Relation edit dialog improvements. Minor improvements.

@@ -82,18 +82,7 @@ export class AuthGuard implements CanActivate, CanActivateChild {
           } else {
             const authority = Authority[authState.authUser.authority];
             if (data.auth && data.auth.indexOf(authority) === -1) {
-              this.dialogService.confirm(
-                this.translate.instant('access.access-forbidden'),
-                this.translate.instant('access.access-forbidden-text'),
-                this.translate.instant('action.cancel'),
-                this.translate.instant('action.sign-in'),
-                true
-              ).subscribe((res) => {
-                    if (res) {
-                      this.authService.logout();
-                    }
-                  }
-              );
+              this.dialogService.forbidden();
               return false;
             } else {
               return true;

@@ -50,6 +50,8 @@ export class GlobalHttpInterceptor implements HttpInterceptor {
     '/api/auth/token'
   ];
 
+  private activeRequests = 0;
+
   constructor(private store: Store<AppState>,
               private dialogService: DialogService,
               private translate: TranslateService,
@@ -135,7 +137,7 @@ export class GlobalHttpInterceptor implements HttpInterceptor {
       }
     } else if (errorResponse.status === 403) {
       if (!ignoreErrors) {
-        this.permissionDenied();
+        this.dialogService.forbidden();
       }
     } else if (errorResponse.status === 0 || errorResponse.status === -1) {
         this.showError('Unable to connect');
@@ -241,7 +243,16 @@ export class GlobalHttpInterceptor implements HttpInterceptor {
 
   private updateLoadingState(config: InterceptorConfig, isLoading: boolean) {
     if (!config.ignoreLoading) {
-      this.store.dispatch(isLoading ? new ActionLoadStart() : new ActionLoadFinish());
+      if (isLoading) {
+        this.activeRequests++;
+      } else {
+        this.activeRequests--;
+      }
+      if (this.activeRequests === 1) {
+        this.store.dispatch(new ActionLoadStart());
+      } else if (this.activeRequests === 0) {
+        this.store.dispatch(new ActionLoadFinish());
+      }
     }
   }
 
@@ -253,14 +264,6 @@ export class GlobalHttpInterceptor implements HttpInterceptor {
     }
   }
 
-  private permissionDenied() {
-    this.dialogService.alert(
-        this.translate.instant('access.permission-denied'),
-        this.translate.instant('access.permission-denied-text'),
-        this.translate.instant('action.close')
-    );
-  }
-
   private showError(error: string, timeout: number = 0) {
     setTimeout(() => {
       this.store.dispatch(new ActionNotificationShow({message: error, type: 'error'}));

@@ -15,10 +15,11 @@
 ///
 
 import { Action } from '@ngrx/store';
-import { NotificationMessage } from '@app/core/notification/notification.models';
+import { NotificationMessage, HideNotification } from '@app/core/notification/notification.models';
 
 export enum NotificationActionTypes {
-  SHOW_NOTIFICATION = '[Notification] Show'
+  SHOW_NOTIFICATION = '[Notification] Show',
+  HIDE_NOTIFICATION = '[Notification] Hide'
 }
 
 export class ActionNotificationShow implements Action {
@@ -27,5 +28,11 @@ export class ActionNotificationShow implements Action {
   constructor(readonly notification: NotificationMessage ) {}
 }
 
+export class ActionNotificationHide implements Action {
+  readonly type = NotificationActionTypes.HIDE_NOTIFICATION;
+
+  constructor(readonly hideNotification: HideNotification ) {}
+}
+
 export type NotificationActions =
-  | ActionNotificationShow;
+  | ActionNotificationShow | ActionNotificationHide;

@@ -44,4 +44,13 @@ export class NotificationEffects {
     })
   );
 
+  @Effect({dispatch: false})
+  hideNotification = this.actions$.pipe(
+    ofType(
+      NotificationActionTypes.HIDE_NOTIFICATION,
+    ),
+    map(({ hideNotification }) => {
+      this.notificationService.hideNotification(hideNotification);
+    })
+  );
 }

@@ -17,6 +17,7 @@
 
 export interface NotificationState {
   notification: NotificationMessage;
+  hideNotification: HideNotification;
 }
 
 export declare type NotificationType = 'info' | 'success' | 'error';
@@ -31,3 +32,7 @@ export class NotificationMessage {
   horizontalPosition?: NotificationHorizontalPosition;
   verticalPosition?: NotificationVerticalPosition;
 }
+
+export class HideNotification {
+  target?: string;
+}

@@ -18,7 +18,8 @@ import { NotificationState } from './notification.models';
 import { NotificationActions, NotificationActionTypes } from './notification.actions';
 
 export const initialState: NotificationState = {
-  notification: null
+  notification: null,
+  hideNotification: null
 };
 
 export function notificationReducer(
@@ -28,6 +29,8 @@ export function notificationReducer(
   switch (action.type) {
     case NotificationActionTypes.SHOW_NOTIFICATION:
       return { ...state, notification: action.notification };
+    case NotificationActionTypes.HIDE_NOTIFICATION:
+      return { ...state, hideNotification: action.hideNotification };
     default:
       return state;
   }

@@ -20,7 +20,8 @@ import { MatDialog, MatDialogConfig } from '@angular/material';
 import { ConfirmDialogComponent } from '@core/services/dialog/confirm-dialog.component';
 import { TranslateService } from '@ngx-translate/core';
 import { AlertDialogComponent } from '@core/services/dialog/alert-dialog.component';
-import {TodoDialogComponent} from "@core/services/dialog/todo-dialog.component";
+import { TodoDialogComponent } from '@core/services/dialog/todo-dialog.component';
+import { AuthService } from '@core/auth/auth.service';
 
 @Injectable(
   {
@@ -31,6 +32,7 @@ export class DialogService {
 
   constructor(
     private translate: TranslateService,
+    private authService: AuthService,
     public dialog: MatDialog
   ) {
   }
@@ -68,6 +70,30 @@ export class DialogService {
     return dialogRef.afterClosed();
   }
 
