#!/bin/python3
import os
import shutil
from bs4 import BeautifulSoup

index_filename = "/var/www/html/index.html"

# If the index is not present in /var/www/html, then we should restore it from the copy we've got.
if not os.path.exists(index_filename):
    shutil.copy("index.html", index_filename)
    print("The index was lost, so we've restored it.")

# take a picture into the stills folder
filename = "/stills/" + os.popen("date +%+4Y-%m-%d-%Hh%Mm.jpg").read().strip()

os.system("libcamera-jpeg -o /var/www/html" + filename)

#make sure that the index shows the latest one

soup = None

with open(index_filename, "r") as the_file:
    soup = BeautifulSoup(the_file, features="html.parser")

    latest_image = soup.find(id="latest")

    latest_image['src'] = filename

with open(index_filename, "w") as the_file:
    the_file.write(str(soup))