chore: export kashi constants

src/constants/index.ts

@@ -1,9 +1,10 @@
 import JSBI from "jsbi";
 
 export * from "./addresses";
+export * from "./kashi";
 export * from "./natives";
-export * from "./tokens";
 export * from "./numbers";
+export * from "./tokens";
 
 export const INIT_CODE_HASH: string =
   "0xe18a34eb0e04b04f7a0ac29a6e80748dca96319b42c54d679cb821dca90c6303";

src/constants/kashi.ts

@@ -0,0 +1,65 @@
+import { BigNumber } from "@ethersproject/bignumber";
+
+// Functions that need accrue to be called
+export const ACTION_ADD_ASSET = 1;
+export const ACTION_REPAY = 2;
+export const ACTION_REMOVE_ASSET = 3;
+export const ACTION_REMOVE_COLLATERAL = 4;
+export const ACTION_BORROW = 5;
+export const ACTION_GET_REPAY_SHARE = 6;
+export const ACTION_GET_REPAY_PART = 7;
+export const ACTION_ACCRUE = 8;
+
+// Functions that don't need accrue to be called
+export const ACTION_ADD_COLLATERAL = 10;
+export const ACTION_UPDATE_EXCHANGE_RATE = 11;
+
+// Function on BentoBox
+export const ACTION_BENTO_DEPOSIT = 20;
+export const ACTION_BENTO_WITHDRAW = 21;
+export const ACTION_BENTO_TRANSFER = 22;
+export const ACTION_BENTO_TRANSFER_MULTIPLE = 23;
+export const ACTION_BENTO_SETAPPROVAL = 24;
+
+// Any external call (except to BentoBox)
+export const ACTION_CALL = 30;
+
+export const MINIMUM_TARGET_UTILIZATION = BigNumber.from("700000000000000000"); // 70%
+
+export const MAXIMUM_TARGET_UTILIZATION = BigNumber.from("800000000000000000"); // 80%
+
+export const UTILIZATION_PRECISION = BigNumber.from("1000000000000000000");
+
+export const FULL_UTILIZATION = BigNumber.from("1000000000000000000");
+
+export const FULL_UTILIZATION_MINUS_MAX = FULL_UTILIZATION.sub(
+  MAXIMUM_TARGET_UTILIZATION
+);
+
+export const STARTING_INTEREST_PER_YEAR = BigNumber.from(317097920)
+  .mul(BigNumber.from(60))
+  .mul(BigNumber.from(60))
+  .mul(BigNumber.from(24))
+  .mul(BigNumber.from(365)); // approx 1% APR
+
+export const MINIMUM_INTEREST_PER_YEAR = BigNumber.from(79274480)
+  .mul(BigNumber.from(60))
+  .mul(BigNumber.from(60))
+  .mul(BigNumber.from(24))
+  .mul(BigNumber.from(365)); // approx 0.25% APR
+
+export const MAXIMUM_INTEREST_PER_YEAR = BigNumber.from(317097920000)
+  .mul(BigNumber.from(60))
+  .mul(BigNumber.from(60))
+  .mul(BigNumber.from(24))
+  .mul(BigNumber.from(365)); // approx 1000% APR
+
+export const INTEREST_ELASTICITY = BigNumber.from(
+  "28800000000000000000000000000000000000000"
+); // Half or double in 28800 seconds (8 hours) if linear
+
+export const FACTOR_PRECISION = BigNumber.from("1000000000000000000");
+
+export const PROTOCOL_FEE = BigNumber.from("10000"); // 10%
+
+export const PROTOCOL_FEE_DIVISOR = BigNumber.from("100000");