import { map, bind } from '../../../../../../zrender@6.0.0/node_modules/zrender/lib/core/util.mjs';

// import AngleAxis from './AngleAxis.js';
function dataToCoordSize(dataSize, dataItem) {
  // dataItem is necessary in log axis.
  dataItem = dataItem || [0, 0];
  return map(['Radius', 'Angle'], function (dim, dimIdx) {
    var getterName = 'get' + dim + 'Axis';
    // TODO: TYPE Check Angle Axis
    var axis = this[getterName]();
    var val = dataItem[dimIdx];
    var halfSize = dataSize[dimIdx] / 2;
    var result = axis.type === 'category' ? axis.getBandWidth() : Math.abs(axis.dataToCoord(val - halfSize) - axis.dataToCoord(val + halfSize));
    if (dim === 'Angle') {
      result = result * Math.PI / 180;
    }
    return result;
  }, this);
}
function polarPrepareCustom(coordSys) {
  var radiusAxis = coordSys.getRadiusAxis();
  var angleAxis = coordSys.getAngleAxis();
  var radius = radiusAxis.getExtent();
  radius[0] > radius[1] && radius.reverse();
  return {
    coordSys: {
      type: 'polar',
      cx: coordSys.cx,
      cy: coordSys.cy,
      r: radius[1],
      r0: radius[0]
    },
    api: {
      coord: function (data) {
        var radius = radiusAxis.dataToRadius(data[0]);
        var angle = angleAxis.dataToAngle(data[1]);
        var coord = coordSys.coordToPoint([radius, angle]);
        coord.push(radius, angle * Math.PI / 180);
        return coord;
      },
      size: bind(dataToCoordSize, coordSys)
    }
  };
}

export { polarPrepareCustom as default };
