本文整理汇总了TypeScript中ts/redux/dispatcher.Dispatcher类的典型用法代码示例。如果您正苦于以下问题:TypeScript Dispatcher类的具体用法?TypeScript Dispatcher怎么用?TypeScript Dispatcher使用的例子?那么, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了Dispatcher类的10个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的TypeScript代码示例。
示例1:
this.watchNetworkAndBalanceIntervalId = window.setInterval(async () => {
// Check for network state changes
const currentNetworkId = await this.getNetworkIdIfExists();
if (currentNetworkId !== this.prevNetworkId) {
this.prevNetworkId = currentNetworkId;
this.dispatcher.updateNetworkId(currentNetworkId);
}
// Check for node version changes
const currentNodeVersion = await this.getNodeVersionAsync();
if (currentNodeVersion !== prevNodeVersion) {
prevNodeVersion = currentNodeVersion;
this.dispatcher.updateNodeVersion(currentNodeVersion);
}
if (this.shouldPollUserAddress) {
const userAddressIfExists = await this.getFirstAccountIfExistsAsync();
// Update makerAddress on network change
if (this.prevUserAddress !== userAddressIfExists) {
this.prevUserAddress = userAddressIfExists;
this.dispatcher.updateUserAddress(userAddressIfExists);
}
// Check for user ether balance changes
if (userAddressIfExists !== '') {
await this.updateUserEtherBalanceAsync(userAddressIfExists);
}
} else {
// This logic is primarily for the Ledger, since we don't regularly poll for the address
// we simply update the balance for the last fetched address.
if (!_.isEmpty(this.prevUserAddress)) {
await this.updateUserEtherBalanceAsync(this.prevUserAddress);
}
}
}, 5000);
示例2: networkIdUpdatedFireAndForgetAsync
public async networkIdUpdatedFireAndForgetAsync(newNetworkId: number) {
const isConnected = !_.isUndefined(newNetworkId);
if (!isConnected) {
this.networkId = newNetworkId;
this._dispatcher.encounteredBlockchainError(BlockchainErrs.DisconnectedFromEthereumNode);
this._dispatcher.updateShouldBlockchainErrDialogBeOpen(true);
} else if (this.networkId !== newNetworkId) {
this.networkId = newNetworkId;
this._dispatcher.encounteredBlockchainError(BlockchainErrs.NoError);
await this.fetchTokenInformationAsync();
await this._rehydrateStoreWithContractEvents();
}
}
示例3: networkIdUpdatedFireAndForgetAsync
public async networkIdUpdatedFireAndForgetAsync(newNetworkId: number) {
const isConnected = !_.isUndefined(newNetworkId);
if (!isConnected) {
this.networkId = newNetworkId;
this.dispatcher.encounteredBlockchainError(BlockchainErrs.DISCONNECTED_FROM_ETHEREUM_NODE);
this.dispatcher.updateShouldBlockchainErrDialogBeOpen(true);
} else if (this.networkId !== newNetworkId) {
this.networkId = newNetworkId;
this.dispatcher.encounteredBlockchainError('');
await this.fetchTokenInformationAsync();
await this.rehydrateStoreWithContractEvents();
}
}
示例4: _updateProviderName
private _updateProviderName(injectedWeb3: Web3) {
const doesInjectedWeb3Exist = !_.isUndefined(injectedWeb3);
const providerName = doesInjectedWeb3Exist
? Blockchain._getNameGivenProvider(injectedWeb3.currentProvider)
: constants.PROVIDER_NAME_PUBLIC;
this._dispatcher.updateInjectedProviderName(providerName);
}
示例5: updateProviderToInjectedAsync
public async updateProviderToInjectedAsync() {
utils.assert(!_.isUndefined(this._zeroEx), 'ZeroEx must be instantiated.');
if (_.isUndefined(this._cachedProvider)) {
return; // Going from injected to injected, so we noop
}
this._blockchainWatcher.destroy();
const provider = this._cachedProvider;
this.networkId = this._cachedProviderNetworkId;
const shouldPollUserAddress = true;
this._web3Wrapper = new Web3Wrapper(provider);
this._blockchainWatcher = new BlockchainWatcher(
this._dispatcher,
this._web3Wrapper,
this.networkId,
shouldPollUserAddress,
);
const userAddresses = await this._web3Wrapper.getAvailableAddressesAsync();
this._userAddressIfExists = userAddresses[0];
this._zeroEx.setProvider(provider, this.networkId);
await this.fetchTokenInformationAsync();
this._blockchainWatcher.startEmittingNetworkConnectionAndUserBalanceState();
this._dispatcher.updateProviderType(ProviderType.Injected);
delete this._ledgerSubprovider;
delete this._cachedProvider;
}
示例6: updateUserEtherBalanceAsync
private async updateUserEtherBalanceAsync(userAddress: string) {
const balance = await this.getBalanceInEthAsync(userAddress);
if (!balance.eq(this.prevUserEtherBalanceInEth)) {
