function translateRow()

in js/vnext/projection/cells.js [17:98]

• 50 lines of code
• 7 McCabe index (conditional complexity)

function translateRow({
  columnGroup,
  row,
  rowType,
  primaryKey,
}) {
  const patch = {};

  if (_.has(row, 'html')) {
    patch.cells = [{
      attributes: {
        rowspan: 1,
        colspan: columnGroup.width,
      },
      html: row.html,
    }];
  }
  if (_.has(row, 'view')) {
    patch.cells = [{
      attributes: {
        rowspan: 1,
        colspan: columnGroup.width,
      },
      view: row.view,
    }];
  }
  if (_.has(row, 'item')) {
    patch.cells = _.map(columnGroup.leafColumns, col => {
      let cellClasses, cellAttributes;

      if (rowType === 'foot') {
        cellClasses = normalizeClasses(col.footClasses, row);
        cellAttributes = normalizeAttributes(col.footAttributes, row);
      } else if (rowType === 'body') {
        cellClasses = normalizeClasses(col.bodyClasses, row);
        cellAttributes = normalizeAttributes(col.bodyAttributes, row);
      } else if (rowType === 'head') {
        cellClasses = normalizeClasses(col.headClasses, row);
        cellAttributes = normalizeAttributes(col.headAttributes, row);
      }

      /**
       * The object represents a cell.
       * @typedef CellContent
       * @type {Object}
       * @property {string[]} classes
       *    The classes for the `TD`/`TH` element
       * @property {Object.<string,string>} attributes
       *    The HTML attributes for the `TD`/`TH` element.
       * @property {string} html
       *    The HTML string to be rendered inside the cell.
       * @property {Backbone.View} view
       *    The Backbone View to be filled into the cell. Unsupported for
       *    the body cells.
       * @property {string} group [group=other]
       *    Group name.
       *    A Row will be separated by the group name. [[cell, cell], [cell], [cell]]
       */
      const cell = { classes: cellClasses, attributes: cellAttributes };
      cell.value = col.property.get(row.item);
      cell.html = col.template(_.pick(cell, 'value'));
      cell.group = _.result(columnGroup.columnIndex[col.name], 'group', 'other');

      return cell;
    });

    patch.attributes = _.defaults({
      'data-key': row.item[primaryKey],
    }, row.attributes);
  }

  /**
   * Extends the {@link RowConfig} with extra properties
   * @typedef RowContent
   * @type {RowConfig}
   * @property {CellContent[]} cells
   *    The cells in the row.
   * @property {Object.<string,string>} attributes
   *    The HTML attributes for the `TR` element.
   */
  return _.defaults(patch, row, { attributes: {} });
}