+  private permissionDenied() {
+    this.alert(
+      this.translate.instant('access.permission-denied'),
+      this.translate.instant('access.permission-denied-text'),
+      this.translate.instant('action.close')
+    );
+  }
+
+  forbidden(): Observable<boolean> {
+    const observable = this.confirm(
+      this.translate.instant('access.access-forbidden'),
+      this.translate.instant('access.access-forbidden-text'),
+      this.translate.instant('action.cancel'),
+      this.translate.instant('action.sign-in'),
+      true
+    );
+    observable.subscribe((res) => {
+      if (res) {
+        this.authService.logout();
+      }
+    });
+    return observable;
+  }
+
   todo(): Observable<any> {
     const dialogConfig: MatDialogConfig = {
       disableClose: true,

@@ -15,7 +15,7 @@
 ///
 
 import { Injectable } from '@angular/core';
-import { NotificationMessage } from '@app/core/notification/notification.models';
+import { HideNotification, NotificationMessage } from '@app/core/notification/notification.models';
 import { BehaviorSubject, Observable, Subject } from 'rxjs';
 
 
@@ -28,6 +28,8 @@ export class NotificationService {
 
   private notificationSubject: Subject<NotificationMessage> = new Subject();
 
+  private hideNotificationSubject: Subject<HideNotification> = new Subject();
+
   constructor(
   ) {
   }
@@ -36,8 +38,15 @@ export class NotificationService {
     this.notificationSubject.next(notification);
   }
 
+  hideNotification(hideNotification: HideNotification) {
+    this.hideNotificationSubject.next(hideNotification);
+  }
+
   getNotification(): Observable<NotificationMessage> {
-    return this.notificationSubject;
+    return this.notificationSubject.asObservable();
   }
 
+  getHideNotification(): Observable<HideNotification> {
+    return this.hideNotificationSubject.asObservable();
+  }
 }

@@ -30,6 +30,8 @@ import { TbAnchorComponent } from '@shared/components/tb-anchor.component';
 import { ActionStatus, AuditLog } from '@shared/models/audit-log.models';
 
 import * as ace from 'ace-builds';
+import { DialogComponent } from '@shared/components/dialog.component';
+import { Router } from '@angular/router';
 
 export interface AuditLogDetailsDialogData {
   auditLog: AuditLog;
@@ -40,7 +42,7 @@ export interface AuditLogDetailsDialogData {
   templateUrl: './audit-log-details-dialog.component.html',
   styleUrls: ['./audit-log-details-dialog.component.scss']
 })
-export class AuditLogDetailsDialogComponent extends PageComponent implements OnInit {
+export class AuditLogDetailsDialogComponent extends DialogComponent<AuditLogDetailsDialogComponent> implements OnInit {
 
   @ViewChild('actionDataEditor', {static: true})
   actionDataEditorElmRef: ElementRef;
@@ -58,10 +60,11 @@ export class AuditLogDetailsDialogComponent extends PageComponent implements OnI
   @ViewChild('entityDetailsForm', {static: true}) entityDetailsFormAnchor: TbAnchorComponent;
 
   constructor(protected store: Store<AppState>,
+              protected router: Router,
               @Inject(MAT_DIALOG_DATA) public data: AuditLogDetailsDialogData,
               public dialogRef: MatDialogRef<AuditLogDetailsDialogComponent>,
               private renderer: Renderer2) {
-    super(store);
+    super(store, router, dialogRef);
   }
 
   ngOnInit(): void {
@@ -114,7 +117,7 @@ export class AuditLogDetailsDialogComponent extends PageComponent implements OnI
       });
       newWidth = 8 * maxLineLength + 16;
     }
-    newHeight = Math.min(400, newHeight);
+    // newHeight = Math.min(400, newHeight);
     this.renderer.setStyle(editorElement, 'minHeight', newHeight.toString() + 'px');
     this.renderer.setStyle(editorElement, 'height', newHeight.toString() + 'px');
     this.renderer.setStyle(editorElement, 'width', newWidth.toString() + 'px');

@@ -27,6 +27,8 @@ import {TbAnchorComponent} from '@shared/components/tb-anchor.component';
 import {EntityComponent} from './entity.component';
 import {EntityTableConfig} from '@home/models/entity/entities-table-config.models';
 import {AddEntityDialogData} from '@home/models/entity/entity-component.models';
+import { DialogComponent } from '@shared/components/dialog.component';
+import { Router } from '@angular/router';
 
 @Component({
   selector: 'tb-add-entity-dialog',
@@ -34,7 +36,7 @@ import {AddEntityDialogData} from '@home/models/entity/entity-component.models';
   providers: [{provide: ErrorStateMatcher, useExisting: AddEntityDialogComponent}],
   styleUrls: ['./add-entity-dialog.component.scss']
 })
-export class AddEntityDialogComponent extends PageComponent implements OnInit, ErrorStateMatcher {
+export class AddEntityDialogComponent extends DialogComponent<AddEntityDialogComponent, BaseData<HasId>> implements OnInit, ErrorStateMatcher {
 
   entityComponent: EntityComponent<BaseData<HasId>>;
   detailsForm: NgForm;
@@ -49,11 +51,12 @@ export class AddEntityDialogComponent extends PageComponent implements OnInit, E
   @ViewChild('entityDetailsForm', {static: true}) entityDetailsFormAnchor: TbAnchorComponent;
 
   constructor(protected store: Store<AppState>,
+              protected router: Router,
               @Inject(MAT_DIALOG_DATA) public data: AddEntityDialogData<BaseData<HasId>>,
               public dialogRef: MatDialogRef<AddEntityDialogComponent, BaseData<HasId>>,
               private componentFactoryResolver: ComponentFactoryResolver,
               @SkipSelf() private errorStateMatcher: ErrorStateMatcher) {
-    super(store);
+    super(store, router, dialogRef);
   }
 
   ngOnInit(): void {

@@ -41,11 +41,12 @@
         required="true">
       </tb-entity-list-select>
       <tb-json-object-edit
-        formControlName="additionalInfo"
+        #additionalInfoEdit
+        [formControl]="additionalInfo"
         label="{{ 'relation.additional-info' | translate }}">
       </tb-json-object-edit>
       <div class="tb-error-messages" *ngIf="submitted &&
-                                            relationFormGroup.get('additionalInfo').invalid" role="alert">
+                                            additionalInfo.invalid" role="alert">
         <div translate class="tb-error-message">relation.invalid-additional-info</div>
       </div>
     </fieldset>
@@ -54,7 +55,7 @@
     <span fxFlex></span>
     <button mat-button mat-raised-button color="primary"
             type="submit"
-            [disabled]="(isLoading$ | async)">
+            [disabled]="(isLoading$ | async) || relationFormGroup.invalid || !(relationFormGroup.dirty || additionalInfo.dirty)">
       {{ (isAdd  ? 'action.add' : 'action.save') | translate }}
     </button>
     <button mat-button color="primary"

