function hasDataViewChanged()

in src/lib/calcUpdateType.ts [184:224]

• 36 lines of code
• 24 McCabe index (conditional complexity)

function hasDataViewChanged(dv1: powerbi.DataView, dv2: powerbi.DataView, options: ICalcUpdateTypeOptions) {
    'use strict';
    let cats1 = (dv1.categorical && dv1.categorical.categories) || [];
    let cats2 = (dv2.categorical && dv2.categorical.categories) || [];
    let vals1 = (dv1.categorical && dv1.categorical.values) || <powerbi.DataViewValueColumns>[];
    let vals2 = (dv2.categorical && dv2.categorical.values) || <powerbi.DataViewValueColumns>[];
    let cols1 = (dv1.metadata && dv1.metadata.columns) || [];
    let cols2 = (dv2.metadata && dv2.metadata.columns) || [];
    if (cats1.length !== cats2.length ||
        cols1.length !== cols2.length ||
        vals1.length !== vals2.length) {
        return true;
    }

    if (options.ignoreCategoryOrder) {
        cols1 = cols1.sort((a, b) => a.queryName.localeCompare(b.queryName));
        cols2 = cols2.sort((a, b) => a.queryName.localeCompare(b.queryName));
    }

    for (let i = 0; i < cols1.length; i++) {
        // The underlying column has changed, or if the roles have changed
        if (!ldIsEqual(pickProps(cols1[i]), pickProps(cols2[i]))) {
            return true;
        }
    }

    for (let i = 0; i < cats1.length; i++) {
        if (hasCategoryChanged(cats1[i], cats2[i])) {
            return true;
        }
    }

    if (options.checkHighlights) {
        for (let i = 0; i < vals1.length; i++) {
            if (hasHighlightsChanged(vals1[i], vals2[i])) {
                return true;
            }
        }
    }
    return false;
}