#!/bin/bash
set -euo pipefail

ICON_SVG="static/vectors/icon.svg"
BUILD_DIR="build/bin"
ICONSET_DIR="build/icons.iconset"
MASTER_PNG="build/icon_master.png"
INKSCAPE="/Applications/Inkscape.app/Contents/MacOS/inkscape"

export CC=/usr/bin/clang
export CXX=/usr/bin/clang++
export SDKROOT=$(xcrun --show-sdk-path)
export PATH="$HOME/go/bin:$PATH"

if [ ! -f "$ICON_SVG" ]; then
    echo "Warning: $ICON_SVG not found, skipping icon generation"
else
    # Rasterize SVG faithfully via Inkscape
    "$INKSCAPE" "$ICON_SVG" --export-type=png --export-filename="$MASTER_PNG" -w 1024 -h 1024 2>/dev/null

    cp "$MASTER_PNG" build/appicon.png

    # macOS .icns
    rm -rf "$ICONSET_DIR"
    mkdir -p "$ICONSET_DIR"
    for size in 16 32 64 128 256 512; do
        sips -z $size $size "$MASTER_PNG" --out "$ICONSET_DIR/icon_${size}x${size}.png" >/dev/null
        double=$((size * 2))
        sips -z $double $double "$MASTER_PNG" --out "$ICONSET_DIR/icon_${size}x${size}@2x.png" >/dev/null
    done
    iconutil -c icns "$ICONSET_DIR" -o build/appicon.icns
    rm -rf "$ICONSET_DIR"
    mkdir -p build/darwin
    cp build/appicon.icns build/darwin/appicon.icns

    # Windows .ico
    mkdir -p build/windows
    magick "$MASTER_PNG" \
        \( +clone -resize 16x16 \) \
        \( +clone -resize 32x32 \) \
        \( +clone -resize 48x48 \) \
        \( +clone -resize 64x64 \) \
        \( +clone -resize 128x128 \) \
        \( +clone -resize 256x256 \) \
        -delete 0 build/windows/icon.ico

    rm -f "$MASTER_PNG"
fi

echo "Building macOS (darwin/arm64)..."
wails build -clean -platform darwin/arm64

echo "Cross-compiling Windows (windows/amd64)..."
wails build -platform windows/amd64 -skipbindings

echo "Done. Outputs in $BUILD_DIR/"
ls -lh "$BUILD_DIR/"