@@ -14,9 +14,8 @@
 /// limitations under the License.
 ///
 
-import { Component, Inject, OnInit, SkipSelf } from '@angular/core';
+import { Component, Inject, OnInit, SkipSelf, ViewChild } from '@angular/core';
 import { ErrorStateMatcher, MAT_DIALOG_DATA, MatDialogRef } from '@angular/material';
-import { PageComponent } from '@shared/components/page.component';
 import { Store } from '@ngrx/store';
 import { AppState } from '@core/core.state';
 import { FormBuilder, FormControl, FormGroup, FormGroupDirective, NgForm, Validators } from '@angular/forms';
@@ -28,7 +27,10 @@ import {
 } from '@shared/models/relation.models';
 import { EntityRelationService } from '@core/http/entity-relation.service';
 import { EntityId } from '@shared/models/id/entity-id';
-import { Observable, forkJoin } from 'rxjs';
+import { forkJoin, Observable } from 'rxjs';
+import { JsonObjectEditComponent } from '@app/shared/components/json-object-edit.component';
+import { Router } from '@angular/router';
+import { DialogComponent } from '@app/shared/components/dialog.component';
 
 export interface RelationDialogData {
   isAdd: boolean;
@@ -42,7 +44,7 @@ export interface RelationDialogData {
   providers: [{provide: ErrorStateMatcher, useExisting: RelationDialogComponent}],
   styleUrls: ['./relation-dialog.component.scss']
 })
-export class RelationDialogComponent extends PageComponent implements OnInit, ErrorStateMatcher {
+export class RelationDialogComponent extends DialogComponent<RelationDialogComponent, boolean> implements OnInit, ErrorStateMatcher {
 
   relationFormGroup: FormGroup;
 
@@ -50,15 +52,20 @@ export class RelationDialogComponent extends PageComponent implements OnInit, Er
   direction: EntitySearchDirection;
   entitySearchDirection = EntitySearchDirection;
 
+  additionalInfo: FormControl;
+
+  @ViewChild('additionalInfoEdit', {static: true}) additionalInfoEdit: JsonObjectEditComponent;
+
   submitted = false;
 
   constructor(protected store: Store<AppState>,
+              protected router: Router,
               @Inject(MAT_DIALOG_DATA) public data: RelationDialogData,
               private entityRelationService: EntityRelationService,
               @SkipSelf() private errorStateMatcher: ErrorStateMatcher,
               public dialogRef: MatDialogRef<RelationDialogComponent, boolean>,
               public fb: FormBuilder) {
-    super(store);
+    super(store, router, dialogRef);
     this.isAdd = data.isAdd;
     this.direction = data.direction;
   }
@@ -68,14 +75,14 @@ export class RelationDialogComponent extends PageComponent implements OnInit, Er
       type: [this.isAdd ? CONTAINS_TYPE : this.data.relation.type, [Validators.required]],
       targetEntityIds: [this.isAdd ? null :
         [this.direction === EntitySearchDirection.FROM ? this.data.relation.to : this.data.relation.from],
-        [Validators.required]],
-      additionalInfo: [this.data.relation.additionalInfo]
+        [Validators.required]]
     });
+    this.additionalInfo = new FormControl(this.data.relation.additionalInfo ? {...this.data.relation.additionalInfo} : null);
     if (!this.isAdd) {
       this.relationFormGroup.get('type').disable();
       this.relationFormGroup.get('targetEntityIds').disable();
     }
-    this.relationFormGroup.valueChanges.subscribe(
+    this.additionalInfo.valueChanges.subscribe(
       () => {
         this.submitted = false;
       }
@@ -94,8 +101,8 @@ export class RelationDialogComponent extends PageComponent implements OnInit, Er
 
   save(): void {
     this.submitted = true;
-    if (this.relationFormGroup.valid) {
-      const additionalInfo = this.relationFormGroup.get('additionalInfo').value;
+    this.additionalInfoEdit.validateOnSubmit();
+    if (!this.relationFormGroup.invalid && !this.additionalInfo.invalid) {
       if (this.isAdd) {
         const tasks: Observable<EntityRelation>[] = [];
         const type: string = this.relationFormGroup.get('type').value;
@@ -103,7 +110,7 @@ export class RelationDialogComponent extends PageComponent implements OnInit, Er
         entityIds.forEach(entityId => {
           const relation = {
             type,
-            additionalInfo,
+            additionalInfo: this.additionalInfo.value,
             typeGroup: RelationTypeGroup.COMMON
           } as EntityRelation;
           if (this.direction === EntitySearchDirection.FROM) {
@@ -122,7 +129,7 @@ export class RelationDialogComponent extends PageComponent implements OnInit, Er
         );
       } else {
         const relation: EntityRelation = {...this.data.relation};
-        relation.additionalInfo = additionalInfo;
+        relation.additionalInfo = this.additionalInfo.value;
         this.entityRelationService.saveRelation(relation).subscribe(
           () => {
             this.dialogRef.close(true);

