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@0x/asset-swapper: Rebase against development and pay protocol fees.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,55 +1,68 @@ | ||
| import { SignedOrder } from '@0x/types'; | ||
| import { BigNumber } from '@0x/utils'; | ||
|
|
||
| import { | ||
| ForwarderSwapQuoteExecutionOpts, | ||
| ForwarderSwapQuoteGetOutputOpts, | ||
| OrdersAndFillableAmounts, | ||
| ForwarderExtensionContractOpts, | ||
| OrderPrunerOpts, | ||
| OrderPrunerPermittedFeeTypes, | ||
| SwapQuoteExecutionOpts, | ||
| SwapQuoteGetOutputOpts, | ||
| SwapQuoteRequestOpts, | ||
| SwapQuoterOpts, | ||
| } from './types'; | ||
|
|
||
| const ETH_GAS_STATION_API_BASE_URL = 'https://ethgasstation.info'; | ||
| const NULL_BYTES = '0x'; | ||
| const NULL_ERC20_ASSET_DATA = '0xf47261b00000000000000000000000000000000000000000000000000000000000000000'; | ||
| const NULL_ADDRESS = '0x0000000000000000000000000000000000000000'; | ||
| const MAINNET_CHAIN_ID = 1; | ||
| const ONE_SECOND_MS = 1000; | ||
| const DEFAULT_PER_PAGE = 1000; | ||
| const PROTOCOL_FEE_MULTIPLIER = 150000; | ||
|
|
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| const DEFAULT_SWAP_QUOTER_OPTS: SwapQuoterOpts = { | ||
| chainId: MAINNET_CHAIN_ID, | ||
| orderRefreshIntervalMs: 10000, // 10 seconds | ||
| const DEFAULT_ORDER_PRUNER_OPTS: OrderPrunerOpts = { | ||
| expiryBufferMs: 120000, // 2 minutes | ||
| permittedOrderFeeTypes: new Set<OrderPrunerPermittedFeeTypes>([ | ||
| OrderPrunerPermittedFeeTypes.NoFees, | ||
| OrderPrunerPermittedFeeTypes.MakerDenominatedTakerFee, | ||
| ]), // Default asset-swapper for CFL oriented fee types | ||
| }; | ||
|
|
||
| const DEFAULT_SWAP_QUOTER_OPTS: SwapQuoterOpts = { | ||
| ...{ | ||
| chainId: MAINNET_CHAIN_ID, | ||
| orderRefreshIntervalMs: 10000, // 10 seconds | ||
| }, | ||
| ...DEFAULT_ORDER_PRUNER_OPTS, | ||
| }; | ||
|
|
||
| const DEFAULT_FORWARDER_SWAP_QUOTE_GET_OPTS: ForwarderSwapQuoteGetOutputOpts = { | ||
| const DEFAULT_FORWARDER_SWAP_QUOTE_GET_OPTS: SwapQuoteGetOutputOpts & ForwarderExtensionContractOpts = { | ||
| feePercentage: 0, | ||
| feeRecipient: NULL_ADDRESS, | ||
| }; | ||
|
|
||
| const DEFAULT_FORWARDER_SWAP_QUOTE_EXECUTE_OPTS: ForwarderSwapQuoteExecutionOpts = DEFAULT_FORWARDER_SWAP_QUOTE_GET_OPTS; | ||
| const DEFAULT_FORWARDER_SWAP_QUOTE_EXECUTE_OPTS: SwapQuoteExecutionOpts & | ||
| ForwarderExtensionContractOpts = DEFAULT_FORWARDER_SWAP_QUOTE_GET_OPTS; | ||
|
|
||
| const DEFAULT_SWAP_QUOTE_REQUEST_OPTS: SwapQuoteRequestOpts = { | ||
| shouldDisableRequestingFeeOrders: false, | ||
| slippagePercentage: 0.2, // 20% slippage protection, | ||
| }; | ||
|
|
||
| const EMPTY_ORDERS_AND_FILLABLE_AMOUNTS: OrdersAndFillableAmounts = { | ||
| orders: [] as SignedOrder[], | ||
| remainingFillableMakerAssetAmounts: [] as BigNumber[], | ||
| }; | ||
|
|
||
| export const constants = { | ||
| ETH_GAS_STATION_API_BASE_URL, | ||
| NULL_BYTES, | ||
| ZERO_AMOUNT: new BigNumber(0), | ||
| NULL_ADDRESS, | ||
| MAINNET_CHAIN_ID, | ||
| DEFAULT_ORDER_PRUNER_OPTS, | ||
| ETHER_TOKEN_DECIMALS: 18, | ||
| ONE_AMOUNT: new BigNumber(1), | ||
| MAX_AFFILIATE_FEE_PERCENTAGE: 0.05, | ||
| ONE_SECOND_MS, | ||
| DEFAULT_SWAP_QUOTER_OPTS, | ||
| DEFAULT_FORWARDER_SWAP_QUOTE_GET_OPTS, | ||
| DEFAULT_FORWARDER_SWAP_QUOTE_EXECUTE_OPTS, | ||
| DEFAULT_SWAP_QUOTE_REQUEST_OPTS, | ||
| EMPTY_ORDERS_AND_FILLABLE_AMOUNTS, | ||
| DEFAULT_PER_PAGE, | ||
| PROTOCOL_FEE_MULTIPLIER, | ||
| NULL_ERC20_ASSET_DATA, | ||
| }; |
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