#!/bin/bash
#
# Build Sovereign WASM Operations
# Compiles Rust source to WASM using wasm-pack
#
# Output: ../dist/ directory with bundler-compatible WASM
# Binary size target: <500KB (release)
#

set -e

SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
cd "$SCRIPT_DIR"

echo "Building Sovereign WASM Operations..."
echo "Target: wasm32-unknown-unknown (bundler-compatible)"
echo ""

# Build with wasm-pack
# --target bundler: Generates ES module format for bundlers (webpack, vite, etc.)
# --release: Optimized build with LTO and size optimization
# --out-dir: Output directory relative to Cargo.toml location
wasm-pack build \
    --target bundler \
    --release \
    --out-dir dist/

echo ""
echo "Build complete!"
echo ""

# Report binary sizes
if [ -f "dist/sovereign_wasm_ops.wasm" ]; then
    SIZE=$(ls -lh dist/sovereign_wasm_ops.wasm | awk '{print $5}')
    echo "WASM binary size: $SIZE"
fi

# List all generated files
echo ""
echo "Generated files in dist/:"
ls -lh dist/ | grep -v "^total" | awk '{printf "  %-40s %8s\n", $9, $5}'

echo ""
echo "✓ Ready for production"