feat(tenderize): Integrate Tender tokens and Swap tokens (Zapper-fi#882)

src/apps/tenderize/arbitrum/tenderize.balance-fetcher.ts

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+import { Inject } from '@nestjs/common';
+
+import { IAppToolkit, APP_TOOLKIT } from '~app-toolkit/app-toolkit.interface';
+import { Register } from '~app-toolkit/decorators';
+import { presentBalanceFetcherResponse } from '~app-toolkit/helpers/presentation/balance-fetcher-response.present';
+import { BalanceFetcher } from '~balance/balance-fetcher.interface';
+import { Network } from '~types/network.interface';
+
+import { TENDERIZE_DEFINITION } from '../tenderize.definition';
+
+const network = Network.ARBITRUM_MAINNET;
+
+@Register.BalanceFetcher(TENDERIZE_DEFINITION.id, network)
+export class ArbitrumTenderizeBalanceFetcher implements BalanceFetcher {
+  constructor(@Inject(APP_TOOLKIT) private readonly appToolkit: IAppToolkit) {}
+
+  async getTenderTokenBalances(address: string) {
+    return this.appToolkit.helpers.tokenBalanceHelper.getTokenBalances({
+      address,
+      appId: TENDERIZE_DEFINITION.id,
+      groupId: TENDERIZE_DEFINITION.groups.tender.id,
+      network,
+    });
+  }
+
+  async getSwapTokenBalances(address: string) {
+    return this.appToolkit.helpers.tokenBalanceHelper.getTokenBalances({
+      address,
+      appId: TENDERIZE_DEFINITION.id,
+      groupId: TENDERIZE_DEFINITION.groups.swap.id,
+      network,
+    });
+  }
+
+  async getBalances(address: string) {
+    const [tenderTokenBalances, swapTokenBalances] = await Promise.all([
+      this.getTenderTokenBalances(address),
+      this.getSwapTokenBalances(address),
+    ]);
+
+    return presentBalanceFetcherResponse([
+      {
+        label: 'TenderTokens',
+        assets: tenderTokenBalances,
+      },
+      {
+        label: 'SwapTokens',
+        assets: swapTokenBalances,
+      },
+    ]);
+  }
+}

