UI: Device profile alarm rules improvements

@@ -24,7 +24,8 @@
       </mat-option>
     </mat-select>
   </mat-form-field>
-  <tb-filter-predicate-value fxFlex="60"
+  <tb-filter-predicate-value [allowUserDynamicSource]="allowUserDynamicSource"
+                             fxFlex="60"
                              [valueType]="valueTypeEnum.BOOLEAN"
                              formControlName="value">
   </tb-filter-predicate-value>

@@ -39,6 +39,8 @@ export class BooleanFilterPredicateComponent implements ControlValueAccessor, On
 
   @Input() disabled: boolean;
 
+  @Input() allowUserDynamicSource = true;
+
   valueTypeEnum = EntityKeyValueType;
 
   booleanFilterPredicateFormGroup: FormGroup;

@@ -38,6 +38,7 @@
       <tb-filter-predicate-list
         [valueType]="data.valueType"
         [displayUserParameters]="data.displayUserParameters"
+        [allowUserDynamicSource]="data.allowUserDynamicSource"
         [operation]="complexFilterFormGroup.get('operation').value"
         [key]="data.key"
         formControlName="predicates">

@@ -36,6 +36,7 @@ export interface ComplexFilterPredicateDialogData {
   isAdd: boolean;
   valueType: EntityKeyValueType;
   displayUserParameters: boolean;
+  allowUserDynamicSource: boolean;
 }
 
 @Component({

@@ -50,6 +50,8 @@ export class ComplexFilterPredicateComponent implements ControlValueAccessor, On
 
   @Input() displayUserParameters = true;
 
+  @Input() allowUserDynamicSource = true;
+
   private propagateChange = null;
 
   private complexFilterPredicate: ComplexFilterPredicateInfo;
@@ -86,7 +88,8 @@ export class ComplexFilterPredicateComponent implements ControlValueAccessor, On
         valueType: this.valueType,
         isAdd: false,
         key: this.key,
-        displayUserParameters: this.displayUserParameters
+        displayUserParameters: this.displayUserParameters,
+        allowUserDynamicSource: this.allowUserDynamicSource
       }
     }).afterClosed().subscribe(
       (result) => {

@@ -52,6 +52,7 @@
               fxFlex
               [valueType]="valueType"
               [displayUserParameters]="displayUserParameters"
+              [allowUserDynamicSource]="allowUserDynamicSource"
               [key]="key"
               [formControl]="predicateControl">
             </tb-filter-predicate>

@@ -64,6 +64,8 @@ export class FilterPredicateListComponent implements ControlValueAccessor, OnIni
 
   @Input() displayUserParameters = true;
 
+  @Input() allowUserDynamicSource = true;
+
   filterListFormGroup: FormGroup;
 
   valueTypeEnum = EntityKeyValueType;
@@ -156,7 +158,8 @@ export class FilterPredicateListComponent implements ControlValueAccessor, OnIni
         valueType: this.valueType,
         key: this.key,
         isAdd: true,
-        displayUserParameters: this.displayUserParameters
+        displayUserParameters: this.displayUserParameters,
+        allowUserDynamicSource: this.allowUserDynamicSource
       }
     }).afterClosed().pipe(
       map((result) => {

@@ -55,7 +55,7 @@
               {{'filter.no-dynamic-value' | translate}}
             </mat-option>
             <mat-option *ngFor="let sourceType of dynamicValueSourceTypes" [value]="sourceType">
-              {{dynamicValueSourceTypeTranslations.get(dynamicValueSourceTypeEnum[sourceType]) | translate}}
+              {{dynamicValueSourceTypeTranslations.get(sourceType) | translate}}
             </mat-option>
           </mat-select>
         </mat-form-field>

@@ -47,12 +47,22 @@ export class FilterPredicateValueComponent implements ControlValueAccessor, OnIn
   @Input() disabled: boolean;
 
