#!/bin/sh

if [ "$#" -eq 0 ]; then
    echo "Resetting Sheerka environment."
    rm -rf ~/.sheerka
    exit 0
fi

if ! [ -e "$HOME/.sheerka_$1" ]; then
  echo "$HOME/.sheerka_$1 not found" >&2
  available=$(ls -d $HOME/.sheerka_* | awk -F_ '{ print "    "$2}')
  echo "Available environments are:"
  echo "$available"
  exit 1
fi

echo "Resetting Sheerka environment to '$1'."
rm -rf ~/.sheerka
cp -r "$HOME/.sheerka_$1" ~/.sheerka