#!/usr/bin/env bash

echo "Dry-run..." 

args=$@

diffs="$(vagrant ssh -- rsync --dry-run --itemize-changes $args | grep '^[><ch.][dfLDS]\|\*deleting')"

if [ -z "$diffs" ]; then
  echo "Nothing to sync."
  exit 0
fi

echo "These are the differences detected during dry-run. You might lose work.  Please review before proceeding:"
echo "$diffs"
echo ""
read -p "Confirm? (y/N): " choice

case "$choice" in
  y|Y ) vagrant ssh -- rsync $args;;
  * ) echo "Cancelled.";;
esac