51 lines
1.4 KiB
JavaScript
51 lines
1.4 KiB
JavaScript
import errorHandler from 'errorhandler';
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import accepts from 'accepts';
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import { unwrapHandledError } from '../utils/create-handled-error.js';
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export default function prodErrorHandler() {
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if (process.env.NODE_ENV === 'development') {
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return errorHandler({ log: true });
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}
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// error handling in production.
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// disabling eslint due to express parity rules for error handlers
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return function(err, req, res, next) { // eslint-disable-line
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// respect err.status
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if (err.status) {
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res.statusCode = err.status;
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}
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// default status code to 500
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if (res.statusCode < 400) {
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res.statusCode = 500;
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}
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// parse res type
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const accept = accepts(req);
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const type = accept.type('html', 'json', 'text');
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const handled = unwrapHandledError(err);
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const redirectTo = handled.redirectTo || '/map';
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const message = handled.message ||
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'Oops! Something went wrong. Please try again later';
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if (type === 'html') {
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if (typeof req.flash === 'function') {
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req.flash(
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handled.type || 'errors',
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{ msg: message }
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);
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}
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return res.redirect(redirectTo);
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// json
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} else if (type === 'json') {
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res.setHeader('Content-Type', 'application/json');
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return res.send({
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message
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});
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// plain text
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} else {
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res.setHeader('Content-Type', 'text/plain');
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return res.send(message);
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}
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};
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}
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