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-rw-r--r--packages/instant/src/components/buy_button.tsx4
-rw-r--r--packages/instant/src/constants.ts2
-rw-r--r--packages/instant/src/containers/selected_erc20_asset_amount_input.ts12
-rw-r--r--packages/instant/src/types.ts1
-rw-r--r--packages/instant/src/util/address.ts6
-rw-r--r--packages/instant/src/util/balance.ts38
-rw-r--r--packages/instant/src/util/error.ts5
-rw-r--r--packages/instant/src/util/format.ts6
-rw-r--r--packages/instant/test/util/format.test.ts8
-rw-r--r--yarn.lock41
10 files changed, 108 insertions, 15 deletions
diff --git a/packages/instant/src/components/buy_button.tsx b/packages/instant/src/components/buy_button.tsx
index a70269dde..4780b80e7 100644
--- a/packages/instant/src/components/buy_button.tsx
+++ b/packages/instant/src/components/buy_button.tsx
@@ -4,6 +4,7 @@ import * as React from 'react';
import { WEB_3_WRAPPER_TRANSACTION_FAILED_ERROR_MSG_PREFIX } from '../constants';
import { ColorOption } from '../style/theme';
+import { getBestAddress } from '../util/address';
import { util } from '../util/util';
import { web3Wrapper } from '../util/web3_wrapper';
@@ -45,7 +46,8 @@ export class BuyButton extends React.Component<BuyButtonProps> {
let txHash: string | undefined;
this.props.onAwaitingSignature(buyQuote);
try {
- txHash = await assetBuyer.executeBuyQuoteAsync(buyQuote);
+ const takerAddress = await getBestAddress();
+ txHash = await assetBuyer.executeBuyQuoteAsync(buyQuote, { takerAddress });
} catch (e) {
if (e instanceof Error && e.message === AssetBuyerError.SignatureRequestDenied) {
this.props.onSignatureDenied(buyQuote, e);
diff --git a/packages/instant/src/constants.ts b/packages/instant/src/constants.ts
index 48d0d4aa2..e4281d54a 100644
--- a/packages/instant/src/constants.ts
+++ b/packages/instant/src/constants.ts
@@ -1,5 +1,5 @@
import { BigNumber } from '@0x/utils';
export const BIG_NUMBER_ZERO = new BigNumber(0);
-export const ethDecimals = 18;
+export const ETH_DECIMALS = 18;
export const DEFAULT_ZERO_EX_CONTAINER_SELECTOR = '#zeroExInstantContainer';
export const WEB_3_WRAPPER_TRANSACTION_FAILED_ERROR_MSG_PREFIX = 'Transaction failed';
diff --git a/packages/instant/src/containers/selected_erc20_asset_amount_input.ts b/packages/instant/src/containers/selected_erc20_asset_amount_input.ts
index ee76e9d66..325dc0ef2 100644
--- a/packages/instant/src/containers/selected_erc20_asset_amount_input.ts
+++ b/packages/instant/src/containers/selected_erc20_asset_amount_input.ts
@@ -7,14 +7,16 @@ import * as React from 'react';
import { connect } from 'react-redux';
import { Dispatch } from 'redux';
+import { ERC20AssetAmountInput } from '../components/erc20_asset_amount_input';
import { Action, actions } from '../redux/actions';
import { State } from '../redux/reducer';
import { ColorOption } from '../style/theme';
-import { ERC20Asset, OrderProcessState } from '../types';
+import { ERC20Asset, OrderProcessState, ZeroExInstantError } from '../types';
+import { getBestAddress } from '../util/address';
+import { balanceUtil } from '../util/balance';
import { BigNumberInput } from '../util/big_number_input';
import { errorUtil } from '../util/error';
-
-import { ERC20AssetAmountInput } from '../components/erc20_asset_amount_input';
+import { web3Wrapper } from '../util/web3_wrapper';
export interface SelectedERC20AssetAmountInputProps {
fontColor?: ColorOption;
@@ -77,6 +79,10 @@ const updateBuyQuoteAsync = async (
errorUtil.errorFlasher.clearError(dispatch);
// invalidate the last buy quote.
