#!/bin/bash

echo "running setup routine with python versions:"
for version in ${PLOTLY_PYTHON_VERSIONS[@]}; do
    echo "    ${version}"
done

PROGNAME=$(basename $0)
function error_exit
{
    echo -e "${PROGNAME}: ${1:-"Unknown Error"}\n" 1>&2
    exit 1
}

# for each version we want, setup a functional virtual environment
for version in ${PLOTLY_PYTHON_VERSIONS[@]}; do
    echo Setting up Python ${version}

    # exporting this variable (in this scope) chooses the python version
    export PYENV_VERSION=${version}
    echo "Using pyenv version $(pyenv version)"

    # install core requirements all versions need
    pip install -r ${PLOTLY_CORE_REQUIREMENTS_FILE} ||
        error_exit "${LINENO}: can't install core reqs for Python ${version}"

    # handle funkiness around python 2.6
    if [ ${version:0:3} == '2.6' ]
    then
        pip install simplejson ordereddict ||
            error_exit "${LINENO}: can't install extras for Python ${version}"
        pip install -r ${PLOTLY_OPTIONAL_REQUIREMENTS_FILE_2_6} ||
            error_exit "${LINENO}: can't install optional for Python ${version}"
    else
        pip install -r ${PLOTLY_OPTIONAL_REQUIREMENTS_FILE} ||
            error_exit "${LINENO}: can't install optional for Python ${version}"
    fi

    # install some test tools
    pip install nose coverage ||
        error_exit "${LINENO}: can't install test tools for Python ${version}"
done