dual check v0.1

client/lib/modules/home/home.dart

@@ -1,4 +1,5 @@
 import 'package:client/const/font.dart';
+import 'package:client/modules/dual_check/dual_check.dart';
 import 'package:client/modules/home/tool_card.dart';
 import 'package:client/modules/to_qrcode/to_qrcode.dart';
 import 'package:flutter/material.dart';
@@ -11,7 +12,30 @@ class Home extends StatefulWidget {
 }
 
 class _HomeState extends State<Home> {
-  final toolsList = [ToQrcode()];
+  // 所有工具注册 —— 新增工具只需在这里加一项
+  // 数据驱动：页面 widget + 元信息（图标/名称/描述）分开
+  final List<_ToolEntry> _tools = [
+    // _ToolEntry(
+    //   page: const ToQrcode(),
+    //   meta: const ToolMeta(
+    //     name: '二维码生成器',
+    //     description: '上传文字、图片即可立即生成二维码',
+    //     icon: Icons.qr_code,
+    //     iconColor: Colors.purple,
+    //     bgColor: Color(0xFFF3E5F5),
+    //   ),
+    // ),
+    _ToolEntry(
+      page: const DualCheck(),
+      meta: const ToolMeta(
+        name: 'DualCheck 双验',
+        description: '两人各输入一段文字，实时比对是否一致',
+        icon: Icons.verified_user,
+        iconColor: Colors.teal,
+        bgColor: Color(0xFFE0F2F1),
+      ),
+    ),
+  ];
 
   @override
   Widget build(BuildContext context) {
@@ -27,10 +51,10 @@ class _HomeState extends State<Home> {
           ),
         ),
         centerTitle: true,
-        actions: [
-          CircleAvatar(child: Text("登陆", style: TextStyle(fontSize: 12))),
-          SizedBox(width: 16),
-        ],
+        // actions: [
+        //   CircleAvatar(child: Text("登陆", style: TextStyle(fontSize: 12))),
+        //   SizedBox(width: 16),
+        // ],
       ),
       body: GridView.builder(
         padding: EdgeInsets.symmetric(horizontal: 16),
@@ -40,23 +64,29 @@ class _HomeState extends State<Home> {
           mainAxisSpacing: 8,
           crossAxisSpacing: 8,
         ),
-        itemCount: toolsList.length,
+        itemCount: _tools.length,
         itemBuilder: (BuildContext context, int index) {
           return GestureDetector(
-            onTap: () {
-              enterCard(index);
-            },
-            child: ToolCard(),
+            onTap: () => _enterCard(index),
+            child: ToolCard(meta: _tools[index].meta),
           );
         },
       ),
     );
   }
 
-  void enterCard(int index) {
+  void _enterCard(int index) {
     Navigator.push(
       context,
-      MaterialPageRoute(builder: ((context) => toolsList[index])),
+      MaterialPageRoute(builder: (_) => _tools[index].page),
     );
   }
 }
+
+/// 内部工具注册条目
+class _ToolEntry {
+  final Widget page;
+  final ToolMeta meta;
+
+  _ToolEntry({required this.page, required this.meta});
+}

client/lib/modules/home/tool_card.dart

@@ -2,60 +2,70 @@ import 'package:flutter/material.dart';
 
 import '../../const/font.dart';
 
-class ToolCard extends StatefulWidget {
-  const ToolCard({super.key});
+/// 工具元信息 —— 数据驱动首页卡片渲染
+class ToolMeta {
+  final String name;
+  final String description;
+  final IconData icon;
+  final Color iconColor;
+  final Color bgColor;
 
-  @override
-  State<ToolCard> createState() => _ToolCardState();
+  const ToolMeta({
+    required this.name,
+    required this.description,
+    required this.icon,
+    this.iconColor = Colors.blue,
+    this.bgColor = const Color(0xFFF5F5F5),
+  });
 }
 
-class _ToolCardState extends State<ToolCard> {
+class ToolCard extends StatelessWidget {
+  const ToolCard({super.key, required this.meta});
+
+  final ToolMeta meta;
+
   @override
   Widget build(BuildContext context) {
     return Card(
       child: Container(
-        padding: EdgeInsets.symmetric(horizontal: 8, vertical: 8),
-        clipBehavior: Clip.hardEdge,
-        decoration: BoxDecoration(),
+        padding: EdgeInsets.symmetric(horizontal: 12, vertical: 8),
         child: Row(
           children: [
-            Expanded(
-              child: Image.asset(
-                "assets/qr_code_logo.png",
-                width: double.infinity,
-                height: double.infinity,
-                fit: BoxFit.cover,
+            // 图标占位区
+            Container(
+              width: 80,
+              height: double.infinity,
+              decoration: BoxDecoration(
+                color: meta.bgColor,
+                borderRadius: BorderRadius.circular(8),
               ),
+              child: Icon(meta.icon, color: meta.iconColor, size: 36),
             ),
-            SizedBox(width: 8),
+            SizedBox(width: 12),
             Expanded(
-              child: ClipRect(
-                clipBehavior: Clip.hardEdge,
-                child: Column(
-                  crossAxisAlignment: CrossAxisAlignment.start,
-                  children: [
-                    Text(
-                      "二维码生成器",
-                      style: TextStyle(
-                        fontSize: Font.FONT_SIZE_SUBTITLE,
-                        fontWeight: FontWeight.bold,
-                      ),
+              child: Column(
+                crossAxisAlignment: CrossAxisAlignment.start,
+                children: [
+                  Text(
+                    meta.name,
+                    style: TextStyle(
+                      fontSize: Font.FONT_SIZE_SUBTITLE,
+                      fontWeight: FontWeight.bold,
                     ),
-                    SizedBox(height: 8),
-                    Divider(),
-                    SizedBox(height: 8),
-                    Container(
-                      child: Text(
-                        "上传文字，图片即可立即生成二维码",
-                        maxLines: 2,
-                        style: TextStyle(
-                          fontSize: Font.FONT_SIZE_CONTENT,
-                          overflow: TextOverflow.ellipsis,
-                        ),
-                      ),
+                  ),
+                  SizedBox(height: 6),
+                  Divider(height: 1),
+                  SizedBox(height: 6),
+                  Text(
+                    meta.description,
+                    maxLines: 2,
+                    style: TextStyle(
+                      fontSize: Font.FONT_SIZE_CONTENT,
+                      overflow: TextOverflow.ellipsis,
+                      color: Colors.grey.shade600,
                     ),
-                  ],
-                ),
+                  ),
+                ],
               ),
             ),
           ],