start.sh

#!/bin/bash

# Check how many images are present
NUM_FILES_IN_IMAGES=$(ls -1q /home/tjuav-pi/FlightSoftware/assets/images | wc -l)
# If any images were saved, then save them and re-generate directory
if [ $NUM_FILES_IN_IMAGES -gt 1 ]
then
    mv /home/tjuav-pi/FlightSoftware/assets/images/sample.png /home/tjuav-pi/FlightSoftware/assets/sample.png
    mv /home/tjuav-pi/FlightSoftware/assets/images "/home/tjuav-pi/FlightSoftware/$(date +%F-%T)"
    mkdir /home/tjuav-pi/FlightSoftware/assets/images
    mv /home/tjuav-pi/FlightSoftware/assets/sample.png /home/tjuav-pi/FlightSoftware/assets/images/sample.png
fi

# If image data exists, save it
if test -f "/home/tjuav-pi/FlightSoftware/image_data.json"
then
    mv /home/tjuav-pi/FlightSoftware/image_data.json "/home/tjuav-pi/FlightSoftware/image_data_restart_$(date +%F-%T).json"
    touch image_data.json
fi

# Activate virtual environment and run FlightSoftware
source /home/tjuav-pi/FlightSoftware/venv/bin/activate
python -u /home/tjuav-pi/FlightSoftware/main.py