All files / src/app/components/multi-select-signals multi-select-signals.component.ts

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import { Component, EventEmitter, OnInit, OnChanges, Input, Output, inject } from '@angular/core';
import { TwinpadApiService } from '../../services/twinpad-api.service';
import { Signal, SignalsPreset, SignalGroup } from '../../models/signals';
import { MultiSelectModule } from 'primeng/multiselect';
import { FormsModule } from '@angular/forms';
import { Router, ActivatedRoute, Params } from '@angular/router';
import { Device } from '../../models/devices';
import { first } from 'rxjs';
import { deepCopy, areEqual, isId, formatPostProcessingSignal, arrayContains } from '../../utils/utils';
import { ButtonModule } from 'primeng/button';
import { PopoverModule } from 'primeng/popover';
import { SelectModule } from 'primeng/select';
import { InputTextModule } from 'primeng/inputtext';
import { FloatLabelModule } from 'primeng/floatlabel';
import { MessageModule } from 'primeng/message';
import { MessageService } from 'primeng/api';
 
 
@Component({
  selector: 'app-multi-select-signals',
  imports: [MultiSelectModule, FormsModule, ButtonModule, PopoverModule, InputTextModule, FloatLabelModule, SelectModule, MessageModule],
  templateUrl: './multi-select-signals.component.html',
  styleUrl: './multi-select-signals.component.scss'
})
export class MultiSelectSignalsComponent implements OnInit, OnChanges {
  private twinpadApiService = inject(TwinpadApiService);
  private router = inject(Router);
  private route = inject(ActivatedRoute);
  private messageService = inject(MessageService);
 
  @Input() selectionLimit: number | null = null;
  @Input() isLive: boolean = true;
  @Input() graphId: string = "";
  @Input() postProcessingMode: boolean = false;
  @Output() selectionChanged = new EventEmitter<string[]>();
  @Output() finishedLoadingSignals = new EventEmitter<boolean>();
  totalSignals: number = 0;
  isFiltering: boolean = false;
  signalIds: string[] = [];
  signalsById: Map<string, Signal>;
  signalIdsToDisplay: SignalGroup[] = [];
  signalIdsToPlot: string[] = [];
  loadedFromUrl: boolean = false;
  querySignalId: string = "signal_id";
 
  signalsPresets: SignalsPreset[] = [];
  selectedSignalsPreset: SignalsPreset | undefined;
  isSignalsPresetNew: boolean = true;
  isPresetNameValid: boolean = false;
  _newSignalsPresetName: string = "";
 
  set newSignalsPresetName(value: string) {
    this._newSignalsPresetName = value;
    this.isSignalsPresetNew = this.signalsPresets.find(signalsPreset => signalsPreset.name === value) === undefined;
    this.isPresetNameValid = value.length > 3;
  }
 
  get newSignalsPresetName() : string {
    return this._newSignalsPresetName;
  }
 
  ngOnInit(): void {
    this.signalIds = [];
    this.signalsById = new Map();
    this.querySignalId = `signal_id${this.graphId}`;
 
    this.route.queryParams.subscribe(params => {
      const signalIds = params[this.querySignalId];
      if (signalIds) {
        Eif (signalIds instanceof Array) {
          this.signalIdsToPlot = signalIds;
        }
        else {
          this.signalIdsToPlot = [signalIds];
        }
        Iif (!this.signalIds || this.signalIds.length == 0) {
          this.signalIds = deepCopy(this.signalIdsToPlot);
        }
        this.loadedFromUrl = true;
      }
      else {
        this.signalIdsToPlot = [];
      }
    });
 
    this.loadSignalIds(this.loadedFromUrl);
    this.loadSignalsPresets();
  }
 
  loadSignalIds(loadedFromUrl: boolean) {
    this.twinpadApiService.getSignalsIds().subscribe({
      next: signalIds => {
        for (const signalId of signalIds) {
          // This is done to not disturb the signals' order when they've been added from url query
          Iif (loadedFromUrl) {
            const index: number = this.signalIds.indexOf(signalId);
            if (index > -1) {
              this.signalIds.splice(index, 1);
            }
          }
          this.signalIds.push(signalId);
        }
        this.filterSignalIds();
        this.finishedLoadingSignals.emit(true);
      }
    });
  }
 
  filterSignalIds() {
    this.twinpadApiService.devicesBehaviorSubject$.pipe(first()).subscribe({
      next: devices => {
        if (devices.length === 0) {
          setTimeout(() => this.filterSignalIds(), 50);
          return;
        }
        this.twinpadApiService.getConfigNames().subscribe({
          next: configNames => {
            const signalsGroup: SignalGroup[] = [];
            const signalIds = deepCopy(this.signalIds);
 
