from flask import Flask, render_template, request, g, Response, redirect, url_for
from flask.ext.login import LoginManager, current_user
from jinja2 import FileSystemLoader, ChoiceLoader

import sys
import os
import locale

from fosspay.config import _cfg, _cfgi
from fosspay.database import db, init_db
from fosspay.objects import User
from fosspay.common import *
from fosspay.network import *

import fosspay.stripe

from fosspay.blueprints.html import html

app = Flask(__name__)
app.secret_key = _cfg("secret-key")
app.jinja_env.cache = None
init_db()
login_manager = LoginManager()
login_manager.init_app(app)

app.jinja_loader = ChoiceLoader([
    FileSystemLoader("overrides"),
    FileSystemLoader("templates"),
])

@login_manager.user_loader
def load_user(email):
    return User.query.filter(User.email == email).first()

login_manager.anonymous_user = lambda: None

app.register_blueprint(html)

try:
    locale.setlocale(locale.LC_ALL, 'en_US')
except:
    pass

if not app.debug:
    @app.errorhandler(500)
    def handle_500(e):
        # shit
        try:
            db.rollback()
            db.close()
        except:
            # shit shit
            print("We're very borked, letting init system kick us back up")
            sys.exit(1)
        return render_template("internal_error.html"), 500

@app.errorhandler(404)
def handle_404(e):
    return render_template("not_found.html"), 404

@app.context_processor
def inject():
    return {
        'root': _cfg("protocol") + "://" + _cfg("domain"),
        'domain': _cfg("domain"),
        'protocol': _cfg("protocol"),
        'len': len,
        'any': any,
        'request': request,
        'locale': locale,
        'url_for': url_for,
        'file_link': file_link,
        'user': current_user,
        '_cfg': _cfg,
        'debug': app.debug
    }