#!/bin/bash
#
# .---.                  .              .
# |                      |              |
# |--- .--. .-.  .-.  .-.|  .-. .--.--. |.-.  .-. .--.  .-.
# |    |   (.-' (.-' (   | (   )|  |  | |   )(   )|  | (.-'
# '    '     --'  --'  -' -  -' '  '   -' -'   -' '   -  --'
#
#                    Freedom in the Cloud
#
# A script to create and install translations for commands

# License
# =======
#
# Copyright (C) 2015 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 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.

PROJECT_NAME='freedombone'

# languages to translate into
language=( fr de es )

COMMAND_FILES=src/${PROJECT_NAME}*

function install_i18next-conv {
    SUDO=''
    if [ -f /usr/bin/sudo ]; then
        SUDO='sudo'
    fi
    if [ -f /usr/sbin/sudo ]; then
        SUDO='sudo'
    fi
    if [ ! -f /usr/bin/i18next-conv ]; then
        ${SUDO} apt-get install -y curl npm
        curl -sL https://deb.nodesource.com/setup_0.12 | ${SUDO} bash -
        ${SUDO} apt-get install -y nodejs
        ${SUDO} npm install i18next-conv -g
    fi
}

function create_translation_files {
    if [ ! -d /tmp/${PROJECT_NAME} ]; then
        mkdir -p /tmp/${PROJECT_NAME}
    fi

    for f in $COMMAND_FILES
    do
        COMMAND_NAME=$(echo $f | awk -F '/' '{print $2}')
        bash --dump-po-strings src/${COMMAND_NAME} | xgettext -L PO -o /tmp/${PROJECT_NAME}/${COMMAND_NAME}.pot -
        if [ -f /tmp/${PROJECT_NAME}/${COMMAND_NAME}.pot ]; then
            for lang in "${language[@]}"
            do
                if [ ! -d locale/${lang} ]; then
                    mkdir -p locale/${lang}
                fi

                if [ ! -f locale/${lang}/${COMMAND_NAME}.json ]; then
                    # create po file
                    echo "Creating ${lang} Translation file for ${COMMAND_NAME}..."
                    msginit -l ${lang} -i /tmp/${PROJECT_NAME}/${COMMAND_NAME}.pot -o locale/${lang}/${COMMAND_NAME}.po

                    # convert po to json
                    if [ -f /usr/bin/i18next-conv ]; then
                        if [ -f locale/${lang}/${COMMAND_NAME}.po ]; then
                            if [ ! -f locale/${lang}/${COMMAND_NAME}.json ]; then
                                i18next-conv -l ${lang} -s locale/${lang}/${COMMAND_NAME}.po -t locale/${lang}/${COMMAND_NAME}.json
                            fi
                        fi
                    fi

                    rm locale/${lang}/${COMMAND_NAME}.po
                fi
            done
            rm /tmp/${PROJECT_NAME}/${COMMAND_NAME}.pot
        fi
    done
}

function install_translations {
    for f in $COMMAND_FILES
    do
        COMMAND_NAME=$(echo $f | awk -F '/' '{print $2}')
        for lang in "${language[@]}"
        do
            # convert json to mo
            if [ -f /usr/bin/i18next-conv ]; then
                if [ ! -f locale/${lang}/${COMMAND_NAME}.mo ]; then
                    if [ -f locale/${lang}/${COMMAND_NAME}.json ]; then
                        i18next-conv -l ${lang} -s locale/${lang}/${COMMAND_NAME}.json -t locale/${lang}/${COMMAND_NAME}.mo
                    fi
                fi
            fi

            # install the mo
            if [ -f locale/${lang}/${COMMAND_NAME}.mo ]; then
                cp locale/${lang}/${COMMAND_NAME}.mo /usr/share/locale/${lang}/${COMMAND_NAME}.mo
            fi
        done
    done
}

function uninstall_translations {
    for f in $COMMAND_FILES
    do
        COMMAND_NAME=$(echo $f | awk -F '/' '{print $2}')
        for lang in "${language[@]}"
        do
            if [ -f /usr/share/locale/${lang}/${COMMAND_NAME}.mo ]; then
                rm /usr/share/locale/${lang}/${COMMAND_NAME}.mo
            fi
        done
    done
}

if [[ $1 == "make" ]]; then
    install_i18next-conv
    create_translation_files
    exit 0
fi

if [[ $1 == "install" ]]; then
    install_i18next-conv
    install_translations
    exit 0
fi

if [[ $1 == "uninstall" ]]; then
    uninstall_translations
    exit 0
fi

exit 1