/* *
 *
 *  (c) 2010-2021 Torstein Honsi
 *
 *  License: www.highcharts.com/license
 *
 *  !!!!!!! SOURCE GETS TRANSPILED BY TYPESCRIPT. EDIT TS FILE ONLY. !!!!!!!
 *
 * */
'use strict';
import Axis from '../Core/Axis/Axis.js';
import Point from '../Core/Series/Point.js';
import Series from '../Core/Series/Series.js';
var pointTooltipFormatter = Point.prototype.tooltipFormatter;
import U from '../Core/Utilities.js';
var addEvent = U.addEvent, arrayMax = U.arrayMax, arrayMin = U.arrayMin, correctFloat = U.correctFloat, defined = U.defined, isArray = U.isArray, isNumber = U.isNumber, isString = U.isString, pick = U.pick;
/* *
 *
 *  Composition
 *
 * */
var DataModifyComposition;
(function (DataModifyComposition) {
    /* *
     *
     *  Declarations
     *
     * */
    /* *
     *
     *  Constants
     *
     * */
    var composedClasses = [];
    /* *
     *
     *  Functions
     *
     * */
    /* eslint-disable valid-jsdoc */
    /**
     * Extends the series, axis and point classes with
     * compare and cumulative support.
     *
     * @private
     *
     * @param SeriesClass
     * Series class to use.
     *
     * @param AxisClass
     * Axis class to extend.
     *
     * @param PointClass
     * Point class to use.
     */
    function compose(SeriesClass, AxisClass, PointClass) {
        if (composedClasses.indexOf(SeriesClass) === -1) {
            composedClasses.push(SeriesClass);
            var seriesProto = SeriesClass.prototype;
            seriesProto.setCompare = seriesSetCompare;
            seriesProto.setCumulative = seriesSetCumulative;
            addEvent(SeriesClass, 'afterInit', afterInit);
            addEvent(SeriesClass, 'afterGetExtremes', afterGetExtremes);
            addEvent(SeriesClass, 'afterProcessData', afterProcessData);
        }
        if (composedClasses.indexOf(AxisClass) === -1) {
            composedClasses.push(AxisClass);
            var axisProto = AxisClass.prototype;
            axisProto.setCompare = axisSetCompare;
            axisProto.setModifier = setModifier;
            axisProto.setCumulative = axisSetCumulative;
        }
        if (composedClasses.indexOf(PointClass) === -1) {
            composedClasses.push(PointClass);
            var pointProto = PointClass.prototype;
            pointProto.tooltipFormatter = tooltipFormatter;
        }
        return SeriesClass;
    }
    DataModifyComposition.compose = compose;
    /* ********************************************************************** *
     *  Start shared compare and cumulative logic                             *
     * ********************************************************************** */
    /**
     * Shared code for the axis.setCompare() and the axis.setCumulative()
     * methods. Inits the 'compare' or the 'cumulative' mode.
     * @private
     */
    function setModifier(mode, modeState, redraw) {
        if (!this.isXAxis) {
            this.series.forEach(function (series) {
                if (mode === 'compare' &&
                    typeof modeState !== 'boolean') {
                    series.setCompare(modeState, false);
                }
                else if (mode === 'cumulative' &&
                    !isString(modeState)) {
                    series.setCumulative(modeState, false);
                }
            });
            if (pick(redraw, true)) {
                this.chart.redraw();
            }
        }
    }
    /**
     * Extend the tooltip formatter by adding support for the point.change
     * variable as well as the changeDecimals option.
     *
     * @ignore
     * @function Highcharts.Point#tooltipFormatter
     *
     * @param {string} pointFormat
     */
    function tooltipFormatter(pointFormat) {
        var point = this, numberFormatter = point.series.chart.numberFormatter, replace = function (value) {
            pointFormat = pointFormat.replace('{point.' + value + '}', (point[value] > 0 && value === 'change' ? '+' : '') +
                numberFormatter(point[value], pick(point.series.tooltipOptions.changeDecimals, 2)));
        };
        if (defined(point.change)) {
            replace('change');
        }
        if (defined(point.cumulativeSum)) {
            replace('cumulativeSum');
        }
        return pointTooltipFormatter.apply(this, [pointFormat]);
    }
    /**
     * Extend series.init by adding a methods to modify the y values used
     * for plotting on the y axis. For compare mode, this method is called both
     * from the axis when finding dataMin and dataMax,
     * and from the series.translate method.
