#!/usr/bin/env bash
set -euo pipefail
IFS=$'\n\t'

### CONFIGURATION ###
REMOTE_USER="crowetic"
REMOTE_HOST="devnet-nodes.qortal.link"
REMOTE_PORT=22225

REMOTE_BASE_DIR="/qortal"   # <–– adjust!
ARCHIVE_NAME="db-Devnet-$(date +%Y%m%d_%H%M%S).7z"
REMOTE_ARCHIVE_PATH="${REMOTE_BASE_DIR}/${ARCHIVE_NAME}"
REMOTE_JAR_PATH="${REMOTE_BASE_DIR}/qortal.jar"

LOCAL_SYNC_DIR="/mnt/4TB-WDB/DATA/QortalCloud/DevNet"

################################################

log() { echo "[$(date +'%H:%M:%S')] $*"; }

log "Starting remote backup on ${REMOTE_HOST}..."
ssh -p "${REMOTE_PORT}" "${REMOTE_USER}@${REMOTE_HOST}" bash -l <<EOF
  set -euxo pipefail

  cd "${REMOTE_BASE_DIR}"

  echo "→ Checking for 7z…"
  command -v 7z || { echo "ERROR: Install p7zip-full" >&2; exit 1; }

  echo "→ Stopping Qortal…"
  if [[ -x ./stop.sh ]]; then
    set +e
      ./stop.sh
    RET=\$?
    set -e
    if (( RET != 0 )); then
      echo "⚠️ stop.sh exited with code \$RET; continuing anyway."
    fi
  else
    echo "⚠️ stop.sh not found or not executable; skipping stop."
  fi

  echo "→ Archiving db/ → ${ARCHIVE_NAME}…"
  [[ -d db ]] || { echo "ERROR: db/ folder not found" >&2; exit 1; }
  7z a "${ARCHIVE_NAME}" db

  echo "→ Restarting Qortal…"
  if [[ -x ./start.sh ]]; then
    ./start.sh
  else
    echo "⚠️ start.sh not found or not executable; skipping start."
  fi

  echo "→ Remote work complete."
EOF

log "Rsyncing archive down…"
rsync -ravPz \
  -e "ssh -p ${REMOTE_PORT}" \
  "${REMOTE_USER}@${REMOTE_HOST}:${REMOTE_ARCHIVE_PATH}" \
  "${LOCAL_SYNC_DIR}/"
rsync -ravPs \
    -e "ssh -p ${REMOTE_PORT}" \
    "${REMOTE_USER}@${REMOTE_HOST}:${REMOTE_JAR_PATH}" \
    "${LOCAL_SYNC_DIR}/"


log "Removing remote archive…"
ssh -p "${REMOTE_PORT}" "${REMOTE_USER}@${REMOTE_HOST}" rm -f "${REMOTE_ARCHIVE_PATH}"

log "Pruning local archives older than 2 days…"
find "${LOCAL_SYNC_DIR}" -maxdepth 1 -name 'db-Devnet-*.7z' -mtime +2 -delete

log "✔ Backup complete."