   @Input()
+  set allowUserDynamicSource(allow: boolean) {
+    this.dynamicValueSourceTypes = [DynamicValueSourceType.CURRENT_TENANT,
+      DynamicValueSourceType.CURRENT_CUSTOMER];
+    if (allow) {
+      this.dynamicValueSourceTypes.push(DynamicValueSourceType.CURRENT_USER);
+    }
+  }
+
+  @Input()
   valueType: EntityKeyValueType;
 
   valueTypeEnum = EntityKeyValueType;
 
-  dynamicValueSourceTypes = Object.keys(DynamicValueSourceType);
-  dynamicValueSourceTypeEnum = DynamicValueSourceType;
+  dynamicValueSourceTypes: DynamicValueSourceType[] = [DynamicValueSourceType.CURRENT_TENANT,
+    DynamicValueSourceType.CURRENT_CUSTOMER, DynamicValueSourceType.CURRENT_USER];
+
   dynamicValueSourceTypeTranslations = dynamicValueSourceTypeTranslationMap;
 
   filterPredicateValueFormGroup: FormGroup;

@@ -19,20 +19,27 @@
 <div fxFlex fxLayout="row" fxLayoutAlign="start center" fxLayoutGap="8px" [formGroup]="filterPredicateFormGroup">
   <div fxFlex fxLayout="column" [ngSwitch]="type">
     <ng-template [ngSwitchCase]="filterPredicateType.STRING">
-      <tb-string-filter-predicate formControlName="predicate">
+      <tb-string-filter-predicate
+        [allowUserDynamicSource]="allowUserDynamicSource"
+        formControlName="predicate">
       </tb-string-filter-predicate>
     </ng-template>
     <ng-template [ngSwitchCase]="filterPredicateType.NUMERIC">
-      <tb-numeric-filter-predicate [valueType]="valueType"
-                                   formControlName="predicate">
+      <tb-numeric-filter-predicate
+        [allowUserDynamicSource]="allowUserDynamicSource"
+        [valueType]="valueType"
+        formControlName="predicate">
       </tb-numeric-filter-predicate>
     </ng-template>
     <ng-template [ngSwitchCase]="filterPredicateType.BOOLEAN">
-      <tb-boolean-filter-predicate formControlName="predicate">
+      <tb-boolean-filter-predicate
+        [allowUserDynamicSource]="allowUserDynamicSource"
+        formControlName="predicate">
       </tb-boolean-filter-predicate>
     </ng-template>
     <ng-template [ngSwitchCase]="filterPredicateType.COMPLEX">
       <tb-complex-filter-predicate
+        [allowUserDynamicSource]="allowUserDynamicSource"
         [key]="key"
         [valueType]="valueType"
         [displayUserParameters]="displayUserParameters"

@@ -43,6 +43,8 @@ export class FilterPredicateComponent implements ControlValueAccessor, OnInit {
 
   @Input() displayUserParameters = true;
 
+  @Input() allowUserDynamicSource = true;
+
   filterPredicateFormGroup: FormGroup;
 
   type: FilterPredicateType;

@@ -70,6 +70,7 @@
         </mat-form-field>
       </section>
       <tb-filter-predicate-list *ngIf="keyFilterFormGroup.get('valueType').value"
+                                [allowUserDynamicSource]="data.allowUserDynamicSource"
                                 [displayUserParameters]="data.displayUserParameters"
                                 [valueType]="keyFilterFormGroup.get('valueType').value"
                                 [key]="keyFilterFormGroup.get('key.key').value"

@@ -40,6 +40,7 @@ export interface KeyFilterDialogData {
   keyFilter: KeyFilterInfo;
   isAdd: boolean;
   displayUserParameters: boolean;
+  allowUserDynamicSource: boolean;
   readonly: boolean;
   telemetryKeysOnly: boolean;
 }

