In the directory of your clout-js application, do the following;
- Install this package
npm install clout-flash- Add this module to
package.json
{ ... "modules": ["clout-flash"] ... }After the installation of this module, all APIs and Controllers will have access to a req.flash() function for flash messages.
req.flash(); // returns and unsets data [@type: Object] req.flash('info'); // returns and unsets data for key `info` [@type: Array] req.flash('info', 'This is a test message'); // sets data for key `info` - Setting a flash value
{ path: '/flash', method: 'GET', description: 'Set a flash message', fn: function (req, res, next) { req.flash(); req.flash('info', 'This is a test message'); // supports arbitrary formatting using `util.format()` req.flash('error', 'Error: %s', 'Your error message'); res.redirect('/'); } }- Getting a flash value
{ path: '/:type', method: 'GET', description: 'Get a flash message for `type`', fn: function (req, res, next) { var infoMsg = req.flash(req.params.type); res.ok(infoMsg); } }