this.prevUserEtherBalanceInEth = balance;
this.dispatcher.updateUserEtherBalance(balance);
}
}
示例7: _updateUserWeiBalanceAsync
private async _updateUserWeiBalanceAsync(userAddress: string) {
const balanceInWei = await this._web3Wrapper.getBalanceInWeiAsync(userAddress);
if (!balanceInWei.eq(this._prevUserEtherBalanceInWei)) {
this._prevUserEtherBalanceInWei = balanceInWei;
this._dispatcher.updateUserWeiBalance(balanceInWei);
}
}
示例8: transferAsync
public async transferAsync(token: Token, toAddress: string, amountInBaseUnits: BigNumber): Promise<void> {
utils.assert(!_.isUndefined(this._zeroEx), 'ZeroEx must be instantiated.');
utils.assert(this._doesUserAddressExist(), BlockchainCallErrs.UserHasNoAssociatedAddresses);
this._showFlashMessageIfLedger();
const txHash = await this._zeroEx.token.transferAsync(
token.address,
this._userAddressIfExists,
toAddress,
amountInBaseUnits,
{
gasPrice: this._defaultGasPrice,
},
);
await this._showEtherScanLinkAndAwaitTransactionMinedAsync(txHash);
const etherScanLinkIfExists = sharedUtils.getEtherScanLinkIfExists(
txHash,
this.networkId,
EtherscanLinkSuffixes.Tx,
);
this._dispatcher.showFlashMessage(
React.createElement(TokenSendCompleted, {
etherScanLinkIfExists,
token,
toAddress,
amountInBaseUnits,
}),
);
}
示例9: signOrderHashAsync
public async signOrderHashAsync(orderHash: string): Promise<ECSignature> {
utils.assert(!_.isUndefined(this._zeroEx), 'ZeroEx must be instantiated.');
const makerAddress = this._userAddressIfExists;
// If makerAddress is undefined, this means they have a web3 instance injected into their browser
// but no account addresses associated with it.
if (_.isUndefined(makerAddress)) {
throw new Error('Tried to send a sign request but user has no associated addresses');
}
this._showFlashMessageIfLedger();
const nodeVersion = await this._web3Wrapper.getNodeVersionAsync();
const isParityNode = utils.isParityNode(nodeVersion);
const isTestRpc = utils.isTestRpc(nodeVersion);
const isLedgerSigner = !_.isUndefined(this._ledgerSubprovider);
let shouldAddPersonalMessagePrefix = true;
if ((isParityNode && !isLedgerSigner) || isTestRpc || isLedgerSigner) {
shouldAddPersonalMessagePrefix = false;
}
const ecSignature = await this._zeroEx.signOrderHashAsync(
orderHash,
makerAddress,
shouldAddPersonalMessagePrefix,
);
this._dispatcher.updateECSignature(ecSignature);
return ecSignature;
}
示例10: _onPageLoadInitFireAndForgetAsync
private async _onPageLoadInitFireAndForgetAsync() {
await utils.onPageLoadAsync(); // wait for page to load
// Hack: We need to know the networkId the injectedWeb3 is connected to (if it is defined) in
// order to properly instantiate the web3Wrapper. Since we must use the async call, we cannot
// retrieve it from within the web3Wrapper constructor. This is and should remain the only
// call to a web3 instance outside of web3Wrapper in the entire dapp.
// In addition, if the user has an injectedWeb3 instance that is disconnected from a backing
// Ethereum node, this call will throw. We need to handle this case gracefully
const injectedWeb3 = (window as any).web3;
let networkIdIfExists: number;
if (!_.isUndefined(injectedWeb3)) {
try {
networkIdIfExists = _.parseInt(await promisify<string>(injectedWeb3.version.getNetwork)());
} catch (err) {
// Ignore error and proceed with networkId undefined
}
}
const provider = await Blockchain._getProviderAsync(injectedWeb3, networkIdIfExists);
this.networkId = !_.isUndefined(networkIdIfExists)
? networkIdIfExists
: configs.IS_MAINNET_ENABLED ? constants.NETWORK_ID_MAINNET : constants.NETWORK_ID_KOVAN;
this._dispatcher.updateNetworkId(this.networkId);
const zeroExConfigs = {
networkId: this.networkId,
};
this._zeroEx = new ZeroEx(provider, zeroExConfigs);
this._updateProviderName(injectedWeb3);
const shouldPollUserAddress = true;
this._web3Wrapper = new Web3Wrapper(provider);
this._blockchainWatcher = new BlockchainWatcher(
this._dispatcher,
this._web3Wrapper,
this.networkId,
shouldPollUserAddress,
);
const userAddresses = await this._web3Wrapper.getAvailableAddressesAsync();
this._userAddressIfExists = userAddresses[0];
this._dispatcher.updateUserAddress(this._userAddressIfExists);
await this.fetchTokenInformationAsync();
this._blockchainWatcher.startEmittingNetworkConnectionAndUserBalanceState();
await this._rehydrateStoreWithContractEvents();
}