#!/usr/bin/env bash
# Enable Sunshine as a systemd --user service and turn on lingering so it
# runs at boot without a graphical login.

enable_sunshine_service() {
  if ! systemctl --user list-unit-files sunshine.service >/dev/null 2>&1; then
    err "sunshine.service not found in user systemd units. Did the package install correctly?"
    return 1
  fi

  if ! loginctl show-user "$USER" -p Linger --value 2>/dev/null | grep -qx yes; then
    info "Enabling user lingering (loginctl enable-linger $USER)"
    as_root loginctl enable-linger "$USER"
  else
    ok "User lingering already enabled"
  fi

  info "Enabling sunshine.service (user)"
  systemctl --user enable sunshine.service >/dev/null

  # Clear any prior start-limit state from a failed run so this attempt isn't
  # immediately rejected with "Start request repeated too quickly."
  systemctl --user reset-failed sunshine.service 2>/dev/null || true

  info "Starting sunshine.service (user)"
  # Restart so a re-run picks up new config / new caps. Tolerate first-launch races.
  systemctl --user restart sunshine.service || systemctl --user start sunshine.service || {
    err "Failed to start sunshine.service. Check: journalctl --user -u sunshine"
    return 1
  }

  sleep 1
  if systemctl --user is-active --quiet sunshine.service; then
    ok "sunshine.service is active"
  else
    warn "sunshine.service did not stay active. Inspect: journalctl --user -u sunshine -n 50"
  fi
}