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import { FormsModule } from '@angular/forms';
import { DatePipe, NgFor, NgIf } from '@angular/common';
import { ActivatedRoute, Router } from '@angular/router';
import { Subscription } from 'rxjs';
import { TableModule, TableRowReorderEvent } from 'primeng/table';
import { MultiSelectModule } from 'primeng/multiselect';
import { DialogModule } from 'primeng/dialog';
import { ButtonModule } from 'primeng/button';
import { Badge } from 'primeng/badge';
import { SliderModule } from 'primeng/slider';
import { SelectModule } from 'primeng/select';
import { SignalCardComponent } from '../signal-card/signal-card.component';
import { MultiSelectSignalsComponent } from '../multi-select-signals/multi-select-signals.component';
import { RefreshRateSelectorComponent } from '../refresh-rate-selector/refresh-rate-selector.component';
import { TwinpadApiService } from '../../services/twinpad-api.service';
import { DurationOption, Signal, SignalSample } from '../../models/signals';
import { getSeverity, getDistinctElements } from '../../utils/utils';
interface Column {
label: string;
field: string;
}
class FlatSignalAndSample extends Signal {
device_name: string;
timestamp: number;
value: number | string;
forced_value: number | string;
constructor(signal: Signal) {
super();
this.signal_id = signal.signal_id;
this.type = signal.type;
this.unit = signal.unit;
this.frequency = signal.frequency;
this.description = signal.description;
this.status = signal.status;
this.data_type = signal.data_type;
this.device = signal.device;
this.precision_digits = signal.precision_digits;
this.forcible = signal.forcible;
}
updateValues(sample: SignalSample) {
this.timestamp = sample?.timestamp;
this.value = sample?.value;
this.forced_value = sample?.forced_value;
}
}
@Component({
selector: 'app-signals-values-table',
imports: [TableModule, MultiSelectModule, FormsModule, NgFor, NgIf, DialogModule, SignalCardComponent, ButtonModule, MultiSelectSignalsComponent, RefreshRateSelectorComponent, Badge, DatePipe, SliderModule, SelectModule],
templateUrl: './signals-values-table.component.html',
styleUrl: './signals-values-table.component.scss'
})
export class SignalsValuesTableComponent implements OnInit, AfterViewInit, OnDestroy {
private twinpadApiService = inject(TwinpadApiService);
private router = inject(Router);
private route = inject(ActivatedRoute);
@ViewChild(MultiSelectSignalsComponent) multiSelectSignals!: MultiSelectSignalsComponent;
isLoading: boolean;
signalIdsToDisplay: string[];
extendedSignalsById: Map<string, FlatSignalAndSample>;
frequencies: number[] = [];
frequencyThresholds: number[] = [0, 0];
units: string[];
types: string[];
precisionDigits: string[];
statuses: string[];
columns: Column[];
selectedColumns: Column[];
rows: FlatSignalAndSample[];
selectedSignal: Signal | null = null;
signalDialogVisible: boolean;
valuesSubscription: Subscription;
signalToDeviceSubscription: Map<Signal, Subscription>;
refreshTime: DurationOption;
lastGraphRefreshTs: number;
isResponseSlowerThanRefresh: boolean = false;
signalsSelectionLimit: number = 50;
ngOnInit(): void {
this.rows = [];
this.extendedSignalsById = new Map();
this.signalToDeviceSubscription = new Map();
this.columns = [
{ field: 'value', label: 'Value' },
{ field: 'forced_value', label: 'Forced value' },
{ field: 'unit', label: 'Unit' },
{ field: 'frequency', label: 'Frequency' },
{ field: 'type', label: 'Type' },
{ field: 'precision_digits', label: 'Precision Digits' },
{ field: 'status', label: 'Status' }
];
this.selectedColumns = this.columns.slice(0, 3);
}
ngAfterViewInit(): void {
this.route.queryParams.subscribe(params => {
const signalIds = params["signal_id"];
if (signalIds) {
Eif (signalIds instanceof Array) {
