diff options
Diffstat (limited to 'packages/instant/src/util/asset.ts')
-rw-r--r-- | packages/instant/src/util/asset.ts | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/packages/instant/src/util/asset.ts b/packages/instant/src/util/asset.ts index 13f84ef74..5e83e7e6d 100644 --- a/packages/instant/src/util/asset.ts +++ b/packages/instant/src/util/asset.ts @@ -1,7 +1,10 @@ -import { AssetBuyerError } from '@0x/asset-buyer'; +import { AssetBuyerError, InsufficientAssetLiquidityError } from '@0x/asset-buyer'; import { AssetProxyId, ObjectMap } from '@0x/types'; +import { BigNumber } from '@0x/utils'; +import { Web3Wrapper } from '@0x/web3-wrapper'; import * as _ from 'lodash'; +import { BIG_NUMBER_ZERO } from '../constants'; import { assetDataNetworkMapping } from '../data/asset_data_network_mapping'; import { Asset, AssetMetaData, ERC20Asset, Network, ZeroExInstantError } from '../types'; @@ -110,6 +113,18 @@ export const assetUtils = { assetBuyerErrorMessage: (asset: ERC20Asset, error: Error): string | undefined => { if (error.message === AssetBuyerError.InsufficientAssetLiquidity) { const assetName = assetUtils.bestNameForAsset(asset, 'of this asset'); + if (error instanceof InsufficientAssetLiquidityError) { + const unitAmountAvailableToFill = Web3Wrapper.toUnitAmount( + error.amountAvailableToFill, + asset.metaData.decimals, + ); + const roundedUnitAmountAvailableToFill = unitAmountAvailableToFill.round(2, BigNumber.ROUND_DOWN); + + if (roundedUnitAmountAvailableToFill.greaterThan(BIG_NUMBER_ZERO)) { + return `There are only ${roundedUnitAmountAvailableToFill} ${assetName} available to buy`; + } + } + return `Not enough ${assetName} available`; } else if (error.message === AssetBuyerError.InsufficientZrxLiquidity) { return 'Not enough ZRX available'; |