nixos/home/common/optional/desktop/dwm/scripts/sb-network-status.nix

{ pkgs, ... }:
{
  home.packages = with pkgs; [
    (writeShellScriptBin "sb-network-status" ''
      # Nerd Font Symbols
      wifi_symbol=" "
      lan_symbol="󰌗 "
      disconnected_symbol="󰲜 "
      vpn_symbol="󰖂 "
      internet="󰞉 "
      internet_disconnected="󰪎 "
      
      # Get the network status
      DEFAULT_INTERFACE=$(ip route | grep '^default' | awk '{print $5}' | uniq)
      IP_ADDRESS=$(ip -o route get to 8.8.8.8 | sed -n 's/.*src \([0-9.]\+\).*/\1/p')
      
      if [ -z "$DEFAULT_INTERFACE" ]; then
          network_symbol="$disconnected_symbol"
      else
          # Check if it is a wireless interface (wlan*)
          if [[ $DEFAULT_INTERFACE == wl* ]]; then
             network_symbol="$wifi_symbol"
          else
             network_symbol="$lan_symbol"
          fi
      fi
      
      # Check internet connectivity
      if ! ping -c 1 8.8.8.8 &> /dev/null;
      then
          network_symbol="$network_symbol $internet_disconnected"
      else
          network_symbol="$network_symbol $internet"
      fi
      
      if ip addr show tun0 > /dev/null 2>&1; then
          network_symbol="$network_symbol $vpn_symbol"
      else
          network_symbol="$network_symbol"
      fi
      
      if [ -z "$IP_ADDRESS" ];
      then
          printf "$network_symbol"
      else
      printf "[$network_symbol|$IP_ADDRESS] "
      fi
    '')
  ];
}