'use strict';

const express = require("express");
const expressWs = require("express-ws");
const knex = require("knex");
const path = require("path");
const bodyParser = require("body-parser");

let db = knex(require("./knexfile"));
let imageStore = require("./lib/image-store")(path.join(__dirname, "./images"));
let taskTracker = require("./lib/tasks/tracker")();

let state = {db, imageStore, taskTracker};

let app = express();
expressWs(app);

app.set("view engine", "pug");
app.set("views", path.join(__dirname, "views"));

app.use((req, res, next) => {
	res.locals.isUnderPrefix = function isUnderPrefix(path, resultingClass) {
		// FIXME: Proper path segment parsing...
		if (req.originalUrl.indexOf(path) === 0) {
			return resultingClass;
		} else {
			return "";
		}
	}

	next();
});

app.use(express.static(path.join(__dirname, "public")));

app.use(bodyParser.urlencoded({
	extended: true
}));

app.use(require("./routes/index"));
app.use("/disk-images", require("./routes/disk-images")(state));
app.use("/instances", require("./routes/instances")(state));

app.use((err, req, res, next) => {
	res.render("error", {
		error: err
	});
});

app.listen(3000).on("listening", () => {
	console.log("Listening...");
});