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authorFabio Berger <me@fabioberger.com>2017-12-17 14:32:53 +0800
committerFabio Berger <me@fabioberger.com>2017-12-17 14:32:53 +0800
commit1f748afed96ed40d1ee61b970e8c6fe2a75fa382 (patch)
treee4d78bfa36223db43bac7502309cd950a8523e25 /packages/0x.js/src
parent4a73c05435a653565a92aedfbf56d45997f0673f (diff)
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Modify the etherToken wrapper methods to accept an etherTokenAddress as the first arg. Since it is becoming apparent we will be updating the canonical WETH contract, we want users of 0x.js to be able to interact with n number of etherTokens without re-instantiating for each one.
Diffstat (limited to 'packages/0x.js/src')
-rw-r--r--packages/0x.js/src/0x.ts2
-rw-r--r--packages/0x.js/src/contract_wrappers/ether_token_wrapper.ts41
-rw-r--r--packages/0x.js/src/schemas/zero_ex_config_schema.ts1
-rw-r--r--packages/0x.js/src/types.ts2
4 files changed, 14 insertions, 32 deletions
diff --git a/packages/0x.js/src/0x.ts b/packages/0x.js/src/0x.ts
index 5a2d6cb05..41fefb993 100644
--- a/packages/0x.js/src/0x.ts
+++ b/packages/0x.js/src/0x.ts
@@ -199,7 +199,7 @@ export class ZeroEx {
this._web3Wrapper, config.networkId, config.tokenRegistryContractAddress,
);
this.etherToken = new EtherTokenWrapper(
- this._web3Wrapper, config.networkId, this.token, config.etherTokenContractAddress,
+ this._web3Wrapper, config.networkId, this.token,
);
this.orderStateWatcher = new OrderStateWatcher(
this._web3Wrapper, this._abiDecoder, this.token, this.exchange, config.orderWatcherConfig,
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;
diff --git a/packages/0x.js/src/schemas/zero_ex_config_schema.ts b/packages/0x.js/src/schemas/zero_ex_config_schema.ts
index 121d81257..e0d985749 100644
--- a/packages/0x.js/src/schemas/zero_ex_config_schema.ts
+++ b/packages/0x.js/src/schemas/zero_ex_config_schema.ts
@@ -8,7 +8,6 @@ export const zeroExConfigSchema = {
gasPrice: {$ref: '/Number'},
exchangeContractAddress: {$ref: '/Address'},
tokenRegistryContractAddress: {$ref: '/Address'},
- etherTokenContractAddress: {$ref: '/Address'},
orderWatcherConfig: {
type: 'object',
properties: {
diff --git a/packages/0x.js/src/types.ts b/packages/0x.js/src/types.ts
index f33e05bb8..fb3cfa6df 100644
--- a/packages/0x.js/src/types.ts
+++ b/packages/0x.js/src/types.ts
@@ -268,7 +268,6 @@ export interface OrderStateWatcherConfig {
* gasPrice: Gas price to use with every transaction
* exchangeContractAddress: The address of an exchange contract to use
* tokenRegistryContractAddress: The address of a token registry contract to use
- * etherTokenContractAddress: The address of an ether token contract to use
* tokenTransferProxyContractAddress: The address of the token transfer proxy contract to use
* orderWatcherConfig: All the configs related to the orderWatcher
*/
@@ -277,7 +276,6 @@ export interface ZeroExConfig {
gasPrice?: BigNumber;
exchangeContractAddress?: string;
tokenRegistryContractAddress?: string;
- etherTokenContractAddress?: string;
tokenTransferProxyContractAddress?: string;
orderWatcherConfig?: OrderStateWatcherConfig;
}