#!/usr/bin/env bash
# earth-now.co
# Author:  Simon-Pierre Boucher
# Contact: contact@spboucher.ai
# File:    infra/deploy-m3u96b-docker.sh
# Purpose: Deploy to production node m3u96b — rsync, docker compose up, then MANDATORY health checks against www.earth-now.co

set -euo pipefail

REMOTE="m3u96b"
REMOTE_DIR="~/earth-now"
BASE_URL="https://www.earth-now.co"
REPO_ROOT="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"

ok()   { printf '✓ %s\n' "$1"; }
fail() { printf '✗ %s\n' "$1"; }

echo "== earth-now deploy → ${REMOTE} =="

# --- 1. Sync sources (build happens on the node inside Docker) ---------------
echo "-- rsync ${REPO_ROOT}/ → ${REMOTE}:${REMOTE_DIR}/"
rsync -az --delete \
  --exclude "node_modules" \
  --exclude ".next" \
  --exclude "dist" \
  --exclude ".turbo" \
  --exclude ".git" \
  --exclude "data/" \
  "${REPO_ROOT}/" "${REMOTE}:${REMOTE_DIR}/"
ok "rsync complete"

# --- 2. Build & (re)start the stack -------------------------------------------
echo "-- docker compose up -d --build on ${REMOTE}"
ssh "${REMOTE}" "cd ${REMOTE_DIR} && docker compose -f infra/docker-compose.prod.yml up -d --build"
ok "docker compose up"

# --- 3. Health checks (per CLAUDE.md the deploy is NOT done until both pass) --
FAILED=0

echo "-- health check: GET ${BASE_URL}/api/health"
if curl -fsS --max-time 15 "${BASE_URL}/api/health" > /dev/null; then
  ok "api health returned 200"
else
  fail "api health check failed (${BASE_URL}/api/health)"
  FAILED=1
fi

echo "-- health check: hold SSE ${BASE_URL}/sse/health ≥ 10 s"
SSE_START=$(date +%s)
SSE_OUTPUT="$(curl -sN --max-time 12 "${BASE_URL}/sse/health" | head -c 100 || true)"
SSE_ELAPSED=$(( $(date +%s) - SSE_START ))
if [ -n "${SSE_OUTPUT}" ]; then
  ok "SSE stream produced output (held ~${SSE_ELAPSED}s, first bytes: $(printf '%s' "${SSE_OUTPUT}" | head -c 40 | tr -d '\n'))"
else
  fail "SSE health check produced no output after ${SSE_ELAPSED}s (${BASE_URL}/sse/health)"
  FAILED=1
fi

if [ "${FAILED}" -ne 0 ]; then
  fail "deploy NOT healthy — investigate before declaring the deploy done"
  exit 1
fi
ok "deploy to ${REMOTE} complete and healthy → ${BASE_URL}"