#!/bin/bash

set -eu

if [ ! -d "mosfet" ]
then
	echo "You must run this from the mosfet-minecraft-bot directory."
	exit
fi

if ! command -v virtualenv &> /dev/null
then
	echo "virtualenv could not be found, please install with:"
	echo "sudo apt install virtualenv"
	exit
fi

if ! command -v wget &> /dev/null
then
	echo "wget could not be found, please install with:"
	echo "sudo apt install wget"
	exit
fi

if ! command -v unzip &> /dev/null
then
	echo "unzip could not be found, please install with:"
	echo "sudo apt install unzip"
	exit
fi

if ! command -v python3 &> /dev/null
then
	echo "python3 could not be found, please install with:"
	echo "sudo apt install python3"
	exit
fi

if ! command -v pip3 &> /dev/null
then
	echo "pip3 could not be found, please install with:"
	echo "sudo apt install pip3"
	exit
fi


# download minecraft data

if [ ! -d "minecraft_data" ] 
then
	echo "Grabbing minecraft data..."

	VERSION="1.16.4"

	wget -Omcdata.zip "https://apimon.de/mcdata/$VERSION/$VERSION.zip"
	mkdir minecraft_data
	unzip mcdata.zip -d minecraft_data
	rm mcdata.zip
fi

# https://github.com/pypa/virtualenv/issues/1029
PS1=${PS1:-}

# create virtual environment

if [ ! -d "env" ] 
then
	echo "Installing Python requirements..."

	virtualenv -p python3 env
	source env/bin/activate
	pip install -r requirements.txt
else
	source env/bin/activate
fi

echo "Running bot..."

python main.py