import { select, takeEvery, put } from 'redux-saga/effects'; import { getCustomNodeConfigs, getCustomNetworkConfigs } from 'selectors/config'; import { removeCustomNetwork, TypeKeys } from 'actions/config'; import { SagaIterator } from 'redux-saga'; import { AppState } from 'reducers'; // If there are any orphaned custom networks, prune them export function* pruneCustomNetworks(): SagaIterator { const customNodes: AppState['config']['nodes']['customNodes'] = yield select( getCustomNodeConfigs ); const customNetworks: AppState['config']['networks']['customNetworks'] = yield select( getCustomNetworkConfigs ); //construct lookup table of networks const linkedNetworks = Object.values(customNodes).reduce( (networkMap, currentNode) => ({ ...networkMap, [currentNode.network]: true }), {} ); for (const currNetwork of Object.keys(customNetworks)) { if (!linkedNetworks[currNetwork]) { yield put(removeCustomNetwork({ id: currNetwork })); } } } export const network = [takeEvery(TypeKeys.CONFIG_REMOVE_CUSTOM_NODE, pruneCustomNetworks)];