feat(api): initialize account with starting balance

src/FiscalOS.API/Accounts/Add/Endpoint.cs

@@ -42,8 +42,14 @@ internal static class Endpoint
       return Results.Conflict();
     }
 
+    // TODO: We need to get the initial balance
+    // of the account
+
     var accountMetadata = PlaidAccountMetadata.From(request.PlaidAccountId, request.PlaidAccountName);
     var account = Account.From(user.Institutions.First().Id, request.PlaidAccountName, accountMetadata);
+    var balance = Balance.From(request.AccountCurrentBalance, request.AccountAvailableBalance);
+
+    account.AddBalance(balance);
     user.AddAccount(account);
 
     await appDbContext.SaveChangesAsync(ct);

src/FiscalOS.API/Accounts/Add/Request.cs

@@ -5,6 +5,8 @@ public record Request : IValidatableObject
   public string PlaidInstitutionId { get; init; } = string.Empty;
   public string PlaidAccountId { get; init; } = string.Empty;
   public string PlaidAccountName { get; init; } = string.Empty;
+  public decimal AccountCurrentBalance { get; init; }
+  public decimal AccountAvailableBalance { get; init; }
 
   public IEnumerable<ValidationResult> Validate(ValidationContext validationContext)
   {

tests/FiscalOS.API.Tests/Integration/Accounts/AddTests.cs

@@ -222,6 +222,7 @@ public class AddTests(TestApi testApi) : IntegrationTest(testApi)
 
     var newAccountId = "newAccountId";
     var newAccountName = "New Account";
+    var expectedBalance = 100;
 
     using var request = HttpRequestBuilder.New()
       .Post(AddUri)
@@ -231,6 +232,8 @@ public class AddTests(TestApi testApi) : IntegrationTest(testApi)
         plaidInstitutionId = ((PlaidMetadata)institution.Metadata!).PlaidId,
         plaidAccountId = newAccountId,
         plaidAccountName = newAccountName,
+        accountCurrentBalance = expectedBalance,
+        accountAvailableBalance = expectedBalance,
       })
       .Build();
 
@@ -242,6 +245,9 @@ public class AddTests(TestApi testApi) : IntegrationTest(testApi)
       async (context, ct) => await context.Set<User>()
         .Include(u => u.Accounts)
         .ThenInclude(a => a.Metadata)
+        .Include(u => u.Accounts)
+        .ThenInclude(a => a.Balances)
+        .AsSplitQuery()
         .FirstAsync(u => u.Id == user.Id, ct),
       TestContext.Current.CancellationToken
     );
@@ -253,5 +259,12 @@ public class AddTests(TestApi testApi) : IntegrationTest(testApi)
         ((PlaidAccountMetadata)a.Metadata).PlaidId == newAccountId &&
         ((PlaidAccountMetadata)a.Metadata).PlaidName == newAccountName
     );
+
+    updatedUser.Accounts.First()
+      .Balances.Should().ContainSingle(
+        b => b.AccountId == updatedUser.Accounts.First().Id &&
+          b.Current == expectedBalance &&
+          b.Available == expectedBalance
+      );
   }
 }