All files / src/app/services twinpad-api.service.ts

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import { Injectable } from '@angular/core';
import { HttpClient, HttpHeaders, HttpParams } from '@angular/common/http';
import { Observable, interval, of, map, startWith, exhaustMap, timer } from 'rxjs';
 
import { Signal, SignalData, SignalsData, SignalSample, SignalValue, SampleStats, SignalStats } from '../models/signals';
import { TwinPadStatus, ServicesStatus, Slash } from '../models/status';
import { ListResponse } from '../models/response';
import { Device, DeviceSetup, Mode, DeviceState } from '../models/devices';
import { EventRule, Event } from '../models/events';
import { Campaign, Phase } from '../models/campaign';
 
import { environment } from '../../environments/environment';
 
import { catchError, switchMap } from 'rxjs/operators';
 
 
@Injectable({
  providedIn: 'root'
})
export class TwinpadApiService {
 
  apiUrl: string = environment['apiUrl'];
 
 
  constructor(private http: HttpClient) {
    Iif (!this.apiUrl){
      this.apiUrl = window.location.protocol+"//"+window.location.hostname.toLowerCase()+':5001';
    }
 
  }
 
  // Generic periodic function
  callPeriodically<T>(
    method: () => Observable<T>,
    period: number,
    initialDelay: number = 0
  ): Observable<T> {
    return new Observable(observer => {
      const subscription = timer(initialDelay).pipe(
        switchMap(() => interval(period).pipe(startWith(0))),
        exhaustMap(() =>
          method().pipe(
            catchError(err => {
              return new Observable<T>(subscriber => {
                subscriber.error(err);
                subscriber.complete();
              });
            })
          )
        )
      ).subscribe({
        next: value => observer.next(value),
        error: err => observer.error(err),
        complete: () => observer.complete()
      });
 
      return () => {
        subscription.unsubscribe();
      };
    });
  }
 
 
  getVersion(): Observable<Slash> {
    return this.http.get<Slash>(`${this.apiUrl}`);
  }
 
 
  getStatus(): Observable<TwinPadStatus> {
    return this.http.get<TwinPadStatus>(`${this.apiUrl}/status`).pipe(
      map((response: TwinPadStatus) => {
      // Deserialize response into TwinPadStatus instance. Move this to models?
      const services = Object.assign(new ServicesStatus('down'), response['services']);
      const status = Object.assign(new TwinPadStatus(services), response);
      status.services = services;
      return status;
    }),
      catchError(error => {
        console.error('Error fetching status:', error);
        // Return a custom object in case of error
        const services = new ServicesStatus("down");
        const status = new TwinPadStatus(services);
        return of(status);
      })
    );
  }
 
  getSignalStats(): Observable<SignalStats>{
    return this.http.get<SignalStats>(`${this.apiUrl}/signals/stats`);
  }
 
 
  getDevices(): Observable<Device[]> {
    return this.http.get<Device[]>(`${this.apiUrl}/devices`);
  }
 
  getDevice(device_id: string): Observable<Device> {
    return this.http.get<Device>(`${this.apiUrl}/devices/${device_id}`);
  }
 
  getDeviceSetups(): Observable<DeviceSetup[]> {
    return this.http.get<DeviceSetup[]>(`${this.apiUrl}/device-setups`);
  }
 
  getDeviceSetup(device_setup_id: string): Observable<DeviceSetup> {
    return this.http.get<DeviceSetup>(`${this.apiUrl}/device-setups/${device_setup_id}`);
  }
 
  deleteDeviceSetup(device_setup_id: string): Observable<DeviceSetup> {
    return this.http.delete<DeviceSetup>(`${this.apiUrl}/device-setups/${device_setup_id}`);
  }
 
  getDeviceStates(device_id: string, limit:number, offset:number = 0, sort_by: string): Observable<ListResponse<DeviceState>> {
    const params: HttpParams = new HttpParams({fromObject: {limit:limit, offset:offset, sort_by:sort_by}});
 
    return this.http.get<ListResponse<DeviceState>>(`${this.apiUrl}/devices/${device_id}/states`, {params: params});
  }
 
  getSignals(limit:number, offset:number=0, filter: string|null=null, device_id:string|null=null, signalIds:string[]|null=null): Observable<ListResponse<Signal>> {
    let params: HttpParams = new HttpParams({fromObject: {limit:limit, offset:offset}});
 
    if (device_id !== null){
      params = params.set("signal_id", "startswith:"+device_id);
    }
    if (signalIds !== null){
      params = params.set("signal_id", "in:["+signalIds.join(',')+']');
    }
    if (filter !== null){
      params = params.set("signal_id", "contains:"+filter);
    }
    return this.http.get<ListResponse<Signal>>(`${this.apiUrl}/signals`, {params:params}).pipe(
      map((response: ListResponse<Signal>) => {
        const signals = [];
        for (const item of response['items']){
          const device = Object.assign(new Device(), item['device']);
          const signal = Object.assign(new Signal(), item);
          signal.device = device;
          signals.push(signal);
        }
        response = Object.assign(new ListResponse(), response);
        response.items = signals;
        return response;
      })
    );
  }
 
