set -e

echo "🚀 Starting Optimized WASM Build..."

echo "🧹 Cleaning previous artifacts..."

cargo clean -p domainforge-core --target wasm32-unknown-unknown

echo "🏗️ Building with wasm-pack (Release mode)..."

wasm-pack build domainforge-core --target web --release --features wasm

WASM_FILE="domainforge-core/pkg/domainforge_core_bg.wasm"

OPTIMIZED_FILE="domainforge-core/pkg/domainforge_core_bg.optimized.wasm"

if command -v wasm-opt >/dev/null 2>&1; then

echo "🔧 Running explicit wasm-opt -Oz..."

wasm-opt -Oz -o "$OPTIMIZED_FILE" "$WASM_FILE"

# Compare sizes

ORIG_SIZE=$(stat -c%s "$WASM_FILE")

OPT_SIZE=$(stat -c%s "$OPTIMIZED_FILE")

echo "📊 Size Report:"

echo " Original: $(numfmt --to=iec-i --suffix=B $ORIG_SIZE)"

echo " Optimized: $(numfmt --to=iec-i --suffix=B $OPT_SIZE)"

# Replace if smaller

if [ $OPT_SIZE -lt $ORIG_SIZE ]; then

echo "✅ Optimization successful! Replacing original file."

mv "$OPTIMIZED_FILE" "$WASM_FILE"

else

echo "⚠️ Optimization did not reduce size. Keeping original."

rm "$OPTIMIZED_FILE"

fi

echo "⚠️ 'wasm-opt' not found in PATH. Skipping explicit optimization step."

echo " (Note: wasm-pack usually runs this internally if configured)"

FINAL_SIZE=$(stat -c%s "$WASM_FILE")

MAX_SIZE=$((2048 * 1024)) # 2 MB

echo "----------------------------------------"

echo "🏁 Final Bundle Size: $(numfmt --to=iec-i --suffix=B $FINAL_SIZE)"

if [ $FINAL_SIZE -gt $MAX_SIZE ]; then

echo "❌ WARNING: Bundle exceeds 0.5 MB limit!"

echo "✅ SUCCESS: Bundle is under 0.5 MB limit."

echo "----------------------------------------"