from flask import render_template, request, url_for
import flask

from .. import app, db

# check for mobile visitors
mobile_checks = ["J2ME", "Opera Mini"]

@app.before_request
def handle_mobile():
    ua = request.environ.get("HTTP_USER_AGENT", "")

    flask.g.is_mobile = any((x in ua) for x in mobile_checks)

@app.template_filter("static_url")
def static_url(s):
    return url_for("static", filename=s)

@app.template_filter("eur")
def eur(s):
    return (u"%s EUR" % s)

@app.template_filter("date")
def format_date(s, format="%Y/%m"):
    if hasattr(s, "date"):
        return s.date.strftime(format)
    else:
        return s.strftime(format)

@app.errorhandler(404)
def page_not_found (error):
    return render_template("404.jinja", page = request.path), 404

from . import categories, consts, expenses

app.register_blueprint(expenses.mod)
app.register_blueprint(consts.mod, url_prefix="/const")
app.register_blueprint(categories.mod, url_prefix="/cat")

app.add_url_rule("/", endpoint = "index", build_only = True)