alarm-dynamic-value.component.ts
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///
/// Copyright © 2016-2024 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 { Component, forwardRef, Input, OnInit } from '@angular/core';
import {
ControlValueAccessor,
UntypedFormBuilder,
UntypedFormGroup,
NG_VALUE_ACCESSOR,
} from '@angular/forms';
import {
DynamicValueSourceType,
dynamicValueSourceTypeTranslationMap,
getDynamicSourcesForAllowUser
} from '@shared/models/query/query.models';
@Component({
selector: 'tb-alarm-dynamic-value',
templateUrl: './alarm-dynamic-value.component.html',
providers: [{
provide: NG_VALUE_ACCESSOR,
useExisting: forwardRef(() => AlarmDynamicValue),
multi: true
}]
})
export class AlarmDynamicValue implements ControlValueAccessor, OnInit{
public dynamicValue: UntypedFormGroup;
public dynamicValueSourceTypes: DynamicValueSourceType[] = getDynamicSourcesForAllowUser(false);
public dynamicValueSourceTypeTranslations = dynamicValueSourceTypeTranslationMap;
private propagateChange = (v: any) => { };
@Input()
helpId: string;
@Input()
disabled: boolean;
constructor(private fb: UntypedFormBuilder) {
}
ngOnInit(): void {
this.dynamicValue = this.fb.group({
sourceType: [null, []],
sourceAttribute: [null]
})
this.dynamicValue.get('sourceType').valueChanges.subscribe(
(sourceType) => {
if (!sourceType) {
this.dynamicValue.get('sourceAttribute').patchValue(null, {emitEvent: false});
}
}
);
this.dynamicValue.valueChanges.subscribe(() => {
this.updateModel();
})
}
registerOnChange(fn: any): void {
this.propagateChange = fn;
}
registerOnTouched(fn: any): void {
}
writeValue(dynamicValue: {sourceType: string, sourceAttribute: string}): void {
if(dynamicValue) {
this.dynamicValue.patchValue(dynamicValue, {emitEvent: false});
}
}
setDisabledState(isDisabled: boolean): void {
this.disabled = isDisabled;
if (this.disabled) {
this.dynamicValue.disable({emitEvent: false});
} else {
this.dynamicValue.enable({emitEvent: false});
}
}
private updateModel() {
this.propagateChange(this.dynamicValue.value);
}
}