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-rw-r--r--src/0x.ts44
1 files changed, 43 insertions, 1 deletions
diff --git a/src/0x.ts b/src/0x.ts
index 49bd31f2d..7e6c38c36 100644
--- a/src/0x.ts
+++ b/src/0x.ts
@@ -20,6 +20,7 @@ import {ECSignature, ZeroExError, Order, SignedOrder, Web3Provider} from './type
import {orderHashSchema} from './schemas/order_hash_schema';
import {orderSchema} from './schemas/order_schemas';
import {SchemaValidator} from './utils/schema_validator';
+import {ExchangeArtifactsByName} from './exchange_artifacts_by_name';
// Customize our BigNumber instances
bigNumberConfigs.configure();
@@ -158,7 +159,7 @@ export class ZeroEx {
this._web3Wrapper = new Web3Wrapper(provider);
this.token = new TokenWrapper(this._web3Wrapper);
this.proxy = new ProxyWrapper(this._web3Wrapper);
- this.exchange = new ExchangeWrapper(this._web3Wrapper, this.token, this.proxy);
+ this.exchange = new ExchangeWrapper(this._web3Wrapper, this.token);
this.tokenRegistry = new TokenRegistryWrapper(this._web3Wrapper);
this.etherToken = new EtherTokenWrapper(this._web3Wrapper, this.token);
}
@@ -254,4 +255,45 @@ export class ZeroEx {
}
return ecSignature;
}
+ /**
+ * Returns the ethereum addresses of all available exchange contracts
+ * on the network that the provided web3 instance is connected to
+ * @return The ethereum addresses of all available exchange contracts.
+ */
+ public async getAvailableExchangeContractAddressesAsync(): Promise<string[]> {
+ const networkId = await this._web3Wrapper.getNetworkIdIfExistsAsync();
+ if (_.isUndefined(networkId)) {
+ return [];
+ } else {
+ const exchangeArtifacts = _.values(ExchangeArtifactsByName);
+ const networkSpecificExchangeArtifacts = _.compact(_.map(
+ exchangeArtifacts, exchangeArtifact => exchangeArtifact.networks[networkId]));
+ const exchangeAddresses = _.map(
+ networkSpecificExchangeArtifacts,
+ networkSpecificExchangeArtifact => networkSpecificExchangeArtifact.address,
+ );
+ return exchangeAddresses;
+ }
+ }
+ /**
+ * Returns the ethereum addresses of all available exchange contracts
+ * on the network that the provided web3 instance is connected to
+ * that are currently authorized on the Proxy contract
+ * @return The ethereum addresses of all available and authorized exchange contract.
+ */
+ public async getProxyAuthorizedExchangeContractAddressesAsync(): Promise<string[]> {
+ const exchangeContractAddresses = await this.getAvailableExchangeContractAddressesAsync();
+ const proxyAuthorizedExchangeContractAddresses = [];
+ for (const exchangeContractAddress of exchangeContractAddresses) {
+ const isAuthorized = await this._isExchangeContractAddressProxyAuthorizedAsync(exchangeContractAddress);
+ if (isAuthorized) {
+ proxyAuthorizedExchangeContractAddresses.push(exchangeContractAddress);
+ }
+ }
+ return proxyAuthorizedExchangeContractAddresses;
+ }
+ private async _isExchangeContractAddressProxyAuthorizedAsync(exchangeContractAddress: string): Promise<boolean> {
+ const isAuthorized = await this.proxy.isAuthorizedAsync(exchangeContractAddress);
+ return isAuthorized;
+ }
}