Implement serialization/deserialization and persistent storage across services

- Add serialize/deserialize support for core models
- Add file-based load/save functions in management services
- Introduce FileManager, Config, Utility and helper utilities
- Persist observer IDs for notification services
- Resolve object relationships during load (services, bookings, invoices, job cards)
- Add controller-level loadSystemData/saveSystemData
- Load data at app startup and save on shutdown
This commit is contained in:
2026-05-22 12:13:17 +05:30
parent 56c5c2dc70
commit 53713f444b
38 changed files with 1573 additions and 35 deletions
@@ -1 +1,211 @@
#include <stdexcept>
#include "ServiceManagementService.h"
#include "FileManager.h"
#include "Service.h"
#include "ComboPackage.h"
#include "ServiceBooking.h"
#include "JobCard.h"
#include "Config.h"
#include "Utility.h"
util::Vector<std::string> ServiceManagementService::getObserverIDs()
{
util::Vector<std::string> observerIDs;
int numberOfObservers = m_observers.getSize();
for (int index = 0; index < numberOfObservers; index++)
{
User* observer = m_observers.getValueAt(index);
if (observer)
{
observerIDs.push_back(observer->getId());
}
}
return observerIDs;
}
void ServiceManagementService::loadServices()
{
util::FileManager<Service> serviceFileManager(config::file::SERVICE_FILE);
auto& services = m_dataStore.getServices();
auto& inventoryItems = m_dataStore.getInventoryItems();
auto servicesMap = serviceFileManager.load();
for (int serviceIndex = 0; serviceIndex < servicesMap.getSize(); serviceIndex++)
{
Service* service = servicesMap.getValueAt(serviceIndex);
services[service->getId()] = service;
util::Map<std::string, InventoryItem*> inventoryItemsMap;
auto& inventoryItemIDs = service->getRequiredInventoryItemIDs();
for (int inventoryItemIndex = 0; inventoryItemIndex < inventoryItemIDs.getSize(); inventoryItemIndex++)
{
const std::string& inventoryItemID = inventoryItemIDs[inventoryItemIndex];
int index = inventoryItems.find(inventoryItemID);
if (index == -1)
{
throw std::runtime_error("Invalid Inventory Item ID");
}
inventoryItemsMap[inventoryItemID] = inventoryItems.getValueAt(index);
}
service->setRequiredInventoryItems(inventoryItemsMap);
}
}
void ServiceManagementService::saveServices()
{
util::FileManager<Service> serviceFileManager(config::file::SERVICE_FILE);
auto& services = m_dataStore.getServices();
serviceFileManager.save(services);
}
void ServiceManagementService::loadComboPackages()
{
util::FileManager<ComboPackage> comboPackageFileManager(config::file::COMBOPACKAGE_FILE);
auto& comboPackages = m_dataStore.getComboPackages();
auto& services = m_dataStore.getServices();
auto comboPackagesMap = comboPackageFileManager.load();
for (int packageIndex = 0; packageIndex < comboPackagesMap.getSize(); packageIndex++)
{
ComboPackage* comboPackage = comboPackagesMap.getValueAt(packageIndex);
util::Map<std::string, Service*> packageServices;
auto& serviceIDs = comboPackage->getServiceIDs();
for (int serviceIndex = 0; serviceIndex < serviceIDs.getSize(); serviceIndex++)
{
const std::string& serviceID = serviceIDs[serviceIndex];
int serviceMapIndex = services.find(serviceID);
if (serviceMapIndex == -1)
{
throw std::runtime_error("Invalid Service ID");
}
packageServices[serviceID] = services.getValueAt(serviceMapIndex);
}
comboPackage->setServices(packageServices);
comboPackages[comboPackage->getId()] = comboPackage;
}
}
void ServiceManagementService::saveComboPackages()
{
util::FileManager<ComboPackage> comboPackageFileManager(config::file::COMBOPACKAGE_FILE);
auto& comboPackages = m_dataStore.getComboPackages();
comboPackageFileManager.save(comboPackages);
}
void ServiceManagementService::loadServiceBookings()
{
util::FileManager<ServiceBooking> bookingFileManager(config::file::SERVICEBOOKING_FILE);
