def new():
"""Adds a new alert."""
if request.method == 'POST':
item_name = request.form['item-name']
item_url = request.form['item-url']
price_limit = float(request.form['price-limit'])
store = Store.find_by_url(item_url)
item = Item(item_url, store.html_tag_name, store.html_tag_attributes)
item.fetch_price()
item.save_to_db()
alert = Alert(item_name, item._id, price_limit, session['email'])
alert.save_to_db()
return redirect(url_for('.index'))
return render_template('alerts/new.html')