src/apps/tenderize/arbitrum/tenderize.swap.token-fetcher.ts

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+import { Inject } from '@nestjs/common';
+
+import { IAppToolkit, APP_TOOLKIT } from '~app-toolkit/app-toolkit.interface';
+import { Register } from '~app-toolkit/decorators';
+import { buildDollarDisplayItem } from '~app-toolkit/helpers/presentation/display-item.present';
+import { getLabelFromToken } from '~app-toolkit/helpers/presentation/image.present';
+import { ContractType } from '~position/contract.interface';
+import { PositionFetcher } from '~position/position-fetcher.interface';
+import { AppTokenPosition } from '~position/position.interface';
+import { Network } from '~types/network.interface';
+
+import { TenderizeContractFactory } from '../contracts';
+import { arbitrumEndpoint } from '../helpers/constants';
+import { ConfigResponse, configQuery } from '../helpers/queries';
+import { TENDERIZE_DEFINITION } from '../tenderize.definition';
+
+const appId = TENDERIZE_DEFINITION.id;
+const groupId = TENDERIZE_DEFINITION.groups.swap.id;
+const network = Network.ARBITRUM_MAINNET;
+
+@Register.TokenPositionFetcher({ appId, groupId, network })
+export class ArbitrumTenderizeSwapTokenFetcher implements PositionFetcher<AppTokenPosition> {
+  constructor(
+    @Inject(APP_TOOLKIT) private readonly appToolkit: IAppToolkit,
+    @Inject(TenderizeContractFactory) private readonly tenderizeContractFactory: TenderizeContractFactory,
+  ) {}
+
+  async getPosition(address: string, steak: string, tenderAddress: string) {
+    const multicall = this.appToolkit.getMulticall(network);
+    const contract = this.tenderizeContractFactory.erc20({ address, network });
+    const baseTokens = await this.appToolkit.getBaseTokenPrices(network);
+    const underlyingToken = baseTokens.find(v => v.address === steak)!;
+    const tenderTokens = await this.appToolkit.getAppTokenPositions({
+      appId: TENDERIZE_DEFINITION.id,
+      groupIds: [TENDERIZE_DEFINITION.groups.tender.id],
+      network: Network.ARBITRUM_MAINNET,
+    });
+    const tenderToken = tenderTokens.find(v => v.address === tenderAddress)!;
+
+    const [symbol, decimals, totalSupply] = await Promise.all([
+      multicall.wrap(contract).symbol(),
+      multicall.wrap(contract).decimals(),
+      multicall.wrap(contract).totalSupply(),
+    ]);
+    const supply = Number(totalSupply) / 10 ** decimals;
+    const price = underlyingToken.price;
+    const token: AppTokenPosition = {
+      address,
+      network,
+      appId,
+      groupId,
+      symbol,
+      decimals,
+      supply,
+      tokens: [tenderToken, underlyingToken],
+      dataProps: {},
+      pricePerShare: [0.5, 0.5],
+      price,
+      type: ContractType.APP_TOKEN,
+      displayProps: {
+        label: `${getLabelFromToken(tenderToken)} / ${getLabelFromToken(underlyingToken)}`,
+        secondaryLabel: buildDollarDisplayItem(price),
+        images: [],
+        statsItems: [],
+      },
+    };
+
+    return token;
+  }
+
+  async getPositions() {
+    const data = await this.appToolkit.helpers.theGraphHelper.request<ConfigResponse>({
+      endpoint: arbitrumEndpoint,
+      query: configQuery,
+    });
+
+    const positions = await Promise.all(
+      data.configs.map(async config => await this.getPosition(config.lpToken, config.steak, config.tenderToken)),
+    );
+    return positions;
+  }
+}

src/apps/tenderize/arbitrum/tenderize.tender.token-fetcher.ts

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+import { Inject } from '@nestjs/common';
+import Axios from 'axios';
+
+import { IAppToolkit, APP_TOOLKIT } from '~app-toolkit/app-toolkit.interface';
+import { Register } from '~app-toolkit/decorators';
+import { buildDollarDisplayItem } from '~app-toolkit/helpers/presentation/display-item.present';
+import { getImagesFromToken } from '~app-toolkit/helpers/presentation/image.present';
+import { ContractType } from '~position/contract.interface';
+import { PositionFetcher } from '~position/position-fetcher.interface';
+import { AppTokenPosition } from '~position/position.interface';
+import { Network } from '~types/network.interface';
+
+import { TenderizeContractFactory } from '../contracts';
+import { arbitrumEndpoint } from '../helpers/constants';
+import { tenderTokenFetcherQuery, TenderTokenFetcherResponse } from '../helpers/queries';
+import { APYResponse } from '../helpers/types';
+import { TENDERIZE_DEFINITION } from '../tenderize.definition';
+
+const appId = TENDERIZE_DEFINITION.id;
+const groupId = TENDERIZE_DEFINITION.groups.tender.id;
+const network = Network.ARBITRUM_MAINNET;
+
+@Register.TokenPositionFetcher({ appId, groupId, network })
+export class ArbitrumTenderizeTenderTokenFetcher implements PositionFetcher<AppTokenPosition> {
+  constructor(
+    @Inject(APP_TOOLKIT) private readonly appToolkit: IAppToolkit,
+    @Inject(TenderizeContractFactory) private readonly tenderizeContractFactory: TenderizeContractFactory,
+  ) {}
+
+  async getPosition(address: string, steak: string, virtualPrice: string, apy: string) {
+    const multicall = this.appToolkit.getMulticall(network);
+    const contract = this.tenderizeContractFactory.erc20({ address, network });
+    const baseTokens = await this.appToolkit.getBaseTokenPrices(network);
+    const underlyingToken = baseTokens.find(v => v.address === steak)!;
+
+    const [symbol, decimals, totalSupply] = await Promise.all([
+      multicall.wrap(contract).symbol(),
+      multicall.wrap(contract).decimals(),
+      multicall.wrap(contract).totalSupply(),
+    ]);
+    const supply = Number(totalSupply) / 10 ** decimals;
+    const price = underlyingToken.price * (Number(virtualPrice) / 10 ** decimals);
+    const token: AppTokenPosition = {
+      address,
+      network,
+      appId,
+      groupId,
+      symbol,
+      decimals,
+      supply,
+      tokens: [],
+      dataProps: {},
+      pricePerShare: Number(virtualPrice) / 10 ** decimals,
+      price,
+      type: ContractType.APP_TOKEN,
+      displayProps: {
+        label: symbol,
+        secondaryLabel: buildDollarDisplayItem(price),
+        tertiaryLabel: `${apy}% APY`,
+        images: getImagesFromToken(underlyingToken),
+        statsItems: [],
+      },
+    };
+
+    return token;
+  }
+
+  async getPositions() {
+    const data = await this.appToolkit.helpers.theGraphHelper.request<TenderTokenFetcherResponse>({
+      endpoint: arbitrumEndpoint,
+      query: tenderTokenFetcherQuery,
+    });
+
+    const { data: apyData } = await Axios.get<APYResponse>('https://www.tenderize.me/api/apy');
+    const apyArr = Object.values(apyData);
+    const positions = await Promise.all(
+      data.configs.map(async config => {
+        const apy = apyArr.find(item => item.subgraphId === config.id)?.apy;
+        const virtualPrice =
+          data.tenderSwaps.find(item => item.id === config.id)?.virtualPrice ?? '1000000000000000000';
+        return await this.getPosition(config.tenderToken, config.steak, virtualPrice, apy ?? '0');
+      }),
+    );
+    return positions;
+  }
+}

