#!/usr/bin/env bash

# store patch
file="$(mktemp ${TMPDIR-/tmp}/mutt-patch-queue-XXXXXXXX)"
trap "rm -f $file" EXIT
cat > "$file"

# find project
source ~/.mutt/bin/patch-find-project.sh
if test "$project" = ""; then
	echo "ERROR: can't figure project"
	exit 1
fi

# find msgid
msgid=$(grep -i -e "^message-id:" "$file" | head -n 1 \
	| sed -e 's/.*<//' -e 's/>.*//')

# go!
clear
cd $HOME/projects/$project
branch=$(git rev-parse --abbrev-ref HEAD)

clear
echo "#"
echo "# try queuing patch (series) for $project, branch $branch"
echo "#"
echo "# msgid: $msgid"
echo "#"

# create work dir
WORK="${TMPDIR-/tmp}/${0##*/}-$$"
mkdir "$WORK" || exit 1
trap 'rm -rf $file "$WORK"' EXIT

echo "# fetching from lore ..."
echo "#"
b4 am	--outdir "$WORK" \
	--apply-cover-trailers \
	--sloppy-trailers \
	$msgid || exit 1

count=$(ls $WORK/*.mbx 2>/dev/null | wc -l)
if test "$count" = "0"; then
	echo "#"
	echo "# got nothing, trying notmuch instead ..."
	echo "#"
	echo "# update db ..."
	notmuch new
	echo "# find thread ..."
	notmuch show \
		--format=mbox \
		--entire-thread=true \
		id:$msgid > $WORK/notmuch.thread
	echo "# process mails ..."
	b4 am	--outdir "$WORK" \
		--apply-cover-trailers \
		--sloppy-trailers \
		--use-local-mbox $WORK/notmuch.thread \
		$msgid || exit 1
	count=$(ls $WORK/*.mbx 2>/dev/null | wc -l)
fi

echo "#"
echo "# got $count patches, trying to apply ..."
echo "#"
if git am -m -3 $WORK/*.mbx; then
	echo "#"
	echo "# OK"
	echo "#"
else
	echo "# FAILED, cleaning up"
	git am --abort
	git reset --hard
fi