     *
     * @ignore
     * @function Highcharts.Series#init
     */
    function afterInit() {
        var compare = this.options.compare;
        var dataModify;
        if (compare === 'percent' ||
            compare === 'value' ||
            this.options.cumulative) {
            dataModify = new Additions(this);
            if (compare === 'percent' || compare === 'value') {
                // Set comparison mode
                dataModify.initCompare(compare);
            }
            else {
                // Set Cumulative Sum mode
                dataModify.initCumulative();
            }
        }
        this.dataModify = dataModify;
    }
    /**
     * Adjust the extremes (compare and cumulative modify the data).
     * @private
     */
    function afterGetExtremes(e) {
        var dataExtremes = e.dataExtremes, activeYData = dataExtremes.activeYData;
        if (this.dataModify && dataExtremes) {
            var extremes = void 0;
            if (this.options.compare) {
                extremes = [
                    this.dataModify.modifyValue(dataExtremes.dataMin),
                    this.dataModify.modifyValue(dataExtremes.dataMax)
                ];
            }
            else if (this.options.cumulative &&
                isArray(activeYData) &&
                // If only one y visible, sum doesn't change
                // so no need to change extremes
                activeYData.length >= 2) {
                extremes = Additions.getCumulativeExtremes(activeYData);
            }
            if (extremes) {
                dataExtremes.dataMin = arrayMin(extremes);
                dataExtremes.dataMax = arrayMax(extremes);
            }
        }
    }
    /* ********************************************************************** *
     *  End shared compare and cumulative logic                               *
     * ********************************************************************** */
    /* ********************************************************************** *
     *  Start value compare logic                                             *
     * ********************************************************************** */
    /**
     * Highcharts Stock only. Set the
     * [compare](https://api.highcharts.com/highstock/plotOptions.series.compare)
     * mode of the series after render time.
     * In most cases it is more useful running
     * {@link Axis#setCompare} on the X axis to update all its series.
     *
     * @function Highcharts.Series#setCompare
     *
     * @param {string|null} [compare]
     *        Can be one of `undefined` (default), `null`, `"percent"`
     *        or `"value"`.
     *
     * @param {boolean} [redraw=true]
     *        Whether to redraw the chart or to wait for a later call to
     *        {@link Chart#redraw}.
     */
    function seriesSetCompare(compare, redraw) {
        // Survive to export, #5485 (and for options generally)
        this.options.compare = this.userOptions.compare = compare;
        // Fire series.init() that will set or delete series.dataModify
        this.update({}, pick(redraw, true));
        if (this.dataModify && (compare === 'value' || compare === 'percent')) {
            this.dataModify.initCompare(compare);
        }
        else {
            // When disabling, clear the points
            this.points.forEach(function (point) {
                delete point.change;
            });
        }
    }
    /**
     * Extend series.processData by finding the first y value in the plot area,
     * used for comparing the following values
     *
     * @ignore
     * @function Highcharts.Series#processData
     */
    function afterProcessData() {
        var series = this;
        if (series.xAxis && // not pies
            series.processedYData &&
            series.dataModify) {
            var processedXData = series.processedXData, processedYData = series.processedYData, length_1 = processedYData.length, compareStart = series.options.compareStart === true ? 0 : 1;
            var keyIndex = -1, i = void 0;
            // For series with more than one value (range, OHLC etc), compare
            // against close or the pointValKey (#4922, #3112, #9854)
            if (series.pointArrayMap) {
                keyIndex = series.pointArrayMap.indexOf(series.options.pointValKey || series.pointValKey || 'y');
            }
            // find the first value for comparison
            for (i = 0; i < length_1 - compareStart; i++) {
                var compareValue = processedYData[i] && keyIndex > -1 ?
                    processedYData[i][keyIndex] : processedYData[i];
                if (isNumber(compareValue) &&
                    compareValue !== 0 &&
                    processedXData[i + compareStart] >= (series.xAxis.min || 0)) {
                    series.dataModify.compareValue = compareValue;
                    break;
                }
            }
        }
    }
    /**
     * Highcharts Stock only. Set the compare mode on all series
     * belonging to a Y axis.
