export default function makeReducer()

in src/state/reducers/views.ts [16:47]

31 lines of code
6 McCabe index (conditional complexity)


export default function makeReducer<T>(config: IComponentConfiguration<T>) {
  const initialState = {
    ...INITIAL_STATE,
    ...config.initialViewState,
  };
  return function reduce(state = initialState, action) {
    let result = state;
    if (action.type === SELECT_MAIN_VIEW) {
      result = {
        ...state,
        mainView: action.payload,
      };
    } else if (action.type === SELECT_HISTORY_TYPE) {
      result = {
        ...state,
        historyType: action.payload,
      };
    } else if (action.type === TOGGLE_BRANCH_CONTAINER) {
      result = {
        ...state,
        branchContainerExpanded: !state.branchContainerExpanded,
      };
    } else if (action.type.indexOf('DAG_HISTORY_') !== 0 && config.actionFilter(action.type)) {
      // Insertable actions clear the pinned state
      result = {
        ...state,
        mainView: 'history',
      };
    }
    return result;
  };
}