Merge pull request #553 from tsmgeek/optimise-ifs

Optimise ifs and loops

4 files changed, 223 insertions, 197 deletions

diff --git a/web/app/AttributeFormatter.js b/web/app/AttributeFormatter.js
index 87689a2..957992d 100644
--- a/web/app/AttributeFormatter.js
+++ b/web/app/AttributeFormatter.js
@@ -139,86 +139,90 @@ Ext.define('Traccar.AttributeFormatter', {
 
     getFormatter: function (key) {
         var self = this;
-        if (key === 'latitude' || key === 'longitude') {
-            return function (value) {
-                return self.coordinateFormatter(key, value);
-            };
-        } else if (key === 'speed') {
-            return this.speedFormatter;
-        } else if (key === 'course') {
-            return this.courseFormatter;
-        } else if (key === 'distance' || key === 'accuracy') {
-            return this.distanceFormatter;
-        } else if (key === 'duration') {
-            return this.durationFormatter;
-        } else if (key === 'deviceId') {
-            return this.deviceIdFormatter;
-        } else if (key === 'groupId') {
-            return this.groupIdFormatter;
-        } else if (key === 'geofenceId') {
-            return this.geofenceIdFormatter;
-        } else if (key === 'lastUpdate') {
-            return this.lastUpdateFormatter;
-        } else if (key === 'spentFuel') {
-            return this.numberFormatterFactory(Traccar.Style.numberPrecision, Strings.sharedLiterAbbreviation);
-        } else if (key === 'driverUniqueId') {
-            return this.driverUniqueIdFormatter;
-        } else {
-            return this.defaultFormatter;
+
+        switch (key) {
+            case 'latitude':
+            case 'longitude':
+                return function (value) {
+                    return self.coordinateFormatter(key, value);
+                };
+            case 'speed':
+                return this.speedFormatter;
+            case 'course':
+                return this.courseFormatter;
+            case 'distance':
+            case 'accuracy':
+                return this.distanceFormatter;
+            case 'duration':
+                return this.durationFormatter;
+            case 'deviceId':
+                return this.deviceIdFormatter;
+            case 'groupId':
+                return this.groupIdFormatter;
+            case 'geofenceId':
+                return this.geofenceIdFormatter;
+            case 'lastUpdate':
+                return this.lastUpdateFormatter;
+            case 'spentFuel':
+                return this.numberFormatterFactory(Traccar.Style.numberPrecision, Strings.sharedLiterAbbreviation);
+            case 'driverUniqueId':
+                return this.driverUniqueIdFormatter;
+            default:
+                return this.defaultFormatter;
         }
     },
 
     getConverter: function (key) {
-        if (key === 'speed') {
-            return this.speedConverter;
-        } else if (key === 'distance' || key === 'accuracy') {
-            return this.distanceConverter;
-        } else {
-            return function (value) {
-                return value;
-            };
+        switch (key) {
+            case 'speed':
+                return this.speedConverter;
+            case 'distance':
+            case 'accuracy':
+                return this.distanceConverter;
+            default:
+                return function (value) {
+                    return value;
+                };
         }
     },
 
     getAttributeFormatter: function (key) {
         var dataType = Ext.getStore('PositionAttributes').getAttributeDataType(key);
-        if (!dataType) {
-            return this.defaultFormatter;
-        } else if (dataType === 'distance') {
-            return this.distanceFormatter;
-        } else if (dataType === 'speed') {
-            return this.speedFormatter;
-        } else if (dataType === 'driverUniqueId') {
-            return this.driverUniqueIdFormatter;
-        } else if (dataType === 'voltage') {
-            return this.numberFormatterFactory(Traccar.Style.numberPrecision, Strings.sharedVoltAbbreviation);
-        } else if (dataType === 'percentage') {
-            return this.numberFormatterFactory(Traccar.Style.numberPrecision, '%');
-        } else if (dataType === 'temperature') {
-            return this.numberFormatterFactory(Traccar.Style.numberPrecision, '°C');
-        } else if (dataType === 'volume') {
-            return this.numberFormatterFactory(Traccar.Style.numberPrecision, Strings.sharedLiterAbbreviation);
-        } else if (dataType === 'consumption') {
-            return this.numberFormatterFactory(Traccar.Style.numberPrecision, Strings.sharedLiterPerHourAbbreviation);
-        } else {
-            return this.defaultFormatter;
+
+        switch (dataType) {
+            case 'distance':
+                return this.distanceFormatter;
+            case 'speed':
+                return this.speedFormatter;
+            case 'driverUniqueId':
+                return this.driverUniqueIdFormatter;
+            case 'voltage':
+                return this.numberFormatterFactory(Traccar.Style.numberPrecision, Strings.sharedVoltAbbreviation);
+            case 'percentage':
+                return this.numberFormatterFactory(Traccar.Style.numberPrecision, '%');
+            case 'temperature':
+                return this.numberFormatterFactory(Traccar.Style.numberPrecision, '°C');
+            case 'volume':
+                return this.numberFormatterFactory(Traccar.Style.numberPrecision, Strings.sharedLiterAbbreviation);
+            case 'consumption':
+                return this.numberFormatterFactory(Traccar.Style.numberPrecision, Strings.sharedLiterPerHourAbbreviation);
+            default:
+                return this.defaultFormatter;
         }
     },
 
