From 654b0486027ed42662bbc907a72806046ec7697e Mon Sep 17 00:00:00 2001
From: Amir Bandeali <abandeali1@gmail.com>
Date: Fri, 29 Jun 2018 11:52:15 -0700
Subject: Export LedgerEthereumClient type in subproviders

---
 packages/migrations/src/migrate.ts                | 27 ++++++++++-------
 packages/migrations/src/types.ts                  | 36 -----------------------
 packages/migrations/src/utils/provider_factory.ts |  4 +--
 3 files changed, 18 insertions(+), 49 deletions(-)

(limited to 'packages/migrations')

diff --git a/packages/migrations/src/migrate.ts b/packages/migrations/src/migrate.ts
index 4661e1ead..c46d3580a 100644
--- a/packages/migrations/src/migrate.ts
+++ b/packages/migrations/src/migrate.ts
@@ -9,7 +9,6 @@ import { runV1MigrationsAsync } from './1.0.0/migration';
 import { runV2TestnetMigrationsAsync } from './2.0.0-beta-testnet/migration';
 import { runV2MigrationsAsync } from './2.0.0/migration';
 
-import { constants } from './utils/constants';
 import { providerFactory } from './utils/provider_factory';
 
 enum ContractVersions {
@@ -20,29 +19,37 @@ enum ContractVersions {
 const args = yargs.argv;
 
 (async () => {
-    const providerConfigs = { shouldUseInProcessGanache: false };
-    const provider: Provider = web3Factory.getRpcProvider(providerConfigs);
-    const txDefaults = {
-        from: devConstants.TESTRPC_FIRST_ADDRESS,
-    };
     const contractsVersion = args.contractsVersion;
     const artifactsDir = `artifacts/${contractsVersion}`;
+    let providerConfigs;
+    let provider: Provider;
+    let txDefaults;
     switch (contractsVersion) {
         case ContractVersions.V1:
+            providerConfigs = { shouldUseInProcessGanache: false };
+            provider = web3Factory.getRpcProvider(providerConfigs);
+            txDefaults = {
+                from: devConstants.TESTRPC_FIRST_ADDRESS,
+            };
             await runV1MigrationsAsync(provider, artifactsDir, txDefaults);
             break;
         case ContractVersions.V2:
+            providerConfigs = { shouldUseInProcessGanache: false };
+            provider = web3Factory.getRpcProvider(providerConfigs);
+            txDefaults = {
+                from: devConstants.TESTRPC_FIRST_ADDRESS,
+            };
             await runV2MigrationsAsync(provider, artifactsDir, txDefaults);
             break;
         case ContractVersions.V2Testnet:
-            const ledgerProvider = await providerFactory.getLedgerProviderAsync();
-            const web3Wrapper = new Web3Wrapper(ledgerProvider);
+            provider = await providerFactory.getLedgerProviderAsync();
+            const web3Wrapper = new Web3Wrapper(provider);
             const accounts = await web3Wrapper.getAvailableAddressesAsync();
-            const testnetTxDefaults = {
+            txDefaults = {
                 from: accounts[0],
                 gas: devConstants.GAS_LIMIT,
             };
-            await runV2TestnetMigrationsAsync(ledgerProvider, artifactsDir, testnetTxDefaults);
+            await runV2TestnetMigrationsAsync(provider, artifactsDir, txDefaults);
             break;
         default:
             throw new Error(`Unsupported contract version: ${contractsVersion}`);
diff --git a/packages/migrations/src/types.ts b/packages/migrations/src/types.ts
index 7347f27fe..65f685797 100644
--- a/packages/migrations/src/types.ts
+++ b/packages/migrations/src/types.ts
@@ -1,4 +1,3 @@
-import { ECSignature } from '@0xproject/types';
 import { BigNumber } from '@0xproject/utils';
 
 export interface ERC20Token {
@@ -28,38 +27,3 @@ export enum ContractName {
     EtherDelta = 'EtherDelta',
     Arbitrage = 'Arbitrage',
 }
-
-export interface LedgerCommunicationClient {
-    close: () => Promise<void>;
-}
-
-export interface LedgerGetAddressResult {
-    address: string;
-    publicKey: string;
-    chainCode: string;
-}
-
-export interface ECSignatureString {
-    v: string;
-    r: string;
-    s: string;
-}
-
-export interface LedgerGetAddressResult {
-    address: string;
-    publicKey: string;
-    chainCode: string;
-}
-
-export interface LedgerEthereumClient {
-    // shouldGetChainCode is defined as `true` instead of `boolean` because other types rely on the assumption
-    // that we get back the chain code and we don't have dependent types to express it properly
-    getAddress: (
-        derivationPath: string,
-        askForDeviceConfirmation: boolean,
-        shouldGetChainCode: true,
-    ) => Promise<LedgerGetAddressResult>;
-    signTransaction: (derivationPath: string, rawTxHex: string) => Promise<ECSignatureString>;
-    signPersonalMessage: (derivationPath: string, messageHex: string) => Promise<ECSignature>;
-    transport: LedgerCommunicationClient;
-}
diff --git a/packages/migrations/src/utils/provider_factory.ts b/packages/migrations/src/utils/provider_factory.ts
index 6ae2ad41c..fafc55dda 100644
--- a/packages/migrations/src/utils/provider_factory.ts
+++ b/packages/migrations/src/utils/provider_factory.ts
@@ -1,12 +1,10 @@
-import { LedgerSubprovider } from '@0xproject/subproviders';
+import { LedgerEthereumClient, LedgerSubprovider } from '@0xproject/subproviders';
 import Eth from '@ledgerhq/hw-app-eth';
 import TransportNodeHid from '@ledgerhq/hw-transport-node-hid';
 import { Provider } from 'ethereum-types';
 import ProviderEngine = require('web3-provider-engine');
 import RpcSubprovider = require('web3-provider-engine/subproviders/rpc');
 
-import { LedgerEthereumClient } from '../types';
-
 import { constants } from './constants';
 
 async function ledgerEthereumNodeJsClientFactoryAsync(): Promise<LedgerEthereumClient> {
-- 
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