visualize-one.component.ts

import { Component, OnInit, ViewChild, ElementRef } from '@angular/core';
import { GeneratorService } from '../services/generator.service';
import { DataService } from '../services/data.service';
import { VisualizeService } from '../services/visualize.service';
import { Router } from '@angular/router';
import { Chart } from 'chart.js';
import { Injectable } from '@angular/core';
import { HttpClient, HttpHeaders } from '@angular/common/http';
import 'rxjs/add/operator/map';
import { $ } from 'protractor';
import * as moment from 'moment';
import { MatDatepickerModule, MatDatepicker } from '@angular/material/datepicker';

@Component({
  selector: 'app-visualize-one',
  templateUrl: './visualize-one.component.html',
  styleUrls: ['./visualize-one.component.css']
})
export class VisualizeOneComponent implements OnInit {
  public generators$: Object;
  public chart$: Object;
  public genName$: any = null;
  public dataType$: any = null;
  public dataSig$: any = null;
  public unit$: any = null;
  public function$: any = null;
  public startTime$: any = null;
  public endTime$: any = null;
  public dataNames$;
  public laymanDataVal$: any = null;
  public chart: any = null;
  public signal$ = false;
  events: string[] = [];
  @ViewChild('time_span') timeSpan: ElementRef;
  @ViewChild('start_time') startTime: ElementRef;
  @ViewChild('end_time') endTime: ElementRef;

  constructor(public data: DataService, public graphData: VisualizeService, public genData: GeneratorService,
    private router: Router, private http: HttpClient) { }

  resetAndRemakeChart() {
    const genVal = localStorage.getItem('gen_id');
    const genCount = 1;
    this.signal$ = false;
    const funcVals = Array.prototype.slice.call(document.querySelectorAll('#func_select option:checked'), 0).map(function (v, i, a) {
      return v.value;
    });
    let funcVal = '';
    if (funcVals[0] !== '') {
      funcVal = funcVals[0] + '';
    } else {
      funcVal = 'invalid';
      this.signal$ = true;
    }

    const dataType = localStorage.getItem('data_type');
    let dataVal;
    if (dataType === null) {
      const dataVals = Array.prototype.slice.call(document.querySelectorAll('#data_select option:checked'), 0).map(function (v, i, a) {
        return v.value;
      });
      if (dataVals[0] !== null) {
        this.laymanDataVal$ = dataVal = dataVals[0] + '';
        dataVal = this.data.convertNames(dataVal, 'metric');
      } else {
        dataVal = 'invalid';
        this.signal$ = true;
      }
    } else {
      dataVal = dataType;
    }

    const startTime = this.startTime.nativeElement.value;
    const endTime = this.endTime.nativeElement.value;

    let timeStart;
    let timeEnd;
    if (startTime === '') {
      timeStart = 'invalid';
      this.signal$ = true;
    } else if (endTime === '') {
      timeEnd = 'invalid';
      this.signal$ = true;
    }
    const startArray = startTime.split('-');
    const endArray = endTime.split('-');
    let startNumArray;
    let endNumArray;
    if (startArray.length === 3 && endArray.length === 3) {
      startNumArray = [parseInt(startArray[0], 10), parseInt(startArray[1], 10), parseInt(startArray[2], 10)];
      endNumArray = [parseInt(endArray[0], 10), parseInt(endArray[1], 10), parseInt(endArray[2], 10)];
      if (startNumArray[0] === endNumArray[0]) { // if years are equal
        if (startNumArray[1] === endNumArray[1]) { // if months are equal
          if (startNumArray[2] <= endNumArray[2]) { // if start days are less than or equal
            timeStart = startArray[0] + '/' + startArray[1] + '/' + startArray[2] + '-00:00:00';
            timeEnd = endArray[0] + '/' + endArray[1] + '/' + endArray[2] + '-23:59:59';
          } else {
            timeStart = 'invalid';
            this.signal$ = true;
          }
        } else if (startNumArray[1] < endNumArray[1]) { // if start month is less
          timeStart = startArray[0] + '/' + startArray[1] + '/' + startArray[2];
          timeEnd = endArray[0] + '/' + endArray[1] + '/' + endArray[2];
        } else {
          timeStart = 'invalid';
          this.signal$ = true;
        }
      } else if (startNumArray[0] < endNumArray[0]) { // if start year is less
        timeStart = startArray[0] + '/' + startArray[1] + '/' + startArray[2];
        timeEnd = endArray[0] + '/' + endArray[1] + '/' + endArray[2];
      } else {
        timeStart = 'invalid';
        this.signal$ = true;
      }
    } else {
      timeStart = 'invalid';
      this.signal$ = true;
    }