     *
     * @see [plotOptions.series.compare](https://api.highcharts.com/highstock/plotOptions.series.compare)
     *
     * @sample stock/members/axis-setcompare/
     *         Set compare
     *
     * @function Highcharts.Axis#setCompare
     *
     * @param {string|null} [compare]
     *        The compare mode. Can be one of `undefined` (default), `null`,
     *        `"value"` or `"percent"`.
     *
     * @param {boolean} [redraw=true]
     *        Whether to redraw the chart or to wait for a later call to
     *        {@link Chart#redraw}.
     */
    function axisSetCompare(compare, redraw) {
        this.setModifier('compare', compare, redraw);
    }
    /* ********************************************************************** *
     *  End value compare logic                                               *
     * ********************************************************************** */
    /* ********************************************************************** *
     *  Start Cumulative Sum logic, author: Rafal Sebestjanski                *
     * ********************************************************************** */
    /**
     * Highcharts Stock only. Set the
     * [cumulative](https://api.highcharts.com/highstock/plotOptions.series.cumulative)
     * mode of the series after render time.
     * In most cases it is more useful running
     * {@link Axis#setCumulative} on the Y axis to update all its series.
     *
     * @function Highcharts.Series#setCumulative
     *
     * @param {boolean} [cumulative=false]
     *        Either enable or disable Cumulative Sum mode.
     *        Can be one of `false` (default) or `true`.
     *
     * @param {boolean} [redraw=true]
     *        Whether to redraw the chart or to wait for a later call to
     *        {@link Chart#redraw}.
     */
    function seriesSetCumulative(cumulative, redraw) {
        // Set default value to false
        cumulative = pick(cumulative, false);
        // Survive to export, #5485 (and for options generally)
        this.options.cumulative = this.userOptions.cumulative = cumulative;
        // Fire series.init() that will set or delete series.dataModify
        this.update({}, pick(redraw, true));
        // If should, turn on the Cumulative Sum mode
        if (this.dataModify) {
            this.dataModify.initCumulative();
        }
        else {
            // When disabling, clear the points
            this.points.forEach(function (point) {
                delete point.cumulativeSum;
            });
        }
    }
    /**
     * Highcharts Stock only. Set the cumulative mode on all series
     * belonging to a Y axis.
     *
     * @see [plotOptions.series.cumulative](https://api.highcharts.com/highstock/plotOptions.series.cumulative)
     *
     * @sample stock/members/axis-setcumulative/
     *         Set cumulative
     *
     * @function Highcharts.Axis#setCumulative
     *
     * @param {boolean} [cumulative]
     *        Whether to disable or enable the cumulative mode.
     *        Can be one of `undefined` (default, treated as `false`),
     *        `false` or `true`.
     *
     * @param {boolean} [redraw=true]
     *        Whether to redraw the chart or to wait for a later call to
     *        {@link Chart#redraw}.
     */
    function axisSetCumulative(cumulative, redraw) {
        this.setModifier('cumulative', cumulative, redraw);
    }
    /* *
     *
     *  Classes
     *
     * */
    /**
     * @private
     */
    var Additions = /** @class */ (function () {
        /* *
         *
         *  Constructors
         *
         * */
        /**
         * @private
         */
        function Additions(series) {
            this.series = series;
        }
        /* *
        *
        *  Functions
        *
        * */
        /**
         * @private
         */
        Additions.prototype.modifyValue = function () {
            return 0;
        };
        /**
         * @ignore
         * @function Highcharts.Series#getCumulativeExtremes
         *
         * @param {Array} [activeYData]
         *        An array cointaining all the points' y values
         *        in a visible range.
         */
        Additions.getCumulativeExtremes = function (activeYData) {
            var cumulativeDataMin = Infinity, cumulativeDataMax = -Infinity;
            activeYData.reduce(function (prev, cur) {
                var sum = prev + cur;
                cumulativeDataMin = Math.min(cumulativeDataMin, sum, prev);
                cumulativeDataMax = Math.max(cumulativeDataMax, sum, prev);
                return sum;
            });
            return [cumulativeDataMin, cumulativeDataMax];
        };
        /**
         * @ignore
         * @function Highcharts.Series#initCompare
         *
         * @param {string} [compare]
         *        Can be one of `"percent"` or `"value"`.
