add nars + ARS argentina peso support

DefiLlama · Oct 6, 2023 · 41c42c4 · 41c42c4
1 parent 9f10094
commit 41c42c4
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Showing 5 changed files with 115 additions and 5 deletions.
diff --git a/src/adapters/peggedAssets/index.ts b/src/adapters/peggedAssets/index.ts
@@ -130,6 +130,7 @@ import usdy from './ondo-us-dollar-yield';
 import svusd from './savvy-usd';
 import uaht from './uaht'
 import usdm from './usdm'
+import nars from './nars'
 
 export default {
   tether,
@@ -263,5 +264,6 @@ export default {
   "ondo-us-dollar-yield": usdy,
   "savvy-usd": svusd,
   uaht,
-  "mountain-protocol-usdm": usdm
+  "mountain-protocol-usdm": usdm,
+  "num-ars": nars
 };
diff --git a/src/adapters/peggedAssets/nars/index.ts b/src/adapters/peggedAssets/nars/index.ts
@@ -0,0 +1,87 @@
+const sdk = require("@defillama/sdk");
+import { sumSingleBalance } from "../helper/generalUtil";
+import {
+  ChainBlocks,
+  PeggedIssuanceAdapter,
+  Balances,
+} from "../peggedAsset.type";
+
+type ChainContracts = {
+  [chain: string]: {
+    issued: string;
+    unreleased: string[];
+  };
+};
+
+const chainContracts: ChainContracts = {
+  polygon: {
+    issued: "0x65517425ac3ce259a34400bb67ceb39ff3ddc0bd",
+    unreleased: [
+      "0x8388A0f91875e74Dc4705Abf2C9bBDD1bD40C585"
+    ],
+  },
+};
+
+async function chainMinted(chain: string, decimals: number) {
+  return async function (
+    _timestamp: number,
+    _ethBlock: number,
+    _chainBlocks: ChainBlocks
+  ) {
+    let balances = {} as Balances;
+    const totalSupply = (
+      await sdk.api.abi.call({
+        abi: "erc20:totalSupply",
+        target: chainContracts[chain].issued,
+        block: _chainBlocks?.[chain],
+        chain: chain,
+      })
+    ).output;
+    sumSingleBalance(
+      balances,
+      "peggedARS",
+      totalSupply / 10 ** decimals,
+      "issued",
+      false
+    );
+    return balances;
+  };
+}
+
+async function chainUnreleased(chain: string, decimals: number) {
+  return async function (
+    _timestamp: number,
+    _ethBlock: number,
+    _chainBlocks: ChainBlocks
+  ) {
+    let balances = {} as Balances;
+    for (let unreleased of chainContracts[chain].unreleased) {
+      const unreleasedBalance = (
+        await sdk.api.abi.call({
+          abi: "erc20:balanceOf",
+          target: chainContracts[chain].issued,
+          params: [unreleased],
+          block: _chainBlocks?.[chain],
+          chain: chain,
+        })
+      ).output;
+      sumSingleBalance(
+        balances,
+        "peggedARS",
+        unreleasedBalance / 10 ** decimals,
+        "unreleased",
+        false
+      );
+    }
+    return balances;
+  };
+}
+
+const adapter: PeggedIssuanceAdapter = {
+    polygon: {
+      minted: chainMinted("polygon", 18),
+      unreleased: chainUnreleased("polygon", 18),
+    },
+  };
+
+export default adapter;
diff --git a/src/adapters/peggedAssets/peggedAsset.type.ts b/src/adapters/peggedAssets/peggedAsset.type.ts
@@ -4,7 +4,7 @@ export type ChainBlocks = {
   [x: string]: number;
 };
 
-export type PeggedAssetType = "peggedUSD" | "peggedVAR" | "peggedEUR" | "peggedSGD" | "peggedJPY" | "peggedCNY" | "peggedUAH";
+export type PeggedAssetType = "peggedUSD" | "peggedVAR" | "peggedEUR" | "peggedSGD" | "peggedJPY" | "peggedCNY" | "peggedUAH" | "peggedARS" ;
 
 type StringNumber = string;
 type PeggedBalances = {

diff --git a/src/peggedData/peggedData.ts b/src/peggedData/peggedData.ts
@@ -2656,4 +2656,24 @@ export default [
   twitter: "https://twitter.com/MountainUSDM",
   wiki: "https://docs.mountainprotocol.com/reference/usdm-token",
 },
+{
+  id: "133",
+  name: "NARS",
+  address: "0x65517425ac3ce259a34400bb67ceb39ff3ddc0bd",
+  symbol: "NARS",
+  url: "https://num.finance/stablecoins",
+  description:
+    "Seamlessly scale your financial operations globally.On Ramps, Loans and Yields.",
+  mintRedeemDescription:
+    "Num-S are collateralized stablecoins, minted and issued by Num Finance.",
+  onCoinGecko: "true",
+  gecko_id: "num-ars",
+  cmcId: null,
+  pegType: "peggedARS",
+  pegMechanism: "fiat-backed",
+  priceSource: "coingecko",
+  auditLinks: null,
+  twitter: "https://twitter.com/Num_Finance",
+  wiki: "https://num.finance/transparency",
+},
 ] as PeggedAsset[];
diff --git a/src/peggedData/types.ts b/src/peggedData/types.ts
@@ -3,9 +3,10 @@ type PegType =
   | "peggedVAR"
   | "peggedEUR"
   | "peggedSGD"
-  | "peggedJPY"
-  | "peggedCNY"
-    "peggedUAH";
+  | "peggedJPY"  //japan
+  | "peggedCNY"  //china
+    "peggedUAH" //ukraine
+    "peggedARS" //ARGENTINE
 
 type PegMechanism = "algorithmic" | "fiat-backed" | "crypto-backed";
 export type PriceSource =