@@ -16,65 +16,77 @@
 
 -->
 <section fxLayout="column" [formGroup]="keyFilterListFormGroup">
-  <mat-expansion-panel [expanded]="true">
-    <mat-expansion-panel-header>
-      <mat-panel-title>
-        <div translate>filter.key-filters</div>
-      </mat-panel-title>
-    </mat-expansion-panel-header>
-    <div fxLayout="row">
-      <span fxFlex="8"></span>
-      <div fxLayout="row" fxLayoutAlign="start center" fxFlex="92">
-        <label fxFlex translate class="tb-title no-padding">filter.key-name</label>
-        <label fxFlex translate class="tb-title no-padding">filter.key-type.key-type</label>
-        <span [fxShow]="!disabled" style="min-width: 80px;">&nbsp;</span>
-        <span [fxShow]="disabled" style="min-width: 40px;">&nbsp;</span>
-      </div>
-    </div>
-    <mat-divider></mat-divider>
-    <div class="key-filter-list">
-      <div fxLayout="row" fxLayoutAlign="start center" style="max-height: 40px;"
-           formArrayName="keyFilters"
-           *ngFor="let keyFilterControl of keyFiltersFormArray().controls; let $index = index">
-        <div fxFlex="8" class="filters-operation">
-          <span *ngIf="$index > 0" translate>filter.operation.and</span>
+  <mat-accordion [multi]="true">
+    <mat-expansion-panel [expanded]="true">
+      <mat-expansion-panel-header>
+        <mat-panel-title>
+          <div translate>filter.key-filters</div>
+        </mat-panel-title>
+      </mat-expansion-panel-header>
+      <div fxLayout="row">
+        <span fxFlex="8"></span>
+        <div fxLayout="row" fxLayoutAlign="start center" fxFlex="92">
+          <label fxFlex translate class="tb-title no-padding">filter.key-name</label>
+          <label fxFlex translate class="tb-title no-padding">filter.key-type.key-type</label>
+          <span [fxShow]="!disabled" style="min-width: 80px;">&nbsp;</span>
+          <span [fxShow]="disabled" style="min-width: 40px;">&nbsp;</span>
         </div>
-        <div fxLayout="column" fxFlex="92">
-          <div fxLayout="row" fxLayoutAlign="start center" fxFlex>
-            <div fxFlex>{{ keyFilterControl.value.key.key }}</div>
-            <div fxFlex translate>{{ entityKeyTypeTranslations.get(keyFilterControl.value.key.type) }}</div>
-            <button mat-icon-button color="primary"
-                    type="button"
-                    (click)="editKeyFilter($index)"
-                    matTooltip="{{ (disabled ? 'filter.key-filter' : 'filter.edit-key-filter') | translate }}"
-                    matTooltipPosition="above">
-              <mat-icon>{{disabled ? 'more_vert' : 'edit'}}</mat-icon>
-            </button>
-            <button mat-icon-button color="primary"
-                    [fxShow]="!disabled"
-                    type="button"
-                    (click)="removeKeyFilter($index)"
-                    matTooltip="{{ 'filter.remove-key-filter' | translate }}"
-                    matTooltipPosition="above">
-              <mat-icon>close</mat-icon>
-            </button>
+      </div>
+      <mat-divider></mat-divider>
+      <div class="key-filter-list">
+        <div fxLayout="row" fxLayoutAlign="start center" style="max-height: 40px;"
+             formArrayName="keyFilters"
+             *ngFor="let keyFilterControl of keyFiltersFormArray().controls; let $index = index">
+          <div fxFlex="8" class="filters-operation">
+            <span *ngIf="$index > 0" translate>filter.operation.and</span>
+          </div>
+          <div fxLayout="column" fxFlex="92">
+            <div fxLayout="row" fxLayoutAlign="start center" fxFlex>
+              <div fxFlex>{{ keyFilterControl.value.key.key }}</div>
+              <div fxFlex translate>{{ entityKeyTypeTranslations.get(keyFilterControl.value.key.type) }}</div>
+              <button mat-icon-button color="primary"
+                      type="button"
+                      (click)="editKeyFilter($index)"
+                      matTooltip="{{ (disabled ? 'filter.key-filter' : 'filter.edit-key-filter') | translate }}"
+                      matTooltipPosition="above">
+                <mat-icon>{{disabled ? 'more_vert' : 'edit'}}</mat-icon>
+              </button>
+              <button mat-icon-button color="primary"
+                      [fxShow]="!disabled"
+                      type="button"
+                      (click)="removeKeyFilter($index)"
+                      matTooltip="{{ 'filter.remove-key-filter' | translate }}"
+                      matTooltipPosition="above">
+                <mat-icon>close</mat-icon>
+              </button>
+            </div>
+            <mat-divider></mat-divider>
           </div>
-          <mat-divider></mat-divider>
         </div>
+        <span [fxShow]="!keyFiltersFormArray().length"
+              fxLayoutAlign="center center" [ngClass]="{'disabled': disabled}"
+              class="no-data-found" translate>filter.no-key-filters</span>
+      </div>
+      <div style="margin-top: 16px;">
+        <button mat-button mat-raised-button color="primary"
+                [fxShow]="!disabled"
+                (click)="addKeyFilter()"
+                type="button"
+                matTooltip="{{ 'filter.add-key-filter' | translate }}"
+                matTooltipPosition="above">
+          {{ 'filter.add-key-filter' | translate }}
+        </button>
+      </div>
+    </mat-expansion-panel>
+    <mat-expansion-panel [expanded]="true">
+      <mat-expansion-panel-header>
+        <mat-panel-title>
+          <div translate>filter.preview</div>
+        </mat-panel-title>
+      </mat-expansion-panel-header>
+      <div class="tb-filter-preview">
+        <tb-filter-text [formControl]="keyFiltersControl"></tb-filter-text>
       </div>
-      <span [fxShow]="!keyFiltersFormArray().length"
-            fxLayoutAlign="center center" [ngClass]="{'disabled': disabled}"
-            class="no-data-found" translate>filter.no-key-filters</span>
-    </div>
-    <div style="margin-top: 16px;">
-      <button mat-button mat-raised-button color="primary"
-              [fxShow]="!disabled"
-              (click)="addKeyFilter()"
-              type="button"
-              matTooltip="{{ 'filter.add-key-filter' | translate }}"
-              matTooltipPosition="above">
-        {{ 'filter.add-key-filter' | translate }}
-      </button>
-    </div>
-  </mat-expansion-panel>
+    </mat-expansion-panel>
+  </mat-accordion>
 </section>

