#!/bin/bash

MOUNT_PATH="/mnt/extern"
DATA="${MOUNT_PATH}/timelapse"
CLIENT_FOLDER="/timelapse"

DATA_FOLDER=""

case ${1} in
daily)
	DATA_FOLDER="daily"
	DATE=`ls "${DATA}/${DATA_FOLDER}/" | head -1 | cut -d"-" -f1`
	FILE_NAME="${DATA_FOLDER}_${DATE}"
	;;
weekly)
	DATA_FOLDER="weekly"
	DATE=`ls "${DATA}/${DATA_FOLDER}/" | head -1 | cut -d"-" -f1`
	DATE=`date --date="${DATE}" +%Y_%V`
	FILE_NAME="${DATA_FOLDER}_${DATE}"
	;;
monthly)
	DATA_FOLDER="monthly"
	DATE=`ls "${DATA}/${DATA_FOLDER}/" | head -1 | cut -d"-" -f1`
	DATE=`date --date="${DATE}" +%Y_%m`
	FILE_NAME="${DATA_FOLDER}_${DATE}"
	;;
*)
	DATA_FOLDER="yearly"
	DATE=`ls "${DATA}/${DATA_FOLDER}/" | head -1 | cut -d"-" -f1`
	DATE=`date --date="${DATE}" +%Y`
	FILE_NAME="${DATA_FOLDER}_${DATE}"
	;;
esac

mountpoint -q ${MOUNT_PATH}
if [ ${?} != 0 ]
then
	sudo mount --uuid ${DATA_DEVICE_UUID} -o uid=1000,gid=1000,umask=0022 ${MOUNT_PATH} || echo "Cannot mount data device with UUID ${DATA_DEVICE_UUID}!"; exit 1
fi

if [ ! -e "${DATA}" ]
then
	echo "No directory: ${DATA}"
	exit 401
fi

if [ ! -e "${DATA}/video" ]
then
	echo "No directory: ${DATA}/video"
	exit 402
fi

# create video
ffmpeg -y -loglevel quiet -framerate 30 -pattern_type glob -i "${DATA}/${DATA_FOLDER}/*.jpg" -vcodec libx265 -crf 20 -preset slower -vf scale=1920:1080 "${DATA}/video/${FILE_NAME}.mp4"