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import { TwinpadApiService } from '../../services/twinpad-api.service';
import { DurationOption, Signal, SignalSample } from '../../models/signals';
import { TableModule, TableRowReorderEvent } from 'primeng/table';
import { MultiSelectModule } from 'primeng/multiselect';
import { FormsModule } from '@angular/forms';
import { NgFor, NgIf } from '@angular/common';
import { Subscription } from 'rxjs';
import { DialogModule } from 'primeng/dialog';
import { SignalCardComponent } from '../signal-card/signal-card.component';
import { ButtonModule } from 'primeng/button';
import { ActivatedRoute, Router } from '@angular/router';
import { MultiSelectSignalsComponent } from '../multi-select-signals/multi-select-signals.component';
import { RefreshRateSelectorComponent } from '../refresh-rate-selector/refresh-rate-selector.component';
interface Column{
label: string;
field: string;
onSample: boolean;
}
interface Row{
signal: Signal;
sample: SignalSample;
}
@Component({
selector: 'app-signals-values-table',
imports: [TableModule, MultiSelectModule, FormsModule, NgFor, NgIf, DialogModule, SignalCardComponent, ButtonModule, MultiSelectSignalsComponent, RefreshRateSelectorComponent],
templateUrl: './signals-values-table.component.html',
styleUrl: './signals-values-table.component.scss'
})
export class SignalsValuesTableComponent implements OnInit, AfterViewInit, OnDestroy{
@ViewChild(MultiSelectSignalsComponent) multiSelectSignals!: MultiSelectSignalsComponent;
signalIdsToDisplay: string[];
signalsById: Map<string, Signal>;
samples: SignalSample[];
columns: Column[];
selectedColumns: Column[];
isLoading: boolean = true;
rows: Row[];
valuesSubscription: Subscription;
signalDialogVisible: boolean;
selectedSignal: Signal;
signalToDeviceName: Map<Signal, string>;
signalToDeviceSubscription: Map<Signal, Subscription>;
refreshTime: DurationOption;
lastGraphRefreshTs: number;
isResponseSlowerThanRefresh: boolean = false;
signalsSelectionLimit: number = 50;
constructor(private twinpadApiService: TwinpadApiService, private router: Router, private route: ActivatedRoute) {}
ngOnInit(): void {
this.rows = [];
this.signalsById = new Map();
this.columns = [
{field: 'value', label: 'Value', onSample:true},
{field: 'forced_value', label: 'Forced value', onSample:true},
{field: 'unit', label: 'Unit', onSample:false},
{field: 'frequency', label: 'Frequency', onSample:false},
{field: 'type', label: 'Type', onSample:false},
{field: 'precision_digits', label: 'Precision Digits', onSample:false}
];
this.selectedColumns = this.columns.slice(0, 3);
this.signalToDeviceName = new Map();
this.signalToDeviceSubscription = new Map();
}
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.route.fragment.subscribe(fragment => {
if(fragment) {
const el = document.getElementById(fragment);
if(el){
el.scrollIntoView({ behavior: 'smooth', block: 'start' });
}
}
});
}
onSignalsChange(){
for (const signalId of this.signalIdsToDisplay) {
this.twinpadApiService.getSignal(signalId).subscribe({
next: signal => {
Eif (signal !== undefined) {
this.signalsById.set(signalId, signal);
this.twinpadApiService.devicesBehaviorSubject$.subscribe({
next: (devices) => {
const device = devices.find(device => device.device_id === signalId.split('.')[0]);
Eif (device !== undefined) {
signal.device = device;
}
}
});
}
}
});
}
this.valuesSubscription?.unsubscribe();
this.valuesSubscription = this.twinpadApiService.callPeriodically(() => {return this.twinpadApiService.getSignalValues(this.signalIdsToDisplay);}, 1000 * this.refreshTime.duration)
.subscribe({next: (values)=>{
this.isResponseSlowerThanRefresh = Date.now() - (this.lastGraphRefreshTs + this.refreshTime.duration * 1000) > this.refreshTime.duration * 1000;
this.samples = values;
const rows = [];
for (let i=0; i<this.signalIdsToDisplay.length; i++){
const signal = this.signalsById.get(this.signalIdsToDisplay[i]);
Eif (signal !== undefined){
rows.push({sample: this.samples[i], signal:signal});
}
}
this.rows = rows;
this.lastGraphRefreshTs = Date.now();
}
});
this.getDeviceNameFromSignals();
}
getDeviceNameFromSignals() {
for (const signalId of this.signalIdsToDisplay) {
const signal = this.multiSelectSignals.signalsById.get(signalId);
Iif (signal !== undefined) {
this.signalToDeviceSubscription.set(signal, this.twinpadApiService.devicesBehaviorSubject$.subscribe({
next: devices => {
if (this.signalToDeviceName.get(signal) !== undefined) {
this.signalToDeviceSubscription.get(signal)?.unsubscribe();
return;
}
const device = devices.find(device => device.device_id === signalId.split('.')[0]);
if (device !== undefined) {
this.signalToDeviceName.set(signal, device.name);
}
}
})
);
}
}
}
handleSignalsLoaded() {
Eif (this.signalToDeviceName.size === 0) {
this.getDeviceNameFromSignals();
}
}
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();
}
}
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