auto& serviceBookings = m_dataStore.getServiceBookings();
auto& services = m_dataStore.getServices();
auto& users = m_dataStore.getUsers();
auto bookingsMap = bookingFileManager.load();
for (int bookingIndex = 0; bookingIndex < bookingsMap.getSize(); bookingIndex++)
{
ServiceBooking* booking = bookingsMap.getValueAt(bookingIndex);
util::Map<std::string, Service*> bookingServices;
auto& serviceIDs = booking->getServiceIDs();
for (int serviceIndex = 0; serviceIndex < serviceIDs.getSize(); serviceIndex++)
{
const std::string& serviceID = serviceIDs[serviceIndex];
int serviceMapIndex = services.find(serviceID);
if (serviceMapIndex == -1)
{
throw std::runtime_error("Invalid Service ID");
}
bookingServices[serviceID] = services.getValueAt(serviceMapIndex);
}
booking->setServices(bookingServices);
int customerIndex = users.find(booking->getCustomerId());
if (customerIndex == -1)
{
throw std::runtime_error("Invalid Customer ID");
}
User* customer = users.getValueAt(customerIndex);
if (customer->getUserType() != util::UserType::CUSTOMER)
{
throw std::runtime_error("User is not a customer");
}
booking->setCustomer(customer);
const std::string& technicianId = booking->getAssignedTechnicianId();
if (!technicianId.empty())
{
int technicianIndex = users.find(technicianId);
if (technicianIndex == -1)
{
throw std::runtime_error("Invalid Technician ID");
}
User* technician = users.getValueAt(technicianIndex);
if (technician->getUserType() != util::UserType::TECHNICIAN)
{
throw std::runtime_error("User is not a technician");
}
booking->setAssignedTechnician(technician);
}
serviceBookings[booking->getId()] = booking;
}
}
void ServiceManagementService::saveServiceBookings()
{
util::FileManager<ServiceBooking> bookingFileManager(config::file::SERVICEBOOKING_FILE);
auto& serviceBookings = m_dataStore.getServiceBookings();
bookingFileManager.save(serviceBookings);
}
void ServiceManagementService::loadJobCards()
{
util::FileManager<JobCard> jobCardFileManager(config::file::JOBCARD_FILE);
auto& jobCards = m_dataStore.getJobCards();
auto& serviceBookings = m_dataStore.getServiceBookings();
auto& services = m_dataStore.getServices();
auto& users = m_dataStore.getUsers();
auto jobCardsMap = jobCardFileManager.load();
for (int jobCardIndex = 0; jobCardIndex < jobCardsMap.getSize(); jobCardIndex++)
{
JobCard* jobCard = jobCardsMap.getValueAt(jobCardIndex);
int bookingIndex = serviceBookings.find(jobCard->getBookingId());
if (bookingIndex == -1)
{
throw std::runtime_error("Invalid Booking ID");
}
ServiceBooking* booking = serviceBookings.getValueAt(bookingIndex);
jobCard->setBooking(booking);
int serviceIndex = services.find(jobCard->getServiceId());
if (serviceIndex == -1)
{
throw std::runtime_error("Invalid Service ID");
}
Service* service = services.getValueAt(serviceIndex);
if (booking->getServices().find(jobCard->getServiceId()) == -1)
{
throw std::runtime_error("Service does not belong to booking");
}
jobCard->setService(service);
int technicianIndex = users.find(jobCard->getTechnicianId());
if (technicianIndex == -1)
{
throw std::runtime_error("Invalid Technician ID");
}
User* technician = users.getValueAt(technicianIndex);
if (technician->getUserType() != util::UserType::TECHNICIAN)
{
throw std::runtime_error("User is not a technician");
}
jobCard->setTechnician(technician);
jobCards[jobCard->getId()] = jobCard;
}
}
void ServiceManagementService::saveJobCards()
{
util::FileManager<JobCard> jobCardFileManager(config::file::JOBCARD_FILE);
auto& jobCards = m_dataStore.getJobCards();
jobCardFileManager.save(jobCards);
}
void ServiceManagementService::loadObservers()
{
util::loadObservers(config::file::SERVICEMANAGEMENTOBSERVERS, this, m_dataStore);
}
void ServiceManagementService::saveObservers()
{
util::saveObservers(config::file::SERVICEMANAGEMENTOBSERVERS, this);
}