#!/bin/bash

# *****************************************************************************
# |docname| - The CodeChat System install script (Linux)
# *****************************************************************************
# This file downloads and installs the CodeChat Server. To run this script,
# see the `Linux installation instructions <install CodeChat Server on Linux>`.
#
# check for Python 3
if ! hash python3; then
    echo "Python 3 is not installed"
    exit 1
fi

# check python version
if ! python3 -c 'import sys; assert sys.version_info >= (3,7)' 2> /dev/null; then
    echo "Upgrade Python to version 3.7 or above"
    exit 1
fi

# install / upgrade pip
python3 -m pip install --user --upgrade pip

# install python3-venv
sudo apt install -y python3-venv

# create virtual environment
python3 -m venv codechat

# install CodeChat and Sphinx.
codechat/bin/python3 -m pip install --upgrade CodeChat_Server Sphinx

# echo server directory to user
echo
echo "CodeChat installation complete!"
echo "Install directory: ${PWD}/codechat/bin"
echo "Now add this path to your plugin's setup; see"
echo "https://codechat-system.readthedocs.io/en/latest/extensions/contents.html"