D-Net

import { MapCountryData } from '../../domain/map-country-data';

declare var require: any;

import { Component, EventEmitter, Input, OnInit, Output, ViewEncapsulation } from '@angular/core';

import { CountryOverview, OverviewData } from '../../domain/overview-data';

import * as Highcharts from 'highcharts';

import MapModule from 'highcharts/modules/map';

import { DataService } from '../../services/data.service';

import { Router } from '@angular/router';

const mapWorld = require('@highcharts/map-collection/custom/world.geo.json');

const mapEurope = require('@highcharts/map-collection/custom/europe.geo.json');

MapModule(Highcharts);

@Component({

  selector: 'app-map-overview',

  templateUrl: './countries-map-overview.component.html',

  // styleUrls: ['./top-menu.component.css'],

  encapsulation: ViewEncapsulation.None

})

export class CountriesMapOverviewComponent implements OnInit {

  // @Input() countries: CountryOverview[];

  countries: CountryOverview[];

  @Output() emitSelectedCountry: EventEmitter<any> = new EventEmitter();

  activeView: string = 'publications';

  Highcharts: typeof Highcharts = Highcharts;

  chartMapOptions: Highcharts.Options;

  mapCountryData: MapCountryData[] = [];

  seriesColor: string = '#ff9800';

  seriesName: string = 'OA publications';

  europe: string[] = [];

  constructor(private dataService: DataService,

              private router: Router) {}

  ngOnInit(): void {

    if (this.isEmbedRoute()) {

      const body = document.getElementsByTagName('body')[0];

      body.classList.remove('header_sticky');

    }

    this.dataService.getOverviewData().subscribe(

      overviewData => {

        this.countries = overviewData.countries;

        this.europe = ['al', 'at', 'ba', 'be', 'by', 'bg', 'hr', 'cz', 'dk', 'ee', 'fi', 'fr', 'de', 'gr', 'hu', 'is', 'ie', 'it',

          'lv', 'lt', 'lu', 'mk', 'mt', 'md', 'me', 'nl', 'no', 'pl',  'pt', 'ro', 'rs', 'si',  'sk', 'es', 'se', 'ch', 'tr', 'ua', 'gb'];

        Highcharts.setOptions({

          lang: {

            // printChart: 'Aaaa',

            thousandsSep: ','

          }

        });

        this.loadMapCountryData();

        this.loadMap(this.mapCountryData, this.seriesColor, this.seriesName, this.europe);

      },

      error => {

        console.log(error);

      }

    );

    // this.Highcharts.chart.get('DE').zoomTo();

    // this.Highcharts.chart.mapZoom(0.2);

    // this.Highcharts.get('DE').zoomTo();

  }

  changeView(view: string) {

    this.activeView = view;

    this.loadMapCountryData();

    this.loadMap(this.mapCountryData, this.seriesColor, this.seriesName, this.europe);

    // this.updateMapData();

  }

  loadMapCountryData() {

    this.mapCountryData = [];

    for(let index in this.countries) {

      this.mapCountryData.push(this.overviewToMapData(this.countries[index]));

    }

    console.log(this.mapCountryData);

  }

  overviewToMapData(countryOverview: CountryOverview): MapCountryData {

    if (this.activeView === 'publications') {

      this.seriesColor = '#19647E';

      this.seriesName = 'OA publications';

      return {

        id: countryOverview.country,

        country: countryOverview.country,

        z: countryOverview.publications.oa

      };

    } else if (this.activeView === 'datasets') {

      this.seriesColor = '#019A85';

      this.seriesName = 'OA datasets';

      return {

        id: countryOverview.country,

        country: countryOverview.country,

        z: countryOverview.datasets.oa

      };

    } else if (this.activeView === 'repositories') {

      this.seriesColor = '#A03245';

      this.seriesName = 'OA repositories';

      return {

        id: countryOverview.country,

        country: countryOverview.country,

        z: countryOverview.repositories.oa

      };

