const Hapify = require('hapify');
const Joi = require('joi');
const Boom = require('boom');

/**
* Create Express server.
*/
const app = Express();
app.use(Errorhandler())
app.use(BodyParser.json());
app.use(BodyParser.urlencoded({ extended: true }));

/**
* Create Hapify instance, settings are optional
* in case you want to transform boom response
* or you want to change Joi settings
*/
const hapify = new Hapify(app, {
boom: {
transform: function (payload) {
return { error: payload };
}
}
});

/**
* Add Hapi like routes using hapify instance
*/
hapify.addRoute({
method: 'GET',
path: '/success',
config: {
handler: function (req, res) {
res.json({ status: 'success' });
}
}
});

/**
* res.boom is a function that receives Boom object
*/
hapify.addRoute({
method: 'GET',
path: '/boom',
config: {
handler: function (req, res) {
res.boom(Boom.badRequest('I am boom response'));
}
}
});

/**
* Joi validation
*/
hapify.addRoute({
method: 'POST',
path: '/validate/:homeId/profile/:profileId',
config: {
validate: {
params: {
homeId: Joi.string().required(),
profileId: Joi.string().optional()
},
body: {
name: Joi.string().required()
}
},
handler: function (req, res) {
const data = {
params : req.params,
body: req.body
};

res.json(data);
}
}
});

/**
* Express middlewares
*/
const isAuthenticated = function(req, res, next) {
const token = req.get('authorization');

if (!token) {
return res.boom(Boom.unauthorized('Authorization param missing'));
}

next();
}

/**
* Joi validation
*/
hapify.addRoute({
method: 'GET',
path: '/auth',
config: {
middleware: isAuthenticated,
handler: function (req, res) {

res.json({status: 'You are authorzed'});
}
}
});