#!/usr/bin/env bash
# Browser check for the blog SPA. Spins up an EPHEMERAL host server (this
# worktree's binary + lib, a temp persist dir), seeds a couple of posts, runs
# lib/host/playwright/spa-check.spec.js in the main worktree's Playwright, then
# tears everything down. Verifies the WASM OCaml kernel boots in-browser and
# sx-boost turns the blog into a SPA. No live-site dependency.
#
#   bash lib/host/playwright/run-spa-check.sh
#
# Requires: the OCaml binary built (hosts/ocaml/_build/default/bin/sx_server.exe)
# and Playwright + chromium in /root/rose-ash (the architecture worktree).
set -uo pipefail
cd "$(git rev-parse --show-toplevel)"
ROOT=$(pwd)

PORT="${SPA_PORT:-8914}"
PW_DIR="${PW_DIR:-/root/rose-ash}"          # worktree that has node_modules + chromium
USER="admin"
PASS="spa-check-pw"
SECRET="spa-check-secret"
PDIR=$(mktemp -d)
JAR=$(mktemp)
SPEC_SRC="lib/host/playwright/spa-check.spec.js"
SPEC_DST="$PW_DIR/tests/playwright/_spa-check.spec.js"
SERVE_LOG=$(mktemp)

cleanup() {
  [ -n "${SVPID:-}" ] && kill "$SVPID" 2>/dev/null
  local pid
  pid=$(ss -lptn "sport = :$PORT" 2>/dev/null | grep -oE 'pid=[0-9]+' | head -1 | cut -d= -f2)
  [ -n "$pid" ] && kill "$pid" 2>/dev/null
  rm -f "$SPEC_DST" "$JAR" "$SERVE_LOG"
  rm -rf "$PDIR"
}
trap cleanup EXIT

echo "== starting ephemeral host server on :$PORT (persist=$PDIR) =="
HOST_PORT="$PORT" SX_PERSIST_DIR="$PDIR" \
  SX_ADMIN_USER="$USER" SX_ADMIN_PASSWORD="$PASS" SX_SESSION_SECRET="$SECRET" \
  bash lib/host/serve.sh >"$SERVE_LOG" 2>&1 &
SVPID=$!

for i in $(seq 1 60); do
  curl -sf -o /dev/null "http://127.0.0.1:$PORT/health" 2>/dev/null && break
  sleep 1
  [ "$i" = "60" ] && { echo "server never came up:"; cat "$SERVE_LOG"; exit 1; }
done
echo "== server up =="

echo "== seeding posts =="
curl -s -c "$JAR" -o /dev/null -X POST "http://127.0.0.1:$PORT/login" \
  --data "username=$USER&password=$PASS"
for t in "Alpha Post" "Beta Post"; do
  curl -s -b "$JAR" -o /dev/null -X POST "http://127.0.0.1:$PORT/new" \
    --data "title=$t&sx_content=(article (h1 \"$t\") (p \"body\"))&status=published"
done
echo "== seeded ($(curl -s "http://127.0.0.1:$PORT/posts" | grep -o '"slug"' | wc -l) posts) =="

echo "== running Playwright =="
cp "$ROOT/$SPEC_SRC" "$SPEC_DST"
cd "$PW_DIR"
SX_TEST_URL="http://127.0.0.1:$PORT" \
  node_modules/.bin/playwright test _spa-check.spec.js --workers=1 \
  --config tests/playwright/playwright.config.js
RC=$?

echo "== done (exit $RC) =="
exit $RC