Update USD pricing to use CoinGecko

src/typescript/frontend/src/app/dev/verify_api_keys/page.tsx

@@ -53,11 +53,11 @@ const VerifyApiKeys = async () => {
     throw new Error(`Couldn't fetch the price feed on the server. ${msg}`);
   }
 
-  // Check that CoinMarketCap API key works
+  // Check that CoinGecko API key works
   try {
     await getAptPrice();
   } catch (e) {
-    throw new Error(`Couldn't fetch APT price.\n\tInvalid CoinMarketCap API key.`);
+    throw new Error(`Couldn't fetch APT price.\n\tInvalid CoinGecko API key.`);
   }
 
   return <div className="bg-black w-full h-full m-auto pixel-heading-2">LGTM</div>;

src/typescript/frontend/src/lib/queries/get-apt-price.ts

@@ -1,22 +1,27 @@
 "use server";
 
-import { COINMARKETCAP_API_KEY } from "lib/server-env";
+import { COINGECKO_API_KEY } from "lib/server-env";
 import { unstable_cache } from "next/cache";
 
-const COINMARKETCAP_APT_ID = "21794";
-const COINMARKETCAP_ROOT_URL = "https://pro-api.coinmarketcap.com";
-const COINMARKETCAP_ENDPOINT = "v2/cryptocurrency/quotes/latest";
+const COINGECKO_APT_ID = "aptos";
+const COINGECKO_ROOT_URL = "https://pro-api.coingecko.com/api";
+const COINGECKO_ENDPOINT = "v3/simple/price";
+const COINGECKO_PARAMS = "vs_currencies=usd&precision=4";
 
 export const getAptPrice = unstable_cache(
   async () =>
-    fetch(`${COINMARKETCAP_ROOT_URL}/${COINMARKETCAP_ENDPOINT}?id=${COINMARKETCAP_APT_ID}`, {
-      headers: {
-        Accept: "application/json",
-        "X-CMC_PRO_API_KEY": COINMARKETCAP_API_KEY,
-      },
-    })
+    fetch(
+      `${COINGECKO_ROOT_URL}/${COINGECKO_ENDPOINT}` +
+        `?ids=${COINGECKO_APT_ID}&${COINGECKO_PARAMS}`,
+      {
+        headers: {
+          Accept: "application/json",
+          "x-cg-pro-api-key": COINGECKO_API_KEY,
+        },
+      }
+    )
       .then((r) => r.json())
-      .then((r) => r.data[COINMARKETCAP_APT_ID].quote.USD.price as number),
+      .then((r) => r.aptos.usd as number),
   ["apt-price"],
   { revalidate: 60 * 10 } // Ten minutes
 );

src/typescript/frontend/src/lib/server-env.ts

@@ -20,8 +20,8 @@ if (typeof process.env.REVALIDATION_TIME === "undefined") {
   throw new Error("Environment variable REVALIDATION_TIME is undefined.");
 }
 
-if (typeof process.env.COINMARKETCAP_API_KEY === "undefined") {
-  throw new Error("Environment variable COINMARKETCAP_API_KEY is undefined.");
+if (typeof process.env.COINGECKO_API_KEY === "undefined") {
+  throw new Error("Environment variable COINGECKO_API_KEY is undefined.");
 }
 
 export const GEOBLOCKED: { countries: string[]; regions: string[] } = JSON.parse(
@@ -32,7 +32,7 @@ export const GEOBLOCKING_ENABLED = GEOBLOCKED.countries.length > 0 || GEOBLOCKED
 export const ALLOWLISTER3K_URL: string | undefined = process.env.ALLOWLISTER3K_URL;
 export const REVALIDATION_TIME: number = Number(process.env.REVALIDATION_TIME);
 export const PRE_LAUNCH_TEASER: boolean = process.env.PRE_LAUNCH_TEASER === "true";
-export const COINMARKETCAP_API_KEY: string = process.env.COINMARKETCAP_API_KEY;
+export const COINGECKO_API_KEY: string = process.env.COINGECKO_API_KEY;
 
 if (
   APTOS_NETWORK.toString() === "local" &&