#!/usr/bin/env bash

if [[ -d venv ]]; then
    source ./venv/bin/activate
    return
    exit 0
fi

if ! [[ -f .env ]]; then
    echo "Add a .env file with PYTHON_PATH containing an absolute path path to"
    echo "blender's python build with bpy. "
    echo "E.g  PYTHON_PATH=~/blender-git/lib/linux_centos7_x86_64/python/bin/python3.9"
    echo "PYTHON_PATH=~/blender-git/lib/linux_centos7_x86_64/python/bin/python3.9" > .env
    echo "Created the file. Now go edit it"
    exit 1;
fi

source .env

if [[ -z "$PYTHON_PATH" ]]; then
    echo Missing variable PYTHON_PATH in .env
    exit 1
fi

"$PYTHON_PATH" -m venv --system-site-packages --symlinks venv
echo "venv created"
source ./venv/bin/activate