Implement Update Salary

<UserStory>EMP08: Update Salary Details</UserStory>

<Changes>
- Added `updateSalary` method in ZenvyController to connect payroll updates with PayslipManagementService
- Implemented `PayslipManagementService::updateSalary` with employee existence and Finance-role authorization checks
- Extended Payroll model with setter methods for salary components
- Improved error handling with clear runtime exceptions for invalid index selection, unauthorized access, and missing employees
</Changes>

<Review>
Smitha Mohan
</Review>

Trenser.Zenvy/Trenser.Zenvy/views/FinanceExecutiveMenu.cpp

@@ -28,47 +28,100 @@ void FinanceExecutiveMenu::run()
 	}
 }
 
+std::string FinanceExecutiveMenu::getSelectedUserId()
+{
+	int choice;
+	std::map<int, std::shared_ptr<const Employee>> currentEmployeeList;
+	int index = 0;
+	for (auto& currentEmployee : m_zenvyController->getEmployees()) 
+	{
+		currentEmployeeList[++index] = currentEmployee;
+	}
+	for (auto& currentEmployee: currentEmployeeList) 
+	{
+		std::cout << currentEmployee.first << ".  Employee Id: " << currentEmployee.second->getEmployeeId() << "Name: " << currentEmployee.second->getEmployeeName() << std::endl;
+	}
+	std::cout << "Enter the Index: ";
+	util::read(choice);
+	if (currentEmployeeList.count(choice) == 0) 
+	{
+		throw std::runtime_error("Enter a valid index");
+	}
+	else 
+	{
+		auto selectedEmployee = currentEmployeeList.find(choice);
+		return (selectedEmployee->second->getEmployeeId());
+	}
+	
+}
+
+void FinanceExecutiveMenu::updatePayroll()
+{
+	std::string employeeId;
+	double basicSalary, houseRentAllowance, foodAllowance, employeePFContribution, employerPFContribution;
+	employeeId = getSelectedUserId();
+	if (employeeId != "") {
+		std::cout << "Enter the New Basic Salary: ";
+		util::read(basicSalary);
+		std::cout << "Enter the New House Rent Allowance: ";
+		util::read(houseRentAllowance);
+		std::cout << "Enter the New Food Allowance: ";
+		util::read(foodAllowance);
+		std::cout << "Enter the New EmployeePFContribution: ";
+		util::read(employeePFContribution);
+		std::cout << "Enter the New EmplyerPFContribution: ";
+		util::read(employerPFContribution);
+		m_zenvyController->updateSalary(employeeId, basicSalary, houseRentAllowance, foodAllowance, employeePFContribution, employerPFContribution);
+	}
+	else {
+		throw std::runtime_error("Unexpected error occured");
+	}
+}
+
+
 bool FinanceExecutiveMenu::handleOperation(int choice)
 {
 	switch (choice)
 	{
-	/*case 1:
-		m_zenvyController.applyLeave();
-		break;
-	case 2:
-		m_zenvyController.viewPayslip();
-		break;
-	case 3:
-		m_zenvyController.viewPayslipHistory();
-		break;
-	case 4:
-		m_zenvyController.viewEmployees();
-		break;
-	case 5:
-		m_zenvyController.searchEmployee();
-		break;
-	case 6:
-		m_zenvyController.viewNotifications();
-		break;
-	case 7:
-		m_zenvyController.viewAnnouncements();
-		break;
-	case 8:
-		m_zenvyController.resolveTicket();
-		break;
-	case 9:
-		m_zenvyController.generatePayslip();
-		break;
+	//case 1:
+	//	m_zenvyController.applyLeave();
+	//	break;
+	//case 2:
+	//	m_zenvyController.viewPayslip();
+	//	break;
+	//case 3:
+	//	m_zenvyController.viewPayslipHistory();
+	//	break;
+	//case 4:
+	//	m_zenvyController.viewEmployees();
+	//	break;
+	//case 5:
+	//	m_zenvyController.searchEmployee();
+	//	break;
+	//case 6:
+	//	m_zenvyController.viewNotifications();
+	//	break;
+	//case 7:
+	//	m_zenvyController.viewAnnouncements();
+	//	break;
+	//case 8:
+	//	m_zenvyController.resolveTicket();
+	//	break;
+	//case 9:
+	//	m_zenvyController.generatePayslip();
+	//	break;
 	case 10:
-		m_zenvyController.updatePayroll();
-		break;*/
-	case 10:
-		updateProfile(m_zenvyController);
+		updatePayroll();
 		break;
 	case 11:
+		updateProfile(m_zenvyController);
+		break;
+	case 12:
 		return false;
 	default:
 		std::cout << "Enter a valid choice!" << std::endl;
 	}
 	return true;
 }
+
+

Trenser.Zenvy/Trenser.Zenvy/views/FinanceExecutiveMenu.h

@@ -1,5 +1,6 @@
 #pragma once
 #include<memory>
+#include<stdexcept>
 #include"ZenvyController.h"
 
 class FinanceExecutiveMenu
@@ -10,5 +11,7 @@ public:
 	FinanceExecutiveMenu() : m_zenvyController(std::make_shared<ZenvyController>()) {};
 	void run();
 	bool handleOperation(int);
+	std::string getSelectedUserId();
+	void updatePayroll();
 };