Move validation methods to util namespace

Trenser.FoodDeliveryApp/Trenser.FoodDeliveryApp/FoodDeliveryController.cpp

@@ -5,8 +5,6 @@ Date: 19-02-2026
 
 #include <stdexcept>
 #include <iomanip>
-#include <algorithm>
-#include <cctype>
 #include "FoodDeliveryController.h"
 #include "Menu.h"
 #include "RestaurantOwnerMenu.h"
@@ -22,6 +20,7 @@ Date: 19-02-2026
 #include "DeliveryAssignment.h"
 #include "inputHelper.h"
 #include "outputHelper.h"
+#include "Validator.h"
 #include "FileDatabase.h"
 
 const std::string USERS_FILE = "User.txt";
@@ -236,33 +235,6 @@ static deliveryAssignments::iterator selectDeliveryAssignmentFromList(deliveryAs
 	return assignmentIterator;
 }
 
-static bool isPhoneNumberValid(const std::string& phoneNumber) {
-	if (phoneNumber.size() != 10)
-	{
-		return false;
-	}
-	return std::all_of(phoneNumber.begin(), phoneNumber.end(),
-		[](char character) 
-		{
-			return std::isdigit(character);
-		}
-	);
-}
-
-static bool isEmailValid(const std::string& email) {
-	size_t index = email.find('@');
-	if (index == std::string::npos) return false;
-	if (email.find('@', index + 1) != std::string::npos)
-	{
-		return false;
-	}
-	if (index == 0 || index == email.size() - 1)
-	{
-		return false;
-	}
-	return true;
-}
-
 void FoodDeliveryController::loadUsers()
 {
 	FileDatabase<User> userDatabase(USERS_FILE);
@@ -574,14 +546,14 @@ void FoodDeliveryController::registerUser()
 		util::readString(name);
 		std::cout << "Enter Phone: ";
 		util::readString(phone);
-		if (!isPhoneNumberValid(phone))
+		if (!util::isPhoneNumberValid(phone))
 		{
 			std::cout << "Phone Number is Invalid. Cannot Register User!\n";
 			return;
 		}
 		std::cout << "Enter Email: ";
 		util::readString(email);
-		if (!isEmailValid(email))
+		if (!util::isEmailValid(email))
 		{
 			std::cout << "Email ID is Invalid. Cannot Register User!\n";
 			return;

Trenser.FoodDeliveryApp/Trenser.FoodDeliveryApp/Trenser.FoodDeliveryApp.vcxproj

@@ -141,6 +141,7 @@
     <ClCompile Include="RestaurantOwnerMenu.cpp" />
     <ClCompile Include="Trenser.FoodDeliveryApp.cpp" />
     <ClCompile Include="User.cpp" />
+    <ClCompile Include="Validator.cpp" />
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="Customer.h" />
@@ -160,6 +161,7 @@
     <ClInclude Include="RestaurantOwner.h" />
     <ClInclude Include="RestaurantOwnerMenu.h" />
     <ClInclude Include="User.h" />
+    <ClInclude Include="Validator.h" />
   </ItemGroup>
   <ItemGroup>
     <Text Include="DeliveryAssignment.txt" />

Trenser.FoodDeliveryApp/Trenser.FoodDeliveryApp/Trenser.FoodDeliveryApp.vcxproj.filters

@@ -81,6 +81,9 @@
     <ClCompile Include="outputHelper.cpp">
       <Filter>Utility</Filter>
     </ClCompile>
+    <ClCompile Include="Validator.cpp">
+      <Filter>Utility</Filter>
+    </ClCompile>
   </ItemGroup>
   <ItemGroup>
     <ClInclude Include="Customer.h">
@@ -134,6 +137,9 @@
     <ClInclude Include="outputHelper.h">
       <Filter>Utility</Filter>
     </ClInclude>
+    <ClInclude Include="Validator.h">
+      <Filter>Utility</Filter>
+    </ClInclude>
   </ItemGroup>
   <ItemGroup>
     <Text Include="DeliveryAssignment.txt">

Trenser.FoodDeliveryApp/Trenser.FoodDeliveryApp/Validator.cpp

@@ -0,0 +1,33 @@
+/*
+Author: Joel Mathew Thomas
+Date: 25-02-2026
+*/
+
+#include "Validator.h"
+
+bool util::isPhoneNumberValid(const std::string& phoneNumber) {
+	if (phoneNumber.size() != 10)
+	{
+		return false;
+	}
+	return std::all_of(phoneNumber.begin(), phoneNumber.end(),
+		[](char character) 
+		{
+			return std::isdigit(character);
+		}
+	);
+}
+
+bool util::isEmailValid(const std::string& email) {
+	size_t index = email.find('@');
+	if (index == std::string::npos) return false;
+	if (email.find('@', index + 1) != std::string::npos)
+	{
+		return false;
+	}
+	if (index == 0 || index == email.size() - 1)
+	{
+		return false;
+	}
+	return true;
+}

Trenser.FoodDeliveryApp/Trenser.FoodDeliveryApp/Validator.h

@@ -0,0 +1,15 @@
+/*
+Author: Joel Mathew Thomas
+Date: 25-02-2026
+*/
+
+#pragma once
+#include<string>
+#include<algorithm>
+#include<cctype>
+
+namespace util
+{
+	bool isPhoneNumberValid(const std::string&);
+	bool isEmailValid(const std::string&);
+}