fixing Edge scrolling bug

frontend/app/gallery/gallery.component.ts

@@ -45,6 +45,8 @@ export class GalleryComponent implements OnInit, OnDestroy {
               private _navigation: NavigationService) {
     this.mapEnabled = Config.Client.Map.enabled;
 
+    document.getElementsByTagName('body')[0].style.overflowY = 'scroll';
+
   }
 
   updateTimer(t: number) {
@@ -129,7 +131,7 @@ export class GalleryComponent implements OnInit, OnDestroy {
     await this.shareService.wait();
     if (!this._authService.isAuthenticated() &&
       (!this.shareService.isSharing() ||
-        (this.shareService.isSharing() && Config.Client.Sharing.passwordProtected == true))) {
+        (this.shareService.isSharing() && Config.Client.Sharing.passwordProtected === true))) {
 
       return this._navigation.toLogin();
     }

frontend/app/gallery/overlay.service.ts

@@ -8,39 +8,35 @@ export class OverlayService {
   private scrollWidth: number = null;
 
   public showOverlay() {
-
-    //disable scrolling
+    // disable scrolling
     document.getElementsByTagName('body')[0].style.overflowY = 'hidden';
     this.OnOverlayChange.trigger(true);
   }
 
   public hideOverlay() {
-
     document.getElementsByTagName('body')[0].style.overflowY = 'scroll';
     this.OnOverlayChange.trigger(false);
   }
 
   getScrollbarWidth() {
     if (this.scrollWidth == null) {
-
-
-      let outer = document.createElement('div');
+      const outer = document.createElement('div');
       outer.style.visibility = 'hidden';
       outer.style.width = '100px';
       outer.style.msOverflowStyle = 'scrollbar'; // needed for WinJS apps
 
       document.body.appendChild(outer);
 
-      let widthNoScroll = outer.offsetWidth;
+      const widthNoScroll = outer.offsetWidth;
       // force scrollbars
       outer.style.overflowY = 'scroll';
 
       // add innerdiv
-      let inner = document.createElement('div');
+      const inner = document.createElement('div');
       inner.style.width = '100%';
       outer.appendChild(inner);
 
-      let widthWithScroll = inner.offsetWidth;
+      const widthWithScroll = inner.offsetWidth;
 
       // remove divs
       outer.parentNode.removeChild(outer);
@@ -51,7 +47,7 @@ export class OverlayService {
   }
 
   getPhantomScrollbarWidth() {
-    if (document.getElementsByTagName('body')[0].style.overflowY == 'hidden') {
+    if (document.getElementsByTagName('body')[0].style.overflowY === 'hidden') {
       return this.getScrollbarWidth();
     }
     return 0;

tslint.json

@@ -91,7 +91,8 @@
     "radix": true,
     "semicolon": [
       true,
-      "always"
+      "always",
+      "ignore-bound-class-methods"
     ],
     "triple-equals": [
       true,