private buildSortFunction()

in packages/codegen-ui-react/lib/react-studio-template-renderer.ts [1100:1139]

38 lines of code
2 McCabe index (conditional complexity)


  private buildSortFunction(model: string, sort: StudioComponentSort[]): ArrowFunction {
    const ascendingSortDirection = factory.createPropertyAccessExpression(
      factory.createIdentifier('SortDirection'),
      factory.createIdentifier('ASCENDING'),
    );
    const descendingSortDirection = factory.createPropertyAccessExpression(
      factory.createIdentifier('SortDirection'),
      factory.createIdentifier('DESCENDING'),
    );

    let expr: Identifier | CallExpression = factory.createIdentifier('s');
    sort.forEach((sortPredicate) => {
      expr = factory.createCallExpression(
        factory.createPropertyAccessExpression(expr, factory.createIdentifier(sortPredicate.field)),
        undefined,
        [sortPredicate.direction === 'ASC' ? ascendingSortDirection : descendingSortDirection],
      );
    });

    return factory.createArrowFunction(
      undefined,
      undefined,
      [
        factory.createParameterDeclaration(
          undefined,
          undefined,
          undefined,
          factory.createIdentifier('s'),
          undefined,
          factory.createTypeReferenceNode(factory.createIdentifier('SortPredicate'), [
            factory.createTypeReferenceNode(factory.createIdentifier(model), undefined),
          ]),
          undefined,
        ),
      ],
      undefined,
      factory.createToken(ts.SyntaxKind.EqualsGreaterThanToken),
      expr,
    );
  }