feat(notional-finance-v3): Add claimables on Arbitrum (#3146)

src/apps/notional-finance-v3/arbitrum/notional-finance-v3.claimable.contract-position-fetcher.ts

@@ -0,0 +1,57 @@
+import { Inject } from '@nestjs/common';
+
+import { APP_TOOLKIT, IAppToolkit } from '~app-toolkit/app-toolkit.interface';
+import { PositionTemplate } from '~app-toolkit/decorators/position-template.decorator';
+import { getLabelFromToken } from '~app-toolkit/helpers/presentation/image.present';
+import { MetaType } from '~position/position.interface';
+import { ContractPositionTemplatePositionFetcher } from '~position/template/contract-position.template.position-fetcher';
+import {
+  DefaultContractPositionDefinition,
+  GetDisplayPropsParams,
+  GetTokenBalancesParams,
+} from '~position/template/contract-position.template.types';
+
+import { NotionalFinanceV3ViemContractFactory } from '../contracts';
+import { NotionalView } from '../contracts/viem';
+
+@PositionTemplate()
+export class ArbitrumNotionalFinanceV3ClaimableContractPositionFetcher extends ContractPositionTemplatePositionFetcher<NotionalView> {
+  groupLabel = 'Claimable';
+
+  notionalViewContractAddress = '0x1344a36a1b56144c3bc62e7757377d288fde0369';
+
+  constructor(
+    @Inject(APP_TOOLKIT) protected readonly appToolkit: IAppToolkit,
+    @Inject(NotionalFinanceV3ViemContractFactory)
+    protected readonly contractFactory: NotionalFinanceV3ViemContractFactory,
+  ) {
+    super(appToolkit);
+  }
+
+  getContract(address: string) {
+    return this.contractFactory.notionalView({ address, network: this.network });
+  }
+
+  async getDefinitions(): Promise<DefaultContractPositionDefinition[]> {
+    return [{ address: this.notionalViewContractAddress }];
+  }
+
+  async getTokenDefinitions() {
+    return [
+      { metaType: MetaType.CLAIMABLE, address: '0x019be259bc299f3f653688c7655c87f998bc7bc1', network: this.network },
+    ];
+  }
+
+  async getLabel({ contractPosition }: GetDisplayPropsParams<NotionalView>): Promise<string> {
+    return getLabelFromToken(contractPosition.tokens[0]);
+  }
+
+  async getTokenBalancesPerPosition({ address, contract }: GetTokenBalancesParams<NotionalView>) {
+    const provider = this.appToolkit.getNetworkProvider(this.network);
+    const block = await provider.getBlockNumber();
+
+    const claimable = await contract.read.nTokenGetClaimableIncentives([address, BigInt(block)]);
+
+    return [claimable];
+  }
+}

src/apps/notional-finance-v3/notional-finance-v3.module.ts

@@ -3,6 +3,7 @@ import { Module } from '@nestjs/common';
 import { AbstractApp } from '~app/app.dynamic-module';
 
 import { ArbitrumNotionalFinanceV3BorrowContractPositionFetcher } from './arbitrum/notional-finance-v3.borrow.contract-position-fetcher';
+import { ArbitrumNotionalFinanceV3ClaimableContractPositionFetcher } from './arbitrum/notional-finance-v3.claimable.contract-position-fetcher';
 import { ArbitrumNotionalFinanceV3NTokenTokenFetcher } from './arbitrum/notional-finance-v3.n-token.token-fetcher';
 import { ArbitrumNotionalFinanceV3PCashTokenFetcher } from './arbitrum/notional-finance-v3.p-cash.token-fetcher';
 import { ArbitrumNotionalFinanceV3PDebtTokenFetcher } from './arbitrum/notional-finance-v3.p-debt.token-fetcher';
@@ -18,6 +19,7 @@ import { NotionalFinanceV3ViemContractFactory } from './contracts';
     ArbitrumNotionalFinanceV3NTokenTokenFetcher,
     ArbitrumNotionalFinanceV3SupplyContractPositionFetcher,
     ArbitrumNotionalFinanceV3BorrowContractPositionFetcher,
+    ArbitrumNotionalFinanceV3ClaimableContractPositionFetcher,
   ],
 })
 export class NotionalFinanceV3AppModule extends AbstractApp() {}