const createError = require("http-errors");
const express = require("express");
const path = require("path");
const cookieParser = require("cookie-parser");
const logger = require("morgan");
const mongoose = require("mongoose");
require("dotenv").config();

const app = express();

// get db
const mongoDB = `mongodb+srv://${process.env.USER}:${process.env.PASS}@odin.eftl02o.mongodb.net/?retryWrites=true&w=majority`;
// or throw error
main().catch((err) => console.log(err));
async function main() {
  await mongoose.connect(mongoDB);
}

// bootstrap
app.use(
  "/styles/css",
  express.static(path.join(__dirname, "node_modules/bootstrap/dist/css"))
);

// view engine setup
app.set("views", path.join(__dirname, "views"));
app.set("view engine", "ejs");

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

const router = require("./routes/index");

app.use("/", router);

// catch 404 and forward to error handler
app.use(function (req, res, next) {
  next(createError(404));
});

// error handler
app.use(function (err, req, res, next) {
  // render the error page
  res.status(err.status || 500);
  res.render("error");
});

module.exports = app;