dispatch(actions.updateLatestBuyQuote(newBuyQuote));
+
+ // set error if user doesn't have appropriate balance
+ const takerAddress = await getBestAddress();
+ await balanceUtil.checkInsufficientEthBalanceAndFlashError(takerAddress, newBuyQuote, web3Wrapper, dispatch);
};
const debouncedUpdateBuyQuoteAsync = _.debounce(updateBuyQuoteAsync, 200, { trailing: true });
diff --git a/packages/instant/src/types.ts b/packages/instant/src/types.ts
index c63371fb4..174ad86e6 100644
--- a/packages/instant/src/types.ts
+++ b/packages/instant/src/types.ts
@@ -72,4 +72,5 @@ export enum Network {
export enum ZeroExInstantError {
AssetMetaDataNotAvailable = 'ASSET_META_DATA_NOT_AVAILABLE',
+ InsufficientBalance = 'INSUFFICIENT_BALANCE',
}
diff --git a/packages/instant/src/util/address.ts b/packages/instant/src/util/address.ts
new file mode 100644
index 000000000..14d42d8c0
--- /dev/null
+++ b/packages/instant/src/util/address.ts
@@ -0,0 +1,6 @@
+import { web3Wrapper } from '../util/web3_wrapper';
+
+export const getBestAddress = async (): Promise<string | undefined> => {
+ const addresses = await web3Wrapper.getAvailableAddressesAsync();
+ return addresses[0];
+};
diff --git a/packages/instant/src/util/balance.ts b/packages/instant/src/util/balance.ts
new file mode 100644
index 000000000..954dc7156
--- /dev/null
+++ b/packages/instant/src/util/balance.ts
@@ -0,0 +1,38 @@
+import { BuyQuote } from '@0x/asset-buyer';
+import { Web3Wrapper } from '@0x/web3-wrapper';
+import * as _ from 'lodash';
+import { Dispatch } from 'redux';
+
+import { ZeroExInstantError } from '../types';
+
+import { errorUtil } from './error';
+
+const hasSufficientFunds = async (takerAddress: string | undefined, buyQuote: BuyQuote, web3Wrapper: Web3Wrapper) => {
+ if (_.isUndefined(takerAddress)) {
+ return false;
+ }
+ const balanceWei = await web3Wrapper.getBalanceInWeiAsync(takerAddress);
+ return balanceWei >= buyQuote.worstCaseQuoteInfo.totalEthAmount;
+};
+
+export const balanceUtil = {
+ /**
+ * Checks to see if user has enough balance to buy assets
+ * If they do not, flash an error and return false
+ * If they do, return true
+ */
+ checkInsufficientEthBalanceAndFlashError: async (
+ takerAddress: string | undefined,
+ buyQuote: BuyQuote,
+ web3Wrapper: Web3Wrapper,
+ dispatch: Dispatch,
+ ) => {
+ const hasEnoughFunds = await hasSufficientFunds(takerAddress, buyQuote, web3Wrapper);
+ if (hasEnoughFunds) {
+ return true;
+ }
+ const balanceError = new Error(ZeroExInstantError.InsufficientBalance);
+ errorUtil.errorFlasher.flashNewError(dispatch, balanceError);
+ return false;
+ },
+};
diff --git a/packages/instant/src/util/error.ts b/packages/instant/src/util/error.ts
index 64c1f4885..5db0c66d2 100644
--- a/packages/instant/src/util/error.ts
+++ b/packages/instant/src/util/error.ts
@@ -2,7 +2,7 @@ import { AssetBuyerError } from '@0x/asset-buyer';
import { Dispatch } from 'redux';
import { Action, actions } from '../redux/actions';
-import { Asset } from '../types';
