app.js

require("dotenv").config();

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");
const bodyParser = require("body-parser");
const session = require("express-session");
const MongoStore = require("connect-mongo")(session);
const hbs = require("hbs");
const hbsutils = require("hbs-utils")(hbs);
const flash = require("connect-flash");

const indexRouter = require("./routes/index");
const authRouter = require("./routes/auth");
const usersRouter = require("./routes/users");
const postsRouter = require("./routes/posts");

const app = express();

//Connection to DB and Session config

mongoose.connect(process.env.MONGODB_URI, {
  keepAlive: true,
  useNewUrlParser: true,
  reconnectTries: Number.MAX_VALUE,
  useUnifiedTopology: true
});

app.use(
  session({
    store: new MongoStore({
      mongooseConnection: mongoose.connection,
      ttl: 24 * 60 * 60
    }),
    secret: process.env.API_SECRET,
    resave: true,
    saveUninitialized: true,
    cookie: {
      httpOnly: true,
      maxAge: 24 * 60 * 60 * 1000
    }
  })
);

//flash error messages set up

app.use(flash());

// view engine setup
app.set("views", path.join(__dirname, "views"));
app.set("view engine", "hbs");
hbsutils.registerPartials(path.join(__dirname, "/views/partials"));
hbsutils.registerWatchedPartials(path.join(__dirname, "/views/partials"));

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")));

app.use("/", indexRouter);
app.use("/auth", authRouter);
app.use("/users", usersRouter);
app.use("/posts", postsRouter);
/* app.use("/home", homeRouter); */
/* app.use("/users", usersRouter); */

// 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) {
  // set locals, only providing error in development
  res.locals.message = err.message;
  res.locals.error = req.app.get("env") === "development" ? err : {};

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

module.exports = app;