#!/usr/bin/env bash

# define colors
#        red       peach     green     blue
colors=("#f38ba8" "#fab387" "#a6e3a1" "#89b4fa")
empty="rgba(30, 30, 46, 0.6)"

# get initial focused workspace
focusedws=$(hyprctl -j monitors | jaq -r '.[] | select(.focused == true) | .activeWorkspace.id')

declare -A o=([1]=0 [2]=0 [3]=0 [4]=0 [5]=0 [6]=0 [7]=0 [8]=0 [9]=0 [10]=0)
declare -A monitormap
declare -A workspaces

# set color for each workspace
status() {
  if [ "${o[$1]}" -eq 1 ]; then
    mon=${monitormap[${workspaces[$1]}]}
    echo -n "${colors[$mon]}"
  else
    echo -n "$empty"
  fi
}

# handle workspace create/destroy
workspace_event() {
  while read -r k v; do workspaces[$k]="$v"; done < <(hyprctl -j workspaces | jaq -jr '.[] | .id, " ", .monitor, "\n"')
}
# handle monitor (dis)connects
monitor_event() {
  while read -r k v; do monitormap["$k"]=$v; done < <(hyprctl -j monitors | jaq -jr '.[] | .name, " ", .id, "\n"')
}

# get all apps titles in a workspace
applist() {
  ws="$1"

  apps=$(hyprctl -j clients | jaq -jr '.[] | select(.workspace.id == '"$ws"') | .title + "\\n"')
  echo -En "${apps%"\n"}"
}

# generate the json for eww
generate() {
  echo -n '{"workspaces": ['

  for i in {1..10}; do
    echo -n ''"$([ "$i" -eq 1 ] || echo ,)" '{"number": '"$i"', "color": "'"$(status "$i")"'", "focused": '"$([ "$focusedws" = "$i" ] && echo "true" || echo "false")"'}' #, "tooltip": "'$(applist "$i")'" }'
  done

  echo '], "screencast": '"$screencast"'}'
}

# setup

# add monitors
monitor_event

# add workspaces
workspace_event

# screen is not shared by default
screencast=false

# check occupied workspaces
for num in "${!workspaces[@]}"; do
  o[$num]=1
done
# generate initial widget
generate

# main loop
socat -u UNIX-CONNECT:/tmp/hypr/"$HYPRLAND_INSTANCE_SIGNATURE"/.socket2.sock - | rg --line-buffered "workspace|mon(itor)?|screencast" | while read -r line; do
  case ${line%>>*} in
  "workspace")
    focusedws=${line#*>>}
    ;;
  "focusedmon")
    focusedws=${line#*,}
    ;;
  "createworkspace")
    o[${line#*>>}]=1
    ;;
  "destroyworkspace")
    o[${line#*>>}]=0
    ;;
  "monitor"*)
    monitor_event
    ;;
  "screencast")
    screencast=$([ "$(echo "${line#*>>}" | awk -F, '{print $1}')" -eq 1 ] && echo true || echo false)
    ;;
  esac
  generate
done