#!/usr/bin/env bash
# Builds and starts the static site under a throwaway project name, checks it,
# then removes it.
#   deploy/check.sh            from the repository root or deploy/
# Exits non-zero if any check fails. Needs Docker with Compose v2.
set -euo pipefail

cd "$(dirname "$0")"
project="deadhead-check"
env_file=".check.env"
port="${CHECK_PORT:-8088}"
site="http://localhost:$port"
cat > "$env_file" <<ENV
SITE_ADDRESS=:80
HTTP_PORT=$port
HTTPS_PORT=${CHECK_TLS_PORT:-8443}
ENV
compose() { docker compose -p "$project" --env-file "$env_file" "$@"; }
cleanup() {
  compose down -v --remove-orphans >/dev/null 2>&1 || true
  rm -f "$env_file"
}
trap cleanup EXIT

echo "Building and starting the site…"
compose up -d --build --wait --wait-timeout 180

fail=0
expect() {
  local name="$1" got="$2" pattern="$3"
  if [[ "$got" == $pattern ]]; then echo "ok   $name"; else echo "FAIL $name: $got"; fail=1; fi
}
header() { curl -sI "$site$1" | tr -d '\r' | grep -i "^$2:" || true; }

expect "app shell" "$(curl -s "$site/")" '*<title>Deadhead: Space Freight Tycoon</title>*'
expect "client route falls back to the app" "$(curl -s "$site/fleet")" '*<div id="root">*'
expect "service worker is never cached" "$(header /sw.js cache-control)" '*no-cache*'
expect "manifest is never cached" "$(header /manifest.webmanifest cache-control)" '*no-cache*'
bundle="$(curl -s "$site/" | grep -o '/assets/index-[A-Za-z0-9_-]*\.js' | head -1)"
expect "hashed bundle is cached for a year" "$(header "$bundle" cache-control)" '*immutable*'
expect "bundle is compressed" "$(curl -sI -H 'Accept-Encoding: gzip' "$site$bundle" | tr -d '\r' | grep -i '^content-encoding:' || true)" '*gzip*'

exit "$fail"