mod: 异常状态样式

lib/common/widgets/http_error.dart

@@ -1,31 +1,41 @@
 import 'package:flutter/material.dart';
+import 'package:flutter_svg/flutter_svg.dart';
 
 class HttpError extends StatelessWidget {
-  const HttpError({required this.errMsg, required this.fn, super.key});
+  const HttpError(
+      {required this.errMsg, required this.fn, this.btnText, super.key});
 
   final String? errMsg;
   final Function()? fn;
+  final String? btnText;
 
   @override
   Widget build(BuildContext context) {
     return SliverToBoxAdapter(
       child: SizedBox(
-        height: 150,
+        height: 400,
         child: Column(
           crossAxisAlignment: CrossAxisAlignment.center,
           mainAxisAlignment: MainAxisAlignment.center,
           children: [
+            SvgPicture.asset(
+              "assets/images/error.svg",
+              height: 200,
+            ),
+            const SizedBox(height: 20),
             Text(
               errMsg ?? '请求异常',
               textAlign: TextAlign.center,
-              style: Theme.of(context).textTheme.titleMedium,
+              style: Theme.of(context).textTheme.titleSmall,
             ),
-            const SizedBox(height: 10),
-            ElevatedButton(
-                onPressed: () {
-                  fn!();
-                },
-                child: const Text('点击重试'))
+            const SizedBox(height: 30),
+            OutlinedButton.icon(
+              onPressed: () {
+                fn!();
+              },
+              icon: const Icon(Icons.arrow_forward_outlined, size: 20),
+              label: Text(btnText ?? '点击重试'),
+            )
           ],
         ),
       ),

lib/common/widgets/no_data.dart

@@ -0,0 +1,31 @@
+import 'package:flutter/material.dart';
+import 'package:flutter_svg/flutter_svg.dart';
+
+class NoData extends StatelessWidget {
+  const NoData({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    return SliverToBoxAdapter(
+      child: SizedBox(
+        height: 400,
+        child: Column(
+          crossAxisAlignment: CrossAxisAlignment.center,
+          mainAxisAlignment: MainAxisAlignment.center,
+          children: [
+            SvgPicture.asset(
+              "assets/images/error.svg",
+              height: 200,
+            ),
+            const SizedBox(height: 20),
+            Text(
+              '没有数据',
+              textAlign: TextAlign.center,
+              style: Theme.of(context).textTheme.titleSmall,
+            ),
+          ],
+        ),
+      ),
+    );
+  }
+}

lib/common/widgets/video_card_h.dart

@@ -55,7 +55,7 @@ class VideoCardH extends StatelessWidget {
         },
         child: Padding(
           padding: const EdgeInsets.fromLTRB(
-              StyleString.safeSpace, 7, StyleString.safeSpace, 7),
+              StyleString.safeSpace, 5, StyleString.safeSpace, 5),
           child: LayoutBuilder(
             builder: (context, boxConstraints) {
               double width =