{}
//============================================================================
// Name : CS115_IP5_LuisCamachoJr.cpp
// Author : Luis Camacho Jr.
// University : Colorado Technical University
// Course# : CS115-1601A-01
// Course : Programming with C++
// Instructor : Instructor Charles Hale
// Version : Week 5 February 08, 2016
// Last updated: January 28, 2025
// Copyright : Educational Purposes
// Description : C++, Ansi-style Successful Compile, Run, and updated application with objects, classes, functions, pointers, input validation, error logging
//============================================================================
#include <iostream>
#include <iomanip>
#include <string>
#include <regex>
#include <fstream>
using namespace std;
// Function to log errors
void logError(const string& errorMessage) {
ofstream errorLog("error.log", ios::app);
if (errorLog.is_open()) {
errorLog << "[ERROR] " << errorMessage << endl;
errorLog.close();
}
cerr << "[ERROR] " << errorMessage << endl;
}
// Function to validate input
bool validateInput(const string& input, const string& pattern) {
regex validPattern(pattern);
return regex_match(input, validPattern);
}
// Class to store and retrieve customer data
class StoredCustomerData {
public:
void setCustomerFirstName() {
// Display the opening statement once
cout << "Welcome to Fix All Systems Inc." << endl;
cout << "*******************************" << endl;
cout << "Create your Customer Account for faster check-out and SAVINGS!!!" << endl;
cout << "*******************************" << endl;
while (true) {
// Prompt for first name
cout << "Enter your First Name: ";
cin >> customerFirstName;
// Validate input
if (validateInput(customerFirstName, "^[A-Za-z]{1,50}$")) {
break; // Exit the loop if input is valid
} else {
string errorMsg = "Invalid first name: " + customerFirstName;
logError(errorMsg); // Log the error
cout << "Invalid input. Please try again." << endl;
}
}
}
void setCustomerLastName() {
while (true) {
cout << "Enter your Last Name: ";
cin >> customerLastName;
// Validate input
if (validateInput(customerLastName, "^[A-Za-z]{1,50}$")) {
break; // Exit the loop if input is valid
} else {
string errorMsg = "Invalid last name: " + customerLastName;
logError(errorMsg);
cout << "Invalid input. Please try again." << endl;
}
}
}
void setZipCode() {
while (true) {
cout << "Enter your Zip Code: ";
cin >> zipCode;
// Validate input
if (validateInput(zipCode, "^\\d{5}$")) {
break; // Exit the loop if input is valid
} else {
string errorMsg = "Invalid zip code: " + zipCode;
logError(errorMsg);
cout << "Invalid input. Please try again." << endl;
}
}
}
string getCustomerFirstName() { return customerFirstName; }
string getCustomerLastName() { return customerLastName; }
string getZipCode() { return zipCode; }
private:
string customerFirstName, customerLastName, zipCode;
};
// Declaring class
// class created to retrieve services list and display description and price of services
// function displayServiceList that will verify that the options offered are selected if not loop back into user question
class ServiceList {
public:
void displayServiceList() {
do {
cout << " Fix ALL Service List:" << endl;
for (int r = 0; r < 3; r++) // loops through columns
{
cout << problemRepair[0][r] << " - " << problemRepair[1][r] << " - " << "$" << costOfRepair[r] <<
endl; //statically set rows
}
cout << "*******************************" << endl;
cout << "*******************************" << endl;
cout << " Select the option number that corresponds with the service required:"<< endl;
cin >> serviceSel[1];
cout << "*******************************" << endl;
cout << "*******************************" << endl;
}
// do while loop used during service option selection
// if incorrect option selected options are listed until proper option selection
while (serviceSel[1] !=1 && serviceSel[1] !=2 && serviceSel[1] !=3);
// for loop created to iterate Array for value
int serviceSelected = 0;
for (int i = 0; i < 1; i++)
{
serviceSelected = serviceSel[1] - 1;
}
cout << "****Order Summary****" << endl;
cout << "Option " << problemRepair[0][serviceSelected] << endl;
cout << "Description of service:" << endl;
cout << problemRepair[1][serviceSelected] << endl;
cout << "Total price includes tax" << endl;
cout <<"$"<<costOfRepair[serviceSelected] << endl;
cout << "*******************************" << endl;
cout << "*******************************" << endl;
cout << " Are you having multiple units serviced (y or n)" << endl;
cin >> unitServiced;
if (unitServiced == 'y') {
cout << "How many units will be serviced" << endl;
cin >> totalUnitsServiced[1];
// for loop created to iterate Array for value
int servicedUnits = 0;
for (int i = 0; i < 1; i++)
{
servicedUnits = totalUnitsServiced[1];
}
// Set decimal precision utilized to correct output of calculation
cout <<"$"<<costOfRepair[serviceSelected] << " x " << servicedUnits << " = " << "$"<<fixed<<setprecision(2)<<costOfRepair[serviceSelected] * servicedUnits << endl;
cout << " :) :) :) :) "<<endl;
cout << "Thank you for your patronage" << endl;
}
else
{
cout << "Thank you for your patronage" << endl;
}
}
// Bi-dimensional array utilized for storing service for sale and description
string problemRepair[2][3] = {{"[1] Virus Removal ", "[2] Registry Clean", "[3] Memory Upgrade"},
{"Scan and remove virus from infected system", "Restore registry to default", "Remove and upgrade memory modules"},
};
// Array used to store float type variables for services provided
float costOfRepair[3] = { 99.99, 149.99, 210.99};
char unitServiced = 'Y';
// Array utilized to store how many units serviced
int totalUnitsServiced[3] = {0, 0, 0};
// Array utilized to store customer service selection
int serviceSel[3] = {0, 0, 0};
};
int main() {
// Welcome message
cout << "Welcome to the Customer Information Program!" << endl;
cout << "Please enter the requested details below." << endl;
StoredCustomerData* customerData = new StoredCustomerData();
// Collect and validate user input
customerData->setCustomerFirstName();
customerData->setCustomerLastName();
customerData->setZipCode();
// Display newly created customer account and use object
// to get values from private variables in the class.
// Accessing member class "StoredCustomerData" using the member access operator (->) to retrieve stored data in memory.
cout << "Your new Customer Account has been created:" << endl;
// Utilize the reference operator to display the memory address for the customer account number
cout << "Account Number: " << customerData << endl;
// Display the full customer information using getter methods
cout << "Welcome " << customerData->getCustomerFirstName() << " " << customerData->getCustomerLastName() << endl;
cout << "From ZIP Code: " << customerData->getZipCode() << endl;
cout << "*******************************" << endl;
cout << "*******************************" << endl;
// Create and display the service list
ServiceList services;
services.displayServiceList();
// Free allocated memory
delete customerData;
return 0;
}