+import { Asset, ZeroExInstantError } from '../types';
import { assetUtils } from './asset';
@@ -49,6 +49,9 @@ const humanReadableMessageForError = (error: Error, asset?: Asset): string | und
if (error.message === AssetBuyerError.SignatureRequestDenied) {
return 'You denied this transaction';
}
+ if (error.message === ZeroExInstantError.InsufficientBalance) {
+ return "You don't have enough ETH";
+ }
return undefined;
};
diff --git a/packages/instant/src/util/format.ts b/packages/instant/src/util/format.ts
index ca7c01359..4a48dec9d 100644
--- a/packages/instant/src/util/format.ts
+++ b/packages/instant/src/util/format.ts
@@ -2,7 +2,7 @@ import { BigNumber } from '@0x/utils';
import { Web3Wrapper } from '@0x/web3-wrapper';
import * as _ from 'lodash';
-import { ethDecimals } from '../constants';
+import { ETH_DECIMALS } from '../constants';
export const format = {
ethBaseAmount: (
@@ -13,7 +13,7 @@ export const format = {
if (_.isUndefined(ethBaseAmount)) {
return defaultText;
}
- const ethUnitAmount = Web3Wrapper.toUnitAmount(ethBaseAmount, ethDecimals);
+ const ethUnitAmount = Web3Wrapper.toUnitAmount(ethBaseAmount, ETH_DECIMALS);
return format.ethUnitAmount(ethUnitAmount, decimalPlaces);
},
ethUnitAmount: (
@@ -36,7 +36,7 @@ export const format = {
if (_.isUndefined(ethBaseAmount) || _.isUndefined(ethUsdPrice)) {
return defaultText;
}
- const ethUnitAmount = Web3Wrapper.toUnitAmount(ethBaseAmount, ethDecimals);
+ const ethUnitAmount = Web3Wrapper.toUnitAmount(ethBaseAmount, ETH_DECIMALS);
return format.ethUnitAmountInUsd(ethUnitAmount, ethUsdPrice, decimalPlaces);
},
ethUnitAmountInUsd: (
diff --git a/packages/instant/test/util/format.test.ts b/packages/instant/test/util/format.test.ts
index 2c9294c78..c346b7604 100644
--- a/packages/instant/test/util/format.test.ts
+++ b/packages/instant/test/util/format.test.ts
@@ -1,15 +1,15 @@
import { BigNumber } from '@0x/utils';
import { Web3Wrapper } from '@0x/web3-wrapper';
-import { ethDecimals } from '../../src/constants';
+import { ETH_DECIMALS } from '../../src/constants';
import { format } from '../../src/util/format';
const BIG_NUMBER_ONE = new BigNumber(1);
const BIG_NUMBER_DECIMAL = new BigNumber(0.432414);
const BIG_NUMBER_IRRATIONAL = new BigNumber(5.3014059295032);
-const ONE_ETH_IN_BASE_UNITS = Web3Wrapper.toBaseUnitAmount(BIG_NUMBER_ONE, ethDecimals);
-const DECIMAL_ETH_IN_BASE_UNITS = Web3Wrapper.toBaseUnitAmount(BIG_NUMBER_DECIMAL, ethDecimals);
-const IRRATIONAL_ETH_IN_BASE_UNITS = Web3Wrapper.toBaseUnitAmount(BIG_NUMBER_IRRATIONAL, ethDecimals);
+const ONE_ETH_IN_BASE_UNITS = Web3Wrapper.toBaseUnitAmount(BIG_NUMBER_ONE, ETH_DECIMALS);
+const DECIMAL_ETH_IN_BASE_UNITS = Web3Wrapper.toBaseUnitAmount(BIG_NUMBER_DECIMAL, ETH_DECIMALS);
+const IRRATIONAL_ETH_IN_BASE_UNITS = Web3Wrapper.toBaseUnitAmount(BIG_NUMBER_IRRATIONAL, ETH_DECIMALS);
const BIG_NUMBER_FAKE_ETH_USD_PRICE = new BigNumber(2.534);
describe('format', () => {
diff --git a/yarn.lock b/yarn.lock
