feat(core): add theme, shared widgets and validators

2026-02-25 10:52:18 +08:00
parent febd10d64e
commit 8c0b0a25c3
8 changed files with 389 additions and 2 deletions
@@ -0,0 +1,41 @@
+class Validators {
+  Validators._();
+
+  static String? email(String? value) {
+    if (value == null || value.isEmpty) {
+      return '请输入邮箱';
+    }
+    final emailRegex = RegExp(r'^[\w-\.]+@([\w-]+\.)+[\w-]{2,4}$');
+    if (!emailRegex.hasMatch(value)) {
+      return '请输入有效的邮箱地址';
+    }
+    return null;
+  }
+
+  static String? password(String? value) {
+    if (value == null || value.isEmpty) {
+      return '请输入密码';
+    }
+    if (value.length < 8) {
+      return '密码至少需要8位';
+    }
+    return null;
+  }
+
+  static String? required(String? value, [String? fieldName]) {
+    if (value == null || value.isEmpty) {
+      return '请输入${fieldName ?? '内容'}';
+    }
+    return null;
+  }
+
+  static String? nickname(String? value) {
+    if (value == null || value.isEmpty) {
+      return '请输入昵称';
+    }
+    if (value.length < 2) {
+      return '昵称至少需要2个字符';
+    }
+    return null;
+  }
+}