feat: add totalGRTMintedFromL2 to track L1 bridge minting

Signed-off-by: Tomás Migone <tomas@edgeandnode.com>

schema.graphql

@@ -203,6 +203,8 @@ type GraphNetwork @entity {
   totalGRTDeposited: BigInt!
   "Total amount of GRT withdrawn from the L2 gateway and claimed in L1."
   totalGRTWithdrawnConfirmed: BigInt!
+  "Total amount of GRT minted by L1 bridge"
+  totalGRTMintedFromL2: BigInt!
 
   # Bridge totals (Only available on L2 networks)
   "Total amount of GRT deposited to the L1 gateway and redeemed in L2."

src/mappings/l1Gateway.ts

@@ -1,6 +1,7 @@
 import {
   WithdrawalFinalized,
   DepositInitiated,
+  TokensMintedFromL2,
 } from '../types/L1GraphTokenGateway/L1GraphTokenGateway'
 import { BridgeWithdrawalTransaction, BridgeDepositTransaction } from '../types/schema'
 import { getRetryableTicketId, getTransactionIndex } from './helpers/bridge'
@@ -63,3 +64,10 @@ export function handleDepositInitiated(event: DepositInitiated): void {
 
   entity.save()
 }
+
+export function handleTokensMintedFromL2 (event: TokensMintedFromL2): void {
+  // Update total GRT minted by bridge
+  let graphNetwork = createOrLoadGraphNetwork(event.block.number, event.address)
+  graphNetwork.totalGRTMintedFromL2 = graphNetwork.totalGRTMintedFromL2.plus(event.params.amount)
+  graphNetwork.save()
+}

subgraph.template.yaml

@@ -455,6 +455,8 @@ dataSources:
         - event: WithdrawalFinalized(address,indexed address,indexed address,indexed uint256,uint256)
           handler: handleWithdrawalFinalized
           receipt: true
+        - event: TokensMintedFromL2(uint256)
+          handler: handleTokensMintedFromL2
     {{/isL1}}
   {{^isL1}}
   - kind: ethereum/contract

yarn.lock

@@ -2205,9 +2205,9 @@ globby@^11.1.0:
     merge2 "^1.4.1"
     slash "^3.0.0"
 
-"gluegun@git+https://github.com/edgeandnode/gluegun.git#v4.3.1-pin-colors-dep":
+"gluegun@https://github.com/edgeandnode/gluegun#v4.3.1-pin-colors-dep":
   version "4.3.1"
-  resolved "git+https://github.com/edgeandnode/gluegun.git#b34b9003d7bf556836da41b57ef36eb21570620a"
+  resolved "https://github.com/edgeandnode/gluegun#b34b9003d7bf556836da41b57ef36eb21570620a"
   dependencies:
     apisauce "^1.0.1"
     app-module-path "^2.2.0"