@@ -26,6 +26,8 @@ import {forkJoin, Observable} from 'rxjs';
 import {AssetService} from '@core/http/asset.service';
 import {EntityViewService} from '@core/http/entity-view.service';
 import {DashboardService} from '@core/http/dashboard.service';
+import { DialogComponent } from '@shared/components/dialog.component';
+import { Router } from '@angular/router';
 
 export interface AddEntitiesToCustomerDialogData {
   customerId: string;
@@ -38,7 +40,8 @@ export interface AddEntitiesToCustomerDialogData {
   providers: [{provide: ErrorStateMatcher, useExisting: AddEntitiesToCustomerDialogComponent}],
   styleUrls: []
 })
-export class AddEntitiesToCustomerDialogComponent extends PageComponent implements OnInit, ErrorStateMatcher {
+export class AddEntitiesToCustomerDialogComponent extends
+  DialogComponent<AddEntitiesToCustomerDialogComponent, boolean> implements OnInit, ErrorStateMatcher {
 
   addEntitiesToCustomerFormGroup: FormGroup;
 
@@ -50,6 +53,7 @@ export class AddEntitiesToCustomerDialogComponent extends PageComponent implemen
   assignToCustomerText: string;
 
   constructor(protected store: Store<AppState>,
+              protected router: Router,
               @Inject(MAT_DIALOG_DATA) public data: AddEntitiesToCustomerDialogData,
               private deviceService: DeviceService,
               private assetService: AssetService,
@@ -58,7 +62,7 @@ export class AddEntitiesToCustomerDialogComponent extends PageComponent implemen
               @SkipSelf() private errorStateMatcher: ErrorStateMatcher,
               public dialogRef: MatDialogRef<AddEntitiesToCustomerDialogComponent, boolean>,
               public fb: FormBuilder) {
-    super(store);
+    super(store, router, dialogRef);
     this.entityType = data.entityType;
   }
 

@@ -26,6 +26,8 @@ import {EntityType} from '@shared/models/entity-type.models';
 import {forkJoin, Observable} from 'rxjs';
 import {AssetService} from '@core/http/asset.service';
 import {EntityViewService} from '@core/http/entity-view.service';
+import { DialogComponent } from '@shared/components/dialog.component';
+import { Router } from '@angular/router';
 
 export interface AssignToCustomerDialogData {
   entityIds: Array<EntityId>;
@@ -38,7 +40,8 @@ export interface AssignToCustomerDialogData {
   providers: [{provide: ErrorStateMatcher, useExisting: AssignToCustomerDialogComponent}],
   styleUrls: []
 })
-export class AssignToCustomerDialogComponent extends PageComponent implements OnInit, ErrorStateMatcher {
+export class AssignToCustomerDialogComponent extends
+  DialogComponent<AssignToCustomerDialogComponent, boolean> implements OnInit, ErrorStateMatcher {
 
   assignToCustomerFormGroup: FormGroup;
 
@@ -50,6 +53,7 @@ export class AssignToCustomerDialogComponent extends PageComponent implements On
   assignToCustomerText: string;
 
   constructor(protected store: Store<AppState>,
+              protected router: Router,
               @Inject(MAT_DIALOG_DATA) public data: AssignToCustomerDialogData,
               private deviceService: DeviceService,
               private assetService: AssetService,
@@ -57,7 +61,7 @@ export class AssignToCustomerDialogComponent extends PageComponent implements On
               @SkipSelf() private errorStateMatcher: ErrorStateMatcher,
               public dialogRef: MatDialogRef<AssignToCustomerDialogComponent, boolean>,
               public fb: FormBuilder) {
-    super(store);
+    super(store, router, dialogRef);
   }
 
   ngOnInit(): void {

@@ -20,6 +20,10 @@
   <tb-event-table [active]="eventsTab.isActive" [defaultEventType]="eventTypes.ERROR" [tenantId]="entity.tenantId.id"
                   [entityId]="entity.id"></tb-event-table>
 </mat-tab>
+<mat-tab *ngIf="entity"
+         label="{{ 'relation.relations' | translate }}" #relationsTab="matTab">
+  <tb-relation-table [active]="relationsTab.isActive" [entityId]="entity.id"></tb-relation-table>
+</mat-tab>
 <mat-tab *ngIf="entity && authUser.authority === authorities.TENANT_ADMIN"
          label="{{ 'audit-log.audit-logs' | translate }}" #auditLogsTab="matTab">
   <tb-audit-log-table [active]="auditLogsTab.isActive" [auditLogMode]="auditLogModes.ENTITY" [entityId]="entity.id" detailsMode="true"></tb-audit-log-table>

@@ -20,6 +20,10 @@
   <tb-event-table [active]="eventsTab.isActive" [defaultEventType]="eventTypes.ERROR" [tenantId]="entity.tenantId.id"
                   [entityId]="entity.id"></tb-event-table>
 </mat-tab>
+<mat-tab *ngIf="entity"
+         label="{{ 'relation.relations' | translate }}" #relationsTab="matTab">
+  <tb-relation-table [active]="relationsTab.isActive" [entityId]="entity.id"></tb-relation-table>
+</mat-tab>
 <mat-tab *ngIf="entity && authUser.authority === authorities.TENANT_ADMIN"
          label="{{ 'audit-log.audit-logs' | translate }}" #auditLogsTab="matTab">
   <tb-audit-log-table [active]="auditLogsTab.isActive" [auditLogMode]="auditLogModes.CUSTOMER" [customerId]="entity.id" detailsMode="true"></tb-audit-log-table>

@@ -26,6 +26,8 @@ import {forkJoin, Observable} from 'rxjs';
 import {DashboardInfo} from '@app/shared/models/dashboard.models';
 import {ActionNotificationShow} from '@core/notification/notification.actions';
 import {TranslateService} from '@ngx-translate/core';
+import { DialogComponent } from '@shared/components/dialog.component';
+import { Router } from '@angular/router';
 
 export interface MakeDashboardPublicDialogData {
   dashboard: DashboardInfo;
@@ -36,19 +38,20 @@ export interface MakeDashboardPublicDialogData {
   templateUrl: './make-dashboard-public-dialog.component.html',
   styleUrls: []
 })
-export class MakeDashboardPublicDialogComponent extends PageComponent implements OnInit {
+export class MakeDashboardPublicDialogComponent extends DialogComponent<MakeDashboardPublicDialogComponent> implements OnInit {
 
   dashboard: DashboardInfo;
 
   publicLink: string;
 
   constructor(protected store: Store<AppState>,
+              protected router: Router,
               @Inject(MAT_DIALOG_DATA) public data: MakeDashboardPublicDialogData,
               public translate: TranslateService,
               private dashboardService: DashboardService,
               public dialogRef: MatDialogRef<MakeDashboardPublicDialogComponent>,
               public fb: FormBuilder) {
-    super(store);
+    super(store, router, dialogRef);
 
     this.dashboard = data.dashboard;
     this.publicLink = dashboardService.getPublicDashboardLink(this.dashboard);

