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app.js
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app.js
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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");
var catalogRouter = require("./routes/catalog"); //Import routes for "catalog" area of site
var compression = require("compression");
var helmet = require("helmet");
// Create the Express application object
var app = express();
app.use(helmet());
app.use(compression()); //Compress all routes
app.use(express.static(path.join(__dirname, "public")));
app.use("/", indexRouter);
app.use("/users", usersRouter);
app.use("/catalog", catalogRouter); // Add catalog routes to middleware chain.
//Set up mongoose connection
var mongoose = require("mongoose");
var dev_db_url =
"mongodb+srv://KFig21:Templeowls5@cluster0.whlzq.mongodb.net/local_library?retryWrites=true&w=majority";
var mongoDB = process.env.MONGODB_URI || dev_db_url;
mongoose.connect(mongoDB, { useNewUrlParser: true, useUnifiedTopology: true });
var db = mongoose.connection;
db.on("error", console.error.bind(console, "MongoDB connection error:"));
// view engine setup
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(cookieParser());
app.use(express.static(path.join(__dirname, "public")));
app.use("/", indexRouter);
app.use("/users", usersRouter);
app.use("/catalog", catalogRouter); // Add catalog routes to middleware chain.
// 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;