#!/bin/bash -

# FILE="/tmp/post-merge$(date +%FT%H-%M-%S)"
# commit=$(git rev-parse --verify HEAD)
# echo "$commit $(git cat-file commit $commit)" >> /tmp/post-merge

# Redirect output to stderr.
exec 1>&2

if [ -z $IFS ]; then
    IFS=$'\n'
fi

GIT_PULL_TMP=/tmp/git_pull
OPKG_CMDS_TMP=/tmp/opkg_commands

rm -f $GIT_PULL_TMP
rm -f $OPKG_CMDS_TMP

for fn in $(git diff-tree -r HEAD@{1} HEAD --name-only); do
    if grep -E -q "(DC.*json|dc.*hex|dc.*bin|tariff.*json)" <<< $fn; then
        fsize=$(ls -l $fn | awk '{ print $5 }')
        # add size so external programs can check
        echo "$fn $fsize" >> $GIT_PULL_TMP
    fi
    if grep -E -q ".*opkg_commands" <<< $fn; then
        readarray opkg_commands < <(cat $fn)
        for opkg_c in "${opkg_commands[@]}"; do
            test -z $opkg_c && continue;
            test ! -z $(grep -E "^\s*[#]+.*$" <<< $opkg_c) && continue
            echo -n "$opkg_c" | tr -d '\n\r' >> $OPKG_CMDS_TMP 2>&1
            echo "" >> $OPKG_CMDS_TMP 2>&1
        done
        source "$fn"
    fi
done