50 lines
No EOL
1.3 KiB
JavaScript
50 lines
No EOL
1.3 KiB
JavaScript
/**
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* An element which displays charts and graphs representing the current installation of the
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* application. This control requires superuser access and *must be disabled when not visible*.
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*/
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angular.module('quay').directive('psUsageGraph', function () {
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var directiveDefinitionObject = {
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priority: 0,
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templateUrl: '/static/directives/ps-usage-graph.html',
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replace: false,
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transclude: false,
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restrict: 'C',
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scope: {
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'isEnabled': '=isEnabled'
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},
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controller: function($scope, $element) {
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$scope.counter = -1;
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$scope.data = null;
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var source = null;
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var connect = function() {
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if (source) { return; }
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source = new EventSource('/realtime/ps');
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source.onmessage = function(e) {
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$scope.$apply(function() {
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$scope.counter++;
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$scope.data = JSON.parse(e.data);
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});
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};
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};
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var disconnect = function() {
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if (!source) { return; }
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source.close();
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source = null;
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};
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$scope.$watch('isEnabled', function(value) {
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if (value) {
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connect();
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} else {
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disconnect();
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}
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});
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$scope.$on("$destroy", disconnect);
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}
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};
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return directiveDefinitionObject;
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}); |