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: true,
  panY: false,
  wheelX: "panX",
  wheelY: "zoomX",
  layout: root.verticalLayout
}));

chart.get("colors").set("step", 2);


// Create axes
// https://www.amcharts.com/docs/v5/charts/xy-chart/axes/

// Y axis #1
const valueAxisRenderer = am5xy.AxisRendererY.new(root, {
  inside: true
});

valueAxisRenderer.labels.template.setAll({
  centerY: am5.percent(100),
  maxPosition: 0.98
});

const valueAxis = chart.yAxes.push(am5xy.ValueAxis.new(root, {
  renderer: valueAxisRenderer,
  height: am5.percent(70)
}));

valueAxis.axisHeader.children.push(am5.Label.new(root, {
  text: "Value",
  fontWeight: "bold",
  paddingBottom: 5,
  paddingTop: 5
}));


// Y axis #2
const volumeAxisRenderer = am5xy.AxisRendererY.new(root, {
  inside: true
});

volumeAxisRenderer.labels.template.setAll({
  centerY: am5.percent(100),
  maxPosition: 0.98
});

const volumeAxis = chart.yAxes.push(am5xy.ValueAxis.new(root, {
  renderer: volumeAxisRenderer,
  height: am5.percent(30),
  layer: 5
}));

volumeAxis.axisHeader.set("paddingTop", 10);

volumeAxis.axisHeader.children.push(am5.Label.new(root, {
  text: "Volume",
  fontWeight: "bold",
  paddingTop: 5,
  paddingBottom: 5
}));


// X axis
const dateAxisRenderer = am5xy.AxisRendererX.new(root, {
  minorGridEnabled: true
});

dateAxisRenderer.labels.template.setAll({
  minPosition: 0.01,
  maxPosition: 0.99
});

const dateAxis = chart.xAxes.push(am5xy.GaplessDateAxis.new(root, {
  groupData: true,
  baseInterval: {
    timeUnit: "day",
    count: 1
  },
  renderer: dateAxisRenderer
}));

dateAxis.set("tooltip", am5.Tooltip.new(root, {}));


// Add series
// https://www.amcharts.com/docs/v5/charts/xy-chart/series/
const valueSeries1 = chart.series.push(am5xy.LineSeries.new(root, {
  name: "XTD",
  valueYField: "price1",
  calculateAggregates: true,
  valueYShow: "valueYChangeSelectionPercent",
  valueXField: "date",
  xAxis: dateAxis,
  yAxis: valueAxis,
  legendValueText: "{valueY}"
}));

const valueSeries2 = chart.series.push(am5xy.LineSeries.new(root, {
  name: "BTD",
  valueYField: "price2",
  calculateAggregates: true,
  valueYShow: "valueYChangeSelectionPercent",
  valueXField: "date",
  xAxis: dateAxis,
  yAxis: valueAxis,
  legendValueText: "{valueY}"
}));


// Add series tooltips
// https://www.amcharts.com/docs/v5/charts/xy-chart/series/#Tooltips
const valueTooltip = valueSeries1.set("tooltip", am5.Tooltip.new(root, {
  getFillFromSprite: false,
  getStrokeFromSprite: true,
  getLabelFillFromSprite: true,
  autoTextColor: false,
  pointerOrientation: "horizontal",
  labelText: "{name}: {valueY} {valueYChangePercent.formatNumber('[#00ff00]+#,###.##p|[#ff0000]#,###.##p|[#999999]0')}"
}));
valueTooltip.get("background").set("fill", root.interfaceColors.get("background"));

const valueTooltip2 = valueSeries2.set("tooltip", am5.Tooltip.new(root, {
  getFillFromSprite: false,
  getStrokeFromSprite: true,
  getLabelFillFromSprite: true,
  autoTextColor: false,
  pointerOrientation: "horizontal",
  labelText: "{name}: {valueY} {valueYChangePercent.formatNumber('[#00ff00]+#,###.##p|[#ff0000]#,###.##p|[#999999]0')}"
}));
valueTooltip2.get("background").set("fill", root.interfaceColors.get("background"));


