diff --git a/ui-ngx/src/app/modules/home/components/widget/lib/maps/leaflet-map.ts b/ui-ngx/src/app/modules/home/components/widget/lib/maps/leaflet-map.ts
index f385ec2ac0..2193a40882 100644
--- a/ui-ngx/src/app/modules/home/components/widget/lib/maps/leaflet-map.ts
+++ b/ui-ngx/src/app/modules/home/components/widget/lib/maps/leaflet-map.ts
@@ -17,7 +17,7 @@
 import L, {
   FeatureGroup,
   Icon,
-  LatLngBounds, LatLngExpression,
+  LatLngBounds,
   LatLngTuple,
   markerClusterGroup,
   MarkerClusterGroup,
@@ -50,8 +50,6 @@ import {
 } from '@home/components/widget/lib/maps/maps-utils';
 import { WidgetContext } from '@home/models/widget-component.models';
 import { deepClone, isDefinedAndNotEmptyStr } from '@core/utils';
-import {newArray} from "@angular/compiler/src/util";
-import {isArray} from "rxjs/internal-compatibility";
 
 export default abstract class LeafletMap {
 
@@ -186,9 +184,9 @@ export default abstract class LeafletMap {
       let mousePositionOnMap: L.LatLng[];
       let addPolygon: L.Control;
       this.map.on('mousemove', (e: L.LeafletMouseEvent) => {
-        let latlng1 = e.latlng;
-        let latlng2 = L.latLng(e.latlng.lat, e.latlng.lng + 10);
-        let latlng3 = L.latLng(e.latlng.lat-10, e.latlng.lng);
+        const latlng1 = e.latlng;
+        const latlng2 = L.latLng(e.latlng.lat, e.latlng.lng + 10);
+        const latlng3 = L.latLng(e.latlng.lat-10, e.latlng.lng);
         mousePositionOnMap = [latlng1,latlng2, latlng3 ];
       });
       const dragListener = (e: L.DragEndEvent) => {
@@ -207,7 +205,6 @@ export default abstract class LeafletMap {
               this.savePolygonLocation(updatedEnttity).subscribe(() => {
                 this.map.removeLayer(newPolygon);
                 this.deletePolygon(ds.entityName);
-                // this.createPolygon(ds, this.datasources, this.options);
               });
             }
             datasourcesList.append(dsItem);
@@ -673,7 +670,7 @@ export default abstract class LeafletMap {
   }
 
   dragPolygonVertex = (e?, data = {} as FormattedData) => {
-    if (e == undefined || (e.type !== 'editable:vertex:dragend' && e.type !== 'editable:vertex:deleted')) return;
+    if (e === undefined || (e.type !== 'editable:vertex:dragend' && e.type !== 'editable:vertex:deleted')) return;
     this.savePolygonLocation({ ...data, ...this.convertPolygonToCustomFormat(e.layer._latlngs) }).subscribe();
   }
 
diff --git a/ui-ngx/src/app/modules/home/components/widget/lib/maps/polygon.ts b/ui-ngx/src/app/modules/home/components/widget/lib/maps/polygon.ts
index becb023853..94a9b30d22 100644
--- a/ui-ngx/src/app/modules/home/components/widget/lib/maps/polygon.ts
+++ b/ui-ngx/src/app/modules/home/components/widget/lib/maps/polygon.ts
@@ -16,7 +16,7 @@
 
 import L, { LatLngExpression, LeafletMouseEvent } from 'leaflet';
 import { createTooltip, functionValueCalculator, parseWithTranslation, safeExecute } from './maps-utils';
-import "leaflet-editable/src/Leaflet.Editable";
+import 'leaflet-editable/src/Leaflet.Editable';
 import { FormattedData, PolygonSettings } from './map-models';
 
