#!/bin/bash
# mg - minion gather
# Creates a new file $HOME/Journal/YYYY/MM-topic.md with all contents from all matches for all terms
# Optionally include a second search term

year=`date +%Y`
month=`date +%m`
# File to gather all content into
topic=$1
if [ ! -n "$1" ]; then
	echo "A topic to gather is required."
	exit 1
fi

mkdir -p "$HOME/Journal/$year"
fname="$HOME/Journal/$year/$month-$topic.md"
archive="$HOME/Journal/archive-$year/" 

# Files to gather
files=$(find $HOME/Journal/$year -type f -iname "*$1*\.md")
if [ -n "$files" ]; then
	echo "Will merge $files into $fname"
else
	echo "Nothing to gather for $topic"
fi

# optional - more files to gather
if [ -n "$2" ]; then
	more_files=$(find $HOME/Journal/$year -type f -iname "*$2*\.md")
fi
if [ -n "$more_files" ]; then
	echo "Will merge $more_files into $fname"
else
	echo "No second keyword."
fi

echo ""
read -n1 -p "Continue? [y,N]" input
echo ""
if [[ ! $input == "Y" && ! $input == "y" ]]; then
	echo "Aborted by user"
	exit 1
fi

for f in $files; do
	echo "Gathering $f into $fname"
	cat "$f" >> "$fname.gathered"
done

mkdir -p $archive
mv $files $archive

if [ -n "$more_files" ]; then

	for f in $more_files; do
		echo "Gathering $f into $fname"
		cat "$f" >> "$fname.gathered"
	done

	mv $more_files $archive
fi

mv $fname.gathered $fname

if [ -z ${EDITOR} ]; then
	echo "EDITOR unset, defaulting to Nano"
	export EDITOR=nano
fi
$EDITOR $fname