index 1ea799433..f3c0be06b 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1900,6 +1900,10 @@ aes-js@^0.2.3:
version "0.2.4"
resolved "https://registry.yarnpkg.com/aes-js/-/aes-js-0.2.4.tgz#94b881ab717286d015fa219e08fb66709dda5a3d"
+aes-js@^3.1.1:
+ version "3.1.1"
+ resolved "https://registry.yarnpkg.com/aes-js/-/aes-js-3.1.1.tgz#89fd1f94ae51b4c72d62466adc1a7323ff52f072"
+
agent-base@4, agent-base@^4.1.0, agent-base@~4.2.0:
version "4.2.1"
resolved "https://registry.yarnpkg.com/agent-base/-/agent-base-4.2.1.tgz#d89e5999f797875674c07d87f260fc41e83e8ca9"
@@ -3337,7 +3341,7 @@ bs-logger@0.x:
dependencies:
fast-json-stable-stringify "^2.0.0"
-bs58@=4.0.1:
+bs58@=4.0.1, bs58@^4.0.0:
version "4.0.1"
resolved "https://registry.yarnpkg.com/bs58/-/bs58-4.0.1.tgz#be161e76c354f6f788ae4071f63f34e8c4f0a42a"
dependencies:
@@ -3360,6 +3364,14 @@ bs58check@^1.0.8:
bs58 "^3.1.0"
create-hash "^1.1.0"
+bs58check@^2.1.2:
+ version "2.1.2"
+ resolved "https://registry.yarnpkg.com/bs58check/-/bs58check-2.1.2.tgz#53b018291228d82a5aa08e7d796fdafda54aebfc"
+ dependencies:
+ bs58 "^4.0.0"
+ create-hash "^1.1.0"
+ safe-buffer "^5.1.2"
+
bser@^2.0.0:
version "2.0.0"
resolved "https://registry.npmjs.org/bser/-/bser-2.0.0.tgz#9ac78d3ed5d915804fd87acb158bc797147a1719"
@@ -5947,6 +5959,19 @@ ethereumjs-wallet@0.6.0:
utf8 "^2.1.1"
uuid "^2.0.1"
+ethereumjs-wallet@~0.6.0:
+ version "0.6.2"
+ resolved "https://registry.yarnpkg.com/ethereumjs-wallet/-/ethereumjs-wallet-0.6.2.tgz#67244b6af3e8113b53d709124b25477b64aeccda"
+ dependencies:
+ aes-js "^3.1.1"
+ bs58check "^2.1.2"
+ ethereumjs-util "^5.2.0"
+ hdkey "^1.0.0"
+ safe-buffer "^5.1.2"
+ scrypt.js "^0.2.0"
+ utf8 "^3.0.0"
+ uuid "^3.3.2"
+
ethers@~4.0.4:
version "4.0.4"
resolved "https://registry.yarnpkg.com/ethers/-/ethers-4.0.4.tgz#d3f85e8b27f4b59537e06526439b0fb15b44dc65"
@@ -6751,7 +6776,7 @@ ganache-core@0xProject/ganache-core#monorepo-dep:
ethereumjs-tx "0xProject/ethereumjs-tx#fake-tx-include-signature-by-default"
ethereumjs-util "^5.2.0"
ethereumjs-vm "2.3.5"
- ethereumjs-wallet "~0.6.0"
+ ethereumjs-wallet "0.6.0"
fake-merkle-patricia-tree "~1.0.1"
heap "~0.2.6"
js-scrypt "^0.2.0"
@@ -7476,6 +7501,14 @@ hdkey@^0.7.0, hdkey@^0.7.1:
coinstring "^2.0.0"
secp256k1 "^3.0.1"
+hdkey@^1.0.0:
+ version "1.1.0"
+ resolved "https://registry.yarnpkg.com/hdkey/-/hdkey-1.1.0.tgz#e74e7b01d2c47f797fa65d1d839adb7a44639f29"
+ dependencies:
+ coinstring "^2.0.0"
+ safe-buffer "^5.1.1"
+ secp256k1 "^3.0.1"
+
he@1.1.1:
version "1.1.1"
resolved "https://registry.yarnpkg.com/he/-/he-1.1.1.tgz#93410fd21b009735151f8868c2f271f3427e23fd"
@@ -15562,6 +15595,10 @@ utf8@^2.1.1:
version "2.1.2"
resolved "https://registry.yarnpkg.com/utf8/-/utf8-2.1.2.tgz#1fa0d9270e9be850d9b05027f63519bf46457d96"
+utf8@^3.0.0:
+ version "3.0.0"
+ resolved "https://registry.yarnpkg.com/utf8/-/utf8-3.0.0.tgz#f052eed1364d696e769ef058b183df88c87f69d1"
+
util-deprecate@~1.0.1:
version "1.0.2"
resolved "https://registry.yarnpkg.com/util-deprecate/-/util-deprecate-1.0.2.tgz#450d4dc9fa70de732762fbd2d4a28981419a0ccf"