Added a-frame-architecture usiung wolverine sample.

2026-08-03 17:08:18 +02:00
parent 1b5bf4f8d4
commit 61fe59cf83
72 changed files with 3012 additions and 0 deletions
@@ -0,0 +1,59 @@
+using FinancialApi.Application.Commands;
+using FinancialApi.Application.Interfaces;
+using FinancialApi.Application.Models;
+using FinancialApi.Domain.Aggregates;
+using FinancialApi.Domain.Entities;
+using FinancialApi.Domain.Events;
+using Wolverine.Persistence;
+
+namespace FinancialApi.Application.Handlers;
+
+public static class ReverseJournalHandler
+{
+    public static async Task<JournalReversalContext?> LoadAsync(
+        ReverseJournalCommand cmd,
+        IReversalQuery query,
+        TimeProvider timeProvider
+    )
+    {
+        var (journalEnty, accounts) = await query.GetReversalDataAsync(cmd.OriginalJournalId);
+        if (journalEnty == null)
+        {
+            throw new InvalidOperationException("Journal not found");
+        }
+
+        if (accounts == null)
+        {
+            throw new InvalidOperationException("Journal accounts not found");
+        }
+
+        return new JournalReversalContext(journalEnty, accounts, timeProvider.GetUtcNow()) ??
+               throw new InvalidOperationException($"Journal Entry {cmd.OriginalJournalId} does not exist");
+    }
+
+    public static (IStorageAction<BalancedJournalEntry> JournalWrite, UnitOfWork<Account> AccountWrites, JournalReversedEvent
+        Event) Handle(ReverseJournalCommand cmd, JournalReversalContext context)
+    {
+        var reversalJournal = BalancedJournal.CreateReversal(
+            context.OriginalBalancedJournalEntry,
+            $"Reversal: {cmd.Reason}",
+            context.TimeStamp
+        );
+        var accountState = context.AffectedAccounts.ToDictionary(a => a.Id);
+
+        reversalJournal.Entry.Lines.ForEach(l =>
+            {
+                var currentAccount = accountState[l.AccountId];
+                accountState[l.AccountId] = currentAccount.ApplyPosting(l.Amount, l.Type);
+            }
+        );
+        var accountUow = new UnitOfWork<Account>();
+        foreach (var account in accountState.Values)
+        {
+            accountUow.Update(account);
+        }
+
+        return (Storage.Insert(reversalJournal.Entry), accountUow,
+            new JournalReversedEvent(cmd.OriginalJournalId, reversalJournal.Entry.Id));
+    }
+}