         */
        Additions.prototype.initCompare = function (compare) {
            // Set the modifyValue method
            this.modifyValue = function (value, index) {
                if (value === null) {
                    value = 0;
                }
                var compareValue = this.compareValue;
                if (typeof value !== 'undefined' &&
                    typeof compareValue !== 'undefined') { // #2601, #5814
                    // Get the modified value
                    if (compare === 'value') {
                        value -= compareValue;
                        // Compare percent
                    }
                    else {
                        var compareBase = this.series.options.compareBase;
                        value = 100 * (value / compareValue) -
                            (compareBase === 100 ? 0 : 100);
                    }
                    // record for tooltip etc.
                    if (typeof index !== 'undefined') {
                        var point = this.series.points[index];
                        if (point) {
                            point.change = value;
                        }
                    }
                    return value;
                }
                return 0;
            };
        };
        /**
         * @ignore
         * @function Highcharts.Series#initCumulative
         */
        Additions.prototype.initCumulative = function () {
            // Set the modifyValue method
            this.modifyValue = function (value, index) {
                if (value === null) {
                    value = 0;
                }
                if (value !== void 0 && index !== void 0) {
                    var prevPoint = index > 0 ?
                        this.series.points[index - 1] : null;
                    // Get the modified value
                    if (prevPoint && prevPoint.cumulativeSum) {
                        value = correctFloat(prevPoint.cumulativeSum + value);
                    }
                    // Record for tooltip etc.
                    var point = this.series.points[index];
                    if (point) {
                        point.cumulativeSum = value;
                    }
                    return value;
                }
                return 0;
            };
        };
        return Additions;
    }());
    DataModifyComposition.Additions = Additions;
})(DataModifyComposition || (DataModifyComposition = {}));
/* *
 *
 *  Default Export
 *
 * */
export default DataModifyComposition;
/* *
 *
 *  API Options
 *
 * */
/**
 * Compare the values of the series against the first non-null, non-
 * zero value in the visible range. The y axis will show percentage
 * or absolute change depending on whether `compare` is set to `"percent"`
 * or `"value"`. When this is applied to multiple series, it allows
 * comparing the development of the series against each other. Adds
 * a `change` field to every point object.
 *
 * @see [compareBase](#plotOptions.series.compareBase)
 * @see [Axis.setCompare()](/class-reference/Highcharts.Axis#setCompare)
 * @see [Series.setCompare()](/class-reference/Highcharts.Series#setCompare)
 *
 * @sample {highstock} stock/plotoptions/series-compare-percent/
 *         Percent
 * @sample {highstock} stock/plotoptions/series-compare-value/
 *         Value
 *
 * @type      {string}
 * @since     1.0.1
 * @product   highstock
 * @apioption plotOptions.series.compare
 */
/**
 * Defines if comparison should start from the first point within the visible
 * range or should start from the first point **before** the range.
 *
 * In other words, this flag determines if first point within the visible range
 * will have 0% (`compareStart=true`) or should have been already calculated
 * according to the previous point (`compareStart=false`).
 *
 * @sample {highstock} stock/plotoptions/series-comparestart/
 *         Calculate compare within visible range
 *
 * @type      {boolean}
 * @default   false
 * @since     6.0.0
 * @product   highstock
 * @apioption plotOptions.series.compareStart
 */
/**
 * When [compare](#plotOptions.series.compare) is `percent`, this option
 * dictates whether to use 0 or 100 as the base of comparison.
 *
 * @sample {highstock} stock/plotoptions/series-comparebase/
 *         Compare base is 100
 *
 * @type       {number}
 * @default    0
 * @since      5.0.6
 * @product    highstock
 * @validvalue [0, 100]
 * @apioption  plotOptions.series.compareBase
 */
/**
 * Cumulative Sum feature replaces points' values with the following formula:
 * `sum of all previous points' values + current point's value`.
 * Works only for points in a visible range.
 * Adds the `cumulativeSum` field to each point object that can be accessed
 * e.g. in the [tooltip.pointFormat](https://api.highcharts.com/highstock/tooltip.pointFormat).
 *
 * @see [Axis.setCumulative()](/class-reference/Highcharts.Axis#setCumulative)
 * @see [Series.setCumulative()](/class-reference/Highcharts.Series#setCumulative)
 *
 * @sample {highstock} stock/plotoptions/series-cumulative-sum/
 *         Cumulative Sum
 *
 * @type      {boolean}
 * @default   false
 * @since 9.3.0
 * @product   highstock
 * @apioption plotOptions.series.cumulative
 */
''; // keeps doclets above in transpiled file
