#!/bin/bash

# Please edit the python path:
PYTHON3_PATH=python3

cd "$(dirname "$0")"

version=$($PYTHON3_PATH -V 2>&1 | grep -Po '(?<=Python )(.+)')
if [[ -z "$version" ]]
then
    echo "Given PYTHON3_PATH is no Python3! Please edit paths.config"
    exit 1
fi

parsedVersion=$(echo "${version//./}")
if [[ "$parsedVersion" -lt "330" ]]
then
    echo "Python version must be >=3.3"
    exit 1
fi

echo "Creating virtual enviroment"
python3 -m venv venv
if [[ $? -eq 0 ]]; then
  echo "Successfully created virtual enviroment"
else
  exit 1
fi

echo "Installing dependencies"
venv/bin/pip install flask
if [[ $? -eq 0 ]]; then
  echo "Successfully installed webserver"
  echo "Start webserver with \"venv/bin/python main.py\""
else
  exit 1
fi