src/apps/tenderize/contracts/index.ts

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+import { Injectable, Inject } from '@nestjs/common';
+
+import { IAppToolkit, APP_TOOLKIT } from '~app-toolkit/app-toolkit.interface';
+import { ContractFactory } from '~contract/contracts';
+import { Network } from '~types/network.interface';
+
+// eslint-disable-next-line
+type ContractOpts = { address: string; network: Network };
+
+@Injectable()
+export class TenderizeContractFactory extends ContractFactory {
+  constructor(@Inject(APP_TOOLKIT) protected readonly appToolkit: IAppToolkit) {
+    super((network: Network) => appToolkit.getNetworkProvider(network));
+  }
+}

src/apps/tenderize/ethereum/tenderize.balance-fetcher.ts

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+import { Inject } from '@nestjs/common';
+
+import { IAppToolkit, APP_TOOLKIT } from '~app-toolkit/app-toolkit.interface';
+import { Register } from '~app-toolkit/decorators';
+import { presentBalanceFetcherResponse } from '~app-toolkit/helpers/presentation/balance-fetcher-response.present';
+import { BalanceFetcher } from '~balance/balance-fetcher.interface';
+import { Network } from '~types/network.interface';
+
+import { TENDERIZE_DEFINITION } from '../tenderize.definition';
+
+const network = Network.ETHEREUM_MAINNET;
+
+@Register.BalanceFetcher(TENDERIZE_DEFINITION.id, network)
+export class EthereumTenderizeBalanceFetcher implements BalanceFetcher {
+  constructor(@Inject(APP_TOOLKIT) private readonly appToolkit: IAppToolkit) {}
+
+  async getTenderTokenBalances(address: string) {
+    return this.appToolkit.helpers.tokenBalanceHelper.getTokenBalances({
+      address,
+      appId: TENDERIZE_DEFINITION.id,
+      groupId: TENDERIZE_DEFINITION.groups.tender.id,
+      network,
+    });
+  }
+
+  async getSwapTokenBalances(address: string) {
+    return this.appToolkit.helpers.tokenBalanceHelper.getTokenBalances({
+      address,
+      appId: TENDERIZE_DEFINITION.id,
+      groupId: TENDERIZE_DEFINITION.groups.swap.id,
+      network,
+    });
+  }
+
+  async getBalances(address: string) {
+    const [tenderTokenBalances, swapTokenBalances] = await Promise.all([
+      this.getTenderTokenBalances(address),
+      this.getSwapTokenBalances(address),
+    ]);
+
+    return presentBalanceFetcherResponse([
+      {
+        label: 'TenderTokens',
+        assets: tenderTokenBalances,
+      },
+      {
+        label: 'SwapTokens',
+        assets: swapTokenBalances,
+      },
+    ]);
+  }
+}

