58 lines
1.9 KiB
TypeScript
58 lines
1.9 KiB
TypeScript
import { TypeKeys as WalletTypeKeys } from 'actions/wallet/constants';
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import { Web3Wallet } from 'libs/wallet';
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import { SagaIterator } from 'redux-saga';
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import { select, put, takeEvery, call } from 'redux-saga/effects';
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import { changeNodeForce, TypeKeys, web3SetNode } from 'actions/config';
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import { getNodeId, getStaticAltNodeIdToWeb3, getNetworkNameByChainId } from 'selectors/config';
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import { setupWeb3Node, Web3Service } from 'libs/nodes/web3';
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import { Web3NodeConfig } from 'types/node';
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export function* initWeb3Node(): SagaIterator {
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const { networkId, lib } = yield call(setupWeb3Node);
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const network = yield select(getNetworkNameByChainId, networkId);
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const config: Web3NodeConfig = {
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isCustom: false,
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network,
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service: Web3Service,
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lib,
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estimateGas: false,
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hidden: true
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};
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yield put(web3SetNode({ id: 'web3', config }));
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}
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// unset web3 as the selected node if a non-web3 wallet has been selected
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export function* unsetWeb3NodeOnWalletEvent(action): SagaIterator {
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const node = yield select(getNodeId);
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const newWallet = action.payload;
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const isWeb3Wallet = newWallet instanceof Web3Wallet;
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if (node !== 'web3' || isWeb3Wallet) {
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return;
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}
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const altNode = yield select(getStaticAltNodeIdToWeb3);
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// forcefully switch back to a node with the same network as MetaMask/Mist
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yield put(changeNodeForce(altNode));
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}
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export function* unsetWeb3Node(): SagaIterator {
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const node = yield select(getNodeId);
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if (node !== 'web3') {
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return;
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}
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const altNode = yield select(getStaticAltNodeIdToWeb3);
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// forcefully switch back to a node with the same network as MetaMask/Mist
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yield put(changeNodeForce(altNode));
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}
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export const web3 = [
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takeEvery(TypeKeys.CONFIG_NODE_WEB3_UNSET, unsetWeb3Node),
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takeEvery(WalletTypeKeys.WALLET_SET, unsetWeb3NodeOnWalletEvent),
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takeEvery(WalletTypeKeys.WALLET_RESET, unsetWeb3NodeOnWalletEvent)
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];
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