#!/usr/bin/env bash
OUTPUT="${1:-DP-2}"

emit() {
  local monitor title

  monitor=$(hyprctl monitors -j 2>/dev/null \
    | jq -r ".[] | select(.name==\"$OUTPUT\") | .activeWorkspace.id")

  title=$(hyprctl clients -j 2>/dev/null \
    | jq -r ".[] | select(.workspace.id==$monitor and .focusHistoryID==0) | .title" \
    | head -n1)

  printf '%s\n' "${title:-}"
}

emit

socat -u "UNIX-CONNECT:/tmp/hypr/${HYPRLAND_INSTANCE_SIGNATURE}/.socket2.sock" - \
  | stdbuf -oL grep -E "^(activewindow|focusedmon|workspace|closewindow)>" \
  | while IFS= read -r _; do
      sleep 0.05
      emit
    done