#!/usr/bin/bash
# ABOUTME: Waybar-Modul das die GPU-Auslastung als JSON ausgibt.
# ABOUTME: Wird von der Waybar custom/gpu-usage Config referenziert.

GPU_STAT=$(cat /sys/class/hwmon/hwmon*/device/gpu_busy_percent 2>/dev/null | head -1 || echo "0")
GPU_STAT="${GPU_STAT:-0}"
ICON="<span color='#69ff94' size='8pt' rise='1.5pt'>▁</span>"

if [ "$GPU_STAT" -lt 10 ]; then
  ICON="<span color='#69ff94' size='8pt' rise='1.5pt'>▁</span>"
elif [ "$GPU_STAT" -lt 20 ]; then
  ICON="<span color='#2aa9ff' size='8pt' rise='1.5pt'>▂</span>"
elif [ "$GPU_STAT" -lt 40 ]; then
  ICON="<span color='#f8f8f2' size='8pt' rise='1.5pt'>▃</span>"
elif [ "$GPU_STAT" -lt 50 ]; then
  ICON="<span color='#f8f8f2' size='8pt' rise='1.5pt'>▄</span>"
elif [ "$GPU_STAT" -lt 60 ]; then
  ICON="<span color='#ffffa5' size='8pt' rise='1.5pt'>▅</span>"
elif [ "$GPU_STAT" -lt 70 ]; then
  ICON="<span color='#ffffa5' size='8pt' rise='1.5pt'>▆</span>"
elif [ "$GPU_STAT" -lt 80 ]; then
  ICON="<span color='#ff9977' size='8pt' rise='1.5pt'>▇</span>"
elif [ "$GPU_STAT" -lt 100 ]; then
  ICON="<span color='#dd532e' size='8pt' rise='1.5pt'>█</span>"
fi

jq --unbuffered --compact-output -n \
  --arg text "GPU $ICON" \
  --arg alt "GPU $ICON $GPU_STAT%" \
  --arg tooltip "GPU $ICON $GPU_STAT%" \
  --arg class "gpustat" \
  --argjson percentage "$GPU_STAT" \
  '{text: $text, alt: $alt, tooltip: $tooltip, class: $class, percentage: $percentage}'