fix lp fee and publish market fee (#368)

* add lp fee

* add publish market fee

* fix lint

Author: mihaisc

schema.graphql

@@ -135,11 +135,15 @@ type Pool @entity {
     datatokenLiquidity: BigDecimal!
     datatokenWeight: BigDecimal!
 
-    "publisher market fee   : SWAP, JOIN , EXIT"
-    marketSwapFee: BigDecimal! 
+    "publisher market fee value"
+    publishMarketSwapFee: BigDecimal! 
+    "publisher market fee total amount"             
+    publishMarketSwapFeeAmount: BigDecimal   
 
-    "liquidity provider fee"
-    liquidityProviderFee: BigDecimal!
+    "Liquidty provider fee value"             
+    liquidityProviderSwapFee: BigDecimal   
+    "liquidity provider fee total amount"
+    liquidityProviderSwapFeeAmount: BigDecimal!
 
     "OPF Fee percent, fee that goes to Ocean Protocol Foundation : SWAP"                                    
     opcFee: BigDecimal!           
@@ -177,11 +181,8 @@ type Pool @entity {
     "address of the market where the datatoken was created. This address collects market fees."                       
     publishMarketFeeAddress: String 
 
-    "fee amount. Fixed value, expressed in wei in contracts, needs conversion in decimals."             
-    publishMarketSwapFee: BigDecimal   
+   
 
-    "LP fee amount. Fixed value, expressed in wei in contracts, needs conversion in decimals."             
-    liquidityProviderSwapFee: BigDecimal   
 
 }
 

src/mappings/pool.ts

@@ -21,7 +21,9 @@ import {
   getPool,
   getPoolTransaction,
   getPoolShare,
-  getPoolSnapshot
+  getPoolSnapshot,
+  getPoolLpSwapFee,
+  getPoolPublisherMarketFee
 } from './utils/poolUtils'
 import { getToken } from './utils/tokenUtils'
 import { getUser } from './utils/userUtils'
@@ -219,6 +221,12 @@ export function handleSetup(event: LOG_SETUP): void {
   pool.save()
   poolTx.save()
 
+  const lpFee = getPoolLpSwapFee(event.address)
+  pool.liquidityProviderSwapFee = lpFee
+  const publisherMarketFee = getPoolPublisherMarketFee(event.address)
+  pool.publishMarketSwapFee = publisherMarketFee
+
+  pool.save()
   const poolSnapshot = getPoolSnapshot(pool.id, event.block.timestamp.toI32())
   poolSnapshot.spotPrice = spotPrice
   poolSnapshot.baseTokenLiquidity = pool.baseTokenLiquidity

src/mappings/utils/poolUtils.ts

@@ -128,3 +128,16 @@ export function getPoolSnapshot(
 
   return snapshot
 }
+
+export function getPoolLpSwapFee(poolAddress: Address): BigDecimal {
+  const contract = BPool.bind(poolAddress)
+  const lpFeeWei = contract.getSwapFee()
+  const lpFee = weiToDecimal(lpFeeWei.toBigDecimal(), 18)
+  return lpFee
+}
+export function getPoolPublisherMarketFee(poolAddress: Address): BigDecimal {
+  const contract = BPool.bind(poolAddress)
+  const marketFeeWei = contract.getMarketFee()
+  const marketFee = weiToDecimal(marketFeeWei.toBigDecimal(), 18)
+  return marketFee
+}