 
  getSignal(signal_id: string): Observable<Signal> {
    return this.http.get<Signal>(`${this.apiUrl}/signals/${signal_id}`).pipe(
      map((response: Signal) => {
      // Deserialize
      return Object.assign(new Signal(), response);}));
  }
 
  getSignalData(signal_id: string, number_samples_max: number=5000): Observable<SignalData> {
    return this.http.get<SignalData>(`${this.apiUrl}/signals/${signal_id}/data`, {params:{number_samples_max:number_samples_max}});
  }
 
  getSignalNumberSamples(signal_id: string): Observable<SampleStats> {
    return this.http.get<SampleStats>(`${this.apiUrl}/signals/${signal_id}/number-samples`).pipe(
      map((response: SampleStats) => {
        return response;
      })
    );
  }
 
  getSignalsData(signal_ids: string[], number_samples_max: number=5000, min_timestamp: number|null=null, max_timestamp: number|null=null): Observable<SignalsData> {
    let params: HttpParams = new HttpParams({fromObject: {signal_ids:signal_ids, number_samples_max:number_samples_max}});
    if (min_timestamp !== null){
      params = params.set("min_timestamp", min_timestamp);
    }
    if (max_timestamp !== null){
      params = params.set("max_timestamp", max_timestamp);
    }
    return this.http.get<SignalsData>(`${this.apiUrl}/signals-data`, {params:params});
  }
 
  getSignalsDataWithInterestWindow(signal_ids: string[], windowMaxNumberSamples: number=300, outsideMaxNumberSamples : number=300,
                                   windowMinTs : number|null=null, windowMaxTs : number|null=null,
                                   minTimestamp:number|null=null, maxTimestamp:number|null=null): Observable<SignalsData> {
    let params: HttpParams = new HttpParams({fromObject: {signal_ids:signal_ids, window_number_samples_max:windowMaxNumberSamples, outside_number_samples_max:outsideMaxNumberSamples}});
    Eif (windowMinTs !== null){
      params = params.set("window_min_timestamp", windowMinTs);
    }
    Eif (windowMaxTs !== null){
      params = params.set("window_max_timestamp", windowMaxTs);
    }
    Eif (minTimestamp !== null){
      params = params.set("min_timestamp", minTimestamp);
    }
    Eif (maxTimestamp !== null){
      params = params.set("max_timestamp", maxTimestamp);
    }
 
    return this.http.get<SignalsData>(`${this.apiUrl}/signals-data/interest-window`, {params:params}).pipe(
      map((response: SignalsData) => { return SignalsData.deserialize(response); })
   );
  }
 
  getSignalValue(signal_id: string){
    return this.http.get<SignalSample>(`${this.apiUrl}/signals/${signal_id}/last-value`).pipe(
      map((response: SignalSample) => {
      // Deserialize
      return Object.assign(new SignalSample(), response);}));
 
  }
 
  getSignalFirstValue(signal_id: string){
    return this.http.get<SignalSample>(`${this.apiUrl}/signals/${signal_id}/first-value`).pipe(
      map((response: SignalSample) => {
      // Deserialize
      return Object.assign(new SignalSample(), response);}));
  }
 
  getSignalValues(signal_ids: string[]){
    const params: HttpParams = new HttpParams({fromObject: {signal_ids:signal_ids}});
    return this.http.get<SignalSample[]>(`${this.apiUrl}/signals/last-value`, {params:params}).pipe(
      map((response: SignalSample[]) => {
      // Deserialize
      const samples = [];
      for (const response_sample of response){
        samples.push(Object.assign(new SignalSample(), response_sample));}
      return samples;
    }));
  }
 
  getSignalFirstValues(signal_ids: string[]){
    const params: HttpParams = new HttpParams({fromObject: {signal_ids:signal_ids}});
    return this.http.get<SignalSample[]>(`${this.apiUrl}/signals/first-value`, {params:params}).pipe(
      map((response: SignalSample[]) => {
      // Deserialize
      const samples = [];
      for (const response_sample of response){
        samples.push(Object.assign(new SignalSample(), response_sample));}
      return samples;
    }));
  }
 
  changeDeviceMode(device: Device, newMode:Mode){
    return this.http.patch<Device>(`${this.apiUrl}/devices/${device.device_id}`, {mode_id: newMode.mode_id});
  }
 
  sendSignalCommand(signal: Signal, value:number|string|boolean, forced_value:number|string|boolean|null){
    return this.http.patch<SignalValue>(`${this.apiUrl}/signals/${signal.signal_id}`, {value: value, forced_value:forced_value});
  }
 
  sendSignalForcedValue(signal: Signal, forced_value:number|string|boolean){
    return this.http.patch<SignalValue>(`${this.apiUrl}/signals/${signal.signal_id}`, {forced_value: forced_value});
  }
 
  sendSignalUnforce(signal: Signal){
    return this.http.patch<SignalValue>(`${this.apiUrl}/signals/${signal.signal_id}`, {forced_value: null});
  }
 