@@ -26,4 +26,17 @@
     color: #666;
     font-weight: 500;
   }
+  .tb-filter-preview {
+    padding: 8px;
+    border: 1px groove rgba(0, 0, 0, .25);
+    border-radius: 4px;
+  }
+}
+
+:host ::ng-deep {
+  .tb-filter-preview {
+    .tb-filter-text {
+      max-height: 200px;
+    }
+  }
 }

@@ -19,13 +19,18 @@ import {
   AbstractControl,
   ControlValueAccessor,
   FormArray,
-  FormBuilder,
+  FormBuilder, FormControl,
   FormGroup,
   NG_VALUE_ACCESSOR,
   Validators
 } from '@angular/forms';
 import { Observable, Subscription } from 'rxjs';
-import { EntityKeyType, entityKeyTypeTranslationMap, KeyFilterInfo } from '@shared/models/query/query.models';
+import {
+  EntityKeyType,
+  entityKeyTypeTranslationMap,
+  KeyFilter,
+  KeyFilterInfo, keyFilterInfosToKeyFilters
+} from '@shared/models/query/query.models';
 import { MatDialog } from '@angular/material/dialog';
 import { deepClone } from '@core/utils';
 import { KeyFilterDialogComponent, KeyFilterDialogData } from '@home/components/filter/key-filter-dialog.component';
@@ -48,12 +53,16 @@ export class KeyFilterListComponent implements ControlValueAccessor, OnInit {
 
   @Input() displayUserParameters = true;
 
+  @Input() allowUserDynamicSource = true;
+
   @Input() telemetryKeysOnly = false;
 
   keyFilterListFormGroup: FormGroup;
 
   entityKeyTypeTranslations = entityKeyTypeTranslationMap;
 