@@ -23,6 +23,8 @@ import {FormBuilder, FormControl, FormGroup, FormGroupDirective, NgForm} from '@
 import {EntityType} from '@shared/models/entity-type.models';
 import {DashboardService} from '@core/http/dashboard.service';
 import {forkJoin, Observable} from 'rxjs';
+import { DialogComponent } from '@shared/components/dialog.component';
+import { Router } from '@angular/router';
 
 export type ManageDashboardCustomersActionType = 'assign' | 'manage' | 'unassign';
 
@@ -38,7 +40,8 @@ export interface ManageDashboardCustomersDialogData {
   providers: [{provide: ErrorStateMatcher, useExisting: ManageDashboardCustomersDialogComponent}],
   styleUrls: []
 })
-export class ManageDashboardCustomersDialogComponent extends PageComponent implements OnInit, ErrorStateMatcher {
+export class ManageDashboardCustomersDialogComponent extends
+  DialogComponent<ManageDashboardCustomersDialogComponent, boolean> implements OnInit, ErrorStateMatcher {
 
   dashboardCustomersFormGroup: FormGroup;
 
@@ -53,12 +56,13 @@ export class ManageDashboardCustomersDialogComponent extends PageComponent imple
   assignedCustomersIds: string[];
 
   constructor(protected store: Store<AppState>,
+              protected router: Router,
               @Inject(MAT_DIALOG_DATA) public data: ManageDashboardCustomersDialogData,
               private dashboardService: DashboardService,
               @SkipSelf() private errorStateMatcher: ErrorStateMatcher,
               public dialogRef: MatDialogRef<ManageDashboardCustomersDialogComponent, boolean>,
               public fb: FormBuilder) {
-    super(store);
+    super(store, router, dialogRef);
 
     this.assignedCustomersIds = data.assignedCustomersIds || [];
     switch (data.actionType) {

@@ -25,6 +25,8 @@ import { TranslateService } from '@ngx-translate/core';
 import { AuthService } from '@core/auth/auth.service';
 import {DeviceService} from '@core/http/device.service';
 import {DeviceCredentials, DeviceCredentialsType, credentialTypeNames} from '@shared/models/device.models';
+import { DialogComponent } from '@shared/components/dialog.component';
+import { Router } from '@angular/router';
 
 export interface DeviceCredentialsDialogData {
   isReadOnly: boolean;
@@ -37,7 +39,8 @@ export interface DeviceCredentialsDialogData {
   providers: [{provide: ErrorStateMatcher, useExisting: DeviceCredentialsDialogComponent}],
   styleUrls: []
 })
-export class DeviceCredentialsDialogComponent extends PageComponent implements OnInit, ErrorStateMatcher {
+export class DeviceCredentialsDialogComponent extends
+  DialogComponent<DeviceCredentialsDialogComponent, DeviceCredentials> implements OnInit, ErrorStateMatcher {
 
   deviceCredentialsFormGroup: FormGroup;
 
@@ -54,12 +57,13 @@ export class DeviceCredentialsDialogComponent extends PageComponent implements O
   credentialTypeNamesMap = credentialTypeNames;
 
   constructor(protected store: Store<AppState>,
+              protected router: Router,
               @Inject(MAT_DIALOG_DATA) public data: DeviceCredentialsDialogData,
               private deviceService: DeviceService,
               @SkipSelf() private errorStateMatcher: ErrorStateMatcher,
               public dialogRef: MatDialogRef<DeviceCredentialsDialogComponent, DeviceCredentials>,
               public fb: FormBuilder) {
-    super(store);
+    super(store, router, dialogRef);
 
     this.isReadOnly = data.isReadOnly;
   }

@@ -20,6 +20,10 @@
   <tb-event-table [active]="eventsTab.isActive" [defaultEventType]="eventTypes.ERROR" [tenantId]="entity.tenantId.id"
                   [entityId]="entity.id"></tb-event-table>
 </mat-tab>
+<mat-tab *ngIf="entity"
+         label="{{ 'relation.relations' | translate }}" #relationsTab="matTab">
+  <tb-relation-table [active]="relationsTab.isActive" [entityId]="entity.id"></tb-relation-table>
+</mat-tab>
 <mat-tab *ngIf="entity && authUser.authority === authorities.TENANT_ADMIN"
          label="{{ 'audit-log.audit-logs' | translate }}" #auditLogsTab="matTab">
   <tb-audit-log-table [active]="auditLogsTab.isActive" [auditLogMode]="auditLogModes.ENTITY" [entityId]="entity.id" detailsMode="true"></tb-audit-log-table>

@@ -23,22 +23,25 @@ import { FormBuilder, FormGroup, Validators } from '@angular/forms';
 import { ActionNotificationShow } from '@core/notification/notification.actions';
 import { TranslateService } from '@ngx-translate/core';
 import { AuthService } from '@core/auth/auth.service';
+import { DialogComponent } from '@shared/components/dialog.component';
+import { Router } from '@angular/router';
 
