#!/bin/bash
#
# .---.                  .              .
# |                      |              |
# |--- .--. .-.  .-.  .-.|  .-. .--.--. |.-.  .-. .--.  .-.
# |    |   (.-' (.-' (   | (   )|  |  | |   )(   )|  | (.-'
# '    '     --'  --'  -' -  -' '  '   -' -'   -' '   -  --'
#
#                    Freedom in the Cloud
#
# nodejs functions
#
# License
# =======
#
# Copyright (C) 2014-2016 Bob Mottram <bob@robotics.uk.to>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.

# For reasons unknown we initially have to upgrade to an intermediate version
# before getting to the version we want

VARIANTS='mesh'

NODEJS_VERSION='6.2.2'
NODEJS_N_VERSION='2.1.4'

function mesh_install_nodejs {
    chroot "${rootdir}" apt-get -y install nodejs
    chroot "${rootdir}" apt-get -y install npm curl

    if [ ! -f ${rootdir}/usr/bin/nodejs ]; then
        echo $'nodejs was not installed'
        exit 63962
    fi

    cat <<EOF > ${rootdir}/root/install-nodejs.sh
#!/bin/bash
PATH="/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin:/bin"
NODE_PATH="/usr/lib/node_modules"
cp /usr/bin/nodejs /usr/local/bin/node
cp /usr/bin/nodejs /usr/bin/node
/usr/bin/curl -0 -L https://npmjs.org/install.sh | sh
npm install -g n@${NODEJS_N_VERSION} --save
n ${NODEJS_VERSION}
exit 0
EOF
    chroot "${rootdir}" chmod +x /root/install-nodejs.sh
    chroot "${rootdir}" /root/install-nodejs.sh
    if [ ! "$?" = "0" ]; then
        chroot "${rootdir}" rm -f /root/install-nodejs.sh
        exit 7632572
    fi
    chroot "${rootdir}" rm -f /root/install-nodejs.sh
}

function install_nodejs {
    if [ $INSTALLING_MESH ]; then
        mesh_install_nodejs
        return
    fi
    if grep -Fxq "install_nodejs" $COMPLETION_FILE; then
        return
    fi

    apt-get -y install nodejs
    apt-get -y install npm curl

    if [ ! -f /usr/bin/nodejs ]; then
        echo $'nodejs was not installed'
        exit 63962
    fi

    cat <<EOF > /root/install-nodejs.sh
#!/bin/bash
PATH="/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin:/bin"
NODE_PATH="/usr/lib/node_modules"
cp /usr/bin/nodejs /usr/local/bin/node
cp /usr/bin/nodejs /usr/bin/node
/usr/bin/curl -0 -L https://npmjs.org/install.sh | sh
npm install -g n@${NODEJS_N_VERSION} --save
n ${NODEJS_VERSION}
exit 0
EOF
    chmod +x /root/install-nodejs.sh
    /root/install-nodejs.sh
    if [ ! "$?" = "0" ]; then
        rm -f /root/install-nodejs.sh
        exit 7632572
    fi
    rm -f /root/install-nodejs.sh

    echo 'install_nodejs' >> $COMPLETION_FILE
}

# NOTE: deliberately there is no "exit 0"