All files / src/app/components/signals-table signals-table.component.ts

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import { Component, Input, OnInit, inject } from '@angular/core';
import { ButtonModule } from 'primeng/button';
import { Table, TableLazyLoadEvent, TableModule, TablePageEvent } from 'primeng/table';
import { TagModule } from 'primeng/tag';
import { Signal } from '../../models/signals';
import { getSeverity } from '../../utils/utils';
import { ActivatedRoute, Router, RouterLink } from '@angular/router';
 
import { IconFieldModule } from 'primeng/iconfield';
import { InputIconModule } from 'primeng/inputicon';
import { InputTextModule } from 'primeng/inputtext';
import { FormsModule } from '@angular/forms';
 
import { TwinpadApiService } from '../../services/twinpad-api.service';
import { HttpErrorResponse } from '@angular/common/http';
import { ListResponse } from '../../models/response';
 
@Component({
  selector: 'app-signals-table',
  imports: [TableModule, ButtonModule, TagModule, RouterLink, IconFieldModule, InputIconModule, InputTextModule, FormsModule],
  templateUrl: './signals-table.component.html',
  styleUrl: './signals-table.component.scss'
})
export class SignalsTableComponent implements OnInit {
  private route = inject(ActivatedRoute);
  private router = inject(Router);
  private twinpadApiService = inject(TwinpadApiService);
 
  private _deviceId!: string;
  signals: ListResponse<Signal>;
  isLoading: boolean;
  searchValue: string | undefined;
  offset: number = 0;
  rows: number = 10;
  filter: string;
  sortField: string = "";
  sortOrder: number = 1;
  defaultRowOptions = [10, 20, 50];
  filteredRowsPerPageOptions: number[] = [];
  signalsError: HttpErrorResponse;
  @Input() set deviceId(value: string) {
    if (this._deviceId !== value) {
      this._deviceId = value;
      this.getData();
    }
  }
 
  ngOnInit(): void {
    this.route.queryParams.subscribe(params => {
      this.rows = params['rows'] ? +params['rows'] : 10;
      this.offset = params['offset'] ? +params['offset'] : 0;
    });
    this.updateRowsPerPageOptions();
    Eif (this.signals === undefined) {
      this.getData();
    }
  }
 
  getSeverity(status: string) {
    return getSeverity(status);
  }
 
  clear(table: Table) {
    table.clear();
  }
 
  clearFilter() {
    this.searchValue = this.filter = "";
    this.getData();
  }
 
  applyFilterGlobal($event: Event) {
    this.filter = ($event.target as HTMLInputElement).value;
    this.getData();
  }
 
  onTableEvent(event: TablePageEvent) {
    this.offset = event.first;
    this.rows = event.rows;
 
    this.router.navigate([], {
      queryParams: { offset: this.offset, rows: this.rows },
      queryParamsHandling: 'merge'
    });
  }
 
  updateRowsPerPageOptions() {
    this.filteredRowsPerPageOptions = [...new Set([...this.defaultRowOptions, this.rows])].sort((a, b) => a - b);
  }
 
  getData() {
    this.isLoading = true;
    this.twinpadApiService.getSignals(this.rows, this.offset, this.filter, this._deviceId, null, this.sortField !== "" ? this.sortField + ":" + this.sortOrder.toString() : null)
      .subscribe({
        next: (value) => {
          this.signals = value;
          this.isLoading = false;
        },
        error: (error) => {
          this.signalsError = error;
        }
      });
  }
 
  loadEvents(event: TableLazyLoadEvent) {
    this.isLoading = true;
    Eif (event.first !== null && event.first !== undefined) {
      this.offset = event.first;
    }
    Eif (event.rows !== null && event.rows !== undefined) {
      this.rows = event.rows;
    }
    if (event.sortField !== null && event.sortField !== undefined) {
      Iif (Array.isArray(event.sortField)) {
        this.sortField = event.sortField[0];
      }
      else {
        this.sortField = event.sortField;
      }
      this.sortOrder = event.sortOrder ?? 1;
    }
    else {
      this.sortField = "";
    }
 
    this.getData();
  }
}