+  keyFiltersControl: FormControl;
+
   private propagateChange = null;
 
   private valueChangeSubscription: Subscription = null;
@@ -66,6 +75,7 @@ export class KeyFilterListComponent implements ControlValueAccessor, OnInit {
     this.keyFilterListFormGroup = this.fb.group({});
     this.keyFilterListFormGroup.addControl('keyFilters',
       this.fb.array([]));
+    this.keyFiltersControl = this.fb.control(null);
   }
 
   keyFiltersFormArray(): FormArray {
@@ -83,8 +93,10 @@ export class KeyFilterListComponent implements ControlValueAccessor, OnInit {
     this.disabled = isDisabled;
     if (this.disabled) {
       this.keyFilterListFormGroup.disable({emitEvent: false});
+      this.keyFiltersControl.disable({emitEvent: false});
     } else {
       this.keyFilterListFormGroup.enable({emitEvent: false});
+      this.keyFiltersControl.enable({emitEvent: false});
     }
   }
 
@@ -107,6 +119,8 @@ export class KeyFilterListComponent implements ControlValueAccessor, OnInit {
     } else {
       this.keyFilterListFormGroup.enable({emitEvent: false});
     }
+    const keyFiltersArray = keyFilterInfosToKeyFilters(keyFilters);
+    this.keyFiltersControl.patchValue(keyFiltersArray, {emitEvent: false});
   }
 
   public removeKeyFilter(index: number) {
@@ -155,6 +169,7 @@ export class KeyFilterListComponent implements ControlValueAccessor, OnInit {
         isAdd,
         readonly: this.disabled,
         displayUserParameters: this.displayUserParameters,
+        allowUserDynamicSource: this.allowUserDynamicSource,
         telemetryKeysOnly: this.telemetryKeysOnly
       }
     }).afterClosed();
@@ -167,5 +182,7 @@ export class KeyFilterListComponent implements ControlValueAccessor, OnInit {
     } else {
       this.propagateChange(null);
     }
+    const keyFiltersArray = keyFilterInfosToKeyFilters(keyFilters);
+    this.keyFiltersControl.patchValue(keyFiltersArray, {emitEvent: false});
   }
 }

@@ -24,7 +24,8 @@
       </mat-option>
     </mat-select>
   </mat-form-field>
-  <tb-filter-predicate-value fxFlex="60"
+  <tb-filter-predicate-value [allowUserDynamicSource]="allowUserDynamicSource"
+                             fxFlex="60"
                              [valueType]="valueType"
                              formControlName="value">
   </tb-filter-predicate-value>

@@ -40,6 +40,8 @@ export class NumericFilterPredicateComponent implements ControlValueAccessor, On
 
   @Input() disabled: boolean;
 
+  @Input() allowUserDynamicSource = true;
+
   @Input() valueType: EntityKeyValueType;
 
   numericFilterPredicateFormGroup: FormGroup;

@@ -28,7 +28,8 @@
     <mat-checkbox fxLayout="row" fxLayoutAlign="center" formControlName="ignoreCase" style="min-width: 70px;">
     </mat-checkbox>
   </div>
-  <tb-filter-predicate-value fxFlex="60"
+  <tb-filter-predicate-value [allowUserDynamicSource]="allowUserDynamicSource"
+                             fxFlex="60"
                              [valueType]="valueTypeEnum.STRING"
                              formControlName="value">
   </tb-filter-predicate-value>

@@ -40,6 +40,8 @@ export class StringFilterPredicateComponent implements ControlValueAccessor, OnI
 
   @Input() disabled: boolean;
 
+  @Input() allowUserDynamicSource = true;
+
   valueTypeEnum = EntityKeyValueType;
 
   stringFilterPredicateFormGroup: FormGroup;

@@ -32,6 +32,7 @@
       <div fxFlex fxLayout="column">
         <tb-key-filter-list
           [displayUserParameters]="false"
+          [allowUserDynamicSource]="false"
           [telemetryKeysOnly]="true"
           formControlName="keyFilters">
         </tb-key-filter-list>

