137 lines
4.4 KiB
TypeScript
137 lines
4.4 KiB
TypeScript
///
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/// Copyright © 2016-2021 The Thingsboard Authors
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///
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/// Licensed under the Apache License, Version 2.0 (the "License");
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/// you may not use this file except in compliance with the License.
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/// You may obtain a copy of the License at
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///
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/// http://www.apache.org/licenses/LICENSE-2.0
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///
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/// Unless required by applicable law or agreed to in writing, software
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/// distributed under the License is distributed on an "AS IS" BASIS,
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/// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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/// See the License for the specific language governing permissions and
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/// limitations under the License.
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///
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import { Component, forwardRef, Input, OnDestroy, OnInit } from '@angular/core';
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import { ControlValueAccessor, FormBuilder, FormGroup, NG_VALUE_ACCESSOR } from '@angular/forms';
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import { isDefined } from '@core/utils';
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import {
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LegendConfig,
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LegendDirection,
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legendDirectionTranslationMap,
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LegendPosition,
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legendPositionTranslationMap
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} from '@shared/models/widget.models';
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import { Subscription } from 'rxjs';
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// @dynamic
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@Component({
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selector: 'tb-legend-config',
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templateUrl: './legend-config.component.html',
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styleUrls: [],
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providers: [
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{
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provide: NG_VALUE_ACCESSOR,
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useExisting: forwardRef(() => LegendConfigComponent),
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multi: true
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}
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]
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})
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export class LegendConfigComponent implements OnInit, OnDestroy, ControlValueAccessor {
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@Input() disabled: boolean;
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legendConfigForm: FormGroup;
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legendDirection = LegendDirection;
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legendDirections = Object.keys(LegendDirection);
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legendDirectionTranslations = legendDirectionTranslationMap;
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legendPosition = LegendPosition;
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legendPositions = Object.keys(LegendPosition);
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legendPositionTranslations = legendPositionTranslationMap;
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private legendSettingsFormChanges$: Subscription;
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private legendSettingsFormDirectionChanges$: Subscription;
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private propagateChange = (_: any) => {};
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constructor(private fb: FormBuilder) {
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}
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ngOnInit(): void {
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this.legendConfigForm = this.fb.group({
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direction: [null, []],
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position: [null, []],
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sortDataKeys: [null, []],
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showMin: [null, []],
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showMax: [null, []],
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showAvg: [null, []],
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showTotal: [null, []]
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});
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this.legendSettingsFormDirectionChanges$ = this.legendConfigForm.get('direction').valueChanges
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.subscribe((direction: LegendDirection) => {
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this.onDirectionChanged(direction);
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});
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this.legendSettingsFormChanges$ = this.legendConfigForm.valueChanges.subscribe(
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() => this.legendConfigUpdated()
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);
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}
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private onDirectionChanged(direction: LegendDirection) {
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if (direction === LegendDirection.row) {
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let position: LegendPosition = this.legendConfigForm.get('position').value;
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if (position !== LegendPosition.bottom && position !== LegendPosition.top) {
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position = LegendPosition.bottom;
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}
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this.legendConfigForm.patchValue({position}, {emitEvent: false}
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);
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}
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}
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ngOnDestroy(): void {
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if (this.legendSettingsFormDirectionChanges$) {
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this.legendSettingsFormDirectionChanges$.unsubscribe();
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this.legendSettingsFormDirectionChanges$ = null;
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}
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if (this.legendSettingsFormChanges$) {
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this.legendSettingsFormChanges$.unsubscribe();
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this.legendSettingsFormChanges$ = null;
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}
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}
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registerOnChange(fn: any): void {
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this.propagateChange = fn;
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}
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registerOnTouched(fn: any): void {
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}
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setDisabledState(isDisabled: boolean): void {
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this.disabled = isDisabled;
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if (this.disabled) {
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this.legendConfigForm.disable({emitEvent: false});
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} else {
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this.legendConfigForm.enable({emitEvent: false});
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}
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}
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writeValue(legendConfig: LegendConfig): void {
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if (legendConfig) {
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this.legendConfigForm.patchValue({
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direction: legendConfig.direction,
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position: legendConfig.position,
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sortDataKeys: isDefined(legendConfig.sortDataKeys) ? legendConfig.sortDataKeys : false,
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showMin: isDefined(legendConfig.showMin) ? legendConfig.showMin : false,
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showMax: isDefined(legendConfig.showMax) ? legendConfig.showMax : false,
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showAvg: isDefined(legendConfig.showAvg) ? legendConfig.showAvg : false,
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showTotal: isDefined(legendConfig.showTotal) ? legendConfig.showTotal : false
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}, {emitEvent: false});
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}
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this.onDirectionChanged(legendConfig.direction);
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}
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private legendConfigUpdated() {
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this.propagateChange(this.legendConfigForm.value);
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}
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}
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