#!/bin/sh

# ─< Check if the given command exists silently >─────────────────────────────────────────
command-exists() {
  command -v "$@" >/dev/null 2>&1
}

kill-all() {
  # ─< Kill already running processes >─────────────────────────────────────────────────────
  hyprpanel="gjs" # since hyprpanel has so many different wordings, making it clear that this is currently the hyprpanel service name
  _ps=(swaync gBar rofi fuzzel wofi swaync waybar $hyprpanel)
  for _prs in "${_ps[@]}"; do
    if pidof "${_prs}" >/dev/null; then
      pkill "${_prs}"
    fi
  done
}

SCRIPTS="$HOME/.config/hypr/scripts"

# Logging helper
log_notify() {
  level="$1" # e.g., low, normal, critical
  title="$2"
  message="$3"
  notify-send -u "$level" "$title" "$message"
}

setup-desktop() {
  # if command-exists qs; then
  #   qs
  # else
  bash -c "$SCRIPTS/bar"
  log_notify low "Bar" "Initializing.."
  # fi

  bash "$SCRIPTS/wallpaper"
  log_notify low "Wallpaper" "Initializing.."

  local modules

  modules=(
    "copyq"
    "nwg-look"
    "lxappearance"
    "wob"
    "redshift"
  )

  for module in "${modules[@]}"; do
    if command-exists $module; then
      log_notify low "$module" "Initializing.."

      case $module in
      copyq)
        if ! pgrep copyq; then
          copyq --start-server
        fi
        ;;
      lxappearance)
        if ! pgrep lxappearance; then
          lxappearance >/dev/null 2>&1 &
        fi
        ;;
      'nwg-look')
        nwg-look -a >/dev/null 2>&1 &
        ;;
      # handled in $SCRIPTS/bar
      # swww)
      #   swww-daemon &
      #   if ! swww query; then
      #     swww init
      #   fi
      #   ;;
      redshift)
        . "$SCRIPTS/redshift.sh"
        ;;
      wob)
        local fifo="/tmp/$HYPRLAND_INSTANCE_SIGNATURE.wob"
        rm -f "$fifo"
        mkfifo "$fifo"
        tail -f "$fifo" | wob &
        ;;
      esac
    fi
  done
}

# Start polkit authentication agent
init-polkit() {
  agents=(
    "/usr/lib/polkit-gnome/polkit-gnome-authentication-agent-1"
    "/usr/lib/polkit-kde-authentication-agent-1"
    "/usr/libexec/polkit-gnome-authentication-agent-1"
    "/usr/lib/x86_64-linux-gnu/libexec/polkit-kde-authentication-agent-1"
    "/usr/lib/policykit-1-gnome/polkit-gnome-authentication-agent-1"
    "/usr/lib/polkit-1/polkit-agent-helper-1"
  )

  for agent in "${agents[@]}"; do
    if [ -x "$agent" ]; then
      log_notify "normal" "INFO" "Starting Polkit agent: $(basename "$agent")"
      "$agent" &
      return 0
    fi
  done

  log_notify "low" "WARNING" "No Polkit authentication agent found. Please install one."
  return 1
}

# Initialize XDG desktop portals
init-xdg-portal() {
  xdg_hyprland="/usr/lib/xdg-desktop-portal-hyprland"
  xdg_portal="/usr/lib/xdg-desktop-portal"

  if [ -x "$xdg_hyprland" ]; then
    killall xdg-desktop-portal-hyprland xdg-desktop-portal-wlr xdg-desktop-portal 2>/dev/null
    sleep 1
    "$xdg_hyprland" &
    sleep 1
    "$xdg_portal" &
    sleep 1
    dbus-update-activation-environment --systemd --all &
    log_notify "normal" "INFO" "XDG desktop portals initialized."
  else
    log_notify "low" "WARNING" "xdg-desktop-portal-hyprland not found. Please install it."
  fi
}

main() {
  kill-all
  sleep 0.3
  setup-desktop

  if [ -x "/usr/lib/hyprpolkitagent" ]; then
    systemctl --user start hyprpolkitagent
  else
    init-polkit
  fi

  init-xdg-portal
}

main