handleClick()

in modules/edit-modes/src/lib/modify-mode.ts [135:188]
47 lines of code
8 McCabe index (conditional complexity)

  handleClick(event: ClickEvent, props: ModeProps<FeatureCollection>) {
    const pickedExistingHandle = getPickedExistingEditHandle(event.picks);
    const pickedIntermediateHandle = getPickedIntermediateEditHandle(event.picks);

    if (pickedExistingHandle) {
      const { featureIndex, positionIndexes } = pickedExistingHandle.properties;

      let updatedData;
      try {
        updatedData = new ImmutableFeatureCollection(props.data)
          .removePosition(featureIndex, positionIndexes)
          .getObject();
      } catch (ignored) {
        // This happens if user attempts to remove the last point
      }

      if (updatedData) {
        props.onEdit({
          updatedData,
          editType: 'removePosition',
          editContext: {
            featureIndexes: [featureIndex],
            positionIndexes,
            position: pickedExistingHandle.geometry.coordinates,
          },
        });
      }
    } else if (pickedIntermediateHandle) {
      const { featureIndex, positionIndexes } = pickedIntermediateHandle.properties;

      const feature = props.data.features[featureIndex];
      const canAddPosition = !(
        props.modeConfig?.lockRectangles && feature?.properties.shape === 'Rectangle'
      );

      if (canAddPosition) {
        const updatedData = new ImmutableFeatureCollection(props.data)
          .addPosition(featureIndex, positionIndexes, pickedIntermediateHandle.geometry.coordinates)
          .getObject();

        if (updatedData) {
          props.onEdit({
            updatedData,
            editType: 'addPosition',
            editContext: {
              featureIndexes: [featureIndex],
              positionIndexes,
              position: pickedIntermediateHandle.geometry.coordinates,
            },
          });
        }
      }
    }
  }