
+  final String text;
+  final String description;
+  final IconData icon;
+  final String? imageUrl;
+
+  const _Card(this.text, {
+    required this.description,
+    this.icon = Icons.icecream,
+    this.imageUrl,
+  });
+
+  factory _Card.fromData(_CardData data) => _Card(
+    data.text,
+    description: data.description,
+    icon: data.icon,
+    imageUrl: data.imageUrl,
+  );
+
+  @override
+  Widget build(BuildContext context) {
+    return Container(
+      margin: const EdgeInsets.only(top: 16),
+      padding: const EdgeInsets.all(16),
+      decoration: BoxDecoration(
+        color: Colors.orangeAccent,
+        borderRadius:  BorderRadius.circular(20),
+        border: Border.all(
+          color: Colors.redAccent,
+          width: 4,
+        ),
+        boxShadow: [
+          BoxShadow(
+            color: Colors.redAccent.withOpacity(.6),
+            spreadRadius: 4,
+            offset: const Offset(0, 5),
+            blurRadius: 8,
+          ),
+        ],
+      ),
+      child: Row(
+        crossAxisAlignment: CrossAxisAlignment.start,
+        mainAxisAlignment: MainAxisAlignment.start,
+        children: [
+          ClipRRect(
+            borderRadius: BorderRadius.circular(20),
+            child: SizedBox(
+              height: 140,
+              width: 100,
+              child: Image.network(
+                fit: BoxFit.cover,
+                imageUrl ?? '',
+                errorBuilder: (_, __, ___) => const Placeholder(),
+              ),
+            ),
+          ),
+          Expanded(
+            child: Padding(
+              padding: const EdgeInsets.all(8.0),
+              child: Column(
+                crossAxisAlignment: CrossAxisAlignment.start,
+                children: [
+                  Text(
+                    text,
+                    style: Theme.of(context).textTheme.headlineLarge,
+                  ),
+                  Text(
+                    description,
+                    style: Theme.of(context).textTheme.bodyLarge,
+                  ),
+                ],
+              ),
+            ),
+          ),
+          Padding(
+            padding: const EdgeInsets.all(8.0),
+            child: Icon(icon),
+          ),
+        ],
+      ),
+    );
+  }
+}
+