@@ -25,7 +25,8 @@
         <mat-select formControlName="severity"
                     required
                     placeholder="{{ 'device-profile.select-alarm-severity' | translate }}">
-          <mat-option *ngFor="let alarmSeverity of alarmSeverities" [value]="alarmSeverity">
+          <mat-option *ngFor="let alarmSeverity of alarmSeverities" [value]="alarmSeverity"
+                       [disabled]="isDisabledSeverity(alarmSeverityEnum[alarmSeverity], $index)">
             {{ alarmSeverityTranslationMap.get(alarmSeverityEnum[alarmSeverity]) | translate }}
           </mat-option>
         </mat-select>

@@ -61,6 +61,8 @@ export class CreateAlarmRulesComponent implements ControlValueAccessor, OnInit,
 
   createAlarmRulesFormGroup: FormGroup;
 
+  private usedSeverities: AlarmSeverity[] = [];
+
   private valueChangeSubscription: Subscription = null;
 
   private propagateChange = (v: any) => { };
@@ -121,6 +123,7 @@ export class CreateAlarmRulesComponent implements ControlValueAccessor, OnInit,
     this.valueChangeSubscription = this.createAlarmRulesFormGroup.valueChanges.subscribe(() => {
       this.updateModel();
     });
+    this.updateUsedSeverities();
   }
 
   public removeCreateAlarmRule(index: number) {
@@ -149,12 +152,26 @@ export class CreateAlarmRulesComponent implements ControlValueAccessor, OnInit,
     };
   }
 
+  public isDisabledSeverity(severity: AlarmSeverity, index: number): boolean {
+    const usedIndex = this.usedSeverities.indexOf(severity);
+    return usedIndex > -1 && usedIndex !== index;
+  }
+
+  private updateUsedSeverities() {
+    this.usedSeverities = [];
+    const value: {severity: string, alarmRule: AlarmRule}[] = this.createAlarmRulesFormGroup.get('createAlarmRules').value;
+    value.forEach((rule, index) => {
+      this.usedSeverities[index] = AlarmSeverity[rule.severity];
+    });
+  }
+
   private updateModel() {
     const value: {severity: string, alarmRule: AlarmRule}[] = this.createAlarmRulesFormGroup.get('createAlarmRules').value;
     const createAlarmRules: {[severity: string]: AlarmRule} = {};
     value.forEach(v => {
       createAlarmRules[v.severity] = v.alarmRule;
     });
+    this.updateUsedSeverities();
     this.propagateChange(createAlarmRules);
   }
 }

@@ -26,6 +26,7 @@
       <mat-form-field floatLabel="always"
                       style="width: 600px;"
                       [fxShow]="expanded"
+                      (keydown)="!disabled ? $event.stopPropagation() : null;"
                       (click)="!disabled ? $event.stopPropagation() : null;">
         <mat-label>{{'device-profile.alarm-type' | translate}}</mat-label>
         <input required matInput formControlName="alarmType" placeholder="Enter alarm type">
@@ -90,9 +91,28 @@
         </div>
       </mat-panel-title>
     </mat-expansion-panel-header>
-    <mat-checkbox formControlName="propagate" style="padding-bottom: 16px;">
+    <mat-checkbox formControlName="propagate" style="display: block; padding-bottom: 16px;">
       {{ 'device-profile.propagate-alarm' | translate }}
     </mat-checkbox>
-    <div>TODO: Propagate relation types</div>
+    <section *ngIf="alarmFormGroup.get('propagate').value === true">
+      <mat-form-field floatLabel="always" class="mat-block">
+        <mat-label translate>device-profile.alarm-rule-relation-types-list</mat-label>
+        <mat-chip-list #relationTypesChipList [disabled]="disabled">
+          <mat-chip
+            *ngFor="let key of alarmFormGroup.get('propagateRelationTypes').value;"
+            (removed)="removeRelationType(key)">
+            {{key}}
+            <mat-icon matChipRemove>close</mat-icon>
+          </mat-chip>
+          <input matInput type="text" placeholder="{{'device-profile.alarm-rule-relation-types-list' | translate}}"
+                 style="max-width: 200px;"
+                 [matChipInputFor]="relationTypesChipList"
+                 [matChipInputSeparatorKeyCodes]="separatorKeysCodes"
+                 (matChipInputTokenEnd)="addRelationType($event)"
+                 [matChipInputAddOnBlur]="true">
+        </mat-chip-list>
+        <mat-hint innerHTML="{{ 'device-profile.alarm-rule-relation-types-list-hint' | translate }}"></mat-hint>
+      </mat-form-field>
+    </section>
   </mat-expansion-panel>
 </mat-expansion-panel>