     getAttributeConverter: function (key) {
         var dataType = Ext.getStore('PositionAttributes').getAttributeDataType(key);
-        if (!dataType) {
-            return function (value) {
-                return value;
-            };
-        } else if (dataType === 'distance') {
-            return this.distanceConverter;
-        } else if (dataType === 'speed') {
-            return this.speedConverter;
-        } else {
-            return function (value) {
-                return value;
-            };
+
+        switch (dataType) {
+            case 'distance':
+                return this.distanceConverter;
+            case 'speed':
+                return this.speedConverter;
+            default:
+                return function (value) {
+                    return value;
+                };
         }
     }
 });
diff --git a/web/app/view/edit/AttributesController.js b/web/app/view/edit/AttributesController.js
index c12c196..84ff6ad 100644
--- a/web/app/view/edit/AttributesController.js
+++ b/web/app/view/edit/AttributesController.js
@@ -45,27 +45,31 @@ Ext.define('Traccar.view.edit.AttributesController', {
             }
         }
         store.addListener('add', function (store, records) {
-            var i;
+            var i, view;
+            view = this.getView();
             for (i = 0; i < records.length; i++) {
-                this.getView().record.get('attributes')[records[i].get('name')] = records[i].get('value');
+                view.record.get('attributes')[records[i].get('name')] = records[i].get('value');
             }
-            this.getView().record.dirty = true;
+            view.record.dirty = true;
         }, this);
         store.addListener('update', function (store, record, operation) {
+            var view;
+            view = this.getView();
             if (operation === Ext.data.Model.EDIT) {
                 if (record.modified.name !== record.get('name')) {
-                    delete this.getView().record.get('attributes')[record.modified.name];
+                    delete view.record.get('attributes')[record.modified.name];
                 }
-                this.getView().record.get('attributes')[record.get('name')] = record.get('value');
-                this.getView().record.dirty = true;
+                view.record.get('attributes')[record.get('name')] = record.get('value');
+                view.record.dirty = true;
             }
         }, this);
         store.addListener('remove', function (store, records) {
-            var i;
+            var i, view;
+            view = this.getView();
             for (i = 0; i < records.length; i++) {
-                delete this.getView().record.get('attributes')[records[i].get('name')];
+                delete view.record.get('attributes')[records[i].get('name')];
             }
-            this.getView().record.dirty = true;
+            view.record.dirty = true;
         }, this);
 
         this.getView().setStore(store);
diff --git a/web/app/view/map/BaseMap.js b/web/app/view/map/BaseMap.js
index 91f3784..c6eb5b4 100644
--- a/web/app/view/map/BaseMap.js
+++ b/web/app/view/map/BaseMap.js
@@ -37,116 +37,125 @@ Ext.define('Traccar.view.map.BaseMap', {
         type = Traccar.app.getPreference('map', null);
         bingKey = server.get('bingKey');
 
