/* *
 *
 *  Integration of this software requires a license.
 *  - For commercial use, see www.highcharts.com/license
 *  - For non-commercial, see www.highcharts.com/license-eula
 *
 *
 * */
'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 (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p]; };
        return extendStatics(d, b);
    };
    return function (d, b) {
        if (typeof b !== "function" && b !== null)
            throw new TypeError("Class extends value " + String(b) + " is not a constructor or null");
        extendStatics(d, b);
        function __() { this.constructor = d; }
        d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
    };
})();
import MultipleLinesComposition from '../MultipleLinesComposition.js';
import SeriesRegistry from '../../../Core/Series/SeriesRegistry.js';
var SMAIndicator = SeriesRegistry.seriesTypes.sma;
import { correctFloat, extend, merge } from '../../../Shared/Utilities.js';
/* *
 *
 *  Functions
 *
 * */
/** @internal */
function getBaseForBand(low, high, factor) {
    return (((correctFloat(high - low)) /
        ((correctFloat(high + low)) / 2)) * 1000) * factor;
}
/** @internal */
function getPointUB(high, base) {
    return high * (correctFloat(1 + 2 * base));
}
/** @internal */
function getPointLB(low, base) {
    return low * (correctFloat(1 - 2 * base));
}
/* *
 *
 *  Class
 *
 * */
/**
 * The ABands series type
 *
 * @internal
 * @class
 * @name Highcharts.seriesTypes.abands
 *
 * @augments Highcharts.Series
 */
var ABandsIndicator = /** @class */ (function (_super) {
    __extends(ABandsIndicator, _super);
    function ABandsIndicator() {
        return _super !== null && _super.apply(this, arguments) || this;
    }
    /* *
     *
     *  Functions
     *
     * */
    ABandsIndicator.prototype.getValues = function (series, params) {
        var period = params.period, factor = params.factor, index = params.index, xVal = series.xData, yVal = series.yData, yValLen = yVal ? yVal.length : 0, 
        // Upperbands
        UB = [], 
        // Lowerbands
        LB = [], 
        // ABANDS array structure:
        // 0-date, 1-top line, 2-middle line, 3-bottom line
        ABANDS = [], low = 2, high = 1, xData = [], yData = [];
        // Middle line, top line and bottom line
        var ML, TL, BL, date, bandBase, pointSMA, ubSMA, lbSMA, slicedX, slicedY, i;
        if (yValLen < period) {
            return;
        }
        for (i = 0; i <= yValLen; i++) {
            // Get UB and LB values of every point. This condition
            // is necessary, because there is a need to calculate current
            // UB nad LB values simultaneously with given period SMA
            // in one for loop.
            if (i < yValLen) {
                bandBase = getBaseForBand(yVal[i][low], yVal[i][high], factor);
                UB.push(getPointUB(yVal[i][high], bandBase));
                LB.push(getPointLB(yVal[i][low], bandBase));
            }
            if (i >= period) {
                slicedX = xVal.slice(i - period, i);
                slicedY = yVal.slice(i - period, i);
                ubSMA = _super.prototype.getValues.call(this, {
                    xData: slicedX,
                    yData: UB.slice(i - period, i)
                }, {
                    period: period
                });
                lbSMA = _super.prototype.getValues.call(this, {
                    xData: slicedX,
                    yData: LB.slice(i - period, i)
                }, {
                    period: period
                });
                pointSMA = _super.prototype.getValues.call(this, {
                    xData: slicedX,
                    yData: slicedY
                }, {
                    period: period,
                    index: index
                });
                date = pointSMA.xData[0];
                TL = ubSMA.yData[0];
                BL = lbSMA.yData[0];
                ML = pointSMA.yData[0];
                ABANDS.push([date, TL, ML, BL]);
                xData.push(date);
                yData.push([TL, ML, BL]);
            }
        }
        return {
            values: ABANDS,
            xData: xData,
            yData: yData
        };
    };
    /* *
     *
     *  Static Properties
     *
     * */
    /**
     * Acceleration bands (ABANDS). This series requires the `linkedTo` option
     * to be set and should be loaded after the
     * `stock/indicators/indicators.js`.
     *
     * @sample {highstock} stock/indicators/acceleration-bands
     *         Acceleration Bands
     *
     * @extends      plotOptions.sma
     * @mixes        Highcharts.MultipleLinesMixin
     * @since        7.0.0
     * @product      highstock
     * @excluding    allAreas, colorAxis, compare, compareBase, joinBy, keys,
     *               navigatorOptions, pointInterval, pointIntervalUnit,
     *               pointPlacement, pointRange, pointStart, showInNavigator,
     *               stacking,
     * @requires     stock/indicators/indicators
     * @requires     stock/indicators/acceleration-bands
     * @optionparent plotOptions.abands
     */
    ABandsIndicator.defaultOptions = merge(SMAIndicator.defaultOptions, {
        /**
         * Option for fill color between lines in Acceleration bands Indicator.
         *
         * @sample {highstock} stock/indicators/indicator-area-fill
         *      Background fill between lines.
         *
         * @type {Highcharts.Color}
         * @since 9.3.2
         * @apioption plotOptions.abands.fillColor
         *
         */
        params: {
            period: 20,
            /**
             * The algorithms factor value used to calculate bands.
             *
             * @product highstock
             */
            factor: 0.001,
            index: 3
        },
        lineWidth: 1,
        topLine: {
            styles: {
                /**
                 * Pixel width of the line.
                 */
                lineWidth: 1
            }
        },
        bottomLine: {
            styles: {
                /**
                 * Pixel width of the line.
                 */
                lineWidth: 1
            }
        },
        dataGrouping: {
            approximation: 'averages'
        }
    });
    return ABandsIndicator;
}(SMAIndicator));
extend(ABandsIndicator.prototype, {
    areaLinesNames: ['top', 'bottom'],
    linesApiNames: ['topLine', 'bottomLine'],
    nameBase: 'Acceleration Bands',
    nameComponents: ['period', 'factor'],
    pointArrayMap: ['top', 'middle', 'bottom'],
    pointValKey: 'middle'
});
MultipleLinesComposition.compose(ABandsIndicator);
SeriesRegistry.registerSeriesType('abands', ABandsIndicator);
/* *
 *
 *  Default Export
 *
 * */
/** @internal */
export default ABandsIndicator;
/* *
 *
 *  API Options
 *
 * */
/**
 * An Acceleration bands indicator. If the [type](#series.abands.type) option is not
 * specified, it is inherited from [chart.type](#chart.type).
 *
 * @extends   series,plotOptions.abands
 * @since     7.0.0
 * @product   highstock
 * @excluding allAreas, colorAxis, compare, compareBase, dataParser, dataURL,
 *            joinBy, keys, navigatorOptions, pointInterval,
 *            pointIntervalUnit, pointPlacement, pointRange, pointStart,
 *            stacking, showInNavigator,
 * @requires  stock/indicators/indicators
 * @requires  stock/indicators/acceleration-bands
 * @apioption series.abands
 */
''; // To include the above in jsdoc
