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: 'Solar',
              data: [42, 48, 51, 39, 55, 60, 58, 44, 50, 63, 66, 59, 52, 57],
            },
            {
              name: 'Wind',
              data: [28, 35, 22, 41, 33, 26, 38, 45, 31, 24, 36, 42, 29, 34],
            },
          ],
          chart: {
            height: 350,
            type: 'area',
          },
          dataLabels: {
            enabled: false,
          },
          stroke: {
            curve: 'smooth',
          },
          title: {
            text: 'Renewable Energy Generation',
            align: 'left',
          },
          xaxis: {
            type: 'datetime',
            categories: [
              '2025-06-01',
              '2025-06-02',
              '2025-06-03',
              '2025-06-04',
              '2025-06-05',
              '2025-06-06',
              '2025-06-07',
              '2025-06-08',
              '2025-06-09',
              '2025-06-10',
              '2025-06-11',
              '2025-06-12',
              '2025-06-13',
              '2025-06-14',
            ],
          },
          yaxis: {
            labels: {
              formatter: (val) => {
                return val + ' GWh'
              },
            },
          },
          tooltip: {
            x: {
              format: 'dd MMM yyyy',
            },
          },
        };
  ngAfterViewInit() {
    (window as any).ApexCharts.setLicense('APEX-eyJpc3N1ZURhdGUiOiIyMDI2LTA0LTE2IiwiZXhwaXJ5RGF0ZSI6IjIwNTItMDQtMTciLCJwbGFuIjoiZW50ZXJwcmlzZSIsImRvbWFpbnMiOlsiYXBleGNoYXJ0cy5jb20iLCIxMjcuMC4wLjEiXX0=');
  }

  ngOnDestroy() {
    // no cleanup needed
  }
}