Merge pull request #309 from invariant-labs/add-fee-tiers

Add new fee tiers

Author: wojciech-cichocki

sdk/package-lock.json

@@ -1,6 +1,6 @@
 {
   "name": "@invariant-labs/sdk",
-  "version": "0.9.60",
+  "version": "0.9.61",
   "description": "",
   "main": "lib/index.js",
   "types": "lib/index.d.ts",

sdk/package.json

@@ -287,13 +287,16 @@ export const FEE_TIERS: FeeTier[] = [
   { fee: fromFee(new BN(3)), tickSpacing: 1 },
   { fee: fromFee(new BN(5)), tickSpacing: 1 },
   { fee: fromFee(new BN(10)), tickSpacing: 1 },
+  { fee: fromFee(new BN(20)), tickSpacing: 5 },
   { fee: fromFee(new BN(50)) },
   { fee: fromFee(new BN(100)) },
   { fee: fromFee(new BN(300)) },
+  { fee: fromFee(new BN(500)), tickSpacing: 5 },
   { fee: fromFee(new BN(1000)) },
   { fee: fromFee(new BN(3000)), tickSpacing: 5 },
   { fee: fromFee(new BN(5000)), tickSpacing: 5 },
   { fee: fromFee(new BN(10000)), tickSpacing: 5 },
+  { fee: fromFee(new BN(25000)), tickSpacing: 5 },
   { fee: fromFee(new BN(50000)), tickSpacing: 5 }
 ]
 

sdk/src/utils.ts

@@ -105,7 +105,13 @@ describe('Math', () => {
       assert.ok(result.eq(new BN(24)))
     })
     it('returns the correct average for 5 numbers', () => {
-      const result = arithmeticalAvg(new BN(10), new BN(50), new BN(12), new BN(10024), new BN(11479))
+      const result = arithmeticalAvg(
+        new BN(10),
+        new BN(50),
+        new BN(12),
+        new BN(10024),
+        new BN(11479)
+      )
       assert.ok(result.eq(new BN(4315)))
     })
   })
@@ -1024,7 +1030,7 @@ describe('Math', () => {
 
         assert.ok(result.v.eq(expectedResult.v))
       })
-      it('2', async () => { })
+      it('2', async () => {})
       const price: Decimal = { v: PRICE_DENOMINATOR.mul(new BN('1')) }
       const liquidity: Decimal = { v: LIQUIDITY_DENOMINATOR.mul(new BN('2')) }
       const amount: BN = new BN('3')
@@ -1100,7 +1106,7 @@ describe('Math', () => {
         }
         assert.ok(result.v.eq(expectedResult.v))
       })
-      it('2', async () => { })
+      it('2', async () => {})
       const price: Decimal = { v: PRICE_DENOMINATOR.mul(new BN('1')) }
       const liquidity: Decimal = { v: LIQUIDITY_DENOMINATOR.mul(new BN('2')) }
       const amount: BN = new BN('3')
@@ -2052,7 +2058,7 @@ describe('Math', () => {
     it('case 1', async () => {
       const volume = 125000
       const tokenXamount = new BN(1000000)
-      const feeTier = FEE_TIERS[6] // 0.3%
+      const feeTier = FEE_TIERS[7] // 0.3%
 
       const result = dailyFactorPool(tokenXamount, volume, feeTier)
       assert.equal(result, 0.00037125)