#!/bin/bash
set -e

BACKUP_DIR="$HOME/cats-backups/$(date +%Y-%m-%d_%H-%M-%S)"

echo "==> Creating backup at $BACKUP_DIR ..."
mkdir -p "$BACKUP_DIR"

# Backup database
if [ -f server/data.db ]; then
  cp server/data.db "$BACKUP_DIR/data.db"
  echo "    ✓ data.db backed up"
else
  echo "    ⚠ data.db not found, skipping"
fi

# Backup uploads
if [ -d server/uploads ] && [ "$(ls -A server/uploads 2>/dev/null)" ]; then
  cp -r server/uploads "$BACKUP_DIR/uploads"
  echo "    ✓ uploads/ backed up ($(ls server/uploads | wc -l) files)"
else
  echo "    ⚠ uploads/ empty or not found, skipping"
fi

# Keep only last 10 backups
BACKUP_ROOT="$HOME/cats-backups"
BACKUP_COUNT=$(ls -1 "$BACKUP_ROOT" | wc -l)
if [ "$BACKUP_COUNT" -gt 10 ]; then
  ls -1t "$BACKUP_ROOT" | tail -n +11 | xargs -I{} rm -rf "$BACKUP_ROOT/{}"
  echo "    ✓ Old backups pruned (kept last 10)"
fi

echo ""
echo "==> Pulling latest changes..."
git pull

echo "==> Installing server dependencies..."
npm install --prefix server

echo "==> Installing client dependencies..."
npm install --prefix client

echo "==> Building client..."
npm run build --prefix client

echo "==> Restarting PM2 process..."
sudo pm2 restart cats
sudo pm2 save

echo ""
echo "==> Done! Site updated at http://cats.heagbokat-server.ru"
echo "    Backup saved to: $BACKUP_DIR"