Class InputArgView

src/Explorer.js:362–539

|};

class InputArgView extends React.PureComponent<InputArgViewProps, {}> {
  _previousArgSelection: ?ObjectFieldNode;
  _getArgSelection = () => {
    return this.props.selection.fields.find(
      field => field.name.value === this.props.arg.name,
    );
  };

  _removeArg = () => {
    const {selection} = this.props;
    const argSelection = this._getArgSelection();
    this._previousArgSelection = argSelection;
    this.props.modifyFields(
      selection.fields.filter(field => field !== argSelection),
      true,
    );
  };

  _addArg = () => {
    const {
      selection,
      arg,
      getDefaultScalarArgValue,
      parentField,
      makeDefaultArg,
    } = this.props;
    const argType = unwrapInputType(arg.type);

    let argSelection = null;
    if (this._previousArgSelection) {
      argSelection = this._previousArgSelection;
    } else if (isInputObjectType(argType)) {
      const fields = argType.getFields();
      argSelection = {
        kind: 'ObjectField',
        name: {kind: 'Name', value: arg.name},
        value: {
          kind: 'ObjectValue',
          fields: defaultInputObjectFields(
            getDefaultScalarArgValue,
            makeDefaultArg,
            parentField,
            Object.keys(fields).map(k => fields[k]),
          ),
        },
      };
    } else if (isLeafType(argType)) {
      argSelection = {
        kind: 'ObjectField',
        name: {kind: 'Name', value: arg.name},
        value: getDefaultScalarArgValue(parentField, arg, argType),
      };
    }

    if (!argSelection) {
      console.error('Unable to add arg for argType', argType);
    } else {
      return this.props.modifyFields(