Class HeaderFactory

components/dash-table/src/dash-table/components/HeaderFactory.tsx:20–196

import {HeaderFactoryProps} from './Table/props';

export default class HeaderFactory {
    private readonly headerContent = derivedHeaderContent();
    private readonly headerOperations = derivedHeaderOperations();
    private readonly headerStyles = derivedHeaderStyles();
    private readonly headerOpStyles = derivedHeaderOpStyles();
    private readonly headerWrappers = derivedHeaderWrappers(() => this.props);
    private readonly relevantStyles = derivedRelevantHeaderStyles();
    private readonly labelsAndIndices = derivedLabelsAndIndices();

    private get props() {
        return this.propsFn();
    }

    constructor(private readonly propsFn: () => HeaderFactoryProps) {}

    public createHeaders(
        headerEdges: IEdgesMatrices | undefined,
        headerOpEdges: IEdgesMatrices | undefined
    ) {
        const props = this.props;

        const {
            column_selectable,
            columns,
            data,
            filter_action,
            hidden_columns,
            id,
            map,
            merge_duplicate_headers,
            page_action,
            row_deletable,
            row_selectable,
            selected_columns,
            setFilter,
            setProps,
            sort_action,
            sort_by,
            sort_mode,
            style_cell,
            style_cell_conditional,
            style_header,
            style_header_conditional,
            visibleColumns
        } = props;

        const labelsAndIndices = this.labelsAndIndices(
            columns,
            visibleColumns,
            merge_duplicate_headers
        );
        const headerRows = labelsAndIndices.length;

        const relevantStyles = this.relevantStyles(
            style_cell,
            style_header,
            style_cell_conditional,
            style_header_conditional