#!/bin/bash
#
# Purpose : Configure Avahi mDNS and disable systemd-resolved

set -e

echo "Installing Avahi and nss-mdns..."
sudo pacman -S --noconfirm avahi nss-mdns

echo "Enabling Avahi daemon..."
sudo systemctl enable avahi-daemon.service

echo "Updating /etc/nsswitch.conf..."
sudo sed -i 's/^hosts:.*/hosts: mymachines mdns_minimal [NOTFOUND=return] resolve [!UNAVAIL=return] files myhostname dns/' /etc/nsswitch.conf

# Verify the change was made
if grep -q "mdns_minimal" /etc/nsswitch.conf; then
  echo "nsswitch.conf updated successfully."
else
  echo "Error: nsswitch.conf was not updated. Please check the file manually."
  exit 1
fi

echo "Copying Avahi SSH service file..."
sudo cp /usr/share/doc/avahi/ssh.service /etc/avahi/services/

echo "Avahi mDNS configuration complete."