#!/bin/bash

CONVERTLL_PATH="/home/pi/BallonSonde/convert_ll_dec.py"
READ_NMEA_PATH="/home/pi/BallonSonde/read_nmea.py"

echo "=> Acquisition on !"
DATE=$(date +%y%m%d_%H%M%S)
$READ_NMEA_PATH > /ramfs/.out
raspistill -o /ramfs/$DATE.jpg

DATA=$(cat /ramfs/.out)
NS=$(echo $DATA| tr ' ' '\n' | grep NS | cut -d'=' -f2 | cut -d',' -f1)
EW=$(echo $DATA| tr ' ' '\n' | grep EW | cut -d'=' -f2 | cut -d',' -f1)

LAT=$(echo $DATA| tr ' ' '\n' | grep 'lat=' | cut -d'=' -f2 | cut -d',' -f1)
echo "Latitude $LAT"
LATD=$($CONVERTLL_PATH $LAT | grep "d:" | cut -d':' -f2)
LATM=$($CONVERTLL_PATH $LAT | grep "m:" | cut -d':' -f2)
LATS=$($CONVERTLL_PATH $LAT | grep "s:" | cut -d':' -f2 | sed 's/\.//' )
echo "$LATD $LATM $LATS"

LON=$(echo $DATA| tr ' ' '\n' | grep 'lon=' | cut -d'=' -f2 | cut -d',' -f1)
echo "Longitude : $LON"
LOND=$($CONVERTLL_PATH $LON| grep "d:" | cut -d':' -f2)
LONM=$($CONVERTLL_PATH $LON | grep "m:" | cut -d':' -f2)
LONS=$($CONVERTLL_PATH $LON | grep "s:" | cut -d':' -f2 | sed 's/\.//')
echo "$LOND $LONM $LONS"

# Creation du script pour ajout des données Exif dans le JPG
cat <<EOF > /ramfs/.conf_exif
    # Ajouter aux metadatas les informations de geolocalisation
    # 'add' pour ajouter les informations
    # 'set' pour remplacer celles déjà exisante
    # 'del' pour les supprimer (sans préciser de valeur)
    add Exif.GPSInfo.GPSLatitudeRef ${NS}
    add Exif.GPSInfo.GPSLatitude ${LATD}/1 ${LATM}/1 ${LATS}/10000
    add Exif.GPSInfo.GPSLongitudeRef ${EW}
    add Exif.GPSInfo.GPSLongitude ${LOND}/1 ${LONM}/1 ${LONS}/10000
EOF

if [[ "$LAT" -ne "NO_DATA" ]]; then
	exiv2 -m /ramfs/.conf_exif /ramfs/$DATE.jpg
else
	echo "Don't have GPS datas, continue without these datas"
fi

echo "Picz $DATE.jpg saved in RAM"
mv /ramfs/$DATE.jpg ~/_Pictures
echo "Picz $DATE.jpg saved to SDCARD"

echo "$DATE.jpg" > /ramfs/.canbeconvert
sleep 60