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;
  public chartOptions: Partial<ChartOptions> = {
          series: [
            {
              name: 'Males',
              data: [
                0.4, 0.65, 0.76, 0.88, 1.5, 2.1, 2.9, 3.8, 3.9, 4.2, 4, 4.3, 4.1, 4.2,
                4.5, 3.9, 3.5, 3,
              ],
            },
            {
              name: 'Females',
              data: [
                -0.8, -1.05, -1.06, -1.18, -1.4, -2.2, -2.85, -3.7, -3.96, -4.22, -4.3,
                -4.4, -4.1, -4, -4.1, -3.4, -3.1, -2.8,
              ],
            },
          ],
          chart: {
            type: 'bar',
            height: 440,
            stacked: true,
          },
          colors: ['#008FFB', '#FF4560'],
          plotOptions: {
            bar: {
              borderRadius: 5,
              borderRadiusApplication: 'end', // 'around', 'end'
              borderRadiusWhenStacked: 'all', // 'all', 'last'
              horizontal: true,
              barHeight: '80%',
            },
          },
          dataLabels: {
            enabled: false,
          },
          stroke: {
            width: 1,
            colors: ['#fff'],
          },
  
          grid: {
            xaxis: {
              lines: {
                show: false,
              },
            },
          },
          yaxis: {
            stepSize: 1,
          },
          tooltip: {
            shared: false,
            x: {
              formatter: (val) => {
                return val
              },
            },
            y: {
              formatter: (val) => {
                return Math.abs(val) + '%'
              },
            },
          },
          title: {
            text: 'Mauritius Population Pyramid 2024',
          },
          xaxis: {
            categories: [
              '85+',
              '80-84',
              '75-79',
              '70-74',
              '65-69',
              '60-64',
              '55-59',
              '50-54',
              '45-49',
              '40-44',
              '35-39',
              '30-34',
              '25-29',
              '20-24',
              '15-19',
              '10-14',
              '5-9',
              '0-4',
            ],
            title: {
              text: 'Percent',
            },
            labels: {
              formatter: (val) => {
                return Math.abs(Math.round(val)) + '%'
              },
            },
          },
        };
  ngAfterViewInit() {
    (window as any).ApexCharts.setLicense('APEX-eyJpc3N1ZURhdGUiOiIyMDI2LTA0LTE2IiwiZXhwaXJ5RGF0ZSI6IjIwNTItMDQtMTciLCJwbGFuIjoiZW50ZXJwcmlzZSIsImRvbWFpbnMiOlsiYXBleGNoYXJ0cy5jb20iLCIxMjcuMC4wLjEiXX0=');
  }

  ngOnDestroy() {
    // no cleanup needed
  }
}