            // First we're going to segregate every type of signals for easier processing
            const postProcessingSignals: string[] = [];
            const systemSignals: string[] = [];
            const v1ConfigSignals: string[] = [];
            const v2ConfigSignals: string[] = [];
            const deviceStatusSignals: string[] = [];
 
            for (const signalId of signalIds) {
              // First verify that every signal_id is valid and skip the invalid ones
              const splitSignal = signalId.split(".");
              Iif (splitSignal.length < 2) {
                continue;
              }
              const firstSegment = splitSignal[0];
              const secondSegment = splitSignal[1];
              // Post processing signals are separated since they have a complex naming scheme
              if (firstSegment === "post_processing") {
                postProcessingSignals.push(signalId);
                continue;
              }
              // Filter out the data storage's queue size and bandwidths
              if (firstSegment.includes("storage")) {
                systemSignals.push(signalId);
                continue;
              }
              // Due to previous lax naming policies, it is possible that v1 config devices don't have an ID as their device_id
              // Since only v2 configs should have the config_id in second position, if it's not the case, it's from a v1 config
              if (!isId(secondSegment)) {
                // Mode, load and status signals only refer to the device ID, they can be added to the device's signals
                if (arrayContains(["_MODE", "_LOAD", "_STATUS"], secondSegment)) {
                  deviceStatusSignals.push(signalId);
                }
                v1ConfigSignals.push(signalId);
                continue;
              }
              // We still check the signal's ticker to ensure it is not an ID for v2 configs
              Eif (splitSignal.length > 2 && !isId(splitSignal[2])) {
                v2ConfigSignals.push(signalId);
              }
            }
 
            const systemGroup: SignalGroup = {
              deviceName: "System",
              signals: systemSignals.map(signalId => {return {signalId: signalId, ticker: this.formatSystemSignal(signalId)};})
            };
 
            const postProcessingGroup: SignalGroup = {
              deviceName: "Post-processing",
              signals: postProcessingSignals.map(signalId => {return {signalId: signalId, ticker: formatPostProcessingSignal(signalId)[0]};})
            };
 
            if (this.isLive) {
              // In live mode, only display signals from up devices which should all be using a v2 config
              const upDevices: Device[] = devices.filter(device => device.status === "up");
              for (const device of upDevices) {
                const signals = v2ConfigSignals.filter(signalId =>
                  signalId.indexOf(device.device_id) === 0 &&
                  signalId.indexOf(device.config_id) === 13
                ).map(signalId => {
                  const splitSignalId = signalId.split(".");
                  return {
                    signalId: signalId,
                    ticker: splitSignalId[2]
                  };
                });
                // Add device status signals (mode, load, status)
                signals.push(...deviceStatusSignals.filter(signalId =>
                  signalId.indexOf(device.device_id) === 0
                ).map(signalId => {
                  return {
                    signalId: signalId,
                    ticker: signalId.split(".")[1],
                  };
                }));
                signalsGroup.push({
                  deviceName: `${device.name} (#${device.device_id.slice(8)})`,
                  signals: signals,
                });
              }
            }
            else {
              // When not live, it should still be possible to plot signals from v1 configs
              // The received configs are v2 since they are the only ones saved in this table, which allows us to put every v2 signal here
              for (const config of configNames) {
                const configsSignal = v2ConfigSignals.filter(signalId =>
                  signalId.indexOf(config.target_device_id) === 0 &&
                  signalId.indexOf(config.config_id) === 13
                );
                if (configsSignal.length === 0) {
                  continue;
                }
                signalsGroup.push({
                  deviceName: `${config.device_name} (${config.config_name})`,
                  signals: configsSignal.map(signalId => {
                    return {
                      signalId: signalId,
                      ticker: signalId.split(".")[2]
                    };
                  })
                });
              }
 
              // Since devices could have kept the same device_id but now run a v2 config, only use the device_id to name it
              // Here, we split the v1 signal_ids by device_id
              const signalIdsByDevice: Map<string, string[]> = new Map;
              for (const signalId of v1ConfigSignals) {
                const deviceId = signalId.split(".")[0];
                const devicesSignalId = signalIdsByDevice.get(deviceId) ?? [];
                devicesSignalId.push(signalId);
                signalIdsByDevice.set(deviceId, devicesSignalId);
              }
 
