import { createHashMap, isArray, defaults } from '../../../../../../zrender@6.0.0/node_modules/zrender/lib/core/util.mjs';
import '../../util/graphic.mjs';
import { makeInner } from '../../util/model.mjs';
import Rect from '../../../../../../zrender@6.0.0/node_modules/zrender/lib/graphic/shape/Rect.mjs';

var inner = makeInner();
function rectCoordAxisBuildSplitArea(axisView, axisGroup, axisModel, gridModel) {
  var axis = axisModel.axis;
  if (axis.scale.isBlank()) {
    return;
  }
  // TODO: TYPE
  var splitAreaModel = axisModel.getModel('splitArea');
  var areaStyleModel = splitAreaModel.getModel('areaStyle');
  var areaColors = areaStyleModel.get('color');
  var gridRect = gridModel.coordinateSystem.getRect();
  var ticksCoords = axis.getTicksCoords({
    tickModel: splitAreaModel,
    clamp: true,
    breakTicks: 'none',
    pruneByBreak: 'preserve_extent_bound'
  });
  if (!ticksCoords.length) {
    return;
  }
  // For Making appropriate splitArea animation, the color and anid
  // should be corresponding to previous one if possible.
  var areaColorsLen = areaColors.length;
  var lastSplitAreaColors = inner(axisView).splitAreaColors;
  var newSplitAreaColors = createHashMap();
  var colorIndex = 0;
  if (lastSplitAreaColors) {
    for (var i = 0; i < ticksCoords.length; i++) {
      var cIndex = lastSplitAreaColors.get(ticksCoords[i].tickValue);
      if (cIndex != null) {
        colorIndex = (cIndex + (areaColorsLen - 1) * i) % areaColorsLen;
        break;
      }
    }
  }
  var prev = axis.toGlobalCoord(ticksCoords[0].coord);
  var areaStyle = areaStyleModel.getAreaStyle();
  areaColors = isArray(areaColors) ? areaColors : [areaColors];
  for (var i = 1; i < ticksCoords.length; i++) {
    var tickCoord = axis.toGlobalCoord(ticksCoords[i].coord);
    var x = void 0;
    var y = void 0;
    var width = void 0;
    var height = void 0;
    if (axis.isHorizontal()) {
      x = prev;
      y = gridRect.y;
      width = tickCoord - x;
      height = gridRect.height;
      prev = x + width;
    } else {
      x = gridRect.x;
      y = prev;
      width = gridRect.width;
      height = tickCoord - y;
      prev = y + height;
    }
    var tickValue = ticksCoords[i - 1].tickValue;
    tickValue != null && newSplitAreaColors.set(tickValue, colorIndex);
    axisGroup.add(new Rect({
      anid: tickValue != null ? 'area_' + tickValue : null,
      shape: {
        x: x,
        y: y,
        width: width,
        height: height
      },
      style: defaults({
        fill: areaColors[colorIndex]
      }, areaStyle),
      autoBatch: true,
      silent: true
    }));
    colorIndex = (colorIndex + 1) % areaColorsLen;
  }
  inner(axisView).splitAreaColors = newSplitAreaColors;
}
function rectCoordAxisHandleRemove(axisView) {
  inner(axisView).splitAreaColors = null;
}

export { rectCoordAxisBuildSplitArea, rectCoordAxisHandleRemove };
