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authorSteve Klebanoff <steve.klebanoff@gmail.com>2018-11-10 02:06:22 +0800
committerSteve Klebanoff <steve.klebanoff@gmail.com>2018-11-10 02:06:22 +0800
commitdf91d343154bced69be86f7af4c4c702286cfd16 (patch)
tree35a540b849c38ce72a2b5bd5aedcc23f2b72ef6d /packages/instant/src/util
parentd703c13f8eca7f7139581468e86cf6d2fa067c1e (diff)
parentb4a11de097258d37fa9271e64fc28a1d012a8d26 (diff)
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Merge branch 'development' into feature/instant/buy-quote-heartbeat
Diffstat (limited to 'packages/instant/src/util')
-rw-r--r--packages/instant/src/util/buy_quote_fetcher.ts2
-rw-r--r--packages/instant/src/util/buy_quote_updater.ts56
-rw-r--r--packages/instant/src/util/etherscan.ts7
-rw-r--r--packages/instant/src/util/format.ts3
4 files changed, 68 insertions, 0 deletions
diff --git a/packages/instant/src/util/buy_quote_fetcher.ts b/packages/instant/src/util/buy_quote_fetcher.ts
index cc8aac0fa..22ce835e8 100644
--- a/packages/instant/src/util/buy_quote_fetcher.ts
+++ b/packages/instant/src/util/buy_quote_fetcher.ts
@@ -1,4 +1,6 @@
// TODO: rename file and export object
+// TODO: delete this
+
import { AssetBuyer, AssetBuyerError, BuyQuote } from '@0x/asset-buyer';
import { AssetProxyId } from '@0x/types';
import { BigNumber } from '@0x/utils';
diff --git a/packages/instant/src/util/buy_quote_updater.ts b/packages/instant/src/util/buy_quote_updater.ts
new file mode 100644
index 000000000..e697d3ef7
--- /dev/null
+++ b/packages/instant/src/util/buy_quote_updater.ts
@@ -0,0 +1,56 @@
+import { AssetBuyer, AssetBuyerError, BuyQuote } from '@0x/asset-buyer';
+import { BigNumber } from '@0x/utils';
+import { Web3Wrapper } from '@0x/web3-wrapper';
+import * as _ from 'lodash';
+import { Dispatch } from 'redux';
+import { oc } from 'ts-optchain';
+
+import { Action, actions } from '../redux/actions';
+import { AffiliateInfo, ERC20Asset } from '../types';
+import { assetUtils } from '../util/asset';
+import { errorFlasher } from '../util/error_flasher';
+
+export const buyQuoteUpdater = {
+ updateBuyQuoteAsync: async (
+ assetBuyer: AssetBuyer,
+ dispatch: Dispatch<Action>,
+ asset: ERC20Asset,
+ assetAmount: BigNumber,
+ affiliateInfo?: AffiliateInfo,
+ ): Promise<void> => {
+ // get a new buy quote.
+ const baseUnitValue = Web3Wrapper.toBaseUnitAmount(assetAmount, asset.metaData.decimals);
+ // mark quote as pending
+ dispatch(actions.setQuoteRequestStatePending());
+ const feePercentage = oc(affiliateInfo).feePercentage();
+ let newBuyQuote: BuyQuote | undefined;
+ try {
+ newBuyQuote = await assetBuyer.getBuyQuoteAsync(asset.assetData, baseUnitValue, { feePercentage });
+ } catch (error) {
+ dispatch(actions.setQuoteRequestStateFailure());
+ let errorMessage;
+ if (error.message === AssetBuyerError.InsufficientAssetLiquidity) {
+ const assetName = assetUtils.bestNameForAsset(asset, 'of this asset');
+ errorMessage = `Not enough ${assetName} available`;
+ } else if (error.message === AssetBuyerError.InsufficientZrxLiquidity) {
+ errorMessage = 'Not enough ZRX available';
+ } else if (
+ error.message === AssetBuyerError.StandardRelayerApiError ||
+ error.message.startsWith(AssetBuyerError.AssetUnavailable)
+ ) {
+ const assetName = assetUtils.bestNameForAsset(asset, 'This asset');
+ errorMessage = `${assetName} is currently unavailable`;
+ }
+ if (!_.isUndefined(errorMessage)) {
+ errorFlasher.flashNewErrorMessage(dispatch, errorMessage);
+ } else {
+ throw error;
+ }
+ return;
+ }
+ // We have a successful new buy quote
+ errorFlasher.clearError(dispatch);
+ // invalidate the last buy quote.
+ dispatch(actions.updateLatestBuyQuote(newBuyQuote));
+ },
+};
diff --git a/packages/instant/src/util/etherscan.ts b/packages/instant/src/util/etherscan.ts
index cfc2578a3..4d62c4d9f 100644
--- a/packages/instant/src/util/etherscan.ts
+++ b/packages/instant/src/util/etherscan.ts
@@ -21,4 +21,11 @@ export const etherscanUtil = {
}
return `https://${prefix}etherscan.io/tx/${txHash}`;
},
+ getEtherScanEthAddressIfExists: (ethAddress: string, networkId: number) => {
+ const prefix = etherscanPrefix(networkId);
+ if (_.isUndefined(prefix)) {
+ return;
+ }
+ return `https://${prefix}etherscan.io/address/${ethAddress}`;
+ },
};
diff --git a/packages/instant/src/util/format.ts b/packages/instant/src/util/format.ts
index 4a48dec9d..44661d697 100644
--- a/packages/instant/src/util/format.ts
+++ b/packages/instant/src/util/format.ts
@@ -50,4 +50,7 @@ export const format = {
}
return `$${ethUnitAmount.mul(ethUsdPrice).toFixed(decimalPlaces)}`;
},
+ ethAddress: (address: string): string => {
+ return `0x${address.slice(2, 7)}…${address.slice(-5)}`;
+ },
};