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-rw-r--r--packages/0x.js/src/contract_wrappers/ether_token_wrapper.ts41
1 files changed, 13 insertions, 28 deletions
diff --git a/packages/0x.js/src/contract_wrappers/ether_token_wrapper.ts b/packages/0x.js/src/contract_wrappers/ether_token_wrapper.ts
index 896cfde3d..a6acbe45d 100644
--- a/packages/0x.js/src/contract_wrappers/ether_token_wrapper.ts
+++ b/packages/0x.js/src/contract_wrappers/ether_token_wrapper.ts
@@ -17,24 +17,22 @@ import {TokenWrapper} from './token_wrapper';
export class EtherTokenWrapper extends ContractWrapper {
private _etherTokenContractIfExists?: EtherTokenContract;
private _tokenWrapper: TokenWrapper;
- private _contractAddressIfExists?: string;
- constructor(web3Wrapper: Web3Wrapper, networkId: number, tokenWrapper: TokenWrapper,
- contractAddressIfExists?: string) {
+ constructor(web3Wrapper: Web3Wrapper, networkId: number, tokenWrapper: TokenWrapper) {
super(web3Wrapper, networkId);
this._tokenWrapper = tokenWrapper;
- this._contractAddressIfExists = contractAddressIfExists;
}
/**
* Deposit ETH into the Wrapped ETH smart contract and issues the equivalent number of wrapped ETH tokens
* to the depositor address. These wrapped ETH tokens can be used in 0x trades and are redeemable for 1-to-1
* for ETH.
- * @param amountInWei Amount of ETH in Wei the caller wishes to deposit.
- * @param depositor The hex encoded user Ethereum address that would like to make the deposit.
- * @param txOpts Transaction parameters.
+ * @param etherTokenAddress EtherToken address you wish to deposit into.
+ * @param amountInWei Amount of ETH in Wei the caller wishes to deposit.
+ * @param depositor The hex encoded user Ethereum address that would like to make the deposit.
+ * @param txOpts Transaction parameters.
* @return Transaction hash.
*/
public async depositAsync(
- amountInWei: BigNumber, depositor: string, txOpts: TransactionOpts = {},
+ etherTokenAddress: string, amountInWei: BigNumber, depositor: string, txOpts: TransactionOpts = {},
): Promise<string> {
assert.isValidBaseUnitAmount('amountInWei', amountInWei);
await assert.isSenderAddressAsync('depositor', depositor, this._web3Wrapper);
@@ -42,7 +40,7 @@ export class EtherTokenWrapper extends ContractWrapper {
const ethBalanceInWei = await this._web3Wrapper.getBalanceInWeiAsync(depositor);
assert.assert(ethBalanceInWei.gte(amountInWei), ZeroExError.InsufficientEthBalanceForDeposit);
- const wethContract = await this._getEtherTokenContractAsync();
+ const wethContract = await this._getEtherTokenContractAsync(etherTokenAddress);
const txHash = await wethContract.deposit.sendTransactionAsync({
from: depositor,
value: amountInWei,
@@ -54,22 +52,22 @@ export class EtherTokenWrapper extends ContractWrapper {
/**
* Withdraw ETH to the withdrawer's address from the wrapped ETH smart contract in exchange for the
* equivalent number of wrapped ETH tokens.
+ * @param etherTokenAddress EtherToken address you wish to withdraw from.
* @param amountInWei Amount of ETH in Wei the caller wishes to withdraw.
* @param withdrawer The hex encoded user Ethereum address that would like to make the withdrawl.
* @param txOpts Transaction parameters.
* @return Transaction hash.
*/
public async withdrawAsync(
- amountInWei: BigNumber, withdrawer: string, txOpts: TransactionOpts = {},
+ etherTokenAddress: string, amountInWei: BigNumber, withdrawer: string, txOpts: TransactionOpts = {},
): Promise<string> {
assert.isValidBaseUnitAmount('amountInWei', amountInWei);
await assert.isSenderAddressAsync('withdrawer', withdrawer, this._web3Wrapper);
- const wethContractAddress = this.getContractAddress();
- const WETHBalanceInBaseUnits = await this._tokenWrapper.getBalanceAsync(wethContractAddress, withdrawer);
+ const WETHBalanceInBaseUnits = await this._tokenWrapper.getBalanceAsync(etherTokenAddress, withdrawer);
assert.assert(WETHBalanceInBaseUnits.gte(amountInWei), ZeroExError.InsufficientWEthBalanceForWithdrawal);
- const wethContract = await this._getEtherTokenContractAsync();
+ const wethContract = await this._getEtherTokenContractAsync(etherTokenAddress);
const txHash = await wethContract.withdraw.sendTransactionAsync(amountInWei, {
from: withdrawer,
gas: txOpts.gasLimit,
@@ -77,25 +75,12 @@ export class EtherTokenWrapper extends ContractWrapper {
});
return txHash;
}
- /**
- * Retrieves the Wrapped Ether token contract address
- * @return The Wrapped Ether token contract address
- */
- public getContractAddress(): string {
- const contractAddress = this._getContractAddress(
- artifacts.EtherTokenArtifact, this._contractAddressIfExists,
- );
- return contractAddress;
- }
private _invalidateContractInstance(): void {
delete this._etherTokenContractIfExists;
}
- private async _getEtherTokenContractAsync(): Promise<EtherTokenContract> {
- if (!_.isUndefined(this._etherTokenContractIfExists)) {
- return this._etherTokenContractIfExists;
- }
+ private async _getEtherTokenContractAsync(etherTokenAddress: string): Promise<EtherTokenContract> {
const web3ContractInstance = await this._instantiateContractIfExistsAsync(
- artifacts.EtherTokenArtifact, this._contractAddressIfExists,
+ artifacts.EtherTokenArtifact, etherTokenAddress,
);
const contractInstance = new EtherTokenContract(web3ContractInstance, this._web3Wrapper.getContractDefaults());
this._etherTokenContractIfExists = contractInstance;