"use strict";

const Promise = require("bluebird");
const express = require("express");
const expressPromiseRouter = require("express-promise-router");

const initialize = require("./initialize");

return Promise.try(() => {
	return initialize();
}).then((state) => {
	let { db, knex } = state;

	let app = express();
	let router = expressPromiseRouter();
	
	router.get("/items/:id", (req, res) => {
		return Promise.try(() => {
			return db.Item.query(knex).findById(req.params.id);
		}).then((item) => {
			if (item != null) {
				res.json(item);
			} else {
				throw new errors.NotFound(`No such item exists`);
			}
		});
	});
	
	router.delete("/items/:id", (req, res) => {
		return Promise.try(() => {
			return db.Item.query(knex)
				.findById(req.params.id)
				.delete();
		}).then((affectedRows) => {
			if (affectedRows > 0) {
				res.status(204).end();
			} else {
				throw new errors.NotFound(`No such item exists`);
			}
		});
	});

	// MARKER: Stub out routes, replace error implementation, add response generation for HTTP errors, write database migration, implement parsing engine core
	
	router.get("/items/:id/metadata", (req, res) => {
		
	});
	
	router.get("/items/:id/operations", (req, res) => {
		
	});
	
	router.get("/items/:id/operations/:operation/expire", (req, res) => {
		
	});
	
	router.post("/items/add", (req, res) => {
		
	});
	
	router.put("/items/add/:id", (req, res) => {
		
	});
	
	router.get("/items/:id", (req, res) => {
		
	});
	
	app.use(router);
	app.listen(3000);
});