 @Component({
   selector: 'tb-change-password-dialog',
   templateUrl: './change-password-dialog.component.html',
   styleUrls: ['./change-password-dialog.component.scss']
 })
-export class ChangePasswordDialogComponent extends PageComponent implements OnInit {
+export class ChangePasswordDialogComponent extends DialogComponent<ChangePasswordDialogComponent> implements OnInit {
 
   changePassword: FormGroup;
 
   constructor(protected store: Store<AppState>,
+              protected router: Router,
               private translate: TranslateService,
               private authService: AuthService,
               public dialogRef: MatDialogRef<ChangePasswordDialogComponent>,
               public fb: FormBuilder) {
-    super(store);
+    super(store, router, dialogRef);
   }
 
   ngOnInit(): void {

@@ -23,6 +23,10 @@
                   [tenantId]="entity.tenantId.id"
                   [entityId]="entity.id"></tb-event-table>
 </mat-tab>
+<mat-tab *ngIf="entity"
+         label="{{ 'relation.relations' | translate }}" #relationsTab="matTab">
+  <tb-relation-table [active]="relationsTab.isActive" [entityId]="entity.id"></tb-relation-table>
+</mat-tab>
 <mat-tab *ngIf="entity && authUser.authority === authorities.TENANT_ADMIN"
          label="{{ 'audit-log.audit-logs' | translate }}" #auditLogsTab="matTab">
   <tb-audit-log-table [active]="auditLogsTab.isActive" [auditLogMode]="auditLogModes.ENTITY" [entityId]="entity.id" detailsMode="true"></tb-audit-log-table>

@@ -20,3 +20,7 @@
   <tb-event-table [active]="eventsTab.isActive" [defaultEventType]="eventTypes.ERROR" [tenantId]="nullUid"
                   [entityId]="entity.id"></tb-event-table>
 </mat-tab>
+<mat-tab *ngIf="entity"
+         label="{{ 'relation.relations' | translate }}" #relationsTab="matTab">
+  <tb-relation-table [active]="relationsTab.isActive" [entityId]="entity.id"></tb-relation-table>
+</mat-tab>

@@ -21,6 +21,8 @@ import { Store } from '@ngrx/store';
 import { AppState } from '@core/core.state';
 import { TranslateService } from '@ngx-translate/core';
 import { ActionNotificationShow } from '@core/notification/notification.actions';
+import { DialogComponent } from '@shared/components/dialog.component';
+import { Router } from '@angular/router';
 
 export interface ActivationLinkDialogData {
   activationLink: string;
@@ -30,15 +32,16 @@ export interface ActivationLinkDialogData {
   selector: 'tb-activation-link-dialog',
   templateUrl: './activation-link-dialog.component.html'
 })
-export class ActivationLinkDialogComponent extends PageComponent implements OnInit {
+export class ActivationLinkDialogComponent extends DialogComponent<ActivationLinkDialogComponent, void> implements OnInit {
 
   activationLink: string;
 
   constructor(protected store: Store<AppState>,
+              protected router: Router,
               @Inject(MAT_DIALOG_DATA) public data: ActivationLinkDialogData,
               public dialogRef: MatDialogRef<ActivationLinkDialogComponent, void>,
               private translate: TranslateService) {
-    super(store);
+    super(store, router, dialogRef);
     this.activationLink = this.data.activationLink;
   }
 

@@ -31,6 +31,8 @@ import {
   ActivationLinkDialogData
 } from '@modules/home/pages/user/activation-link-dialog.component';
 import {TenantId} from '@app/shared/models/id/tenant-id';
+import { DialogComponent } from '@shared/components/dialog.component';
+import { Router } from '@angular/router';
 
 export interface AddUserDialogData {
   tenantId: string;
@@ -42,7 +44,7 @@ export interface AddUserDialogData {
   selector: 'tb-add-user-dialog',
   templateUrl: './add-user-dialog.component.html'
 })
-export class AddUserDialogComponent extends PageComponent implements OnInit {
+export class AddUserDialogComponent extends DialogComponent<AddUserDialogComponent, User> implements OnInit {
 
   detailsForm: NgForm;
   user: User;
@@ -56,11 +58,12 @@ export class AddUserDialogComponent extends PageComponent implements OnInit {
   @ViewChild(UserComponent, {static: true}) userComponent: UserComponent;
 
   constructor(protected store: Store<AppState>,
+              protected router: Router,
               @Inject(MAT_DIALOG_DATA) public data: AddUserDialogData,
               public dialogRef: MatDialogRef<AddUserDialogComponent, User>,
               private userService: UserService,
               private dialog: MatDialog) {
-    super(store);
+    super(store, router, dialogRef);
   }
 
   ngOnInit(): void {

+///
+/// Copyright © 2016-2019 The Thingsboard Authors
+///
+/// Licensed under the Apache License, Version 2.0 (the "License");
+/// you may not use this file except in compliance with the License.
+/// You may obtain a copy of the License at
+///
+///     http://www.apache.org/licenses/LICENSE-2.0
+///
+/// Unless required by applicable law or agreed to in writing, software
+/// distributed under the License is distributed on an "AS IS" BASIS,
+/// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+/// See the License for the specific language governing permissions and
+/// limitations under the License.
+///
+
+import { OnDestroy } from '@angular/core';
+import { PageComponent } from './page.component';
+import { Store } from '@ngrx/store';
+import { AppState } from '@core/core.state';
+import { MatDialogRef } from '@angular/material/dialog';
+import { NavigationStart, Router, RouterEvent } from '@angular/router';
+import { Subscription } from 'rxjs';
+import { filter } from 'rxjs/operators';
+
+export abstract class DialogComponent<T, R = any> extends PageComponent implements OnDestroy {
+
+  routerSubscription: Subscription;
+
+  protected constructor(protected store: Store<AppState>,
+                        protected router: Router,
+                        protected dialogRef: MatDialogRef<T, R>) {
+    super(store);
+    this.routerSubscription = this.router.events
+      .pipe(
+        filter((event: RouterEvent) => event instanceof NavigationStart),
+        filter(() => !!this.dialogRef)
+      )
+      .subscribe(() => {
+        this.dialogRef.close();
+      });
+  }
+
+  ngOnDestroy(): void {
+    console.log('Dialog destroy called');
+    super.ngOnDestroy();
+    if (this.routerSubscription) {
+      this.routerSubscription.unsubscribe();
+    }
+  }
+}

@@ -28,6 +28,7 @@
     <input matInput type="text" placeholder="{{ !disabled ? ('entity.entity-list' | translate) : '' }}"
            style="max-width: 200px;"
            #entityInput
+           (focusin)="onFocus()"
            formControlName="entity"
            matAutocompleteOrigin
            #origin="matAutocompleteOrigin"

