simplify code

src/adapters/peggedAssets/dtrinity-usd/index.ts

@@ -1,73 +1,9 @@
-const sdk = require("@defillama/sdk");
-import { sumSingleBalance } from "../helper/generalUtil";
-import {
-  Balances,
-  ChainBlocks,
-  PeggedIssuanceAdapter,
-} from "../peggedAsset.type";
-
 const chainContracts = {
   fraxtal: {
     issued: "0x788D96f655735f52c676A133f4dFC53cEC614d4A",
-    amoManager: "0x49a0c8030Ca199f6F246517aE689E3cC0775271a",
-    issuer: "0x1ec13EF0b22C53298A00b23b03203E03D999b7a2",
-  },
-};
-
-async function dUSDMinted(chain: string, decimals: number) {
-  return async function (
-    _timestamp: number,
-    _ethBlock: number,
-    _chainBlocks: ChainBlocks,
-  ) {
-    let balances = {} as Balances;
-    const circulatingSupply = (
-      await sdk.api.abi.call({
-        abi: {
-          inputs: [],
-          name: "circulatingDusd",
-          outputs: [{ internalType: "uint256", name: "", type: "uint256" }],
-          stateMutability: "view",
-          type: "function",
-        },
-        target: chainContracts[chain as keyof typeof chainContracts].issuer,
-        chain: chain,
-        block: _chainBlocks?.[chain],
-      })
-    ).output;
-
-    const amoSupply = (
-      await sdk.api.abi.call({
-        abi: {
-          inputs: [],
-          name: "totalAmoSupply",
-          outputs: [{ internalType: "uint256", name: "", type: "uint256" }],
-          stateMutability: "view",
-          type: "function",
-        },
-        target: chainContracts[chain as keyof typeof chainContracts].amoManager,
-        chain: chain,
-        block: _chainBlocks?.[chain],
-      })
-    ).output;
-
-
-    sumSingleBalance(
-      balances,
-      "peggedUSD",
-      Number((BigInt(circulatingSupply) + BigInt(amoSupply))/ BigInt(10 ** decimals)),
-      "issued",
-      false,
-    );
-
-    return balances;
-  };
-}
-
-const adapter: PeggedIssuanceAdapter = {
-  fraxtal: {
-    minted: dUSDMinted("fraxtal", 6),
   },
 };
 
+import { addChainExports } from "../helper/getSupply";
+const adapter = addChainExports(chainContracts);
 export default adapter;