              // Once the signal_ids are grouped, add them to the list under their respective device
              for (const [deviceId, signalIds] of signalIdsByDevice.entries()) {
                signalsGroup.push({
                  deviceName: `Old device (#${deviceId})`,
                  signals: signalIds.map(signalId => {
                    return {
                      signalId: signalId,
                      ticker: signalId.split(".")[1]
                    };
                  })
                });
              }
            }
            signalsGroup.push(postProcessingGroup);
            signalsGroup.push(systemGroup);
            this.signalIdsToDisplay = signalsGroup;
            this.cleanSelectedSignals();
          }
        });
      }
    });
  }
 
  loadSignalsPresets() {
    this.twinpadApiService.getUserSignalsPresets().subscribe({
      next: signalsPresets => {
        this.signalsPresets = signalsPresets;
      }
    });
  }
 
  ngOnChanges() {
    this.filterSignalIds();
  }
 
  cleanSelectedSignals() {
    const newSelection = this.signalIdsToPlot.filter(signalId =>
      this.signalIdsToDisplay.filter(signalGroup =>
        signalGroup.signals.filter(signalDisplay => signalDisplay.signalId === signalId).length !== -1
      )
    );
    Iif (!areEqual(this.signalIdsToPlot, newSelection)) {
      this.onChangeSelection(newSelection);
    }
  }
 
  onChangeSelection(newSelection: string[]){
    this.route.queryParams.subscribe(queryParams => {
      const params: Params = {};
      const signal_id_string = this.querySignalId;
      for (const [key, value] of Object.entries(queryParams)) {
        Iif (key !== signal_id_string) {
          params[key] = value;
        }
      }
      params[signal_id_string] = newSelection;
      this.router.navigate([], {
        queryParams: params
      });
    });
  }
 
  formatSystemSignal(signalId: string): string {
    const cleanId = signalId.replaceAll("_", " ");
    const splitSignalId = cleanId.split(".");
    const service_name = splitSignalId[0];
    const cleanTicker = (splitSignalId[splitSignalId.length - 1] ?? "unknown ticker").toLowerCase();
    return `${service_name}'s ${cleanTicker}`;
  }
 
  saveSignalsPreset() {
    if (this.isSignalsPresetNew) {
      this.createSignalsPreset();
    }
    else {
      let existingSignalsPreset = this.signalsPresets.find(signalsPreset => signalsPreset.name === this._newSignalsPresetName);
      Iif (existingSignalsPreset === undefined) {
        this.createSignalsPreset();
        return;
      }
      existingSignalsPreset.signal_ids = this.signalIdsToPlot;
      this.twinpadApiService.updateSignalsPreset(existingSignalsPreset).subscribe({
        next: updatedSignalsPreset => {
          existingSignalsPreset = updatedSignalsPreset;
          this.messageService.add({ severity: 'success', summary: 'Preset edit successful', detail: `Preset ${this._newSignalsPresetName} has been edited` });
 
          this.loadSignalsPresets();
        },
        error: err => {
          this.messageService.add({ severity: 'error', summary: 'Preset edit failed', detail: err.error.detail });
        }
      });
    }
  }
 
  createSignalsPreset() {
    this.twinpadApiService.createSignalsPreset(this._newSignalsPresetName, this.signalIdsToPlot).subscribe({
      next: newSignalsPresetId => {
        this.isSignalsPresetNew = false;
        const newSignalsPreset = new SignalsPreset();
        newSignalsPreset.id = newSignalsPresetId;
        newSignalsPreset.name = this._newSignalsPresetName;
        newSignalsPreset.signal_ids = this.signalIdsToPlot;
        this.signalsPresets.push(newSignalsPreset);
        this.messageService.add({ severity: 'success', summary: 'Preset creation successful', detail: `Preset ${this._newSignalsPresetName} has been created` });
 
        this.loadSignalsPresets();
      },
      error: err => {
        this.messageService.add({ severity: 'error', summary: 'Preset creation failed', detail: err.error.detail });
      }
    });
  }
 
  loadSignalsPreset() {
    this.onChangeSelection(this.selectedSignalsPreset?.signal_ids ?? []);
  }
 
  deletePreset() {
    Iif (this.selectedSignalsPreset === undefined) {
      return;
    }
    this.twinpadApiService.deleteSignalsPreset(this.selectedSignalsPreset.id).subscribe({
      next: wasDeleted => {
        Iif (this.selectedSignalsPreset === undefined) {
          return;
        }
        Eif (wasDeleted) {
          this.messageService.add({ severity: 'success', summary: 'Preset deletion successful', detail: `Preset ${this.selectedSignalsPreset.name} has been deleted` });
          this.selectedSignalsPreset = undefined;
        }
        else {
          this.messageService.add({ severity: 'error', summary: 'Preset deletion failed', detail: `Preset ${this.selectedSignalsPreset.name} failed to be deleted` });
        }
        this.loadSignalsPresets();
      },
      error: err => {
        this.messageService.add({ severity: 'error', summary: 'Preset deletion failed', detail: err.error.detail });
      }
    });
  }
}