handlebars-helpers-express-generator.js

var createError = require("http-errors");
var express = require("express");
var path = require("path");
var cookieParser = require("cookie-parser");
var logger = require("morgan");

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

const hbs = require("express-handlebars");
const hbshelpers = require("handlebars-helpers");
const multihelpers = hbshelpers();

var app = express();

// view engine setup
// app.set('views', path.join(__dirname, 'views'));
app.engine(
  "hbs",
  hbs({
    helpers: multihelpers,
    partialsDir: ["views/partials"],
    extname: ".hbs",
    layoutsDir: "views",
    defaultLayout: "layout"
  })
);
app.set("view engine", "hbs");

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("/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;