alarmTable.js 6.29 KB
// js for alarm app table view
(function () {
    'use strict';

    // injected refs
    var $log, $scope, $loc, devId, fs, wss;

    // constants
    var detailsReq = 'alarmTableDetailsRequest',
            detailsResp = 'alarmTableDetailsResponse',
            pName = 'ov-alarm-table-item-details-panel',
            propOrder = ['id', 'alarmDeviceId', 'alarmDesc', 'alarmSource', 'alarmTimeRaised', 'alarmTimeUpdated', 'alarmTimeCleared', 'alarmSeverity'],
            friendlyProps = ['Alarm Id', 'Device Id', 'Description', 'Source', 'Time Raised', 'Time Updated', 'Time Cleared', 'Severity'];


    function addProp(tbody, index, value) {
        var tr = tbody.append('tr');

        function addCell(cls, txt) {
            tr.append('td').attr('class', cls).html(txt);
        }
        addCell('label', friendlyProps[index] + ' :');
        addCell('value', value);
    }

    function populatePanel(panel) {
        var title = panel.append('h3'),
                tbody = panel.append('table').append('tbody');

        title.text('Alarm Details');

        propOrder.forEach(function (prop, i) {
            addProp(tbody, i, $scope.panelDetails[prop]);
        });

        panel.append('hr');
        panel.append('h4').text('Comments');
        panel.append('p').text($scope.panelDetails.comment);
    }

    function respDetailsCb(data) {
        $scope.panelDetails = data.details;
        $scope.$apply();
    }

    angular.module('ovAlarmTable', [])
            .controller('OvAlarmTableCtrl',
                    ['$log', '$scope', '$location', 'TableBuilderService',
                        'FnService', 'WebSocketService',
                        function (_$log_, _$scope_, _$location_, tbs, _fs_, _wss_) {
                            var params;

                            $log = _$log_;
                            $scope = _$scope_;
                            $loc = _$location_;

                            fs = _fs_;
                            wss = _wss_;


                            params = $loc.search();
                            if (params.hasOwnProperty('devId')) {
                                $scope.devId = params['devId'];
                            }

                            var handlers = {};
                            $scope.panelDetails = {};

                            // details response handler
                            handlers[detailsResp] = respDetailsCb;
                            wss.bindHandlers(handlers);

                            // custom selection callback
                            function selCb($event, row) {
                                $log.debug("selCb row=" + JSON.stringify(row, null, 4) +
                                        ", $event=" + JSON.stringify($event, null, 4));
                                $log.debug('$scope.selId=', $scope.selId);
                                if ($scope.selId) {
                                    $log.debug('send');
                                    wss.sendEvent(detailsReq, {id: row.id});
                                } else {
                                    $log.debug('hidePanel');
                                    $scope.hidePanel();
                                }
                                $log.debug('Got a click on:', row);
                            }

                            // TableBuilderService creating a table for us
                            tbs.buildTable({
                                scope: $scope,
                                tag: 'alarmTable',
                                selCb: selCb,
                                query: params
                            });

                            // cleanup
                            $scope.$on('$destroy', function () {
                                wss.unbindHandlers(handlers);
                                $log.log('OvAlarmTableCtrl has been destroyed');
                            });

                            $log.log('OvAlarmTableCtrl has been created');
                        }])

            .directive('ovAlarmTableItemDetailsPanel', ['PanelService', 'KeyService',
                function (ps, ks) {
                    return {
                        restrict: 'E',
                        link: function (scope, element, attrs) {
                            // insert details panel with PanelService
                            // create the panel
                            var panel = ps.createPanel(pName, {
                                width: 400,
                                margin: 20,
                                hideMargin: 0
                            });
                            panel.hide();
                            scope.hidePanel = function () {
                                panel.hide();
                            };

                            function closePanel() {
                                if (panel.isVisible()) {
                                    $scope.selId = null;
                                    panel.hide();
                                    return true;
                                }
                                return false;
                            }

                            // create key bindings to handle panel
                            ks.keyBindings({
                                esc: [closePanel, 'Close the details panel'],
                                _helpFormat: ['esc']
                            });
                            ks.gestureNotes([
                                ['click', 'Select a row to show item details']
                            ]);

                            // update the panel's contents when the data is changed
                            scope.$watch('panelDetails', function () {
                                if (!fs.isEmptyObject(scope.panelDetails)) {
                                    panel.empty();
                                    populatePanel(panel);
                                    panel.show();
                                }
                            });

                            // cleanup on destroyed scope
                            scope.$on('$destroy', function () {
                                ks.unbindKeys();
                                ps.destroyPanel(pName);
                            });
                        }
                    };
                }]);
}());