// Core Commands Module
// These are essential commands for the terminal

// Help command
window.terminal.registerCommand("help", "Display available commands", () => {
  window.terminal.print("Available commands:", "success");
  window.terminal.print("");

  const commands = Object.keys(window.terminal.commands).sort();
  commands.forEach((cmd) => {
    const desc = window.terminal.commands[cmd].description || "No description";
    window.terminal.print(`  ${cmd.padEnd(15)} - ${desc}`);
  });
  window.terminal.print("");
});

// Clear command
window.terminal.registerCommand("clear", "Clear the terminal screen", () => {
  window.terminal.clear();
});

// Echo command
window.terminal.registerCommand("echo", "Echo text to the terminal", (args) => {
  window.terminal.print(args.join(" "));
});

// History command
window.terminal.registerCommand("history", "Show command history", () => {
  if (window.terminal.history.length === 0) {
    window.terminal.print("No commands in history");
    return;
  }

  window.terminal.print("Command history:", "info");
  window.terminal.history
    .slice()
    .reverse()
    .forEach((cmd, idx) => {
      window.terminal.print(`  ${idx + 1}. ${cmd}`);
    });
});