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 deviceColors: any = ['#1565C0', '#2E7D32', '#EF6C00'];

  private mobileOsColors: any = ['#0D47A1', '#1976D2', '#64B5F6'];

  private iosColors: any = ['#1565C0', '#42A5F5', '#90CAF9'];

  private desktopOsColors: any = ['#1B5E20', '#388E3C', '#66BB6A'];

  private tabletOsColors: any = ['#E65100', '#FB8C00'];

  public chartOptions: Partial<ChartOptions> = {
          series: [
            {
              data: [
                { x: 'Mobile', y: 55, drilldown: 'mobile' },
                { x: 'Desktop', y: 33, drilldown: 'desktop' },
                { x: 'Tablet', y: 12, drilldown: 'tablet' },
              ],
            },
          ],
          chart: {
            type: 'donut',
            height: 420,
          },
          colors: this.deviceColors,
          legend: {
            position: 'bottom',
          },
          dataLabels: {
            enabled: true,
          },
          plotOptions: {
            pie: {
              donut: {
                size: '60%',
              },
            },
          },
          title: {
            text: 'Website Traffic by Device',
            align: 'left',
          },
          subtitle: {
            text: 'Click a slice to drill into its breakdown. Use the breadcrumb to go back.',
            align: 'left',
          },
          drilldown: {
            enabled: true,
            breadcrumb: {
              show: true,
              position: 'top-right',
              rootLabel: 'All Devices',
              separator: ' / ',
            },
            series: [
              {
                id: 'mobile',
                name: 'Mobile by OS',
                colors: this.mobileOsColors,
                data: [
                  { x: 'iOS', y: 30, drilldown: 'mobile-ios' },
                  { x: 'Android', y: 23 },
                  { x: 'Other', y: 2 },
                ],
              },
              {
                id: 'mobile-ios',
                name: 'iOS Versions',
                colors: this.iosColors,
                data: [
                  { x: 'iOS 17', y: 18 },
                  { x: 'iOS 16', y: 9 },
                  { x: 'iOS 15', y: 3 },
                ],
              },
              {
                id: 'desktop',
                name: 'Desktop by OS',
                colors: this.desktopOsColors,
                data: [
                  { x: 'Windows', y: 20 },
                  { x: 'macOS', y: 10 },
                  { x: 'Linux', y: 3 },
                ],
              },
              {
                id: 'tablet',
                name: 'Tablet by OS',
                colors: this.tabletOsColors,
                data: [
                  { x: 'iPadOS', y: 8 },
                  { x: 'Android', y: 4 },
                ],
              },
            ],
          },
        };
  ngAfterViewInit() {
    (window as any).ApexCharts.setLicense('APEX-eyJpc3N1ZURhdGUiOiIyMDI2LTA0LTE2IiwiZXhwaXJ5RGF0ZSI6IjIwNTItMDQtMTciLCJwbGFuIjoiZW50ZXJwcmlzZSIsImRvbWFpbnMiOlsiYXBleGNoYXJ0cy5jb20iLCIxMjcuMC4wLjEiXX0=');
  }

  ngOnDestroy() {
    // no cleanup needed
  }
}