Merge pull request #92 from lista-dao/feat/adjust-mcr

feat: add script to update mcr

scripts/dev/update_bnb_mcr.ts

@@ -0,0 +1,64 @@
+import { ethers, upgrades } from "hardhat";
+
+const SPOTTER = "0xa2882B6AC7cBA1b8784BF5D72F38CF0E6416263e";
+
+const BNB_CLIPPER = "0x14DD6c86d24A72b42648D9a642318375A26ed108";
+const BNB_MAT = "1200000000000000000000000000"; // 120% mcr
+const BNB_ILK =
+  "0x636541424e426300000000000000000000000000000000000000000000000000";
+const TAU = "3600"; // 1 hour
+const BNB_TAIL = "1200"; // 20 minutes elapsed before reset
+
+//////////// Adjust BNB MCR ////////////
+/// 1. deploy LinearDecrease contract
+/// 2. set tau to 1 hours
+/// 3. set Clipper calc to new LinearDecrease
+/// 4. set Clipper mat to new MCR
+/// 5. verify LinearDecrease contract
+async function main() {
+  const Abaci = await ethers.getContractFactory("LinearDecrease");
+  const abaci = await upgrades.deployProxy(Abaci, []);
+  await abaci.waitForDeployment();
+
+  console.log("LinearDecrease deployed to:", abaci.target);
+
+  await abaci.file(ethers.encodeBytes32String("tau"), TAU);
+
+  const Clipper = await ethers.getContractFactory("Clipper");
+  const clipper = Clipper.attach(BNB_CLIPPER);
+  await clipper["file(bytes32,address)"](
+    ethers.encodeBytes32String("calc"),
+    abaci.target
+  );
+  await clipper["file(bytes32,uint256)"](
+    ethers.encodeBytes32String("tail"),
+    BNB_TAIL
+  );
+
+  const Spotter = await ethers.getContractFactory("Spotter");
+  const spotter = Spotter.attach(SPOTTER);
+  await spotter["file(bytes32,bytes32,uint256)"](
+    BNB_ILK,
+    ethers.encodeBytes32String("mat"),
+    BNB_MAT
+  );
+
+  const { mat: newMat } = await spotter.ilks(BNB_ILK);
+
+  console.log("tau set to: ", (await abaci.tau()).toString());
+  console.log("Clipper calc set to: ", (await clipper.calc()).toString());
+  console.log("Clipper tail set to: ", (await clipper.tail()).toString());
+  console.log("Spotter mat set to: ", newMat.toString());
+
+  await run("verify:verify", {
+    address: abaci.target,
+    constructorArguments: [],
+  });
+}
+
+main()
+  .then(() => process.exit(0))
+  .catch((error) => {
+    console.error(error);
+    process.exit(1);
+  });