#! /bin/bash

# Extract strings from all JSON files in a directory into files with matching names ending with .pot.
#
# This script will extract strings from all JSON files in the directory
# passed as first argument. The second argument is the destination
# directory for the extracted message file.
#
# This script uses createjsoncontext to generate the actual message file
# from the JSON file.
#
# This script is based on handle_json_files.sh from KDE's translation
# scripts.
# handle_json_files.sh is copyright 2014 Burkhard Lück <lueck@hube-lueck.de>
scriptdir=$(dirname $0)

extract() {
    basedir=$1
    dest=$2
    file=$3

    python3 $scriptdir/createjsoncontext.py $file $basedir json.$$.tmp
    if test $? -eq 1; then
        return
    fi

    echo "Extracted messages from $file"

    msguniq --to-code=UTF-8 -o json.$$ json.$$.tmp
    if test -f json.$$; then
        destfile="$dest/$(basename $file).pot"
        mv json.$$ $destfile
    fi
    rm -f json.$$ json.$$.tmp
}

dir=$1; shift
dest=$1; shift

for file in $(find -L "$dir" -name *.json | grep -v 'tests'); do
    extract $dir $dest $file
done