# -*- coding: utf-8 -*-

import hashlib
from flask import abort, request, render_template, flash, g, session, redirect, url_for, jsonify
from flask.ext.login import login_user, logout_user, current_user, login_required
from werkzeug import check_password_hash, generate_password_hash

from cave import cave, db, lgm
from cave.forms import HomeForm, RegisterForm
from cave.models import User
from cave.decorators import no_login

@lgm.user_loader
def load_user(id):
    return User.query.get(int(id))

@cave.before_request
def before_request():
    g.user = current_user
    if g.user.is_authenticated():
        db.session.add(g.user)
        db.session.commit()

@cave.route('/', methods=['GET'])
def index():
    if g.user.is_authenticated():
        return redirect(url_for('me'))

    logform = HomeForm()
    return render_template('index.html', form=logform, title='Home')

@cave.route('/login', methods=['GET', 'POST'])
def login():
    if request.method == 'GET':
        return redirect(url_for('index') + '#login')

    if g.user.is_authenticated():
        return redirect(url_for('index'))

    form = LoginForm(request.form)
    if form.validate_on_submit():
        user = User.query.filter_by(username=form.login_username.data).first()
        if user and user.password == hashlib.md5(form.login_password.data).hexdigest():
            login_user(user)
            flash('Welcome back, %s!' % user.username)
            return redirect(url_for('me'))
        flash('Invalid username or password.')
    return render_template('index.html', form=form, title='Home')

@cave.route('/register', methods=['GET', 'POST'])
def register():
    if request.method == 'GET':
        return redirect(url_for('index') + '#register')

    if g.user.is_authenticated():
        return redirect(url_for('index'))

    form = HomeForm(request.form)
    if form.validate_on_submit():
        pass
    return render_template('index.html', form=form, title='Home')

@cave.route('/me', methods=['GET'])
def me():
    if not g.user.is_authenticated():
        return redirect(url_for('index'))
    return render_template('layout.html', title='Me')

@cave.route('/logout', methods=['POST'])
def logout():
    logout_user()
    flash('You were logged out successfully.')
    return redirect(url_for('index'))

@cave.route('/api/update_motto', methods=['POST'])
def api_update_motto():
    if not g.user.is_authenticated():
        return abort(403)

    new_motto = request.form['new_motto']
    if len(new_motto) > cave.config['MAX_MOTTO_LENGTH']:
        return jsonify({'error': 'Your new motto is too long.'}), 400

    try:
        g.user.motto = new_motto
        db.session.commit()
    except:
        return jsonify({'error': 'Something went wrong. Try again later.'}), 500
    return jsonify({'message': 'Your motto was set successfully.'})

@cave.route('/api/user_info', methods=['POST'])
def api_user_info():
    if not g.user.is_authenticated():
        return abort(403)

    return jsonify({'credits': g.user.credits, 'motto': g.user.motto, 'look': g.user.look})

@cave.route('/api/get_news', methods=['POST'])
def api_get_news():
    if not g.user.is_authenticated():
        return abort(403)

    return jsonify({'content_title': 'News'})