loopback-xtotalcount/index.js

Add X-Total-Count header to all search requests

module.exports = function (app) {
  var remotes = app.remotes();
  // Set X-Total-Count for all search requests
  remotes.after('*.find', function (ctx, next) {
    var filter;
    if (ctx.args && ctx.args.filter) {
      filter = JSON.parse(ctx.args.filter).where;
    }

    if (!ctx.res._headerSent) {
      this.count(filter, function (err, count) {
        ctx.res.set('X-Total-Count', count);
        next();
      });
    } else {
      next();
    }
  });
};