From 5f62c57f376fe5b7f2d48afe1b02a4eb6b22d4ed Mon Sep 17 00:00:00 2001
From: Mike Zamayias <29067825+mzamayias@users.noreply.github.com>
Date: Sun, 23 Jan 2022 21:09:30 +0200
Subject: [PATCH] validators for contact page

---
 lib/widgets/text_input/validators.dart | 36 ++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)

diff --git a/lib/widgets/text_input/validators.dart b/lib/widgets/text_input/validators.dart
index a320083..0513935 100644
--- a/lib/widgets/text_input/validators.dart
+++ b/lib/widgets/text_input/validators.dart
@@ -224,4 +224,40 @@ class Validators {
     }
     return null;
   }
+
+  // check name value
+  String? validateName(String? value) {
+    if (value == null || value.isEmpty) return 'Name is required';
+    if (!RegExp(r'^[a-zA-Z ]+$').hasMatch(value)) {
+      return 'Name must be alphabetic';
+    }
+    if (value.length < 2) {
+      return 'Name must be at least 2 characters long';
+    }
+    return null;
+  }
+
+  // check topic value
+  String? validateTopic(String? value) {
+    if (value == null || value.isEmpty) return 'Topic is required';
+    if (!RegExp(r'^[a-zA-Z ]+$').hasMatch(value)) {
+      return 'Topic must be alphabetic';
+    }
+    if (value.length < 2) {
+      return 'Topic must be at least 2 characters long';
+    }
+    return null;
+  }
+
+  // check message value
+  String? validateMessage(String? value) {
+    if (value == null || value.isEmpty) return 'Message is required';
+    if (!RegExp(r'^[a-zA-Z0-9 ]+$').hasMatch(value)) {
+      return 'Message must be alphanumeric';
+    }
+    if (value.length < 2) {
+      return 'Message must be at least 2 characters long';
+    }
+    return null;
+  }
 }