  getEvents(limit:number, offset:number=0, sortBy:string[], timestamp_min:number|null=null, timestamp_max:number|null=null, eventRuleId:string|null=null): Observable<ListResponse<Event>> {
    let params = new HttpParams({fromObject:{limit:limit, offset:offset}});
    params = params.set("sort_by", sortBy.join(','));
    const timestamp_req: string[] = [];
    Iif (timestamp_min !== null){
      timestamp_req.push('gte:'+timestamp_min.toString());
    }
    Iif (timestamp_max !== null){
      timestamp_req.push('lte:'+timestamp_max.toString());
    }
    Iif (timestamp_req.length > 0){
      params = params.set("timestamp", timestamp_req.join('|'));
    }
    Iif (eventRuleId!==null){
      params = params.set("event_rule_id", eventRuleId);
    }
 
    return this.http.get<ListResponse<Event>>(`${this.apiUrl}/events`, {params:params});
  }
 
  getEvent(eventId: string): Observable<Event> {
    return this.http.get<Event>(`${this.apiUrl}/events/${eventId}`).pipe(
      map((response: Event) => {
        // Deserialize
        const eventRule = Object.assign(new EventRule(), response['event_rule']);
        const event = Object.assign(new Event(), response);
        event.event_rule = eventRule;
        return event;
      }));
  }
 
  getEventRules(limit:number, offset:number=0, sortBy:string[]): Observable<ListResponse<EventRule>> {
    let params = new HttpParams({fromObject:{limit:limit, offset:offset}});
    params = params.set("sort_by", sortBy.join(','));
 
    return this.http.get<ListResponse<EventRule>>(`${this.apiUrl}/event-rules`, {params:params});
  }
 
  getEventRule(eventRuleId: string): Observable<EventRule> {
    return this.http.get<EventRule>(`${this.apiUrl}/event-rules/${eventRuleId}`).pipe(
      map((response: EventRule) => {
        // Deserialize
        const event_rule = Object.assign(new EventRule(), response);
        return event_rule;
      }));
  }
 
  downloadSignalsDataZip(format: string, signal_ids: string[], min_timestamp: number|null=null, max_timestamp: number|null=null): Observable<Blob>{
    let params: HttpParams = new HttpParams({fromObject: {format: format, signal_ids:signal_ids}});
    if (min_timestamp !== null){
      params = params.set("min_timestamp", min_timestamp);
    }
    if (max_timestamp !== null){
      params = params.set("max_timestamp", max_timestamp);
    }
 
    return this.http.get<Blob>(`${this.apiUrl}/signals-data/export`, {params: params, responseType: 'blob' as 'json' }, );
  }
 
  getCampaigns(): Observable<Campaign[]>{
    return this.http.get<Campaign[]>(`${this.apiUrl}/campaigns`);
  }
 
  getCampaignById(campaignId: string): Observable<Campaign>{
    return this.http.get<Campaign>(`${this.apiUrl}/campaigns/${campaignId}`, {});
  }
 
  addCampaign(campaignName: string, campaignDescription?: string): Observable<object>{
    const options = { headers: new HttpHeaders().set('Content-type', 'application/json') };
    return this.http.post(`${this.apiUrl}/campaigns`, {"name": campaignName, "description": campaignDescription}, options);
  }
 
  editCampaign(campaignId: string, campaignName: string, campaignDescription?: string): Observable<object>{
    const options = { headers: new HttpHeaders().set('Content-type', 'application/json') };
    return this.http.patch(`${this.apiUrl}/campaigns/${campaignId}`, {"name": campaignName, "description": campaignDescription}, options);
  }
 
  deleteCampaign(campaignId: string): Observable<object>{
    return this.http.delete(`${this.apiUrl}/campaigns/${campaignId}`, {});
  }
 
  getPhases(campaignId: string): Observable<Phase[]>{
    return this.http.get<Phase[]>(`${this.apiUrl}/campaigns/${campaignId}/phases`);
  }
 
  getPhase(phaseId: string): Observable<Phase>{
    return this.http.get<Phase>(`${this.apiUrl}/phases/${phaseId}`);
  }
 
  addPhase(campaignId: string, phaseName: string, phaseDateStart: number, phaseDateEnd: number, phaseDescription?: string){
    const options = { headers: new HttpHeaders().set('Content-type', 'application/json') };
    return this.http.post(`${this.apiUrl}/phases`, {"name": phaseName, "description": phaseDescription, "start_at": phaseDateStart, "end_at": phaseDateEnd, "campaign_id": campaignId}, options);
  }
 
  editPhase(phaseName: string, phaseDateStart: number, phaseDateEnd: number, campaignId: string, phaseId?: string, phaseDescription?: string,){
    const options = { headers: new HttpHeaders().set('Content-type', 'application/json') };
    return this.http.patch(`${this.apiUrl}/phases/${phaseId}`, {"name": phaseName, "description": phaseDescription, "start_at": phaseDateStart, "end_at": phaseDateEnd, "campaign_id": campaignId}, options);
  }
 
  deletePhase(phaseId?: string){
    return this.http.delete(`${this.apiUrl}/phases/${phaseId}`, {});
  }
}