 export class Polygon {
@@ -41,8 +41,8 @@ export class Polygon {
         if (settings.editablePolygon) {
             this.leafletPoly.enableEdit(this.map);
             if (onDragendListener) {
-                this.leafletPoly.on("editable:vertex:dragend", e => onDragendListener(e, this.data));
-                this.leafletPoly.on("editable:vertex:deleted", e => onDragendListener(e, this.data));
+                this.leafletPoly.on('editable:vertex:dragend', e => onDragendListener(e, this.data));
+                this.leafletPoly.on('editable:vertex:deleted', e => onDragendListener(e, this.data));
             }
         }
 
diff --git a/ui-ngx/src/app/modules/home/components/widget/lib/maps/providers/google-map.ts b/ui-ngx/src/app/modules/home/components/widget/lib/maps/providers/google-map.ts
index 83d318bff4..81313bc4ec 100644
--- a/ui-ngx/src/app/modules/home/components/widget/lib/maps/providers/google-map.ts
+++ b/ui-ngx/src/app/modules/home/components/widget/lib/maps/providers/google-map.ts
@@ -20,7 +20,6 @@ import LeafletMap from '../leaflet-map';
 import { UnitedMapSettings } from '../map-models';
 import 'leaflet.gridlayer.googlemutant';
 import { ResourcesService } from '@core/services/resources.service';
-import { Injector } from '@angular/core';
 import { WidgetContext } from '@home/models/widget-component.models';
 
 const gmGlobals: GmGlobal = {};
@@ -37,7 +36,10 @@ export class GoogleMap extends LeafletMap {
     this.resource = ctx.$injector.get(ResourcesService);
     super.initSettings(options);
     this.loadGoogle(() => {
-      const map = L.map($container, {attributionControl: false, editable: !!options.editablePolygon}).setView(options?.defaultCenterPosition, options?.defaultZoomLevel);
+      const map = L.map($container, {
+        attributionControl: false,
+        editable: !!options.editablePolygon
+      }).setView(options?.defaultCenterPosition, options?.defaultZoomLevel);
       (L.gridLayer as any).googleMutant({
         type: options?.gmDefaultMapType || 'roadmap'
       }).addTo(map);
diff --git a/ui-ngx/src/app/modules/home/components/widget/lib/maps/providers/here-map.ts b/ui-ngx/src/app/modules/home/components/widget/lib/maps/providers/here-map.ts
index e5c595af47..a6418ee557 100644
--- a/ui-ngx/src/app/modules/home/components/widget/lib/maps/providers/here-map.ts
+++ b/ui-ngx/src/app/modules/home/components/widget/lib/maps/providers/here-map.ts
@@ -22,7 +22,9 @@ import { WidgetContext } from '@home/models/widget-component.models';
 export class HEREMap extends LeafletMap {
     constructor(ctx: WidgetContext, $container, options: UnitedMapSettings) {
         super(ctx, $container, options);
-        const map = L.map($container, {editable: !!options.editablePolygon}).setView(options?.defaultCenterPosition, options?.defaultZoomLevel);
+        const map = L.map($container, {
+          editable: !!options.editablePolygon
+        }).setView(options?.defaultCenterPosition, options?.defaultZoomLevel);
         const tileLayer = (L.tileLayer as any).provider(options.mapProviderHere || 'HERE.normalDay', options.credentials);
         tileLayer.addTo(map);
         super.initSettings(options);
diff --git a/ui-ngx/src/app/modules/home/components/widget/lib/maps/providers/image-map.ts b/ui-ngx/src/app/modules/home/components/widget/lib/maps/providers/image-map.ts
index 58260d4ef4..b092d0efcc 100644
--- a/ui-ngx/src/app/modules/home/components/widget/lib/maps/providers/image-map.ts
+++ b/ui-ngx/src/app/modules/home/components/widget/lib/maps/providers/image-map.ts
@@ -14,7 +14,7 @@
 /// limitations under the License.
 ///
 
