#!/bin/bash
# Full SX build pipeline — OCaml + JS browser + JS test + JS tests.
set -euo pipefail

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

echo "=== OCaml build ==="
(cd hosts/ocaml && eval $(opam env 2>/dev/null) && dune build) || { echo "FAIL: OCaml build"; exit 1; }

echo "=== Sync WASM kernel to shared/static/wasm/ ==="
OCAML_BUILD=hosts/ocaml/_build/default/browser
cp "$OCAML_BUILD/sx_browser.bc.wasm.js" shared/static/wasm/sx_browser.bc.wasm.js
cp "$OCAML_BUILD/sx_browser.bc.js" shared/static/wasm/sx_browser.bc.js
cp -r "$OCAML_BUILD/sx_browser.bc.wasm.assets" shared/static/wasm/
echo "  WASM loader: $(du -sh shared/static/wasm/sx_browser.bc.wasm.js | cut -f1)"
echo "  JS fallback: $(du -sh shared/static/wasm/sx_browser.bc.js | cut -f1)"

echo "=== Sync spec .sx to dist (canonical → dist) ==="
cp spec/signals.sx hosts/ocaml/browser/dist/sx/core-signals.sx
cp spec/render.sx  hosts/ocaml/browser/dist/sx/
cp spec/harness.sx hosts/ocaml/browser/dist/sx/
echo "  spec → dist: 3 files"

echo "=== Sync web .sx to dist (wasm/sx → dist) ==="
for f in signals.sx deps.sx router.sx page-helpers.sx freeze.sx \
         bytecode.sx compiler.sx vm.sx dom.sx browser.sx \
         adapter-html.sx adapter-sx.sx adapter-dom.sx \
         boot-helpers.sx hypersx.sx harness-reactive.sx harness-web.sx \
         engine.sx orchestration.sx boot.sx cssx.sx; do
  if [ -f "shared/static/wasm/sx/$f" ]; then
    cp "shared/static/wasm/sx/$f" "hosts/ocaml/browser/dist/sx/"
  fi
done
echo "  wasm/sx → dist: web files synced"

echo "=== Recompile .sxbc bytecode ==="
node hosts/ocaml/browser/compile-modules.js || { echo "FAIL: sxbc compile"; exit 1; }

echo "=== JS browser build ==="
python3 hosts/javascript/cli.py --output shared/static/scripts/sx-browser.js || { echo "FAIL: JS build"; exit 1; }
echo "=== JS test build ==="
python3 hosts/javascript/cli.py --extensions continuations --spec-modules types --output shared/static/scripts/sx-full-test.js || { echo "FAIL: test build"; exit 1; }
echo "=== JS tests ==="
node hosts/javascript/run_tests.js --full 2>&1 | tail -3 || { echo "FAIL: JS tests"; exit 1; }
echo "=== All OK ==="