-        if (type === 'custom') {
-            layer = new ol.layer.Tile({
-                source: new ol.source.XYZ({
-                    url: server.get('mapUrl'),
-                    attributions: [
-                        new ol.Attribution({
-                            html: ''
-                        })
-                    ]
-                })
-            });
-        } else if (type === 'bingRoad') {
-            layer = new ol.layer.Tile({
-                source: new ol.source.BingMaps({
-                    key: bingKey,
-                    imagerySet: 'Road'
-                })
-            });
-        } else if (type === 'bingAerial') {
-            layer = new ol.layer.Tile({
-                source: new ol.source.BingMaps({
-                    key: bingKey,
-                    imagerySet: 'Aerial'
-                })
-            });
-        } else if (type === 'bingHybrid') {
-            layer = new ol.layer.Tile({
-                source: new ol.source.BingMaps({
-                    key: bingKey,
-                    imagerySet: 'AerialWithLabels'
-                })
-            });
-        } else if (type === 'carto') {
-            layer = new ol.layer.Tile({
-                source: new ol.source.XYZ({
-                    url: 'https://cartodb-basemaps-{a-d}.global.ssl.fastly.net/light_all/{z}/{x}/{y}.png',
-                    attributions: [
-                        new ol.Attribution({
-                            html: [
-                                '&copy; <a href="http://www.openstreetmap.org/copyright">OpenStreetMap</a> ' +
-                                'contributors, &copy; <a href="https://carto.com/attributions">CARTO</a>'
+        switch (type) {
+            case 'custom':
+                layer = new ol.layer.Tile({
+                    source: new ol.source.XYZ({
+                        url: server.get('mapUrl'),
+                        attributions: [
+                            new ol.Attribution({
+                                html: ''
+                            })
+                        ]
+                    })
+                });
+                break;
+            case 'bingRoad':
+                layer = new ol.layer.Tile({
+                    source: new ol.source.BingMaps({
+                        key: bingKey,
+                        imagerySet: 'Road'
+                    })
+                });
+                break;
+            case 'bingAerial':
+                layer = new ol.layer.Tile({
+                    source: new ol.source.BingMaps({
+                        key: bingKey,
+                        imagerySet: 'Aerial'
+                    })
+                });
+                break;
+            case 'bingHybrid':
+                layer = new ol.layer.Tile({
+                    source: new ol.source.BingMaps({
+                        key: bingKey,
+                        imagerySet: 'AerialWithLabels'
+                    })
+                });
+                break;
+            case 'carto':
+                layer = new ol.layer.Tile({
+                    source: new ol.source.XYZ({
+                        url: 'https://cartodb-basemaps-{a-d}.global.ssl.fastly.net/light_all/{z}/{x}/{y}.png',
+                        attributions: [
+                            new ol.Attribution({
+                                html: [
+                                    '&copy; <a href="http://www.openstreetmap.org/copyright">OpenStreetMap</a> ' +
+                                    'contributors, &copy; <a href="https://carto.com/attributions">CARTO</a>'
+                                ]
+                            })
+                        ]
+                    })
+                });
+                break;
+            case 'baidu':
+                layer = new ol.layer.Tile({
+                    source: new ol.source.XYZ({
+                        projection: 'BD-MC',
+                        tileUrlFunction: function (tileCoord) {
+                            var urlsLength = 5, z = tileCoord[0], x = tileCoord[1], y = tileCoord[2], hash, index;
+
+                            hash = (x << z) + y;
+                            index = hash % urlsLength;
+                            index = index < 0 ? index + urlsLength : index;
+
+                            if (x < 0) {
+                                x = 'M' + -x;
+                            }
+                            if (y < 0) {
+                                y = 'M' + -y;
+                            }
+                            return 'http://online{}.map.bdimg.com/onlinelabel/?qt=tile&x={x}&y={y}&z={z}&styles=pl'
+                                .replace('{}', index).replace('{x}', x).replace('{y}', y).replace('{z}', z);
+                        },
+                        tileGrid: new ol.tilegrid.TileGrid({
+                            extent: ol.proj.transformExtent([-180, -74, 180, 74], 'EPSG:4326', 'BD-MC'),