src/apps/tenderize/ethereum/tenderize.swap.token-fetcher.ts

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+import { Inject } from '@nestjs/common';
+
+import { IAppToolkit, APP_TOOLKIT } from '~app-toolkit/app-toolkit.interface';
+import { Register } from '~app-toolkit/decorators';
+import { buildDollarDisplayItem } from '~app-toolkit/helpers/presentation/display-item.present';
+import { getLabelFromToken } from '~app-toolkit/helpers/presentation/image.present';
+import { ContractType } from '~position/contract.interface';
+import { PositionFetcher } from '~position/position-fetcher.interface';
+import { AppTokenPosition } from '~position/position.interface';
+import { Network } from '~types/network.interface';
+
+import { TenderizeContractFactory } from '../contracts';
+import { ethereumEndpoint } from '../helpers/constants';
+import { ConfigResponse, configQuery } from '../helpers/queries';
+import { TENDERIZE_DEFINITION } from '../tenderize.definition';
+
+const appId = TENDERIZE_DEFINITION.id;
+const groupId = TENDERIZE_DEFINITION.groups.swap.id;
+const network = Network.ETHEREUM_MAINNET;
+
+@Register.TokenPositionFetcher({ appId, groupId, network })
+export class EthereumTenderizeSwapTokenFetcher implements PositionFetcher<AppTokenPosition> {
+  constructor(
+    @Inject(APP_TOOLKIT) private readonly appToolkit: IAppToolkit,
+    @Inject(TenderizeContractFactory) private readonly tenderizeContractFactory: TenderizeContractFactory,
+  ) {}
+
+  async getPosition(address: string, steak: string, tenderAddress: string) {
+    const multicall = this.appToolkit.getMulticall(network);
+    const contract = this.tenderizeContractFactory.erc20({ address, network });
+    const baseTokens = await this.appToolkit.getBaseTokenPrices(network);
+    const underlyingToken = baseTokens.find(v => v.address === steak)!;
+    const tenderTokens = await this.appToolkit.getAppTokenPositions({
+      appId: TENDERIZE_DEFINITION.id,
+      groupIds: [TENDERIZE_DEFINITION.groups.tender.id],
+      network: Network.ETHEREUM_MAINNET,
+    });
+    const tenderToken = tenderTokens.find(v => v.address === tenderAddress)!;
+
+    const [symbol, decimals, totalSupply] = await Promise.all([
+      multicall.wrap(contract).symbol(),
+      multicall.wrap(contract).decimals(),
+      multicall.wrap(contract).totalSupply(),
+    ]);
+    const supply = Number(totalSupply) / 10 ** decimals;
+    const price = underlyingToken.price;
+    const token: AppTokenPosition = {
+      address,
+      network,
+      appId,
+      groupId,
+      symbol,
+      decimals,
+      supply,
+      tokens: [tenderToken, underlyingToken],
+      dataProps: {},
+      pricePerShare: [0.5, 0.5],
+      price,
+      type: ContractType.APP_TOKEN,
+      displayProps: {
+        label: `${getLabelFromToken(tenderToken)} / ${getLabelFromToken(underlyingToken)} SWAP`,
+        secondaryLabel: buildDollarDisplayItem(price),
+        images: [],
+        statsItems: [],
+      },
+    };
+
+    return token;
+  }
+
+  async getPositions() {
+    const data = await this.appToolkit.helpers.theGraphHelper.request<ConfigResponse>({
+      endpoint: ethereumEndpoint,
+      query: configQuery,
+    });
+
+    const positions = await Promise.all(
+      data.configs.map(async config => await this.getPosition(config.lpToken, config.steak, config.tenderToken)),
+    );
+    return positions;
+  }
+}