const firstColor = chart.get("colors").getIndex(0);
const volumeSeries = chart.series.push(am5xy.ColumnSeries.new(root, {
  name: "XTD",
  fill: firstColor,
  stroke: firstColor,
  valueYField: "quantity",
  valueXField: "date",
  valueYGrouped: "sum",
  xAxis: dateAxis,
  yAxis: volumeAxis,
  legendValueText: "{valueY}",
  tooltip: am5.Tooltip.new(root, {
    labelText: "{valueY}"
  })
}));
volumeSeries.columns.template.setAll({
  strokeWidth: 0.2,
  strokeOpacity: 1,
  stroke: am5.color(0xffffff)
});


// Add legend to axis header
// https://www.amcharts.com/docs/v5/charts/xy-chart/axes/axis-headers/
// https://www.amcharts.com/docs/v5/charts/xy-chart/legend-xy-series/
const valueLegend = valueAxis.axisHeader.children.push(am5.Legend.new(root, {
  useDefaultMarker: true
}));
valueLegend.data.setAll([valueSeries1, valueSeries2]);


const volumeLegend = volumeAxis.axisHeader.children.push(am5.Legend.new(root, {
  useDefaultMarker: true
}));
volumeLegend.data.setAll([volumeSeries]);


// Stack axes vertically
// https://www.amcharts.com/docs/v5/charts/xy-chart/axes/#Stacked_axes
chart.leftAxesContainer.set("layout", root.verticalLayout);


// Add cursor
// https://www.amcharts.com/docs/v5/charts/xy-chart/cursor/
chart.set("cursor", am5xy.XYCursor.new(root, {}))


// Add scrollbar
// https://www.amcharts.com/docs/v5/charts/xy-chart/scrollbars/
const scrollbar = chart.set("scrollbarX", am5xy.XYChartScrollbar.new(root, {
  orientation: "horizontal",
  height: 50
}));

const sbDateAxis = scrollbar.chart.xAxes.push(am5xy.DateAxis.new(root, {
  groupData: true,
  groupIntervals: [{
    timeUnit: "week",
    count: 1
  }],
  baseInterval: {
    timeUnit: "day",
    count: 1
  },
  renderer: am5xy.AxisRendererX.new(root, {})
}));

const sbValueAxis = scrollbar.chart.yAxes.push(am5xy.ValueAxis.new(root, {
  renderer: am5xy.AxisRendererY.new(root, {})
}));

const sbSeries = scrollbar.chart.series.push(am5xy.LineSeries.new(root, {
  valueYField: "price1",
  valueXField: "date",
  xAxis: sbDateAxis,
  yAxis: sbValueAxis
}));

sbSeries.fills.template.setAll({
  visible: true,
  fillOpacity: 0.3
});


// Generate random data and set on series
// https://www.amcharts.com/docs/v5/charts/xy-chart/series/#Setting_data
const data = [];
let price1 = 1000;
let price2 = 2000;
let quantity = 10000;

for (var i = 1; i < 5000; i++) {
  price1 += Math.round((Math.random() < 0.5 ? 1 : -1) * Math.random() * 20);
  price2 += Math.round((Math.random() < 0.5 ? 1 : -1) * Math.random() * 20);

  if (price1 < 100) {
    price1 = 100;
  }

  if (price2 < 100) {
    price2 = 100;
  }

  quantity += Math.round((Math.random() < 0.5 ? 1 : -1) * Math.random() * 500);

  if (quantity < 0) {
    quantity *= -1;
  }
  data.push({
    date: new Date(2010, 0, i).getTime(),
    price1: price1,
    price2: price2,
    quantity: quantity
  });
}

valueSeries1.data.setAll(data);
valueSeries2.data.setAll(data);

volumeSeries.data.setAll(data);
sbSeries.data.setAll(data);


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