export default function()

in packages/tablesorter-powerbi/src/ConfigBuilder.ts [54:106]
39 lines of code
9 McCabe index (conditional complexity)

export default function(
    dataView: powerbi.DataView,
    data: ITableSorterRow[],
    colorSettings: IColorSettings,
    resetRankLayout = true,
    reverseRankingColumns = false): ITableSorterConfiguration {
    "use strict";
    if (dataView) {

        // Initially parse all of the columns from the data view so we know the valid columns
        let validColumns = parseColumnsFromDataView(dataView, data);

        // Attempt to load the existing table sorter config from powerbi
        let config: ITableSorterConfiguration;
        if (dataView.metadata && dataView.metadata.objects && dataView.metadata.objects["layout"]) {
            const configStr = dataView.metadata.objects["layout"]["layout"];
            if (configStr) {
                config = JSON.parse(configStr as string);
            }
        }

        // Generate the "rank" columns and append them to the set of valid columns
        const rankResult = parseRankColumns(dataView, colorSettings, reverseRankingColumns);
        if (rankResult) {
            validColumns.some(c => {
                if (c.column === rankResult.info.column.displayName) {
                    c.type = "string";
                    delete c["domain"];
                    return true;
                }
            });

            validColumns = validColumns.concat(rankResult.columns);
        }

        // If we don't have a config, then just create a simple one
        if (!config) {
            config = {
                primaryKey: validColumns[0].label,
                columns: validColumns,
            };
        } else {

            // Otherwise we need to do some additional processing
            processExistingConfig(config, validColumns);
        }

        // Process the configuration with the current rank information
        processConfigWithRankResult(config, rankResult, resetRankLayout);

        return config;
    }
}