import feedparser
import os
from icalendar import Calendar
import datetime
from requests import get
import urllib
import json
import pypandoc
import time

# Use local python in the .venv (if it exists)
PYTHON = '../.venv/bin/python'
if not os.path.exists(PYTHON):
	PYTHON = 'python3'

ics = get("https://varia.zone/events.ics").text
gcal = Calendar.from_ical(ics)
now = datetime.datetime.now()

while True:

	os.system(f"{ PYTHON } tools/ascii-art-but-with-unicode/repeated_sinus_amplitude_variation.py | lolcat -a -d 1")
	print("")
	time.sleep(1)

	os.system(f"{ PYTHON } tools/ascii-art-but-with-unicode/multi_column_page.py | lolcat -a -d 1")

	print("")
	time.sleep(10)

	# Avoid double posts
	used = []

	for c in gcal.walk():

		if c.name == "VEVENT":

			date = c.get("dtstart").dt
			title = c.get("summary")

			if date > now:

				# An attempt to keep TeleVex running throughout the night
				# (even if the Multifeeder/server is not available)
				# --- works ---
				try:
					url = 'https://multi.vvvvvvaria.org/API/latest/25'
					response = urllib.request.urlopen(url).read()
					multifeeder = json.loads(response)

				except:
					multifeeder = []
					os.system("toilet -f script -w 125 --gay Zzz... the server sleeps.")

				for post in multifeeder:

					if post["summary"] not in used:

						# Clean up the title of the RSS & Calendar
						title_check = title.lower().strip().replace('\n','')
						rss_title_check = post["title"].lower().strip().replace('\n','')

						if title_check == rss_title_check:

							# add this post to the "used" list above
							used.append(post["summary"])

							os.system("toilet --gay -w 125 -W --filter border:gay  \ \ \ COMING UP\ \ \ \ ")
							print("")
							time.sleep(1)

							description = pypandoc.convert_text(post["summary"], 'plain', format='html',extra_args=['--columns=64'])

							# Write description to a tmp file
							with open("description.tmp","w") as tmp:
								tmp.write(description)

							# Send the event to the terminal·

							# Title
							os.system(f"toilet -f big --gay -w 125 '{ title }'")
							print("")
							time.sleep(1)

							# Date
							event_date = date.strftime("%A %d %B %Y (%H:%M:%S)")
							os.system(f"echo '{ event_date }' | lolcat -a -d 1")
							print("")
							time.sleep(1)

							# Description
							os.system("cat description.tmp | lolcat -a -d 1")

							print("")
							time.sleep(10)