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authorFabio Berger <me@fabioberger.com>2018-09-04 23:23:02 +0800
committerFabio Berger <me@fabioberger.com>2018-09-04 23:23:02 +0800
commit539c243733c60fe083ed0e3e7d7663981f5d7663 (patch)
tree4456dd94fb0f8d1239bcff813580002822acff9e /packages/order-watcher
parent1d8e133a30ea33b45519a3f52fc933fc917a9633 (diff)
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Move fetchers to contract-wrappers
Diffstat (limited to 'packages/order-watcher')
-rw-r--r--packages/order-watcher/src/fetchers/asset_balance_and_proxy_allowance_fetcher.ts74
-rw-r--r--packages/order-watcher/src/fetchers/order_filled_cancelled_fetcher.ts27
2 files changed, 0 insertions, 101 deletions
diff --git a/packages/order-watcher/src/fetchers/asset_balance_and_proxy_allowance_fetcher.ts b/packages/order-watcher/src/fetchers/asset_balance_and_proxy_allowance_fetcher.ts
deleted file mode 100644
index a1de22a5e..000000000
--- a/packages/order-watcher/src/fetchers/asset_balance_and_proxy_allowance_fetcher.ts
+++ /dev/null
@@ -1,74 +0,0 @@
-// tslint:disable:no-unnecessary-type-assertion
-import { BlockParamLiteral, ERC20TokenWrapper, ERC721TokenWrapper } from '@0xproject/contract-wrappers';
-import { AbstractBalanceAndProxyAllowanceFetcher, assetDataUtils } from '@0xproject/order-utils';
-import { AssetProxyId, ERC20AssetData, ERC721AssetData } from '@0xproject/types';
-import { BigNumber } from '@0xproject/utils';
-
-export class AssetBalanceAndProxyAllowanceFetcher implements AbstractBalanceAndProxyAllowanceFetcher {
- private readonly _erc20Token: ERC20TokenWrapper;
- private readonly _erc721Token: ERC721TokenWrapper;
- private readonly _stateLayer: BlockParamLiteral;
- constructor(erc20Token: ERC20TokenWrapper, erc721Token: ERC721TokenWrapper, stateLayer: BlockParamLiteral) {
- this._erc20Token = erc20Token;
- this._erc721Token = erc721Token;
- this._stateLayer = stateLayer;
- }
- public async getBalanceAsync(assetData: string, userAddress: string): Promise<BigNumber> {
- const decodedAssetData = assetDataUtils.decodeAssetDataOrThrow(assetData);
- if (decodedAssetData.assetProxyId === AssetProxyId.ERC20) {
- const decodedERC20AssetData = decodedAssetData as ERC20AssetData;
- const balance = await this._erc20Token.getBalanceAsync(decodedERC20AssetData.tokenAddress, userAddress, {
- defaultBlock: this._stateLayer,
- });
- return balance;
- } else {
- const decodedERC721AssetData = decodedAssetData as ERC721AssetData;
- const tokenOwner = await this._erc721Token.getOwnerOfAsync(
- decodedERC721AssetData.tokenAddress,
- decodedERC721AssetData.tokenId,
- {
- defaultBlock: this._stateLayer,
- },
- );
- const balance = tokenOwner === userAddress ? new BigNumber(1) : new BigNumber(0);
- return balance;
- }
- }
- public async getProxyAllowanceAsync(assetData: string, userAddress: string): Promise<BigNumber> {
- const decodedAssetData = assetDataUtils.decodeAssetDataOrThrow(assetData);
- if (decodedAssetData.assetProxyId === AssetProxyId.ERC20) {
- const decodedERC20AssetData = decodedAssetData as ERC20AssetData;
- const proxyAllowance = await this._erc20Token.getProxyAllowanceAsync(
- decodedERC20AssetData.tokenAddress,
- userAddress,
- {
- defaultBlock: this._stateLayer,
- },
- );
- return proxyAllowance;
- } else {
- const decodedERC721AssetData = decodedAssetData as ERC721AssetData;
-
- const isApprovedForAll = await this._erc721Token.isProxyApprovedForAllAsync(
- decodedERC721AssetData.tokenAddress,
- userAddress,
- {
- defaultBlock: this._stateLayer,
- },
- );
- if (isApprovedForAll) {
- return new BigNumber(this._erc20Token.UNLIMITED_ALLOWANCE_IN_BASE_UNITS);
- } else {
- const isApproved = await this._erc721Token.isProxyApprovedAsync(
- decodedERC721AssetData.tokenAddress,
- decodedERC721AssetData.tokenId,
- {
- defaultBlock: this._stateLayer,
- },
- );
- const proxyAllowance = isApproved ? new BigNumber(1) : new BigNumber(0);
- return proxyAllowance;
- }
- }
- }
-}
diff --git a/packages/order-watcher/src/fetchers/order_filled_cancelled_fetcher.ts b/packages/order-watcher/src/fetchers/order_filled_cancelled_fetcher.ts
deleted file mode 100644
index bfad1a48c..000000000
--- a/packages/order-watcher/src/fetchers/order_filled_cancelled_fetcher.ts
+++ /dev/null
@@ -1,27 +0,0 @@
-// tslint:disable:no-unnecessary-type-assertion
-import { BlockParamLiteral, ExchangeWrapper } from '@0xproject/contract-wrappers';
-import { AbstractOrderFilledCancelledFetcher } from '@0xproject/order-utils';
-import { BigNumber } from '@0xproject/utils';
-
-export class OrderFilledCancelledFetcher implements AbstractOrderFilledCancelledFetcher {
- private readonly _exchange: ExchangeWrapper;
- private readonly _stateLayer: BlockParamLiteral;
- constructor(exchange: ExchangeWrapper, stateLayer: BlockParamLiteral) {
- this._exchange = exchange;
- this._stateLayer = stateLayer;
- }
- public async getFilledTakerAmountAsync(orderHash: string): Promise<BigNumber> {
- const filledTakerAmount = this._exchange.getFilledTakerAssetAmountAsync(orderHash, {
- defaultBlock: this._stateLayer,
- });
- return filledTakerAmount;
- }
- public async isOrderCancelledAsync(orderHash: string): Promise<boolean> {
- const isCancelled = await this._exchange.isCancelledAsync(orderHash);
- return isCancelled;
- }
- public getZRXAssetData(): string {
- const zrxAssetData = this._exchange.getZRXAssetData();
- return zrxAssetData;
- }
-}