@@ -27,6 +27,8 @@ import {
 } from '@angular/forms';
 import { AlarmRule, DeviceProfileAlarm } from '@shared/models/device.models';
 import { MatDialog } from '@angular/material/dialog';
+import { COMMA, ENTER, SEMICOLON } from '@angular/cdk/keycodes';
+import { MatChipInputEvent } from '@angular/material/chips';
 
 @Component({
   selector: 'tb-device-profile-alarm',
@@ -53,6 +55,8 @@ export class DeviceProfileAlarmComponent implements ControlValueAccessor, OnInit
   @Output()
   removeAlarm = new EventEmitter();
 
+  separatorKeysCodes = [ENTER, COMMA, SEMICOLON];
+
   expanded = false;
 
   private modelValue: DeviceProfileAlarm;
@@ -124,6 +128,35 @@ export class DeviceProfileAlarmComponent implements ControlValueAccessor, OnInit
     };
   }
 
+  removeRelationType(key: string): void {
+    const keys: string[] = this.alarmFormGroup.get('propagateRelationTypes').value;
+    const index = keys.indexOf(key);
+    if (index >= 0) {
+      keys.splice(index, 1);
+      this.alarmFormGroup.get('propagateRelationTypes').setValue(keys, {emitEvent: true});
+    }
+  }
+
+  addRelationType(event: MatChipInputEvent): void {
+    const input = event.input;
+    let value = event.value;
+    if ((value || '').trim()) {
+      value = value.trim();
+      let keys: string[] = this.alarmFormGroup.get('propagateRelationTypes').value;
+      if (!keys || keys.indexOf(value) === -1) {
+        if (!keys) {
+          keys = [];
+        }
+        keys.push(value);
+        this.alarmFormGroup.get('propagateRelationTypes').setValue(keys, {emitEvent: true});
+      }
+    }
+    if (input) {
+      input.value = '';
+    }
+  }
+
+
   private updateModel() {
     const value = this.alarmFormGroup.value;
     this.modelValue = {...this.modelValue, ...value};

@@ -453,6 +453,9 @@ function simpleKeyFilterPredicateToText(translate: TranslateService,
 }
 
 export function keyFilterInfosToKeyFilters(keyFilterInfos: Array<KeyFilterInfo>): Array<KeyFilter> {
+  if (!keyFilterInfos) {
+    return [];
+  }
   const keyFilters: Array<KeyFilter> = [];
   for (const keyFilterInfo of keyFilterInfos) {
     const key = keyFilterInfo.key;

@@ -834,6 +834,8 @@
         "advanced-settings": "Advanced settings",
         "alarm-rule-details": "Details",
         "propagate-alarm": "Propagate alarm",
+        "alarm-rule-relation-types-list": "Relation types to propagate",
+        "alarm-rule-relation-types-list-hint": "If Propagate relation types are not selected, alarms will be propagated without filtering by relation type.",
         "alarm-details": "Alarm details",
         "alarm-rule-condition": "Alarm rule condition",
         "enter-alarm-rule-condition-prompt": "Please add alarm rule condition",
@@ -1302,6 +1304,7 @@
          "ignore-case": "ignore case",
          "value": "Value",
          "remove-filter": "Remove filter",
+         "preview": "Filter preview",
          "no-filters": "No filters configured",
          "add-filter": "Add filter",
          "add-complex-filter": "Add complex filter",