Bug fixes

Wallet/WalletConnectionFactory.cs

@@ -0,0 +1,35 @@
+using Wallet.Data;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.Extensions.Hosting;
+
+namespace Wallet;
+
+public class WalletConnectionFactory(IHostEnvironment environment) :
+    IWalletConnectionFactory
+{
+    public async Task<WalletConnection?> Create(string name, string key)
+    {
+        string databaseFile = $"{Path.Combine(environment.ContentRootPath, name)}.wallet";
+        if (File.Exists(databaseFile))
+        {
+            try
+            {
+                return await Task.Run(async () =>
+                {
+                    WalletConnection connection = new($"Data Source={databaseFile};Mode=ReadWriteCreate;Pooling=true;Password={key}");
+
+                    using WalletContext context = new(connection);
+                    await context.Database.OpenConnectionAsync().ConfigureAwait(false);
+
+                    return connection;
+                });
+            }
+            catch
+            {
+                return null;
+            }
+        }
+
+        return null;
+    }
+}