#!/usr/bin/env bash
# earth-now.co
# Author:  Simon-Pierre Boucher
# Contact: contact@spboucher.ai
# File:    infra/deploy-m3u96b.sh
# Purpose: Deploy to production node m3u96b via PM2 + ngrok (node's standard pattern; Docker variant in deploy-m3u96b-docker.sh), then MANDATORY health checks

set -euo pipefail

REMOTE="M3U96b"
REMOTE_DIR="apps/earth-now"
BASE_URL="https://www.earth-now.co"
API_PORT=4000
WEB_PORT=4100
PROXY_PORT=8080

ROOT="$(cd "$(dirname "$0")/.." && pwd)"

echo "==> rsync source to ${REMOTE}:~/${REMOTE_DIR}"
rsync -az --delete \
  --exclude node_modules --exclude .next --exclude dist --exclude .turbo \
  --exclude .git --exclude data --exclude .env \
  "${ROOT}/" "${REMOTE}:${REMOTE_DIR}/"

echo "==> install + build on ${REMOTE}"
# NEXT_PUBLIC_API_URL="" is inlined at build time → client fetches stay same-origin
# (routed by infra/proxy.mjs behind the single ngrok domain).
ssh "${REMOTE}" "cd ${REMOTE_DIR} && pnpm install --frozen-lockfile=false && NEXT_PUBLIC_API_URL='' pnpm build"

echo "==> (re)start PM2 processes"
ssh "${REMOTE}" bash -s <<EOF
set -euo pipefail
cd ${REMOTE_DIR}
pm2 delete earthnow-api earthnow-web earthnow-proxy earthnow-ngrok 2>/dev/null || true
PORT=${API_PORT} pm2 start /opt/homebrew/bin/node --name earthnow-api --interpreter none -- apps/api/dist/server.js
cd apps/web && API_URL=http://127.0.0.1:${API_PORT} pm2 start ./node_modules/.bin/next --name earthnow-web --interpreter none -- start -H 127.0.0.1 -p ${WEB_PORT} && cd ../..
PROXY_PORT=${PROXY_PORT} API_PORT=${API_PORT} WEB_PORT=${WEB_PORT} pm2 start /opt/homebrew/bin/node --name earthnow-proxy --interpreter none -- infra/proxy.mjs
pm2 start /opt/homebrew/bin/ngrok --name earthnow-ngrok --interpreter none -- http --url=www.earth-now.co ${PROXY_PORT}
pm2 save
EOF

echo "==> health checks (deploy is NOT done until both pass)"
sleep 8

ok=0
if curl -fsS --max-time 15 "${BASE_URL}/api/health" | grep -q '"status":"ok"'; then
  echo "  ✓ ${BASE_URL}/api/health"
else
  echo "  ✗ ${BASE_URL}/api/health FAILED"
  ok=1
fi

# /sse/health must hold an SSE connection open >= 10 s (CLAUDE.md requirement).
# curl exiting 28 (max-time reached) is the EXPECTED outcome — the stream never ends.
sse_bytes=$( (curl -sN --max-time 12 "${BASE_URL}/sse/health" || true) | head -c 200 | wc -c | tr -d ' ')
if [ "${sse_bytes}" -gt 0 ]; then
  echo "  ✓ ${BASE_URL}/sse/health held an SSE stream (received ${sse_bytes} bytes over ~12 s)"
else
  echo "  ✗ ${BASE_URL}/sse/health FAILED (no SSE bytes received)"
  ok=1
fi

if [ "${ok}" -ne 0 ]; then
  echo "DEPLOY FAILED — health checks did not pass."
  exit 1
fi
echo "==> DEPLOY OK — ${BASE_URL} is live."