#!/bin/bash

# EasyEngine update script.
# This script is designed to update current EasyEngine from 2.2.2 to 3.x
# Define echo function
# Blue color

function ee_lib_echo()
{
    echo $(tput setaf 4)$@$(tput sgr0)
}
# White color
function ee_lib_echo_info()
{
    echo $(tput setaf 7)$@$(tput sgr0)
}
# Red color
function ee_lib_echo_fail()
{
    echo $(tput setaf 1)$@$(tput sgr0)
}

# Checking permissions
if [[ $EUID -ne 0 ]]; then
    ee_lib_echo_fail "Sudo privilege required..."
    ee_lib_echo_fail "Uses: wget -qO ee rt.cx/ee && sudo bash ee"
    exit 1
fi

# Check old EasyEngine is installed or not
which ee > /dev/null
if [[ $? -ne 0 ]]; then
    ee_lib_echo_fail "EasyEngine 2.0 not found"
    exit 1
fi

# Check old EasyEngine version
ee version | grep "2.2.2" > /dev/null
if [[ $? -ne 0 ]]; then
    ee_lib_echo_fail "EasyEngine 2.2.2 not found on your system"
    ee_lib_echo_fail "Please update is using command: ee update"
    exit 1
fi

# Execute: apt-get update
ee_lib_echo "Executing apt-get update"
apt-get update &>> /dev/null

# Install Python3 on users system
ee_lib_echo "Installing Python3 on system"