#!/bin/bash
# Test cross-origin demo end-to-end.
# Starts page server (8080) and CORS universe server (9090),
# then runs Playwright to verify cross-origin loading works.
set -euo pipefail

SCRIPT_DIR=$(cd "$(dirname "$0")" && pwd)
MONO=$(cd "$SCRIPT_DIR/.." && pwd)
DOC_HTML="$MONO/_build/default/_doc/_html/odoc-interactive-extension"
CROSSORIGIN_DIR="$MONO/_build/default/_doc/_html/_crossorigin_universes"

cleanup() {
  [[ -n "${PAGE_PID:-}" ]] && kill "$PAGE_PID" 2>/dev/null || true
  [[ -n "${CORS_PID:-}" ]] && kill "$CORS_PID" 2>/dev/null || true
  wait 2>/dev/null || true
}
trap cleanup EXIT

echo "=== Building demos ==="
bash "$SCRIPT_DIR/deploy.sh" --no-serve

echo ""
echo "=== Starting servers ==="

# Page server on port 8080
cd "$DOC_HTML/.."
python3 -m http.server 8080 &>/dev/null &
PAGE_PID=$!

# CORS universe server on port 9090
python3 "$SCRIPT_DIR/cors_server.py" 9090 "$CROSSORIGIN_DIR" &>/dev/null &
CORS_PID=$!

sleep 2
echo "  Page server: http://localhost:8080 (PID $PAGE_PID)"
echo "  CORS server: http://localhost:9090 (PID $CORS_PID)"

# Verify both servers respond
curl -sf http://localhost:8080/odoc-interactive-extension/demo4_crossorigin.html > /dev/null \
  || { echo "FAIL: page server not responding"; exit 1; }
curl -sf http://localhost:9090/universe/findlib_index.json > /dev/null \
  || { echo "FAIL: CORS server not responding"; exit 1; }

# Verify CORS headers
CORS_HEADER=$(curl -sI http://localhost:9090/universe/findlib_index.json | grep -i 'access-control-allow-origin' || true)
if [[ -z "$CORS_HEADER" ]]; then
  echo "FAIL: CORS server missing Access-Control-Allow-Origin header"
  exit 1
fi
echo "  CORS header: $CORS_HEADER"

echo ""
echo "=== Running Playwright test ==="
NODE_PATH="$MONO/x-ocaml/test/node_modules" node "$SCRIPT_DIR/test_crossorigin.js"