#!/bin/sh
set -e

BASEDIR=$(dirname "$0")

list_available() {
    available=$(ls "$BASEDIR"/../_concepts_*.txt | awk -F_ '{ print "    "$3}' ) 2> /dev/null

    if [ "$available" = "" ]; then
        echo "Error. No available environment !" >&2
    else
        echo "Available environments are:"
        echo "$available"
    fi

}

if [ "$#" -eq 0 ]; then
    echo "Usage: $0 <environment>"
    list_available
    exit 0
fi

env_file="$BASEDIR"/../_concepts_"$1".txt
env_folder="$HOME/.sheerka_$1"

if ! [ -e "$env_file" ]; then
    echo "$env_file not found" >&2
    list_available
    exit 1
fi

echo "Rebuilding $1..."

if [ -e ~/.sheerka ]; then
    rm -rf ~/.sheerka.bak
    mv  ~/.sheerka ~/.sheerka.bak
fi

python "$BASEDIR"/../main.py "sheerka.restore('$1')"
rm -rf "$env_folder"
cp -R ~/.sheerka "$env_folder"