const createError = require("http-errors");
const express = require("express");
const path = require("path");
const logger = require("morgan");

const MONGO_HOST = "mongo";
// const MONGO_HOST = "127.0.0.1";

const monk = require("monk");
const db = monk(`${MONGO_HOST}:27017/lab6-db`);

const indexRouter = require("./routes/index");
const usersRouter = require("./routes/users");

const app = express();

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

app.use(logger("dev"));
app.use(express.json());
app.use(express.urlencoded({ extended: false }));
app.use(express.static(path.join(__dirname, "public")));

app.use((req, res, next) => {
  req.db = db;
  next();
});

app.use("/", indexRouter);
app.use("/users", usersRouter);

app.use((req, res, next) => {
  next(createError(404));
});

app.use((err, req, res, next) => {
  res.locals.message = err.message;
  res.locals.error = req.app.get("env") === "development" ? err : {};

  res.status(err.status || 500);
  res.render("error");
});

module.exports = app;