#!/usr/bin/python

import logging
from time import sleep
from lib import entrances as e
from lib import saves as s
from fastapi import FastAPI
from fastapi.staticfiles import StaticFiles

app = FastAPI()

# Set up a default logger, later this should be changed to default only errors.
logging.basicConfig(level=logging.DEBUG)

entrances_map = e.import_entrances()
visited_entrances = None
save_filename = ''
save = ''

# Make this an optional command based on CLI flags
# e.log_entrances(entrances_map)


@app.get("/")
def homepage():
    return {"Hello": "World"}


@app.get("/get/entrances")
async def get_entrances():
    visited_entrances = None
    save_filename = ''
    save = ''
    current_save_filename, current_save = s.get_current_save_filename()
    if (current_save != save):
        save = current_save
        logging.debug(f'Updated current save to: {current_save}')
        visited_entrances = None
        logging.debug(f'Re-initializing visited entrances.')
    if (current_save_filename != save_filename):
        save_filename = current_save_filename
        logging.debug(f'Updated latest save filename to: {save_filename}')
    try:
        updated_visited_entrances = s.get_visited_entrances(save_filename)
    except:
        logging.error(
            f'Could not get visited entrances from save file at {save_filename}')
    if (visited_entrances != updated_visited_entrances):
        if (visited_entrances != None):
            new_entrances = [
                x for x in updated_visited_entrances if x not in visited_entrances]
            logging.debug(new_entrances)
            if (e.check_mapped_entrances(new_entrances, entrances_map)):
                visited_entrances = updated_visited_entrances
                logging.debug(
                    f'Updated visited entrances to: {visited_entrances}')
        else:
            visited_entrances = updated_visited_entrances
            logging.debug(f'Updated visited entrances to: {visited_entrances}')

    return zip([y for x, y in enumerate(visited_entrances) if x % 2 == 0], [y for x, y in enumerate(visited_entrances) if x % 2 == 1])