+                            origin: [0, 0],
+                            minZoom: 3,
+                            resolutions: [
+                                262144, 131072, 65536, 32768, 16384, 8192, 4096, 2048,
+                                1024, 512, 256, 128, 64, 32, 16, 8, 4, 2, 1, 0.5
                             ]
-                        })
-                    ]
-                })
-            });
-        } else if (type === 'baidu') {
-            layer = new ol.layer.Tile({
-                source: new ol.source.XYZ({
-                    projection: 'BD-MC',
-                    tileUrlFunction: function (tileCoord) {
-                        var urlsLength = 5, z = tileCoord[0], x = tileCoord[1], y = tileCoord[2], hash, index;
-
-                        hash = (x << z) + y;
-                        index = hash % urlsLength;
-                        index = index < 0 ? index + urlsLength : index;
-
-                        if (x < 0) {
-                            x = 'M' + -x;
-                        }
-                        if (y < 0) {
-                            y = 'M' + -y;
-                        }
-                        return 'http://online{}.map.bdimg.com/onlinelabel/?qt=tile&x={x}&y={y}&z={z}&styles=pl'
-                            .replace('{}', index).replace('{x}', x).replace('{y}', y).replace('{z}', z);
-                    },
-                    tileGrid: new ol.tilegrid.TileGrid({
-                        extent: ol.proj.transformExtent([-180, -74, 180, 74], 'EPSG:4326', 'BD-MC'),
-                        origin: [0, 0],
-                        minZoom: 3,
-                        resolutions: [
-                            262144, 131072, 65536, 32768, 16384, 8192, 4096, 2048,
-                            1024, 512, 256, 128, 64, 32, 16, 8, 4, 2, 1, 0.5
+                        }),
+                        attributions: [
+                            new ol.Attribution({
+                                html: '&copy; <a href="http://map.baidu.com/">Baidu</a>'
+                            })
                         ]
-                    }),
-                    attributions: [
-                        new ol.Attribution({
-                            html: '&copy; <a href="http://map.baidu.com/">Baidu</a>'
-                        })
-                    ]
-                })
-            });
-        } else if (type === 'yandexMap') {
-            layer = new ol.layer.Tile({
-                source: new ol.source.XYZ({
-                    url: 'https://vec0{1-4}.maps.yandex.net/tiles?l=map&x={x}&y={y}&z={z}',
-                    projection: 'EPSG:3395',
-                    attributions: [
-                        new ol.Attribution({
-                            html: '&copy; <a href="https://yandex.com/maps/">Yandex</a>'
-                        })
-                    ]
-                })
-            });
-        } else if (type === 'yandexSat') {
-            layer = new ol.layer.Tile({
-                source: new ol.source.XYZ({
-                    url: 'https://sat0{1-4}.maps.yandex.net/tiles?l=sat&x={x}&y={y}&z={z}',
-                    projection: 'EPSG:3395',
-                    attributions: [
-                        new ol.Attribution({
-                            html: '&copy; <a href="https://yandex.com/maps/">Yandex</a>'
-                        })
-                    ]
-                })
-            });
-        } else {
-            layer = new ol.layer.Tile({
-                source: new ol.source.OSM({})
-            });
+                    })
+                });
+                break;
+            case 'yandexMap':
+                layer = new ol.layer.Tile({
+                    source: new ol.source.XYZ({
+                        url: 'https://vec0{1-4}.maps.yandex.net/tiles?l=map&x={x}&y={y}&z={z}',
+                        projection: 'EPSG:3395',
+                        attributions: [
+                            new ol.Attribution({
+                                html: '&copy; <a href="https://yandex.com/maps/">Yandex</a>'
+                            })
+                        ]
+                    })
+                });
+                break;
+            case 'yandexSat':
+                layer = new ol.layer.Tile({
+                    source: new ol.source.XYZ({
+                        url: 'https://sat0{1-4}.maps.yandex.net/tiles?l=sat&x={x}&y={y}&z={z}',
+                        projection: 'EPSG:3395',
+                        attributions: [
+                            new ol.Attribution({
+                                html: '&copy; <a href="https://yandex.com/maps/">Yandex</a>'
+                            })
+                        ]
+                    })
+                });
+                break;
+            default:
+                layer = new ol.layer.Tile({
+                    source: new ol.source.OSM({})
+                });
         }
 
