Memory Address Manipulator

index.js

// This script prompts the user to enter a memory address and either increments or decrements it, maintaining the format.
// It also saves the new address to a file for use in subsequent runs.

// Define the file path
const filePath = FileManager.local().documentsDirectory() + "/memory_address.txt";

// Read the last saved address or use a default address
let lastAddress;
if (FileManager.local().fileExists(filePath)) {
  lastAddress = FileManager.local().readString(filePath);
} else {
  lastAddress = "0x00000000";
}

let alert = new Alert();
alert.title = "Memory Address Increment/Decrement";
alert.addTextField("Enter memory address (e.g., 0x0000001B)", lastAddress);
alert.addAction("Increment");
alert.addAction("Decrement");

let response = await alert.presentAlert();
let inputAddress = alert.textFieldValue(0);

// Validate the input address
if (!/^0x[0-9A-Fa-f]+$/.test(inputAddress)) {
  let errorAlert = new Alert();
  errorAlert.title = "Invalid Input";
  errorAlert.message = "Please enter a valid hexadecimal memory address.";
  errorAlert.addAction("OK");
  await errorAlert.presentAlert();
  return;
}

// Convert the input address to a number
let addressNumber = parseInt(inputAddress, 16);

// Determine the length of the original address for formatting
let originalLength = inputAddress.length - 2; // Subtract 2 for "0x"

if (response == 0) {
  // Increment the address
  addressNumber++;
} else if (response == 1) {
  // Decrement the address
  addressNumber--;
}

// Convert the number back to a hexadecimal string with padding to match original length
let newAddress = "0x" + addressNumber.toString(16).toUpperCase().padStart(originalLength, '0');

// Save the new address to the file
FileManager.local().writeString(filePath, newAddress);

// Copy the new address to the clipboard
Pasteboard.copyString(newAddress);

// Display the result
let resultAlert = new Alert();
resultAlert.title = "New Memory Address";
resultAlert.message = `The new memory address is ${newAddress}.\n\nIt has been copied to the clipboard.`;
resultAlert.addAction("OK");
await resultAlert.presentAlert();