refactor: banking services to Nestjs

packages/server-nest/src/modules/BankingAccounts/commands/RefreshBankAccount.service.ts

@@ -0,0 +1,35 @@
+import { PlaidApi } from 'plaid';
+import { Inject, Injectable } from '@nestjs/common';
+import { Account } from '@/modules/Accounts/models/Account.model';
+import { ServiceError } from '@/modules/Items/ServiceError';
+import { PLAID_CLIENT } from '@/modules/Plaid/Plaid.module';
+import { ERRORS } from '../types/BankAccounts.types';
+
+@Injectable()
+export class RefreshBankAccountService {
+  constructor(
+    @Inject(PLAID_CLIENT) private plaidClient: PlaidApi,
+    @Inject(Account.name) private readonly accountModel: typeof Account,
+  ) {}
+
+  /**
+   * Asks Plaid to trigger syncing the given bank account.
+   * @param {number} bankAccountId - Bank account identifier.
+   * @returns {Promise<void>}
+   */
+  public async refreshBankAccount(bankAccountId: number) {
+    const bankAccount = await this.accountModel
+      .query()
+      .findById(bankAccountId)
+      .withGraphFetched('plaidItem')
+      .throwIfNotFound();
+
+    // Can't continue if the given account is not linked with Plaid item.
+    if (!bankAccount.plaidItem) {
+      throw new ServiceError(ERRORS.BANK_ACCOUNT_NOT_CONNECTED);
+    }
+    await this.plaidClient.transactionsRefresh({
+      access_token: bankAccount.plaidItem.plaidAccessToken,
+    });
+  }
+}