#!/usr/bin/env bash
# Regenerate Sources/NotificationService/AppIcon.swift from bell-logo.avif:
# removes the bottom black bar, trims white padding, centers the bell on a
# transparent 1024x1024 square, and embeds the PNG as base64 in Swift.
set -euo pipefail

cd "$(dirname "$0")/.."

SRC="${1:-bell-logo.avif}"
OUT_SWIFT="Sources/NotificationService/AppIcon.swift"

if [ ! -f "$SRC" ]; then
    echo "source image not found: $SRC" >&2
    exit 1
fi

PNG="$(mktemp -t bellicon).png"
trap 'rm -f "$PNG"' EXIT

swift Scripts/process_icon.swift "$SRC" "$PNG" >/dev/null

B64="$(base64 -i "$PNG" | tr -d '\n')"

cat > "$OUT_SWIFT" <<'EOF'
import Foundation
import AppKit

// Auto-generated from bell-logo.avif (bottom black bar removed, bell centered
// on a transparent square). Regenerate via `just icon`. DO NOT edit by hand.

enum AppIcon {
    static let base64EncodedPNG = "__BASE64__"

    static let image: NSImage? = {
        guard let data = Data(base64Encoded: base64EncodedPNG),
              let img = NSImage(data: data) else { return nil }
        return img
    }()
}
EOF

python3 - "$B64" "$OUT_SWIFT" <<'PY'
import sys
b64, path = sys.argv[1], sys.argv[2]
s = open(path).read().replace("__BASE64__", b64)
open(path, "w").write(s)
PY

echo "Generated $OUT_SWIFT ($(wc -c < "$OUT_SWIFT") bytes) from $SRC"