this.signalIdsToDisplay = signalIds;
}
else {
this.signalIdsToDisplay = [signalIds];
}
this.onSignalsChange();
}
else {
this.signalIdsToDisplay = [];
}
});
}
showSignal(signal: Signal) {
this.selectedSignal = signal;
this.signalDialogVisible = true;
this.router.navigate([], {
fragment: signal.signal_id,
queryParamsHandling: 'preserve'
});
}
hideSignal() {
this.selectedSignal = null;
this.route.fragment.subscribe(fragment => {
if (fragment) {
const el = document.getElementById(fragment);
if (el) {
el.scrollIntoView({ behavior: 'smooth', block: 'end' });
}
}
});
}
onSignalsChange() {
this.isLoading = true;
this.twinpadApiService.getSignals(this.signalsSelectionLimit, 0, null, null, this.signalIdsToDisplay, null).subscribe({
next: signals => {
const rows = [];
for (const signal of signals.items) {
const newFlatSignal = new FlatSignalAndSample(signal);
this.extendedSignalsById.set(signal.signal_id, newFlatSignal);
rows.push(newFlatSignal);
}
this.rows = rows;
this.updateSliders();
this.getDeviceNameFromSignals();
this.updateValuesSubscription();
this.isLoading = false;
}
});
}
updateValuesSubscription() {
this.valuesSubscription?.unsubscribe();
this.valuesSubscription = this.twinpadApiService.callPeriodically(() => { return this.twinpadApiService.getSignalValues(this.signalIdsToDisplay); }, 1000 * this.refreshTime.duration)
.subscribe({
next: samples => {
this.isResponseSlowerThanRefresh = Date.now() - (this.lastGraphRefreshTs + this.refreshTime.duration * 1000) > this.refreshTime.duration * 1000;
for (let i = 0; i < this.signalIdsToDisplay.length; i++) {
const flatSignal = this.extendedSignalsById.get(this.signalIdsToDisplay[i]);
Eif (flatSignal !== undefined) {
flatSignal.updateValues(samples[i]);
}
}
this.lastGraphRefreshTs = Date.now();
}
});
}
getDeviceNameFromSignals() {
this.twinpadApiService.devicesBehaviorSubject$.subscribe({
next: devices => {
for (const signalId of this.signalIdsToDisplay) {
const flatSignal = this.extendedSignalsById.get(signalId);
Eif (flatSignal !== undefined) {
const device = devices.find(device => device.device_id === signalId.split('.')[0]);
Eif (device !== undefined) {
flatSignal.device_name = device.name;
}
}
}
}
});
}
getSeverity(status: string) {
return getSeverity(status);
}
handleSignalsLoaded() {
for (const flatSignal of this.extendedSignalsById.values()) {
if (flatSignal.device_name === undefined) {
this.getDeviceNameFromSignals();
return;
}
}
}
handleRefreshRateChange(selected: DurationOption) {
this.refreshTime = selected;
if (this.signalIdsToDisplay) {
this.onSignalsChange();
}
}
onRowReorder(event: TableRowReorderEvent) {
if (event.dragIndex !== undefined && event.dropIndex !== undefined) {
const elements = this.signalIdsToDisplay.splice(event.dragIndex, 1);
this.signalIdsToDisplay.splice(event.dropIndex, 0, elements[0]);
}
this.onSignalsChange();
}
ngOnDestroy() {
this.valuesSubscription?.unsubscribe();
}
updateSliders() {
this.frequencies = getDistinctElements(this.rows.map(flatSignal => flatSignal.frequency));
this.units = getDistinctElements(this.rows.map(flatSignal => flatSignal.unit ?? "")).filter(unit => unit !== "");
this.types = getDistinctElements(this.rows.map(flatSignal => flatSignal.type));
this.precisionDigits = getDistinctElements(this.rows.map(flatSignal => flatSignal.precision_digits?.toString() ?? "")).filter(unit => unit !== "");
this.statuses = getDistinctElements(this.rows.map(flatSignal => flatSignal.status.status));
this.frequencyThresholds[0] = this.getArrayMin(this.frequencies);
this.frequencyThresholds[1] = this.getArrayMax(this.frequencies);
}
getArrayMin(array: number[]): number {
return Math.min.apply(null, array);
}
getArrayMax(array: number[]): number {
return Math.max.apply(null, array);
}
}
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