snmp-device-transport-configuration.component.ts
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///
/// Copyright © 2016-2021 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, FormBuilder, FormGroup, NG_VALUE_ACCESSOR, Validators} from '@angular/forms';
import {Store} from '@ngrx/store';
import {AppState} from '@app/core/core.state';
import {coerceBooleanProperty} from '@angular/cdk/coercion';
import {
DeviceTransportConfiguration,
DeviceTransportType,
SnmpDeviceTransportConfiguration
} from '@shared/models/device.models';
@Component({
selector: 'tb-snmp-device-transport-configuration',
templateUrl: './snmp-device-transport-configuration.component.html',
styleUrls: [],
providers: [{
provide: NG_VALUE_ACCESSOR,
useExisting: forwardRef(() => SnmpDeviceTransportConfigurationComponent),
multi: true
}]
})
export class SnmpDeviceTransportConfigurationComponent implements ControlValueAccessor, OnInit {
snmpDeviceTransportConfigurationFormGroup: FormGroup;
private requiredValue: boolean;
get required(): boolean {
return this.requiredValue;
}
@Input()
set required(value: boolean) {
this.requiredValue = coerceBooleanProperty(value);
}
@Input()
disabled: boolean;
private propagateChange = (v: any) => {
};
constructor(private store: Store<AppState>,
private fb: FormBuilder) {
}
registerOnChange(fn: any): void {
this.propagateChange = fn;
}
registerOnTouched(fn: any): void {
}
ngOnInit() {
this.snmpDeviceTransportConfigurationFormGroup = this.fb.group({
configuration: [null, Validators.required]
});
this.snmpDeviceTransportConfigurationFormGroup.valueChanges.subscribe(() => {
this.updateModel();
});
}
setDisabledState(isDisabled: boolean): void {
this.disabled = isDisabled;
if (this.disabled) {
this.snmpDeviceTransportConfigurationFormGroup.disable({emitEvent: false});
} else {
this.snmpDeviceTransportConfigurationFormGroup.enable({emitEvent: false});
}
}
writeValue(value: SnmpDeviceTransportConfiguration | null): void {
this.snmpDeviceTransportConfigurationFormGroup.patchValue({configuration: value}, {emitEvent: false});
}
private updateModel() {
let configuration: DeviceTransportConfiguration = null;
if (this.snmpDeviceTransportConfigurationFormGroup.valid) {
configuration = this.snmpDeviceTransportConfigurationFormGroup.getRawValue().configuration;
configuration.type = DeviceTransportType.SNMP;
}
this.propagateChange(configuration);
}
}