/* *
 *
 *  License: www.highcharts.com/license
 *
 *  !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
 *
 * */
'use strict';
var __extends = (this && this.__extends) || (function () {
    var extendStatics = function (d, b) {
        extendStatics = Object.setPrototypeOf ||
            ({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
            function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
        return extendStatics(d, b);
    };
    return function (d, b) {
        extendStatics(d, b);
        function __() { this.constructor = d; }
        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
    };
})();
import ReduceArrayMixin from '../../../Mixins/ReduceArray.js';
var getArrayExtremes = ReduceArrayMixin.getArrayExtremes;
import SeriesRegistry from '../../../Core/Series/SeriesRegistry.js';
var SMAIndicator = SeriesRegistry.seriesTypes.sma;
import U from '../../../Core/Utilities.js';
var extend = U.extend, isArray = U.isArray, merge = U.merge;
/**
 * The Williams %R series type.
 *
 * @private
 * @class
 * @name Highcharts.seriesTypes.williamsr
 *
 * @augments Highcharts.Series
 */
var WilliamsRIndicator = /** @class */ (function (_super) {
    __extends(WilliamsRIndicator, _super);
    function WilliamsRIndicator() {
        var _this = _super !== null && _super.apply(this, arguments) || this;
        _this.data = void 0;
        _this.options = void 0;
        _this.points = void 0;
        return _this;
    }
    WilliamsRIndicator.prototype.getValues = function (series, params) {
        var period = params.period, xVal = series.xData, yVal = series.yData, yValLen = yVal ? yVal.length : 0, WR = [], // 0- date, 1- Williams %R
        xData = [], yData = [], slicedY, close = 3, low = 2, high = 1, extremes, R, HH, // Highest high value in period
        LL, // Lowest low value in period
        CC, // Current close value
        i;
        // Williams %R requires close value
        if (xVal.length < period ||
            !isArray(yVal[0]) ||
            yVal[0].length !== 4) {
            return;
        }
        // For a N-period, we start from N-1 point, to calculate Nth point
        // That is why we later need to comprehend slice() elements list
        // with (+1)
        for (i = period - 1; i < yValLen; i++) {
            slicedY = yVal.slice(i - period + 1, i + 1);
            extremes = getArrayExtremes(slicedY, low, high);
            LL = extremes[0];
            HH = extremes[1];
            CC = yVal[i][close];
            R = ((HH - CC) / (HH - LL)) * -100;
            if (xVal[i]) {
                WR.push([xVal[i], R]);
                xData.push(xVal[i]);
                yData.push(R);
            }
        }
        return {
            values: WR,
            xData: xData,
            yData: yData
        };
    };
    /**
     * Williams %R. This series requires the `linkedTo` option to be
     * set and should be loaded after the `stock/indicators/indicators.js`.
     *
     * @sample {highstock} stock/indicators/williams-r
     *         Williams %R
     *
     * @extends      plotOptions.sma
     * @since        7.0.0
     * @product      highstock
     * @excluding    allAreas, colorAxis, joinBy, keys, navigatorOptions,
     *               pointInterval, pointIntervalUnit, pointPlacement,
     *               pointRange, pointStart, showInNavigator, stacking
     * @requires     stock/indicators/indicators
     * @requires     stock/indicators/williams-r
     * @optionparent plotOptions.williamsr
     */
    WilliamsRIndicator.defaultOptions = merge(SMAIndicator.defaultOptions, {
        /**
         * Paramters used in calculation of Williams %R series points.
         * @excluding index
         */
        params: {
            index: void 0,
            /**
             * Period for Williams %R oscillator
             */
            period: 14
        }
    });
    return WilliamsRIndicator;
}(SMAIndicator));
extend(WilliamsRIndicator.prototype, {
    nameBase: 'Williams %R'
});
SeriesRegistry.registerSeriesType('williamsr', WilliamsRIndicator);
/* *
 *
 *  Default Export
 *
 * */
export default WilliamsRIndicator;
/**
 * A `Williams %R Oscillator` series. If the [type](#series.williamsr.type)
 * option is not specified, it is inherited from [chart.type](#chart.type).
 *
 * @extends   series,plotOptions.williamsr
 * @since     7.0.0
 * @product   highstock
 * @excluding allAreas, colorAxis, dataParser, dataURL, joinBy, keys,
 *            navigatorOptions, pointInterval, pointIntervalUnit,
 *            pointPlacement, pointRange, pointStart, showInNavigator, stacking
 * @requires  stock/indicators/indicators
 * @requires  stock/indicators/williams-r
 * @apioption series.williamsr
 */
''; // adds doclets above to the transpiled file
