# -*- coding utf-8 -*-

# classes/views/users.py

import requests

# flask imports

from flask import Module, request, render_template, session,\

    make_response, url_for, redirect, json, current_app

# swtstore imports

from swtstore.classes.models import User, Sweet, Context, Client,\

    AuthorizedClients

from swtstore.config import DefaultConfig

config = DefaultConfig()

user = Module(__name__)

@user.route('/login', methods=['POST'])

def login():

    response = make_response()

    #response = makeCORSHeaders(response)

    if 'assertion' not in request.form:

        response.status_code = 400

        return response

    current_app.logger.debug('remote address of request for user login %s',

                             request.remote_addr)

    data = {'assertion': request.form['assertion'], 'audience':

            config.SWTSTORE_URL}

    resp = requests.post(config.MOZ_PERSONA_VERIFIER, data=data, verify=True)

    current_app.logger.debug('Response code from MOZ_PERSONA_VERIFIER %s',

                             resp.status_code)

    current_app.logger.debug('Response body: %s', resp.json())

    if resp.ok:

        verified_data = json.loads(resp.content)

        if verified_data['status'] == 'okay':

            user_email = verified_data['email']

            # check if this user exists in our system

            current_user = User.query.filter_by(email=user_email).first()

            # user doesn't exist; create her

            if current_user is None:

                current_app.logger.info('user with email %s doesn\'t exist',

                                        user_email)

                current_app.logger.info('creating new user: %s', user_email)

                new_user = User('', user_email)

                new_user.persist()

                current_user = new_user

            #session.update({'email': verified_data['email']})

            current_app.logger.info('logging in user with email %s',

                                    user_email)

            session['email'] = current_user.email

            response.status_code = 200

            response.data = {'email': user_email}

            return response

    response.status_code = 500

    return response

@user.route('/logout', methods=['POST'])

def logout():

    response = make_response()

    #response = makeCORSHeaders(response)

    if 'email' in session:

        current_app.logger.info('logging out user %s', session['email'])

        session.pop('email')

    response.status_code = 200

    return response

@user.route('/me', methods=['GET', 'POST'])

def profile():

    current_user = User.getCurrentUser()

    if current_user is None:

        return redirect(url_for('frontend.index'))

    if request.method == 'GET':

        return render_template('user/me.html', user=current_user.to_dict())

    # else POST request

    username = request.form.get('username')

    current_app.logger.debug('Updating username of %s to %s',

                             current_user.username, username)

    current_user.update(username=username)

    return redirect(url_for('profile'))

@user.route('/me/sweets', methods=['GET'])

def mySweets():

    user = User.getCurrentUser()

    if user is None:

        return redirect(url_for('frontend.index'))

    swts = Sweet.getByCreator(user)

    swts = [swt.to_dict() for swt in swts]

    return render_template('user/sweets.html', sweets=swts)

@user.route('/me/contexts', methods=['GET'])

def myContexts():

    user = User.getCurrentUser()

    if user is None:

        return redirect(url_for('frontend.index'))

    contexts = Context.getByCreator(user.id)

    return render_template('user/contexts.html', contexts=contexts)

@user.route('/me/apps', methods=['GET'])

def myApps():

    # make a decorator out of this repetative code

    user = User.getCurrentUser()

    if user is None:

        return redirect(url_for('frontend.index'))

    apps = Client.getClientsByCreator(user.id)

    return render_template('user/apps.html', apps=apps)

@user.route('/me/authorized_apps', methods=['GET', 'POST'])

def authorizedApps():

    user = User.getCurrentUser()

    if user is None:

        return redirect(url_for('frontend.index'))

    if request.method == 'GET':

        authorized_clients = AuthorizedClients.getByUser(user)

        return render_template('user/authorized_apps.html',

                        authorized_clients=authorized_clients)

    # else POST request

    client_id = request.form.get('revoke-id', '')

    if client_id:

        client = Client.query.get(client_id)

        current_app.logger.info('user %s revoking access to %s', user, client)

        AuthorizedClients.revoke(user=user, client=client)

    return redirect(url_for('authorizedApps'))