    } else if (this.activeView === 'journals') {

      this.seriesColor = '#2B243C';

      this.seriesName = 'OA journals';

      return {

        id: countryOverview.country,

        country: countryOverview.country,

        z: countryOverview.journals.oa

      };

    } else {

      this.seriesColor = '#CC9139';

      this.seriesName = 'OA policies';

      return {

        id: countryOverview.country,

        country: countryOverview.country,

        z: countryOverview.policies.oa

      };

    }

  }

  loadMap(mapCountryData: MapCountryData[], seriesColor: string, seriesName: string, countryCodes: string[]) {

    this.chartMapOptions = {

      chart: {

        map: mapWorld,

        // map: mapEurope,

        events: {

          load: function() {

            this.series[0].data = this.series[0].data.map((el) => {

              if (countryCodes.includes(el['hc-key'])) {

                el.color = 'rgba(139,151,167,0.6)';

                return el;

              }

              return el;

            });

            this.update({

              series: [{

                data: this.series[0].data as Highcharts.SeriesMapbubbleDataOptions,

              } as Highcharts.SeriesMapbubbleOptions]

            });

            // this.mapZoom(0.24, 4518.24, -8188.36);

            this.mapZoom(0.24, this.get('Germany')['x'], this.get('Germany')['y']);

          },

          click: event => {

            if (event.target.hasOwnProperty('point')) {

              console.log(event.target['point']['name']);

              // this.countrySelected(event.target['point']['name']);

            }

          }

        }

      },

      lang: {

        thousandsSep: ',',

        decimalPoint: '.'

      },

      title: {

        text: ''

      },

      plotOptions: {

        series: {

          cursor: 'pointer',

          events: {

            click: event => {

              this.countrySelected(event.point.name);

            }

          }

        }

      },

      // subtitle: {

      //   text: 'Source map: <a href="http://code.highcharts.com/mapdata/custom/world.js">World, Miller projection, medium resolution</a>'

      // },

      // mapNavigation: {

      //   enabled: true,

      //   buttonOptions: {

      //     alignTo: 'spacingBox'

      //   }

      // },

      legend: {

        enabled: false

      },

      // colorAxis: {

      //   min: 0

      // },

      series: [{

        name: 'Countries',

        borderColor: '#fff',

        negativeColor: 'rgba(139,151,167,0.2)',

        enableMouseTracking: false,

        type: 'map'

        }, {

        name: seriesName,

        type: 'mapbubble',

        color: seriesColor,

        marker: {

          fillOpacity: 0.6,

          // states: {

          //   hover: {

          //     fillOpacity: 0.9

          //   }

          // }

        },

        joinBy: ['name', 'country'],

        states: {

          hover: {

            brightness: 0.7,

            borderWidth: 7

            // color: '#a4edba',

            // borderColor: 'gray'

          }

        },

        data : mapCountryData as Highcharts.SeriesMapbubbleDataOptions,

        dataLabels: {

          enabled: true,

          style: {

            color: '#fff',

            fontSize: '13px',

            fontWeight: 'bold',

            // textOutline: '1px #a1a1a1'

            textOutline: '1px #000'

          },

          allowOverlap: true,

          formatter: function() {

            // return this.point.z.toFixed(1) + '%';

            return this.point['z'].toLocaleString();

          }

        },

        // minSize: 4,

        // maxSize: '12%',

        tooltip: {

          headerFormat: '<span style="font-size: 120%; font-weight: bold; margin-bottom: 15px">{point.key}</span><br>',

          // pointFormat: '{point.properties.name}: {point.z:.1f}%'

          pointFormat: '{point.z} {series.name}',

        }

      } as Highcharts.SeriesMapbubbleOptions]

    };

  }

  countrySelected(countryName: string) {

    this.emitSelectedCountry.emit(countryName);

  }

  isEmbedRoute() {

    return (this.router.url === '/overview-map-embed');

  }

}