#!/usr/bin/env bash
# scripts/render-icons.sh: render the canonical sheaf mark (packaging/linux/
# sheaf.svg) into the hicolor PNG size set under build/icons/, plus the master
# build/appicon.png and the Windows .ico. Single source of truth: edit the
# SVG, re-run this. Requires rsvg-convert (librsvg) and ImageMagick.
#
#   bash scripts/render-icons.sh
set -euo pipefail

REPO_ROOT="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
SVG="$REPO_ROOT/packaging/linux/sheaf.svg"
ICON_NAME="com.doubledecimal.sheaf" # reverse-DNS; matches the .desktop + app-id
SIZES=(16 32 48 64 128 256 512 1024)

command -v rsvg-convert >/dev/null || { echo "need rsvg-convert (librsvg)" >&2; exit 1; }
command -v magick >/dev/null || { echo "need ImageMagick (magick)" >&2; exit 1; }

# per-size PNGs for hicolor ($size x $size/apps/<icon-name>.png)
for s in "${SIZES[@]}"; do
  out="$REPO_ROOT/build/icons/${s}x${s}"
  mkdir -p "$out"
  rsvg-convert -w "$s" -h "$s" "$SVG" -o "$out/${ICON_NAME}.png"
done

# master PNG that Wails embeds (Linux runtime icon) and uses for packaging
rsvg-convert -w 1024 -h 1024 "$SVG" -o "$REPO_ROOT/build/appicon.png"

# Windows icon resource
magick "$REPO_ROOT/build/appicon.png" \
  -define icon:auto-resize=256,128,96,64,48,32,16 \
  "$REPO_ROOT/build/windows/icon.ico"

echo "rendered icons from $(basename "$SVG") -> build/icons/ (${ICON_NAME}.png), build/appicon.png, build/windows/icon.ico"