#!/bin/bash

# omarchy:summary=Configure Quickshell lock screen authentication
# omarchy:requires-sudo=true
# omarchy:hidden=true

set -e

target_user=${OMARCHY_INSTALL_USER:-${SUDO_USER:-}}
if [[ -z $target_user && -n ${PKEXEC_UID:-} ]]; then
  target_user=$(getent passwd "$PKEXEC_UID" | cut -d: -f1)
fi
target_user=${target_user:-$USER}

as_root() {
  if (( EUID == 0 )); then
    "$@"
  else
    sudo "$@"
  fi
}

echo "Configuring lock screen password authentication..."

as_root tee /etc/pam.d/omarchy-lock-password >/dev/null <<'EOF'
#%PAM-1.0
auth       required                    pam_faillock.so preauth silent deny=10 unlock_time=120
-auth      [success=2 default=ignore]  pam_systemd_home.so
auth       [success=1 default=bad]     pam_unix.so try_first_pass nullok
auth       [default=die]               pam_faillock.so authfail deny=10 unlock_time=120
auth       optional                    pam_permit.so
auth       required                    pam_env.so
auth       required                    pam_faillock.so authsucc
account    include                     system-local-login
EOF

if omarchy-cmd-present fprintd-list && fprintd-list "$target_user" 2>/dev/null | grep -qi finger; then
  echo "Configuring lock screen fingerprint authentication..."
  as_root tee /etc/pam.d/omarchy-lock-fingerprint >/dev/null <<'EOF'
#%PAM-1.0
auth       required                    pam_fprintd.so
account    include                     system-local-login
EOF
else
  as_root rm -f /etc/pam.d/omarchy-lock-fingerprint
fi

# omarchy-shell can't reach a running shell during chroot install. The echo
# is just confirmation, so swallow the failure rather than letting it become
# the script's exit code.
if omarchy-shell lock status >/dev/null 2>&1; then
  echo "Lock screen authentication configured."
fi