const createError = require("http-errors");

const express = require("express");

const path = require("path");

const cookieParser = require("cookie-parser");

const logger = require("morgan");

const expressLayouts = require("express-ejs-layouts");

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

const adminRouter = require("./routes/admin");

const connectToMongo = require("./utils/db");

const app = express(); //Initialize express app

connectToMongo(); //Database Connection

// view engine setup

app.use(expressLayouts); //ejs layouts

app.set("views", path.join(__dirname, "views")); //views directory

app.set("view engine", "ejs"); //view engine

app.use(logger("dev")); //logger for debuging requests

// Middleware to parse incoming requests with JSON payloads

app.use(express.json());

// Middleware to parse incoming requests with URL-encoded payloads

app.use(express.urlencoded({ extended: false }));

// Middleware to parse and handle cookies in incoming requests

app.use(cookieParser());

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

app.use(

"/tinymce",

express.static(path.join(__dirname, "node_modules", "tinymce"))

); //static path for tinymce configuration

app.use("/", indexRouter); //index routes

app.use("/admin", adminRouter); //admin routes

// 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;