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@ -6,6 +6,9 @@ import { |
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METASWAP_CHAINID_API_HOST_MAP, |
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SWAPS_CHAINID_CONTRACT_ADDRESS_MAP, |
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ETH_WETH_CONTRACT_ADDRESS, |
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ETHEREUM, |
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POLYGON, |
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BSC, |
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} from '../../../shared/constants/swaps'; |
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import { |
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isSwapsDefaultTokenAddress, |
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@ -15,6 +18,9 @@ import { |
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ETH_SYMBOL, |
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WETH_SYMBOL, |
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MAINNET_CHAIN_ID, |
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BSC_CHAIN_ID, |
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POLYGON_CHAIN_ID, |
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LOCALHOST_CHAIN_ID, |
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} from '../../../shared/constants/network'; |
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import { SECOND } from '../../../shared/constants/time'; |
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import { |
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@ -42,24 +48,50 @@ const TOKEN_TRANSFER_LOG_TOPIC_HASH = |
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const CACHE_REFRESH_FIVE_MINUTES = 300000; |
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const getBaseApi = function (type, chainId = MAINNET_CHAIN_ID) { |
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const SWAPS_API_V2_BASE_URL = 'https://api2.metaswap.codefi.network'; |
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const GAS_API_BASE_URL = 'https://gas-api.metaswap.codefi.network'; |
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/** |
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* @param {string} type Type of an API call, e.g. "tokens" |
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* @param {string} chainId |
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* @returns string |
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*/ |
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const getBaseUrlForNewSwapsApi = (type, chainId) => { |
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const noNetworkSpecificTypes = ['refreshTime']; // These types don't need network info in the URL.
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if (noNetworkSpecificTypes.includes(type)) { |
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return SWAPS_API_V2_BASE_URL; |
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} |
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const chainIdDecimal = chainId && parseInt(chainId, 16); |
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const gasApiTypes = ['gasPrices']; |
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if (gasApiTypes.includes(type)) { |
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return `${GAS_API_BASE_URL}/networks/${chainIdDecimal}`; // Gas calculations are in its own repo.
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} |
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return `${SWAPS_API_V2_BASE_URL}/networks/${chainIdDecimal}`; |
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}; |
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const getBaseApi = function ( |
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type, |
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chainId = MAINNET_CHAIN_ID, |
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useNewSwapsApi = false, |
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) { |
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const baseUrl = useNewSwapsApi |
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? getBaseUrlForNewSwapsApi(type, chainId) |
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: METASWAP_CHAINID_API_HOST_MAP[chainId]; |
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switch (type) { |
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case 'trade': |
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return `${METASWAP_CHAINID_API_HOST_MAP[chainId]}/trades?`; |
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return `${baseUrl}/trades?`; |
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case 'tokens': |
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return `${METASWAP_CHAINID_API_HOST_MAP[chainId]}/tokens`; |
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return `${baseUrl}/tokens`; |
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case 'token': |
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return `${METASWAP_CHAINID_API_HOST_MAP[chainId]}/token`; |
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return `${baseUrl}/token`; |
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case 'topAssets': |
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return `${METASWAP_CHAINID_API_HOST_MAP[chainId]}/topAssets`; |
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case 'featureFlag': |
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return `${METASWAP_CHAINID_API_HOST_MAP[chainId]}/featureFlag`; |
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return `${baseUrl}/topAssets`; |
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case 'aggregatorMetadata': |
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return `${METASWAP_CHAINID_API_HOST_MAP[chainId]}/aggregatorMetadata`; |
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return `${baseUrl}/aggregatorMetadata`; |
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case 'gasPrices': |
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return `${METASWAP_CHAINID_API_HOST_MAP[chainId]}/gasPrices`; |
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return `${baseUrl}/gasPrices`; |
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case 'refreshTime': |
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return `${METASWAP_CHAINID_API_HOST_MAP[chainId]}/quoteRefreshRate`; |
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return `${baseUrl}/quoteRefreshRate`; |
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default: |
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throw new Error('getBaseApi requires an api call type'); |
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} |
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@ -233,7 +265,7 @@ export async function fetchTradesInfo( |
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fromAddress, |
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exchangeList, |
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}, |
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{ chainId }, |
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{ chainId, useNewSwapsApi }, |
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) { |
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const urlParams = { |
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destinationToken, |
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@ -249,7 +281,11 @@ export async function fetchTradesInfo( |
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} |
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const queryString = new URLSearchParams(urlParams).toString(); |
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const tradeURL = `${getBaseApi('trade', chainId)}${queryString}`; |
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const tradeURL = `${getBaseApi( |
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'trade', |
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chainId, |
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useNewSwapsApi, |
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)}${queryString}`;
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const tradesResponse = await fetchWithCache( |
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tradeURL, |
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{ method: 'GET' }, |
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@ -293,8 +329,8 @@ export async function fetchTradesInfo( |
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return newQuotes; |
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} |
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export async function fetchToken(contractAddress, chainId) { |
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const tokenUrl = getBaseApi('token', chainId); |
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export async function fetchToken(contractAddress, chainId, useNewSwapsApi) { |
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const tokenUrl = getBaseApi('token', chainId, useNewSwapsApi); |
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const token = await fetchWithCache( |
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`${tokenUrl}?address=${contractAddress}`, |
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{ method: 'GET' }, |
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@ -303,8 +339,8 @@ export async function fetchToken(contractAddress, chainId) { |
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return token; |
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} |
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export async function fetchTokens(chainId) { |
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const tokensUrl = getBaseApi('tokens', chainId); |
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export async function fetchTokens(chainId, useNewSwapsApi) { |
