import * as am5 from "@amcharts/amcharts5";
import * as am5xy from "@amcharts/amcharts5/xy";
import am5themes_Animated from "@amcharts/amcharts5/themes/Animated";


// Create root element
// https://www.amcharts.com/docs/v5/getting-started/#Root_element
const root = am5.Root.new("chartdiv");


// Set themes
// https://www.amcharts.com/docs/v5/concepts/themes/
root.setThemes([
  am5themes_Animated.new(root)
]);


// Create chart
// https://www.amcharts.com/docs/v5/charts/xy-chart/
const chart = root.container.children.push(am5xy.XYChart.new(root, {
  panX: false,
  panY: false,
  wheelX: "panX",
  wheelY: "zoomX",
  layout: root.verticalLayout
}));

// Add scrollbar
// https://www.amcharts.com/docs/v5/charts/xy-chart/scrollbars/
chart.set("scrollbarX", am5.Scrollbar.new(root, {
  orientation: "horizontal"
}));

const data = [{
  "year": "2021",
  "europe": 2.5,
  "namerica": 2.5,
  "asia": 2.1,
  "lamerica": 1,
  "meast": 0.8,
  "africa": 0.4
}, {
  "year": "2022",
  "europe": 2.6,
  "namerica": 2.7,
  "asia": 2.2,
  "lamerica": 0.5,
  "meast": 0.4,
  "africa": 0.3
}, {
  "year": "2023",
  "europe": 2.8,
  "namerica": 2.9,
  "asia": 2.4,
  "lamerica": 0.3,
  "meast": 0.9,
  "africa": 0.5
}]


// Create axes
// https://www.amcharts.com/docs/v5/charts/xy-chart/axes/
const xAxis = chart.xAxes.push(am5xy.CategoryAxis.new(root, {
  categoryField: "year",
  renderer: am5xy.AxisRendererX.new(root, {}),
  tooltip: am5.Tooltip.new(root, {})
}));

xAxis.data.setAll(data);

const yAxis = chart.yAxes.push(am5xy.ValueAxis.new(root, {
  min: 0,
  max: 100,
  numberFormat: "#'%'",
  strictMinMax: true,
  calculateTotals: true,
  renderer: am5xy.AxisRendererY.new(root, {})
}));


// Add legend
// https://www.amcharts.com/docs/v5/charts/xy-chart/legend-xy-series/
const legend = chart.children.push(am5.Legend.new(root, {
  centerX: am5.p50,
  x: am5.p50
}));


// Add series
// https://www.amcharts.com/docs/v5/charts/xy-chart/series/
function makeSeries(name, fieldName) {
  const series = chart.series.push(am5xy.ColumnSeries.new(root, {
    name: name,
    stacked: true,
    xAxis: xAxis,
    yAxis: yAxis,
    valueYField: fieldName,
    valueYShow: "valueYTotalPercent",
    categoryXField: "year"
  }));

  series.data.setAll(data);

  // Make stuff animate on load
  // https://www.amcharts.com/docs/v5/concepts/animations/
  series.appear();

  series.bullets.push(() => {
    return am5.Bullet.new(root, {
      sprite: am5.Label.new(root, {
        text: "{valueYTotalPercent.formatNumber('#.#p')}",
        fill: root.interfaceColors.get("alternativeText"),
        centerY: am5.p50,
        centerX: am5.p50,
        populateText: true
      })
    });
  });

  legend.data.push(series);
}

makeSeries("Europe", "europe");
makeSeries("North America", "namerica");
makeSeries("Asia", "asia");
makeSeries("Latin America", "lamerica");
makeSeries("Middle East", "meast");
makeSeries("Africa", "africa");


// Make stuff animate on load
// https://www.amcharts.com/docs/v5/concepts/animations/#Forcing_appearance_animation
chart.appear(1000, 100);