@@ -99,6 +99,8 @@ export class EntityListComponent implements ControlValueAccessor, OnInit, AfterV
 
   private searchText = '';
 
+  private dirty = false;
+
   private propagateChange = (v: any) => { };
 
   constructor(private store: Store<AppState>,
@@ -126,7 +128,7 @@ export class EntityListComponent implements ControlValueAccessor, OnInit, AfterV
   ngOnInit() {
     this.filteredEntities = this.entityListFormGroup.get('entity').valueChanges
     .pipe(
-      startWith<string | BaseData<EntityId>>(''),
+      // startWith<string | BaseData<EntityId>>(''),
       tap((value) => {
         if (value && typeof value !== 'string') {
           this.add(value);
@@ -145,12 +147,11 @@ export class EntityListComponent implements ControlValueAccessor, OnInit, AfterV
   }
 
   setDisabledState(isDisabled: boolean): void {
-    const emitEvent = this.disabled !== isDisabled;
     this.disabled = isDisabled;
     if (isDisabled) {
-      this.entityListFormGroup.disable({emitEvent});
+      this.entityListFormGroup.disable({emitEvent: false});
     } else {
-      this.entityListFormGroup.enable({emitEvent});
+      this.entityListFormGroup.enable({emitEvent: false});
     }
   }
 
@@ -169,14 +170,19 @@ export class EntityListComponent implements ControlValueAccessor, OnInit, AfterV
       this.entityListFormGroup.get('entities').setValue(this.entities);
       this.modelValue = null;
     }
+    this.dirty = true;
   }
 
   reset() {
     this.entities = [];
     this.entityListFormGroup.get('entities').setValue(this.entities);
     this.modelValue = null;
-    this.entityListFormGroup.get('entity').patchValue('', {emitEvent: true});
+    if (this.entityInput) {
+      this.entityInput.nativeElement.value = '';
+    }
+    this.entityListFormGroup.get('entity').patchValue('', {emitEvent: false});
     this.propagateChange(this.modelValue);
+    this.dirty = true;
   }
 
   add(entity: BaseData<EntityId>): void {
@@ -212,12 +218,18 @@ export class EntityListComponent implements ControlValueAccessor, OnInit, AfterV
 
   fetchEntities(searchText?: string): Observable<Array<BaseData<EntityId>>> {
     this.searchText = searchText;
-    return this.disabled ? of([]) :
-      this.entityService.getEntitiesByNameFilter(this.entityTypeValue, searchText,
+    return this.entityService.getEntitiesByNameFilter(this.entityTypeValue, searchText,
       50, '', false, true).pipe(
       map((data) => data ? data : []));
   }
 
+  onFocus() {
+    if (this.dirty) {
+      this.entityListFormGroup.get('entity').updateValueAndValidity({onlySelf: true, emitEvent: true});
+      this.dirty = false;
+    }
+  }
+
   clear(value: string = '') {
     this.entityInput.nativeElement.value = value;
     this.entityListFormGroup.get('entity').patchValue(value, {emitEvent: true});

@@ -54,13 +54,13 @@ export class FullscreenDirective {
   constructor(public elementRef: ElementRef,
               private viewContainerRef: ViewContainerRef,
               private overlay: Overlay) {
-
   }
 
   enterFullscreen() {
-    this.parentElement = this.elementRef.nativeElement.parentElement;
-    this.parentElement.removeChild(this.elementRef.nativeElement);
-    this.elementRef.nativeElement.classList.add('tb-fullscreen');
+    const targetElement = this.elementRef;
+    this.parentElement = targetElement.nativeElement.parentElement;
+    this.parentElement.removeChild(targetElement.nativeElement);
+    targetElement.nativeElement.classList.add('tb-fullscreen');
     const position = this.overlay.position();
     const config = new OverlayConfig({
       hasBackdrop: false,
@@ -73,21 +73,24 @@ export class FullscreenDirective {
 
     this.overlayRef = this.overlay.create(config);
     this.overlayRef.attach(new EmptyPortal());
-    this.overlayRef.overlayElement.append( this.elementRef.nativeElement );
+    this.overlayRef.overlayElement.append( targetElement.nativeElement );
     this.fullscreenChanged.emit(true);
   }
 
   exitFullscreen() {
+    const targetElement = this.elementRef;
     if (this.parentElement) {
-      this.overlayRef.overlayElement.removeChild( this.elementRef.nativeElement );
-      this.parentElement.append( this.elementRef.nativeElement );
+      this.overlayRef.overlayElement.removeChild( targetElement.nativeElement );
+      this.parentElement.append(targetElement.nativeElement);
       this.parentElement = null;
     }
-    this.elementRef.nativeElement.classList.remove('tb-fullscreen');
+    targetElement.nativeElement.classList.remove('tb-fullscreen');
+    if (this.elementRef !== targetElement) {
+      this.elementRef.nativeElement.classList.remove('tb-fullscreen');
+    }
     this.overlayRef.dispose();
     this.fullscreenChanged.emit(false);
   }
-
 }
 
 class EmptyPortal extends ComponentPortal<TbAnchorComponent> {

@@ -16,7 +16,8 @@
 
 -->
 <div style="background: #fff;" [ngClass]="{'fill-height': fillHeight}"
-     tb-fullscreen [fullscreen]="fullscreen" (fullscreenChanged)="onFullscreen()" fxLayout="column">
+     tb-fullscreen
+     [fullscreen]="fullscreen" (fullscreenChanged)="onFullscreen()" fxLayout="column">
   <div fxLayout="row" fxLayoutAlign="start center">
     <label class="tb-title no-padding"
            ng-class="{'tb-required': required,
@@ -29,7 +30,8 @@
       <mat-icon class="material-icons">{{ fullscreen ? 'fullscreen_exit' : 'fullscreen' }}</mat-icon>
     </button>
   </div>
-  <div fxFlex="0%" id="tb-json-panel" class="tb-json-object-panel" fxLayout="column">
+  <div fxFlex="0%" id="tb-json-panel" tb-toast toastTarget="jsonObjectEditor"
+       class="tb-json-object-panel" fxLayout="column">
     <div fxFlex #jsonEditor id="tb-json-input" [ngClass]="{'fill-height': fillHeight}"></div>
   </div>
 </div>

