Initial commit

Project2/Menu.cpp

@@ -0,0 +1,156 @@
+/*
+* Cody Cook
+* Project 2
+* SNHU
+* 2023/04/02
+*/
+#include <string>
+#include <iomanip>
+#include <iostream>
+#include "Interest.h"
+
+// surround text with a character, add buffer when needed
+void surroundText(std::string t_text, int t_lineLength, char t_dataInputLine, bool t_bothTopBottom)
+{
+    if (t_text.length() % 2 == t_lineLength % 2)
+    {
+        t_text = " " + t_text + " ";
+    }
+    else
+    {
+        t_text = " " + t_text + "  ";
+    }
+    if (t_bothTopBottom)
+    {
+        std::cout << std::string(t_lineLength, t_dataInputLine) << std::endl;
+    }
+    std::cout << std::string((t_lineLength - t_text.length()) / 2, t_dataInputLine) << t_text << std::string((t_lineLength - t_text.length()) / 2, t_dataInputLine) << std::endl;
+    if (t_bothTopBottom)
+    {
+        std::cout << std::string(t_lineLength, t_dataInputLine) << std::endl;
+    }
+}
+
+// add a separator line
+void separator(int t_lineLength, char t_dataInputLine, bool t_emptyLine = true)
+{
+    if (t_emptyLine)
+    {
+        std::cout << t_dataInputLine << std::string(t_lineLength - 2, ' ') << t_dataInputLine << std::endl;
+    }
+    else
+    {
+        std::cout << std::string(t_lineLength, t_dataInputLine) << std::endl;
+    }
+}
+
+// print details out to screen
+void printDetails(unsigned int t_year, double t_yearEndBalance, double t_interestEarned)
+{
+    std::string tabs = "\t\t\t  $";
+    std::cout << t_year << tabs;
+    std::cout << std::fixed << std::setprecision(2);
+    std::cout << t_yearEndBalance << tabs;
+    std::cout << t_interestEarned << std::endl;
+}
+
+// print out the bank header
+void printHeader() {
+    unsigned int lineLength = 35;
+    std::string bankName = "Airgead Banking";
+    char dataInputLine = '#';
+    
+    // print out the headers
+    surroundText(bankName, lineLength, dataInputLine, true);
+    separator(lineLength, dataInputLine, true);   
+}
+
+void menu() {
+    // set some default variables
+    int menuOption = 0;
+    double initialInvestment = 0;
+    double monthlyDeposit = 0;
+    double interestRate = 0;
+    int numberOfYears = 0;
+    std::string invalidInput = "Invalid input. Please try again:";
+
+    // until the menu is -1, loop through the menu
+    while (menuOption != -1)
+    {
+        unsigned int lineLength = 35;
+        const std::string DATA_INPUT = "Data Input";
+        char dataInputLine = '#';
+
+        // output the step
+        surroundText(DATA_INPUT, lineLength, dataInputLine, false);
+
+        // start collecting user input
+        std::cout << "Initial Investment:\t$";
+        while (!(std::cin >> initialInvestment))
+        {
+            std::cout << invalidInput;
+            std::cin.clear();
+            std::cin.ignore(std::numeric_limits<std::streamsize>::max(), '\n');
+        }
+        std::cout << "Monthly Deposit:\t$";
+        while (!(std::cin >> monthlyDeposit))
+        {
+            std::cout << invalidInput;
+            std::cin.clear();
+            std::cin.ignore(std::numeric_limits<std::streamsize>::max(), '\n');
+        }
+        std::cout << "Interest Rate:\t\t%";
+        while (!(std::cin >> interestRate))
+        {
+            std::cout << invalidInput;
+            std::cin.clear();
+            std::cin.ignore(std::numeric_limits<std::streamsize>::max(), '\n');
+        }
+        std::cout << "Number of Years:\t ";
+        while (!(std::cin >> numberOfYears))
+        {
+            std::cout << invalidInput;
+            std::cin.clear();
+            std::cin.ignore(std::numeric_limits<std::streamsize>::max(), '\n');
+        }
+
+        // setup myInterest
+        auto myInterest = Interest(initialInvestment, monthlyDeposit, interestRate, numberOfYears);
+
+        system("pause");
+        system("cls");
+        
+        // show the balances without the monthly payment
+        myInterest.calculateBalance(false);
+
+        // show the balances with the monthly payment
+        myInterest.calculateBalance(true);
+        system("pause");
+
+        // find out what user wants to do now
+        std::cout << std::endl << std::endl << "To enter new values, press 1. To exit, press 2: ";
+        while (!(std::cin >> menuOption))
+        {
+            // not a valid option
+            std::cout << invalidInput;
+            std::cin.clear();
+            std::cin.ignore(std::numeric_limits<std::streamsize>::max(), '\n');
+        }
+        if (menuOption == 1)
+        {
+            // clear the screen and start over again
+            system("cls");
+            printHeader();
+        }
+        else if (menuOption == 2)
+        {
+            // exit the program
+            menuOption = -1;
+        }
+        else
+        {
+            //ask the user to try again with a valid input
+            std::cout << "Invalid input. Please try again: ";
+        }
+    }
+}