AWS API gateway for coingecko data (ribbon-finance#674)

* use aws for coingecko queries

* remove redundant lend changes

* remove unused constant

* ken comments

* leon comment: move variable to env

Author: timongll

lend/src/App.tsx

@@ -8,7 +8,7 @@ import { Web3ContextProvider } from "./hooks/web3Context";
 import { getLibrary } from "shared/lib/utils/getLibrary";
 import { SubgraphDataContextProvider } from "./hooks/subgraphDataContext";
 import { PendingTransactionsContextProvider } from "./hooks/pendingTransactionsContext";
-import { ExternalAPIDataContextProvider } from "./hooks/externalAPIDataContext";
+import { ExternalAPIDataContextProvider } from "shared/lib/hooks/externalAPIDataContext";
 import { ChainContextProvider } from "./hooks/chainContext";
 import { GeofenceCountry, useGeofence } from "shared/lib/hooks/useGeofence";
 import TextPreview from "shared/lib/components/TextPreview/TextPreview";

lend/src/constants/constants.tsx

@@ -159,7 +159,6 @@ const WEBAPP_SUBGRAPHS: [PoolVersion, Chains][] = [["lend", Chains.Ethereum]];
 
 export const SUBGRAPHS_TO_QUERY: [PoolVersion, Chains][] = WEBAPP_SUBGRAPHS;
 
-export const COINGECKO_BASE_URL = "https://api.coingecko.com/api/v3";
 export const COINGECKO_CURRENCIES: { [key in Assets]: string | undefined } = {
   WETH: "ethereum",
   USDC: "usd-coin",

lend/src/hooks/externalAPIDataContext.tsx

@@ -1,7 +1,7 @@
 import { useEffect, useMemo, useState } from "react";
 import { secondsPerYear } from "../constants/constants";
 import { PoolOptions, PoolList } from "shared/lib/constants/lendConstants";
-import useAssetPrice from "./useAssetPrice";
+import useAssetPrice from "shared/lib/hooks/useAssetPrice";
 import { usePoolsData } from "./web3DataContext";
 import { formatUnits } from "ethers/lib/utils";
 

lend/src/hooks/useAssetPrice.ts

@@ -1366,7 +1366,9 @@ export const SUBGRAPHS_TO_QUERY: [VaultVersion, Chains][] = isTreasury()
   ? TREASURY_SUBGRAPHS
   : WEBAPP_SUBGRAPHS;
 
-export const COINGECKO_BASE_URL = "https://api.coingecko.com/api/v3";
+export const COINGECKO_AWS_BASE_URL =
+  process.env.REACT_APP_COINGECKO_AWS_BASE_URL;
+
 export const COINGECKO_CURRENCIES: { [key in Assets]: string | undefined } = {
   WETH: "ethereum",
   WBTC: "wrapped-bitcoin",