@@ -35,21 +35,20 @@
   .fill-height {
     height: 100%;
   }
+}
 
-  .tb-json-object-panel {
-    height: 100%;
-    margin-left: 15px;
-    border: 1px solid #c0c0c0;
+.tb-json-object-panel {
+  height: 100%;
+  margin-left: 15px;
+  border: 1px solid #c0c0c0;
 
-    #tb-json-input {
-      width: 100%;
-      min-width: 200px;
-      height: 100%;
+  #tb-json-input {
+    width: 100%;
+    min-width: 200px;
+    height: 100%;
 
-      &:not(.fill-height) {
-        min-height: 200px;
-      }
+    &:not(.fill-height) {
+      min-height: 200px;
     }
   }
-
 }

@@ -26,6 +26,9 @@ import {
 import { ControlValueAccessor, NG_VALUE_ACCESSOR, FormControl, Validator, NG_VALIDATORS } from '@angular/forms';
 import * as ace from 'ace-builds';
 import { coerceBooleanProperty } from '@angular/cdk/coercion';
+import { ActionNotificationHide, ActionNotificationShow } from '@core/notification/notification.actions';
+import { Store } from '@ngrx/store';
+import { AppState } from '@core/core.state';
 
 @Component({
   selector: 'tb-json-object-edit',
@@ -83,9 +86,14 @@ export class JsonObjectEditComponent implements OnInit, ControlValueAccessor, Va
 
   objectValid: boolean;
 
+  validationError: string;
+
+  errorShowed = false;
+
   private propagateChange = null;
 
-  constructor() {
+  constructor(public elementRef: ElementRef,
+              protected store: Store<AppState>) {
   }
 
   ngOnInit(): void {
@@ -109,6 +117,7 @@ export class JsonObjectEditComponent implements OnInit, ControlValueAccessor, Va
     this.jsonEditor.session.setUseWrapMode(false);
     this.jsonEditor.setValue(this.contentValue ? this.contentValue : '', -1);
     this.jsonEditor.on('change', () => {
+      this.cleanupJsonErrors();
       this.updateView();
     });
   }
@@ -132,6 +141,33 @@ export class JsonObjectEditComponent implements OnInit, ControlValueAccessor, Va
     };
   }
 
+  validateOnSubmit(): void {
+    if (!this.readonly) {
+      this.cleanupJsonErrors();
+      if (!this.objectValid) {
+        this.store.dispatch(new ActionNotificationShow(
+          {
+            message: this.validationError,
+            type: 'error',
+            target: 'jsonObjectEditor',
+            verticalPosition: 'bottom',
+            horizontalPosition: 'left'
+          }));
+        this.errorShowed = true;
+      }
+    }
+  }
+
+  cleanupJsonErrors(): void {
+    if (this.errorShowed) {
+      this.store.dispatch(new ActionNotificationHide(
+        {
+          target: 'jsonObjectEditor'
+        }));
+      this.errorShowed = false;
+    }
+  }
+
   writeValue(value: any): void {
     this.modelValue = value;
     this.contentValue = '';
@@ -142,6 +178,7 @@ export class JsonObjectEditComponent implements OnInit, ControlValueAccessor, Va
         this.objectValid = true;
       } else {
         this.objectValid = !this.required;
+        this.validationError = 'Json object is required.';
       }
     } catch (e) {
       //
@@ -161,9 +198,20 @@ export class JsonObjectEditComponent implements OnInit, ControlValueAccessor, Va
         try {
           data = JSON.parse(this.contentValue);
           this.objectValid = true;
-        } catch (ex) {}
+          this.validationError = '';
+        } catch (ex) {
+          let errorInfo = 'Error:';
+          if (ex.name) {
+            errorInfo += ' ' + ex.name + ':';
+          }
+          if (ex.message) {
+            errorInfo += ' ' + ex.message;
+          }
+          this.validationError = errorInfo;
+        }
       } else {
         this.objectValid = !this.required;
+        this.validationError = this.required ? 'Json object is required.' : '';
       }
       this.propagateChange(data);
     }

@@ -19,7 +19,7 @@ import { select, Store } from '@ngrx/store';
 import { AppState } from '../../core/core.state';
 import { Observable, Subscription } from 'rxjs';
 import { selectIsLoading } from '../../core/interceptors/load.selectors';
-import { delay } from 'rxjs/operators';
+import { delay, share } from 'rxjs/operators';
 import { AbstractControl } from '@angular/forms';
 
 export abstract class PageComponent implements OnDestroy {
@@ -29,7 +29,7 @@ export abstract class PageComponent implements OnDestroy {
   disabledOnLoadFormControls: Array<AbstractControl> = [];
 
   protected constructor(protected store: Store<AppState>) {
-    this.isLoading$ = this.store.pipe(delay(0), select(selectIsLoading), delay(100));
+    this.isLoading$ = this.store.pipe(delay(0), select(selectIsLoading), share());
   }
 
   protected registerDisableOnLoadFormControl(control: AbstractControl) {

@@ -45,6 +45,7 @@ export class ToastDirective implements AfterViewInit, OnDestroy {
   toastTarget = 'root';
 
   private notificationSubscription: Subscription = null;
+  private hideNotificationSubscription: Subscription = null;
 
   constructor(public elementRef: ElementRef,
               public viewContainerRef: ViewContainerRef,
@@ -78,12 +79,26 @@ export class ToastDirective implements AfterViewInit, OnDestroy {
         }
       }
     );
+
+    this.hideNotificationSubscription = this.notificationService.getHideNotification().subscribe(
+      (hideNotification) => {
+        if (hideNotification) {
+          const target = hideNotification.target || 'root';
+          if (this.toastTarget === target) {
+            this.snackBar.dismiss();
+          }
+        }
+      }
+    );
   }
 
   ngOnDestroy(): void {
     if (this.notificationSubscription) {
       this.notificationSubscription.unsubscribe();
     }
+    if (this.hideNotificationSubscription) {
+      this.hideNotificationSubscription.unsubscribe();
+    }
   }
 }