const aqp = require('api-query-params');
const errors = require('restify-errors');

const Item = require('../models/item');
const { PUBLIC, STAFF } = require('../strategies/selects/item');

module.exports = function (server, auth) {
	server.post('/items', auth.manager, (req, res, next) => {
		const data = req.body || {};
		const item = new Item(data);

		item.save(function(err) {
			if (err) {
				console.error(err);
				return next(new errors.InternalError(err.message));
				next();
			}

			res.send(201);
			next();
		});
	});

	server.get('/items', auth.basic, (req, res, next) => {
    const select = req.user.isManager ? STAFF : PUBLIC;

		Item.find(req.params, select, function(err, docs) {
			if (err) {
				console.error(err);
				return next(
					new errors.InvalidContentError(err),
				);
			}

			res.send(docs);
			next();
		});
	});

	server.get('/items/:item_id', auth.basic, (req, res, next) => {
    const select = req.user.isManager ? STAFF : PUBLIC;

		Item.findOne({ _id: req.params.item_id }, select, function(err, doc) {
			if (err) {
				console.error(err);
				return next(
					new errors.InvalidContentError(err),
				);
			}

			res.send(doc);
			next();
		});
	});

	server.put('/items/:item_id', auth.manager, (req, res, next) => {
		let data = req.body || {};

		if (!data._id) {
			data = Object.assign({}, data, { _id: req.params.item_id });
		}

		Item.findOne({ _id: req.params.item_id }, function(err, doc) {
			if (err) {
				console.error(err);
				return next(
					new errors.InvalidContentError(err),
				);
			} else if (!doc) {
				return next(
					new errors.ResourceNotFoundError(
						'The resource you requested could not be found.',
					),
				);
			}

			Item.updateOne({ _id: data._id }, data, function(err) {
				if (err) {
					console.error(err);
					return next(
						new errors.InvalidContentError(err),
					);
				}

				res.send(200, data);
				next();
			});
		});
	});

	server.del('/items/:item_id', auth.manager, (req, res, next) => {
		Item.deleteOne({ _id: req.params.item_id }, function(err) {
			if (err) {
				console.error(err);
				return next(
					new errors.InvalidContentError(err),
				);
			}

			res.send(204);
			next();
		});
	});
};