#!/usr/bin/env bash
RIOTBASE=$(git rev-parse --show-toplevel)
CURDIR=$(cd "$(dirname "$0")" && pwd)
UNCRUSTIFY_CFG="$RIOTBASE"/uncrustify-riot.cfg

WHITELIST=$CURDIR/whitelist.txt
BLACKLIST=$CURDIR/blacklist.txt

. "$RIOTBASE"/dist/tools/ci/changed_files.sh

# only consider whitelisted stuff, then filter out blacklist
# note: this also applies changed_files' default filter
FILES=$(changed_files | grep -xf "$WHITELIST" | grep -xvf "$BLACKLIST")

check () {
    for F in $FILES
    do
        uncrustify -c "$UNCRUSTIFY_CFG" -f "$RIOTBASE/$F" \
            --check > /dev/null 2>&1 || {
            echo "file $F needs to be uncrustified."
            echo "Please run 'dist/tools/uncrustify/uncrustify.sh'"

            # Disable error until versioning issue is sorted out.
            #exit 1
            exit 0
        }
    done
    echo "All files are uncrustified!"
}

exec_uncrustify () {
    if [ "$(git diff HEAD)" ] ; then
        echo "Please commit all changes before running uncrustify.sh"
        exit 1
    fi
    for F in $FILES
    do
        uncrustify -c "$UNCRUSTIFY_CFG" --no-backup "$RIOTBASE/$F"
    done
}

if [ "$1" == "--check" ] ; then
    check
else
    exec_uncrustify
fi