Basic framework for prototype implemented

CMakeLists.txt

@@ -3,8 +3,13 @@ project(atm_admin_program)
 
 set(CMAKE_CXX_STANDARD 20)
 
-add_executable(atm_admin_program
-        src/main.cpp)
+add_executable(${CMAKE_PROJECT_NAME}
+        src/main.cpp
+        src/AtmAdmin.cpp)
+
+find_package(pugixml CONFIG REQUIRED)
+target_include_directories(${CMAKE_PROJECT_NAME} PRIVATE libs)
+target_link_libraries(${CMAKE_PROJECT_NAME} PRIVATE pugixml::static pugixml::pugixml)
 
 target_compile_options(${PROJECT_NAME} PRIVATE
         # Make all warnings into errors

README.md

@@ -10,7 +10,7 @@ This program will be terminal-only.
 
 ## Current plans
 
-- [ ] Allow the user to choose different options (Changing pin, name, etc)
+- [x] Allow the user to choose different options (Changing pin, name, etc)
 - [ ] Make a prototype. Allow variables to be stored & displayed.
 - [ ] Intergrate it into XML. For now, only allow PIN & money to be changed.
 - [ ] Add a way to create new users.

libs/AtmAdmin.h

@@ -0,0 +1,11 @@
+
+
+#ifndef ATMADMIN_H
+#define ATMADMIN_H
+
+namespace AtmAdmin {
+    // startup() is inline because of how small it is.
+    char startup();
+}
+
+#endif //ATMADMIN_H

libs/Errorseal.h

@@ -0,0 +1,62 @@
+//
+// Created by TheSkyWinds on 10/25/24.
+//
+
+#ifndef ERRORSEAL_H
+#define ERRORSEAL_H
+
+#include <iostream>
+#include <limits>
+
+namespace Error {
+// Clears the buffer for std::cin.
+    inline void ignoreLine() {
+
+        std::cin.ignore(std::numeric_limits<std::streamsize>::max(), '\n');
+
+    }
+
+/*
+ * cinError() returns true if an error occurs.
+ * cinError() also clears up the error and buffer, so that the program can continue to work.
+ */
+    inline bool cinError(){
+        bool errorState{false};
+        if (!std::cin) {
+
+            if (std::cin.eof()) {
+                std::exit(0); // Shut down the program now
+            }
+
+            std::cin.clear();
+            ignoreLine();
+            errorState = true;
+        }
+        return errorState;
+    }
+
+/*
+ * Throws a generic, undefined error message, but does the same as the function above.
+ * Primarily used for quick and easy debugging.
+ */
+
+    inline bool cinErrorVerbose() {
+        bool errorState{false};
+        if (!std::cin) {
+
+            if (std::cin.eof()) {
+                std::exit(0);
+            }
+
+            std::cin.clear();
+            ignoreLine();
+
+            std::cerr << "Whoops, you broke the program!\n";
+            errorState = true;
+        }
+        return errorState;
+    }
+}
+
+
+#endif //ERRORSEAL_H

src/AtmAdmin.cpp

@@ -0,0 +1,13 @@
+#include <iostream>
+
+namespace AtmAdmin {
+    char startup() {
+        char choice{};
+        std::cout << "1. Change PIN\n" << "2. Change money\n" << "3. Change account name\n" << "Q. Exit the program\n\n";
+        std::cout << ">: ";
+
+        std::cin >> choice;
+
+        return choice;
+    }
+}

src/main.cpp

@@ -1,5 +1,45 @@
 #include <iostream>
+#include <cctype>
+
+#include "AtmAdmin.h"
+
+bool handleUserInformation(char choice, std::string& information) {
+    switch (choice) {
+        case '1':
+            std::cout << "Enter new pin: ";
+            std::cin >> information;
+            break;
+        case '2':
+            std::cout << "Enter the amount you wish to have: ";
+            std::cin >> information;
+            break;
+        case '3':
+            std::cout << "Enter your new username: ";
+            std::cin >> information;
+            break;
+        case 'q':
+            return false;
+        default:
+            std::cout << "Invalid choice.\n";
+    }
+    return true;
+}
 
 int main() {
-    std::cout << "Hello, world!";
+    bool continueLoop{true};
+
+    while (continueLoop) {
+        // startup() presents the user with the choices below, which are then stored and used by other functions.
+        // The other functions should handle invalid choices.
+        // ((1. Change pin || 2. Change money || 3. Change account name || Q. Exit the program))
+        char userChoice{AtmAdmin::startup()};
+
+        // userInformation will later store information for the XML entry to save.
+        std::string userInformation{};
+
+        // Always returns true unless 'Q' is entered
+        continueLoop = handleUserInformation(static_cast<char>(std::tolower(userChoice)), userInformation);
+
+        std::cout << userInformation << '\n'; // DEBUG
+    }
 }