from flask import Flask,session,request,redirect,render_template
import re
from apscheduler.schedulers.background import BackgroundScheduler
import subprocess
import os
from pytz import utc

app = Flask(__name__)
app.secret_key = 'this is secret_key you know ?'

from views.page import page
from views.user import user
app.register_blueprint(page.pb)
app.register_blueprint(user.ub)

@app.route('/')
def hello_world():  # put application's code here
    return session.clear()

@app.before_request
def before_reuqest():
    pat = re.compile(r'^/static')
    if re.search(pat,request.path):return
    elif request.path == '/user/login' or request.path == '/user/register':return
    elif session.get('username'):return
    return redirect('/user/login')

@app.route('/<path:path>')
def catch_all(path):
    return render_template('404.html')

def run_spider_script():
    current_dir = os.path.dirname(os.path.abspath(__file__))
    spider_script = os.path.join(current_dir, 'spider', 'main.py')
    subprocess.run(['python', spider_script])

if __name__ == '__main__':
    scheduler = BackgroundScheduler(timezone=utc)
    scheduler.add_job(run_spider_script, 'interval', minutes=1)
    scheduler.start()

    try:
        app.run()
    finally:
        scheduler.shutdown()