chore: 初始化脚手架 — sunny_mochi 企业级 Flutter 模板

Core 基础设施：Flavor 三包体系、Drift+SQLCipher 加密数据库 7 拦截器 Dio 网络栈、CrashReporter 崩溃日志、Sealed Failure 错误体系 5 色板主题系统、Auth 认证骨架（Clean Architecture）、Dev Panel、Mock Adapter 通过验证：flutter analyze（0 errors）、flutter test（全绿）、staging APK 74.8MB
2026-05-14 12:51:05 +08:00
commit 61017f1c39
204 changed files with 15386 additions and 0 deletions
@@ -0,0 +1,79 @@
+import 'package:flutter/material.dart';
+
+/// 带 loading 状态的通用 FilledButton。
+class AppButton extends StatelessWidget {
+  const AppButton({
+    super.key,
+    required this.label,
+    required this.onPressed,
+    this.loading = false,
+    this.width = double.infinity,
+    this.height = 50.0,
+  });
+
+  final String label;
+  final VoidCallback? onPressed;
+  final bool loading;
+  final double width;
+  final double height;
+
+  @override
+  Widget build(BuildContext context) {
+    return SizedBox(
+      width: width,
+      height: height,
+      child: FilledButton(
+        onPressed: loading ? null : onPressed,
+        child: loading
+            ? const SizedBox(
+                width: 20,
+                height: 20,
+                child: CircularProgressIndicator(
+                  strokeWidth: 2,
+                  color: Colors.white,
+                ),
+              )
+            : Text(label),
+      ),
+    );
+  }
+}
+
+/// 带 loading 状态的通用 OutlinedButton。
+class AppOutlinedButton extends StatelessWidget {
+  const AppOutlinedButton({
+    super.key,
+    required this.label,
+    required this.onPressed,
+    this.loading = false,
+    this.width = double.infinity,
+    this.height = 50.0,
+  });
+
+  final String label;
+  final VoidCallback? onPressed;
+  final bool loading;
+  final double width;
+  final double height;
+
+  @override
+  Widget build(BuildContext context) {
+    return SizedBox(
+      width: width,
+      height: height,
+      child: OutlinedButton(
+        onPressed: loading ? null : onPressed,
+        child: loading
+            ? SizedBox(
+                width: 20,
+                height: 20,
+                child: CircularProgressIndicator(
+                  strokeWidth: 2,
+                  color: Theme.of(context).colorScheme.primary,
+                ),
+              )
+            : Text(label),
+      ),
+    );
+  }
+}