#!/bin/bash -e

[ -d "$1" ] || {
    echo "Usage: $0 target-repo"; 
    exit 1;
}

REPO=$1
OB=$1/files/etc/banner
OF=$1/files/etc/firmware

HDATE="$(date +'%d.%m.%Y %H:%M')"
VGIT=$(
    git log --format=format:%cd_%h --date=short | head -n1 | tr -d "\n";
    [ -n "$$(git status --porcelain)" ] && echo -n "-modified";
)
VWRT=$(basename $REPO)-$(cd $REPO; svn info | grep Revision | cut -f2 -d' ')
MACHINE="$USER @ $HOST"

# firmware id
echo "${VGIT}_$VWRT" > $OF

# banner
sed < files/common/etc/banner > $OB \
's/$VWRT.\{'$(($(echo -n "$VWRT"|wc -c) - 5))'\}/'"$VWRT"'/
s/$VGIT.\{'$(($(echo -n "$VGIT"|wc -c) - 5))'\}/'"$VGIT"'/
s/$HDATE.\{'$(($(echo -n "$HDATE"|wc -c) - 6))'\}/'"$HDATE"'/'