var app = angular.module("app", []);

app.controller("mates", ["$scope", "$http", function($scope, $http)
{
    $scope.mates = 0;

    $scope.countClick = () =>
    {
        $http.post("/mates")
            .then((r) =>
            {
                $scope.mates = angular.fromJson(r.data).mates;
            })
    }
}]);