-import L, {LatLngBounds, LatLngExpression, LatLngLiteral, LatLngTuple} from 'leaflet';
+import L, { LatLngBounds, LatLngLiteral, LatLngTuple } from 'leaflet';
 import LeafletMap from '../leaflet-map';
 import { MapImage, PosFuncton, UnitedMapSettings } from '../map-models';
 import { Observable, ReplaySubject } from 'rxjs';
@@ -24,9 +24,7 @@ import { WidgetContext } from '@home/models/widget-component.models';
 import { DataSet, DatasourceType, widgetType } from '@shared/models/widget.models';
 import { DataKeyType } from '@shared/models/telemetry/telemetry.models';
 import { WidgetSubscriptionOptions } from '@core/api/widget-api.models';
-import { isDefinedAndNotNull, isDefinedAndNotEmptyStr, isNumber } from '@core/utils';
-import "leaflet-editable/src/Leaflet.Editable";
-import {isArray} from "rxjs/internal-compatibility";
+import { isDefinedAndNotEmptyStr } from '@core/utils';
 
 const maxZoom = 4;// ?
 
@@ -260,7 +258,7 @@ export class ImageMap extends LeafletMap {
           if (point.length) {
             return this.convertToPolygonFormat(point);
           } else {
-            let pos = this.latLngToPoint(point);
+            const pos = this.latLngToPoint(point);
             return [calculateNewPointCoordinate(pos.x, this.width), calculateNewPointCoordinate(pos.y, this.height)];
           }
         })
diff --git a/ui-ngx/src/app/modules/home/components/widget/lib/maps/providers/openstreet-map.ts b/ui-ngx/src/app/modules/home/components/widget/lib/maps/providers/openstreet-map.ts
index a2e7de833f..21814c19ad 100644
--- a/ui-ngx/src/app/modules/home/components/widget/lib/maps/providers/openstreet-map.ts
+++ b/ui-ngx/src/app/modules/home/components/widget/lib/maps/providers/openstreet-map.ts
@@ -22,7 +22,9 @@ import { WidgetContext } from '@home/models/widget-component.models';
 export class OpenStreetMap extends LeafletMap {
     constructor(ctx: WidgetContext, $container, options: UnitedMapSettings) {
         super(ctx, $container, options);
-        const map =  L.map($container, {editable: !!options.editablePolygon}).setView(options?.defaultCenterPosition, options?.defaultZoomLevel);
+        const map =  L.map($container, {
+          editable: !!options.editablePolygon
+        }).setView(options?.defaultCenterPosition, options?.defaultZoomLevel);
         let tileLayer;
         if (options.useCustomProvider)
             tileLayer = L.tileLayer(options.customProviderTileUrl);
diff --git a/ui-ngx/src/app/modules/home/components/widget/lib/maps/providers/tencent-map.ts b/ui-ngx/src/app/modules/home/components/widget/lib/maps/providers/tencent-map.ts
index 620da8d2a2..498a6053a1 100644
--- a/ui-ngx/src/app/modules/home/components/widget/lib/maps/providers/tencent-map.ts
+++ b/ui-ngx/src/app/modules/home/components/widget/lib/maps/providers/tencent-map.ts
@@ -24,7 +24,9 @@ export class TencentMap extends LeafletMap {
   constructor(ctx: WidgetContext, $container, options: UnitedMapSettings) {
     super(ctx, $container, options);
     const txUrl = 'http://rt{s}.map.gtimg.com/realtimerender?z={z}&x={x}&y={y}&type=vector&style=0';
-    const map = L.map($container, {editable: !!options.editablePolygon}).setView(options?.defaultCenterPosition, options?.defaultZoomLevel);
+    const map = L.map($container, {
+      editable: !!options.editablePolygon
+    }).setView(options?.defaultCenterPosition, options?.defaultZoomLevel);
     const txLayer = L.tileLayer(txUrl, {
       subdomains: '0123',
       tms: true,