gocryptotrader/web/app/components/enabled-exchanges/enabled-exchanges.js

angular.module('myApp.enabledExchanges', []).component('enabledexchanges', {
    templateUrl: '/components/enabled-exchanges/enabled-exchanges.html',
    controller: 'EnabledExchangesController',
    controller: function($scope, $http, Notification, $rootScope) {
        $scope.selected = {};
        $scope.getDashboardData = function() {
            $http({
                method: 'GET',
                url: '/data/all-enabled-currencies'
            }).
            success(function(data, status, headers, config) {
                $scope.exchanges = data.data;
                $scope.reloadDashboardWithExchangeCurrency($scope.exchanges[0], $scope.exchanges[0].exchangeValues[0]);
                Notification.info("Retrieved latest data");
            }).
            error(function(data, status, headers, config) {
                console.log('error');
            });
        };

        $scope.reloadDashboardWithExchangeCurrency = function(exchange, value) {
            $scope.selected.Exchange = exchange;
            $scope.selected.Currency = value;
            $rootScope.$emit('CurrencyChanged', $scope.selected);

        };
        $scope.getDashboardData();
    }
});