import { Component, AfterViewInit, OnDestroy, ViewChild } from '@angular/core';
import {
  ChartComponent,
  ApexAxisChartSeries,
  ApexNonAxisChartSeries,
  ApexChart,
  ApexXAxis,
  ApexYAxis,
  ApexTitleSubtitle,
  ApexDataLabels,
  ApexStroke,
  ApexFill,
  ApexLegend,
  ApexTooltip,
  ApexMarkers,
  ApexPlotOptions,
  ApexResponsive,
  ApexGrid,
  ApexAnnotations,
  ApexStates,
  ApexTheme,
  NgApexchartsModule,
} from 'ng-apexcharts';

export type ChartOptions = {
  series?: ApexAxisChartSeries | ApexNonAxisChartSeries;
  chart?: ApexChart;
  xaxis?: ApexXAxis;
  yaxis?: ApexYAxis | ApexYAxis[];
  title?: ApexTitleSubtitle;
  subtitle?: ApexTitleSubtitle;
  dataLabels?: ApexDataLabels;
  stroke?: ApexStroke;
  fill?: ApexFill;
  legend?: ApexLegend;
  tooltip?: ApexTooltip;
  markers?: ApexMarkers;
  plotOptions?: ApexPlotOptions;
  responsive?: ApexResponsive[];
  grid?: ApexGrid;
  annotations?: ApexAnnotations;
  states?: ApexStates;
  theme?: ApexTheme;
  colors?: string[];
  labels?: any;
};

@Component({
  selector: 'app-chart',
  standalone: true,
  imports: [NgApexchartsModule],
  templateUrl: './chart.component.html',
})
export class AppChart implements AfterViewInit, OnDestroy {
  @ViewChild('chart') chart!: ChartComponent;
  private SPECIES: any = [
          { name: 'Adelie', mean: 3700, sd: 460, n: 44 },
          { name: 'Chinstrap', mean: 3733, sd: 385, n: 34 },
          { name: 'Gentoo', mean: 5076, sd: 505, n: 40 },
        ];

  private swarm = (mean: any, sd: any, n: any, seed: any): any => {
          var out = []
          var s = seed >>> 0
          function u() {
            s = (s * 1664525 + 1013904223) >>> 0
            return s / 4294967296
          }
          for (var i = 0; i < n; i++) {
            var g = 0
            for (var k = 0; k < 6; k++) g += u()
            var z = (g - 3) / Math.sqrt(0.5)
            out.push(Math.round((mean + z * sd) / 25) * 25)
          }
          return out
        };

  private swarmSeries: any = this.SPECIES.map(function (sp, i) {
          return {
            name: sp.name,
            data: this.swarm(sp.mean, sp.sd, sp.n, 97 + i * 613).map(function (v, j) {
              return { name: sp.name + ' ' + (j + 1), value: v }
            }),
          }
        });

  public chartOptions: Partial<ChartOptions> = {
          series: this.swarmSeries,
          chart: {
            id: 'bodyMassSwarm',
            type: 'unit',
            height: 460,
            fontFamily: 'inherit',
            animations: {
              enabled: true,
              speed: 700,
            },
          },
          colors: ['#eb6834', '#4a3aa7', '#1baf7a'],
          legend: {
            position: 'bottom',
            markers: { radius: 12 },
          },
          plotOptions: {
            unit: {
              layout: 'scatter',
              size: 4.4,
              scatter: {
                orientation: 'vertical',
                spread: 'swarm',
                xMin: 2000,
                xMax: 6000,
                tickAmount: 5,
                xTitle: 'Body mass',
                xFormatter: (v) => {
                  return (v / 1000).toFixed(1) + ' kg'
                },
              },
            },
          },
          tooltip: {
            enabled: true,
          },
        };
  ngAfterViewInit() {
    (window as any).ApexCharts.setLicense('APEX-eyJleHBpcnlEYXRlIjoiMjEyNi0wNy0wNCIsImlzc3VlRGF0ZSI6IjIwMjYtMDctMjgiLCJwbGFuIjoicHJlbWl1bSIsImRvbWFpbnMiOlsiYXBleGNoYXJ0cy5jb20iLCIxMjcuMC4wLjEiLCJsb2NhbGhvc3QiXSwic2lnIjoieVBmb1VCc0Z3TU9ZdUEyaEZkR0I2Y1FtZ0JITUtXcVdJSjB2NVRESXRZbFR3eDJMUmh6R2x0RUc3VXJ4X0s3b25ZMWRZb2Z2VGItN01ydFYyNDVyOWcifQ==');
  }

  ngOnDestroy() {
    // no cleanup needed
  }
}