Add VNM circulating supply (#106)

Co-authored-by: jacobwarren44 <[email protected]>

src/index.ts

@@ -52,6 +52,7 @@ import snowFetcher from "./tokens/snow";
 import societyFetcher from "./tokens/society";
 import stableFetcher from "./tokens/stable";
 import sundaeFetcher from "./tokens/sundae";
+import vnmFetcher from "./tokens/vnm";
 import vyfiFetcher from "./tokens/vyfi";
 import wmtFetcher from "./tokens/wmt";
 import wozFetcher from "./tokens/woz";
@@ -166,4 +167,5 @@ export const supplyFetchers: Record<string, SupplyFetcher> = {
   "1ddcb9c9de95361565392c5bdff64767492d61a96166cb16094e54be4f5054": optFetcher,
   b316f8f668aca7359ecc6073475c0c8106239bf87e05a3a1bd5697647856594649:
     xvyfiFetcher,
+  "2d92af60ee429bce238d3fd9f2531b45457301d74dad1bcf3f9d1dca564e4d": vnmFetcher,
 };

src/tokens/vnm.ts

@@ -0,0 +1,19 @@
+import { defaultFetcherOptions, SupplyFetcher } from "../types";
+import { getAmountInAddresses, getBlockFrostInstance } from "../utils";
+
+const VNM = "2d92af60ee429bce238d3fd9f2531b45457301d74dad1bcf3f9d1dca564e4d";
+
+const fetcher: SupplyFetcher = async (options = defaultFetcherOptions) => {
+  const total = 150e6;
+  const blockFrost = getBlockFrostInstance(options);
+  const treasuryRaw = await getAmountInAddresses(blockFrost, VNM, [
+    "stake1u8uv6eaj6ulpymd7ua6ag203fet6ypv9xj7aj8525vnjwyqlqyqsp",
+  ]);
+  const treasury = Number(treasuryRaw) / 1e4;
+  return {
+    circulating: (total - treasury).toString(),
+    total: total.toString(),
+  };
+};
+
+export default fetcher;