// SPDX-License-Identifier: LicenseRef-Highcharts
/**
 * @license Highstock JS v12.5.0 (2026-01-12)
 * @module highcharts/indicators/williams-r
 * @requires highcharts
 * @requires highcharts/modules/stock
 *
 * Indicator series type for Highcharts Stock
 *
 * (c) 2010-2026 Highsoft AS
 * Author: Wojciech Chmiel
 *
 * A commercial license may be required depending on use.
 * See www.highcharts.com/license
 */
import * as __WEBPACK_EXTERNAL_MODULE__highcharts_src_js_8202131d__ from "../highcharts.src.js";
/******/ // The require scope
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/******/ 	__webpack_require__.n = (module) => {
/******/ 		var getter = module && module.__esModule ?
/******/ 			() => (module['default']) :
/******/ 			() => (module);
/******/ 		__webpack_require__.d(getter, { a: getter });
/******/ 		return getter;
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/******/ 
/******/ /* webpack/runtime/define property getters */
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var __webpack_exports__ = {};

;// external ["../highcharts.src.js","default"]
const external_highcharts_src_js_default_namespaceObject = __WEBPACK_EXTERNAL_MODULE__highcharts_src_js_8202131d__["default"];
var external_highcharts_src_js_default_default = /*#__PURE__*/__webpack_require__.n(external_highcharts_src_js_default_namespaceObject);
;// ./code/es-modules/Stock/Indicators/ArrayUtilities.js
// SPDX-License-Identifier: LicenseRef-Highcharts
/**
 *
 *  (c) 2010-2026 Highsoft AS
 *  Author: Pawel Fus & Daniel Studencki
 *
 *  A commercial license may be required depending on use.
 *  See www.highcharts.com/license
 *
 *
 * */

/* *
 *
 *  Functions
 *
 * */
/**
 * Get extremes of array filled by OHLC data.
 *
 * @private
 *
 * @param {Array<Array<number>>} arr
 * Array of OHLC points (arrays).
 *
 * @param {number} minIndex
 * Index of "low" value in point array.
 *
 * @param {number} maxIndex
 * Index of "high" value in point array.
 *
 * @return {Array<number,number>}
 * Returns array with min and max value.
 */
function getArrayExtremes(arr, minIndex, maxIndex) {
    return arr.reduce((prev, target) => [
        Math.min(prev[0], target[minIndex]),
        Math.max(prev[1], target[maxIndex])
    ], [Number.MAX_VALUE, -Number.MAX_VALUE]);
}
/* *
 *
 *  Default Export
 *
 * */
const ArrayUtilities = {
    getArrayExtremes
};
/* harmony default export */ const Indicators_ArrayUtilities = (ArrayUtilities);

;// external ["../highcharts.src.js","default","SeriesRegistry"]
const external_highcharts_src_js_default_SeriesRegistry_namespaceObject = __WEBPACK_EXTERNAL_MODULE__highcharts_src_js_8202131d__["default"].SeriesRegistry;
var external_highcharts_src_js_default_SeriesRegistry_default = /*#__PURE__*/__webpack_require__.n(external_highcharts_src_js_default_SeriesRegistry_namespaceObject);
;// ./code/es-modules/Stock/Indicators/WilliamsR/WilliamsRIndicator.js
/* *
 *
 *  A commercial license may be required depending on use.
 *  See www.highcharts.com/license
 *
 *
 * */



const { sma: SMAIndicator } = (external_highcharts_src_js_default_SeriesRegistry_default()).seriesTypes;

const { extend, isArray, merge } = (external_highcharts_src_js_default_default());
/* *
 *
 *  Class
 *
 * */
/**
 * The Williams %R series type.
 *
 * @private
 * @class
 * @name Highcharts.seriesTypes.williamsr
 *
 * @augments Highcharts.Series
 */
class WilliamsRIndicator extends SMAIndicator {
    /* *
     *
     *  Functions
     *
     * */
    getValues(series, params) {
        const period = params.period, xVal = series.xData, yVal = series.yData, yValLen = yVal ? yVal.length : 0, WR = [], // 0- date, 1- Williams %R
        xData = [], yData = [], close = 3, low = 2, high = 1;
        let slicedY, 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 = Indicators_ArrayUtilities.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
        };
    }
}
/* *
 *
 *  Static Properties
 *
 * */
/**
 * 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, {
    /**
     * Parameters used in calculation of Williams %R series points.
     * @excluding index
     */
    params: {
        index: void 0, // Unchangeable index, do not inherit (#15362)
        /**
         * Period for Williams %R oscillator
         */
        period: 14
    }
});
extend(WilliamsRIndicator.prototype, {
    nameBase: 'Williams %R'
});
external_highcharts_src_js_default_SeriesRegistry_default().registerSeriesType('williamsr', WilliamsRIndicator);
/* *
 *
 *  Default Export
 *
 * */
/* harmony default export */ const WilliamsR_WilliamsRIndicator = ((/* unused pure expression or super */ null && (WilliamsRIndicator)));
/* *
 *
 *  API Options
 *
 * */
/**
 * 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

;// ./code/es-modules/masters/indicators/williams-r.src.js




/* harmony default export */ const williams_r_src = ((external_highcharts_src_js_default_default()));

export { williams_r_src as default };
