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 mulberry32 = (seed: any): any => {
        return function () {
          seed |= 0
          seed = (seed + 0x6d2b79f5) | 0
          var t = Math.imul(seed ^ (seed >>> 15), 1 | seed)
          t = (t + Math.imul(t ^ (t >>> 7), 61 | t)) ^ t
          return ((t ^ (t >>> 14)) >>> 0) / 4294967296
        }
      };

  private STORES: any = [
        'Aurora',
        'Brookfield',
        'Cedar Park',
        'Dunwoody',
        'Eastvale',
        'Fairfield',
        'Glenview',
        'Harborside',
        'Ironwood',
        'Junction',
        'Kingsford',
        'Lakeshore',
        'Maplewood',
        'Northgate',
        'Oakhurst',
        'Pinecrest',
        'Quarry Bay',
        'Riverton',
      ];

  private rand: any = this.mulberry32(20260821);

  private gaugeSeries: any = this.STORES.map(function (store) {
        // Attainment 48..104%, a few clear laggards in the mix.
        var v = Math.round(48 + this.rand() * 56)
        return { name: 'Attainment', store: store, data: [Math.min(v, 100)] }
      });

  public chartOptions: Partial<ChartOptions> = {
          series: this.gaugeSeries,
          chart: {
            id: 'gaugeTrellis',
            type: 'radialBar',
            height: 560,
            animations: {
              enabled: false,
            },
          },
          trellis: {
            by: 'store',
            columns: 6,
            minPanelWidth: 150,
            gap: 8,
            panel: (key, meta) => {
              var s = this.gaugeSeries[meta.index]
              var v = s && s.data[0] ? s.data[0] : 0
              var color = v >= 85 ? '#15803D' : v >= 65 ? '#D97706' : '#DC2626'
              return { colors: [color] }
            },
          },
          plotOptions: {
            radialBar: {
              hollow: {
                size: '54%',
              },
              track: {
                background: '#E5E7EB',
              },
              dataLabels: {
                name: {
                  show: false,
                },
                value: {
                  show: true,
                  offsetY: 6,
                  fontSize: '15px',
                  fontWeight: 700,
                  formatter: (val) => {
                    return Math.round(Number(val)) + '%'
                  },
                },
              },
            },
          },
          stroke: {
            lineCap: 'round',
          },
          labels: ['Attainment'],
        };
  ngAfterViewInit() {
    (window as any).ApexCharts.setLicense('APEX-eyJleHBpcnlEYXRlIjoiMjEyNi0wNy0wNCIsImlzc3VlRGF0ZSI6IjIwMjYtMDctMjgiLCJwbGFuIjoicHJlbWl1bSIsImRvbWFpbnMiOlsiYXBleGNoYXJ0cy5jb20iLCIxMjcuMC4wLjEiLCJsb2NhbGhvc3QiXSwic2lnIjoieVBmb1VCc0Z3TU9ZdUEyaEZkR0I2Y1FtZ0JITUtXcVdJSjB2NVRESXRZbFR3eDJMUmh6R2x0RUc3VXJ4X0s3b25ZMWRZb2Z2VGItN01ydFYyNDVyOWcifQ==');
  }

  ngOnDestroy() {
    // no cleanup needed
  }
}