    if (this.signal$ === false) {
      const jsonToken = localStorage.getItem('auth_token');
      const labels = [];
      const data = [];
      try {
        // create chart based on user input
        this.graphData.getDataForVis(jsonToken, timeStart, timeEnd, funcVal, localStorage.getItem('gen_id'), dataVal)
          .subscribe((graphData) => {
            this.chart$ = graphData;
            let sig;
            let count = 0;
            let realCount;
            for (let n = 0; n < (Object.keys(this.chart$['outputs'][0]['dps']).length); n++) {
              labels.push(this.chart$['outputs'][0]['dps'][n][0]);
              if (n === 0) {
                sig = this.chart$['outputs'][0]['dps'][n][0];
                count = 1;
              } else if (sig === this.chart$['outputs'][0]['dps'][n][0]) {
                realCount = count;
              } else {
                count++;
              }
            }
            for (let c = 0; c < genCount; c++) {
              const genData = [];
              for (let n = 0; n < (Object.keys(this.chart$['outputs'][0]['dps']).length); n++) {
                genData.push(this.chart$['outputs'][0]['dps'][n][c + 1]);
              }
              data.push(genData);
            }
            this.chart.destroy();
            this.chart = this.graphData.createChart(labels, data, [localStorage.getItem('gen_name')]);
            this.unit$ = this.data.getUnits(dataVal);
            this.startTime$ = startArray[1] + '/' + startArray[2] + '/' + startArray[0];
            this.endTime$ = endArray[1] + '/' + endArray[2] + '/' + endArray[0];
            this.function$ = funcVal;
          });
      } catch (err) {
        return err;
      }
    } else if (this.signal$ === true) {
      console.log('invalid entry');
    }
  }
  ngOnInit() {
    this.dataNames$ = this.data.getAllNames('layman');

    const jsonToken = localStorage.getItem('auth_token');
    try {
      this.genData.getGenerators(jsonToken).subscribe((genData) => {
        this.generators$ = genData;
        return this.generators$;
      });
    } catch (err) {
      return err;
    }

    const labels = [];
    const data = [];

    try {

      // create example chart
      let dataType = localStorage.getItem('data_type');
      if (dataType === null) {
        this.dataSig$ = true;
        dataType = 'oil.temp';
      } else {
        this.dataSig$ = false;
        this.dataType$ = this.data.convertNames(dataType, 'layman');
      }
      this.graphData.getDataForVis(jsonToken, '2019/03/13', '2019/03/14', 'sum', localStorage.getItem('gen_id'), dataType)
        .subscribe((graphData) => {
          this.chart$ = graphData;
          let count;
          for (let n = 0; n < (Object.keys(this.chart$['outputs'][0]['dps']).length); n++) {
            labels.push(this.chart$['outputs'][0]['dps'][n][0]);
            count = n;
          }
          for (let c = 0; c < 1; c++) {
            const genData = [];
            for (let n = 0; n < (Object.keys(this.chart$['outputs'][0]['dps']).length); n++) {
              genData.push(this.chart$['outputs'][0]['dps'][n][c + 1]);
            }
            data.push(genData);
          }
          this.laymanDataVal$ = 'Example Lube Oil Temperature';
          this.chart = this.graphData.createChart(labels, data, [localStorage.getItem('gen_name')]);
          this.unit$ = this.data.getUnits('oil.temp');
          this.startTime$ = '03/13/2019';
          this.endTime$ = '03/14/2019';
          this.function$ = 'sum';
          this.genName$ = localStorage.getItem('gen_name');
        });

    } catch (err) {
      return err;
    }
  }

}