#!/bin/bash
set -e

virtualenv="virtualenv"
declare -a packages
if [ -f /etc/debian_version ]; then
    packages=(debianutils python3-pip python3-virtualenv python3-dev libevent-dev libffi-dev libxml2-dev libxslt-dev zlib1g-dev)
    for package in ${packages[@]}; do
        if [ "$(dpkg --status -- $package 2>/dev/null|sed -n 's/^Status: //p')" != "install ok installed" ]; then
            # add a space after old values
            missing="${missing:+$missing }$package"
        fi
    done

    if [ -n "$missing" ]; then
        echo "$0: missing required DEB packages. Installing via sudo." 1>&2
        sudo apt-get -y install $missing
    fi
elif [ -f /etc/redhat-release ]; then
    packages=(which python3-virtualenv python36-devel libevent-devel libffi-devel libxml2-devel libxslt-devel zlib-devel)
    for package in ${packages[@]}; do
        # When the package is python36-devel we change it to python3-devel on Fedora
        if [[ ${package} == "python36-devel" && -f /etc/fedora-release ]]; then
                package=python36
        fi
        if [ "$(rpm -qa $package 2>/dev/null)" == "" ]; then
            missing="${missing:+$missing }$package"
        fi
    done

    if [ -n "$missing" ]; then
        echo "$0: Missing required RPM packages: ${missing}." 1>&2
        sudo yum -y install $missing
    fi
else
    echo "s3-tests can only be run on Red Hat, Centos, Fedora, Ubunutu, or Debian platforms"
    exit 1
fi

# s3-tests only works on python 3.6 not newer versions of python3
${virtualenv} --python=$(which python3.6) --no-site-packages --distribute virtualenv

# avoid pip bugs
./virtualenv/bin/pip3 install --upgrade pip

# slightly old version of setuptools; newer fails w/ requests 0.14.0
./virtualenv/bin/pip3 install setuptools==32.3.1

./virtualenv/bin/pip3 install -r requirements.txt

# forbid setuptools from using the network because it'll try to use
# easy_install, and we really wanted pip; next line will fail if pip
# requirements.txt does not match setup.py requirements -- sucky but
# good enough for now
./virtualenv/bin/python3 setup.py develop