         lat = Traccar.app.getPreference('latitude', Traccar.Style.mapDefaultLat);
diff --git a/web/app/view/map/MapMarkerController.js b/web/app/view/map/MapMarkerController.js
index d3b813b..c46faac 100644
--- a/web/app/view/map/MapMarkerController.js
+++ b/web/app/view/map/MapMarkerController.js
@@ -156,27 +156,30 @@ Ext.define('Traccar.view.map.MapMarkerController', {
     },
 
     removeDevice: function (store, data) {
-        var i, deviceId;
+        var i, deviceId, markersSource;
         if (!Ext.isArray(data)) {
             data = [data];
         }
+
+        markersSource = this.getView().getMarkersSource();
+
         for (i = 0; i < data.length; i++) {
             deviceId = data[i].get('id');
             if (this.latestMarkers[deviceId]) {
-                if (this.getView().getMarkersSource().getFeatureById(this.latestMarkers[deviceId].getId())) {
-                    this.getView().getMarkersSource().removeFeature(this.latestMarkers[deviceId]);
+                if (markersSource.getFeatureById(this.latestMarkers[deviceId].getId())) {
+                    markersSource.removeFeature(this.latestMarkers[deviceId]);
                 }
                 delete this.latestMarkers[deviceId];
             }
             if (this.accuracyCircles[deviceId]) {
-                if (this.getView().getAccuracySource().getFeatureById(this.accuracyCircles[deviceId].getId())) {
-                    this.getView().getAccuracySource().removeFeature(this.accuracyCircles[deviceId]);
+                if (markersSource.getFeatureById(this.accuracyCircles[deviceId].getId())) {
+                    markersSource.removeFeature(this.accuracyCircles[deviceId]);
                 }
                 delete this.accuracyCircles[deviceId];
             }
             if (this.liveRoutes[deviceId]) {
-                if (this.getView().getLiveRouteSource().getFeatureById(this.liveRoutes[deviceId].getId())) {
-                    this.getView().getLiveRouteSource().removeFeature(this.liveRoutes[deviceId]);
+                if (markersSource.getFeatureById(this.liveRoutes[deviceId].getId())) {
+                    markersSource.removeFeature(this.liveRoutes[deviceId]);
                 }
                 delete this.liveRoutes[deviceId];
             }
@@ -184,15 +187,17 @@ Ext.define('Traccar.view.map.MapMarkerController', {
     },
 
     updateLatest: function (store, data) {
-        var i, position, device;
+        var i, position, device, deviceStore;
 
         if (!Ext.isArray(data)) {
             data = [data];
         }
 
+        deviceStore = Ext.getStore('Devices');
+
         for (i = 0; i < data.length; i++) {
             position = data[i];
-            device = Ext.getStore('Devices').getById(position.get('deviceId'));
+            device = deviceStore.getById(position.get('deviceId'));
 
             if (device) {
                 this.updateAccuracy(position, device);
@@ -303,9 +308,10 @@ Ext.define('Traccar.view.map.MapMarkerController', {
     },
 
     loadReport: function (store, data) {
-        var i, position, point;
+        var i, position, point, routeSource;
         if (data) {
             this.addReportMarkers(store, data);
+            routeSource = this.getView().getRouteSource();
 
             this.reportRoute = [];
             for (i = 0; i < data.length; i++) {
@@ -319,7 +325,7 @@ Ext.define('Traccar.view.map.MapMarkerController', {
                         geometry: new ol.geom.LineString([])
                     }));
                     this.reportRoute[this.reportRoute.length - 1].setStyle(this.getRouteStyle(data[i].get('deviceId')));
-                    this.getView().getRouteSource().addFeature(this.reportRoute[this.reportRoute.length - 1]);
+                    routeSource.addFeature(this.reportRoute[this.reportRoute.length - 1]);
                 }
                 this.reportRoute[this.reportRoute.length - 1].getGeometry().appendCoordinate(point);
             }
@@ -352,19 +358,22 @@ Ext.define('Traccar.view.map.MapMarkerController', {
     },
 
     clearReport: function () {
-        var key, i;
+        var key, i, reportSource, markersSource;
+
+        reportSource = this.getView().getRouteSource();
 
         if (this.reportRoute) {
             for (i = 0; i < this.reportRoute.length; i++) {
-                this.getView().getRouteSource().removeFeature(this.reportRoute[i]);
+                reportSource.removeFeature(this.reportRoute[i]);
             }
             this.reportRoute = null;
         }
 
         if (this.reportMarkers) {
+            markersSource = this.getView().getMarkersSource();
             for (key in this.reportMarkers) {
                 if (this.reportMarkers.hasOwnProperty(key)) {
-                    this.getView().getMarkersSource().removeFeature(this.reportMarkers[key]);
+                    markersSource.removeFeature(this.reportMarkers[key]);
                 }
             }
             this.reportMarkers = {};