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const tokensUrl = getBaseApi('tokens', chainId, useNewSwapsApi); |
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const tokens = await fetchWithCache( |
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tokensUrl, |
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{ method: 'GET' }, |
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@ -325,8 +361,12 @@ export async function fetchTokens(chainId) { |
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return filteredTokens; |
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} |
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export async function fetchAggregatorMetadata(chainId) { |
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const aggregatorMetadataUrl = getBaseApi('aggregatorMetadata', chainId); |
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export async function fetchAggregatorMetadata(chainId, useNewSwapsApi) { |
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const aggregatorMetadataUrl = getBaseApi( |
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'aggregatorMetadata', |
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chainId, |
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useNewSwapsApi, |
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); |
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const aggregators = await fetchWithCache( |
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aggregatorMetadataUrl, |
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{ method: 'GET' }, |
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@ -347,8 +387,8 @@ export async function fetchAggregatorMetadata(chainId) { |
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return filteredAggregators; |
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} |
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export async function fetchTopAssets(chainId) { |
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const topAssetsUrl = getBaseApi('topAssets', chainId); |
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export async function fetchTopAssets(chainId, useNewSwapsApi) { |
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const topAssetsUrl = getBaseApi('topAssets', chainId, useNewSwapsApi); |
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const response = await fetchWithCache( |
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topAssetsUrl, |
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{ method: 'GET' }, |
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@ -363,18 +403,18 @@ export async function fetchTopAssets(chainId) { |
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return topAssetsMap; |
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} |
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export async function fetchSwapsFeatureLiveness(chainId) { |
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const status = await fetchWithCache( |
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getBaseApi('featureFlag', chainId), |
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export async function fetchSwapsFeatureFlags() { |
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const response = await fetchWithCache( |
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`${SWAPS_API_V2_BASE_URL}/featureFlags`, |
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{ method: 'GET' }, |
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{ cacheRefreshTime: 600000 }, |
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); |
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return status?.active; |
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return response; |
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} |
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export async function fetchSwapsQuoteRefreshTime(chainId) { |
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export async function fetchSwapsQuoteRefreshTime(chainId, useNewSwapsApi) { |
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const response = await fetchWithCache( |
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getBaseApi('refreshTime', chainId), |
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getBaseApi('refreshTime', chainId, useNewSwapsApi), |
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{ method: 'GET' }, |
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{ cacheRefreshTime: 600000 }, |
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); |
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@ -409,8 +449,8 @@ export async function fetchTokenBalance(address, userAddress) { |
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return usersToken; |
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} |
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export async function fetchSwapsGasPrices(chainId) { |
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const gasPricesUrl = getBaseApi('gasPrices', chainId); |
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export async function fetchSwapsGasPrices(chainId, useNewSwapsApi) { |
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const gasPricesUrl = getBaseApi('gasPrices', chainId, useNewSwapsApi); |
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const response = await fetchWithCache( |
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gasPricesUrl, |
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{ method: 'GET' }, |
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@ -730,3 +770,56 @@ export const isContractAddressValid = ( |
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contractAddressForChainId.toUpperCase() === contractAddress.toUpperCase() |
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); |
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}; |
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/** |
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* @param {string} chainId |
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* @returns string e.g. ethereum, bsc or polygon |
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*/ |
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export const getNetworkNameByChainId = (chainId) => { |
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switch (chainId) { |
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case MAINNET_CHAIN_ID: |
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return ETHEREUM; |
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case BSC_CHAIN_ID: |
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return BSC; |
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case POLYGON_CHAIN_ID: |
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return POLYGON; |
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default: |
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return ''; |
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} |
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}; |
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/** |
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* It returns info about if Swaps are enabled and if we should use our new APIs for it. |
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* @param {object} swapsFeatureFlags |
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* @param {string} chainId |
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* @returns object with 2 items: "swapsFeatureIsLive" and "useNewSwapsApi" |
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*/ |
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export const getSwapsLivenessForNetwork = (swapsFeatureFlags = {}, chainId) => { |
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const networkName = getNetworkNameByChainId(chainId); |
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// Use old APIs for testnet.
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if (chainId === LOCALHOST_CHAIN_ID) { |
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return { |
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swapsFeatureIsLive: true, |
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useNewSwapsApi: false, |
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}; |
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} |
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// If a network name is not found in the list of feature flags, disable Swaps.
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if (!swapsFeatureFlags[networkName]) { |
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return { |
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swapsFeatureIsLive: false, |
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useNewSwapsApi: false, |
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}; |
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} |
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const isNetworkEnabledForNewApi = |
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swapsFeatureFlags[networkName].extension_active; |
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if (isNetworkEnabledForNewApi) { |
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return { |
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swapsFeatureIsLive: true, |
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useNewSwapsApi: true, |
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}; |
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} |
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return { |
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swapsFeatureIsLive: swapsFeatureFlags[networkName].fallback_to_v1, |
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useNewSwapsApi: false, |
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}; |
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}; |
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Daniel
3 years ago
committed by
GitHub