#!/bin/sh
# Builds the package to hand out: dist/piscine-graph-tweaks-<version>.zip
# A Firefox .xpi is just a zip, so the .xpi copy is produced alongside it.
set -eu

cd "$(dirname "$0")"

version=$(sed -n 's/.*"version"[[:space:]]*:[[:space:]]*"\([^"]*\)".*/\1/p' manifest.json | head -n 1)
if [ -z "$version" ]; then
	echo "build.sh: no version found in manifest.json" >&2
	exit 1
fi
name="piscine-graph-tweaks-$version"

mkdir -p dist
rm -f "dist/$name.zip" "dist/$name.xpi"

# Zip the CONTENTS (manifest.json at the archive root), not the folder itself.
# -r: recursive, -X: no system metadata.
if command -v zip >/dev/null 2>&1; then
	zip -qr -X "dist/$name.zip" manifest.json src README.md
elif command -v python3 >/dev/null 2>&1; then
	# Dependency-free fallback: same result through the zipfile module.
	python3 - "dist/$name.zip" manifest.json src README.md <<-'EOF'
		import os, sys, zipfile

		out, sources = sys.argv[1], sys.argv[2:]
		with zipfile.ZipFile(out, "w", zipfile.ZIP_DEFLATED) as z:
		    for src in sources:
		        if os.path.isdir(src):
		            for root, _, files in os.walk(src):
		                for f in sorted(files):
		                    p = os.path.join(root, f)
		                    z.write(p, os.path.relpath(p, "."))
		        else:
		            z.write(src, src)
	EOF
else
	echo "build.sh: needs 'zip' (pacman -S zip) or python3" >&2
	exit 1
fi

cp "dist/$name.zip" "dist/$name.xpi"

echo "→ dist/$name.zip"
echo "→ dist/$name.xpi  (unsigned — see README, \"Sharing it with friends\")"