net9 Update

FoodsharingSiegen.Server/Extensions.cs

@@ -0,0 +1,59 @@
+using FoodsharingSiegen.Server.Data;
+using Microsoft.EntityFrameworkCore;
+using Microsoft.Extensions.Configuration.Json;
+
+namespace FoodsharingSiegen.Server
+{
+    public static class Extensions
+    {
+        #region Public Method AddDatabaseContext
+
+        /// <summary>
+        ///     Configures the application's data access layer by setting up and registering a database context using SQLite.
+        ///     Ensures the database file is stored within the application's base directory under a "data" folder.
+        /// </summary>
+        /// <param name="builder">An instance of <see cref="WebApplicationBuilder" /> used to configure the application's services and resources.</param>
+        public static void AddDatabaseContext(this WebApplicationBuilder builder)
+        {
+            var dataDirectory = Path.Combine(AppContext.BaseDirectory, "data");
+            if (!Directory.Exists(dataDirectory)) Directory.CreateDirectory(dataDirectory);
+
+            var dbPath = Path.Combine(dataDirectory, "app.db");
+            var connectionString = $"Data Source={dbPath}";
+
+            builder.Services.AddDbContextFactory<FsContext>(options =>
+                options.UseSqlite(connectionString));
+        }
+
+        #endregion
+
+        #region Public Method LoadAppSettings
+
+        /// <summary>
+        ///     Loads application settings from JSON configuration files located in a designated "config" directory.
+        ///     Clears existing JSON configuration files and ensures settings from the specified files are applied.
+        /// </summary>
+        /// <param name="builder">An instance of <see cref="WebApplicationBuilder" /> used to configure and load application settings.</param>
+        public static void LoadAppSettings(this WebApplicationBuilder builder)
+        {
+            // Clear loaded json files
+            foreach (var configurationSource in builder.Configuration.Sources.Where(x => x is JsonConfigurationSource).ToList())
+                builder.Configuration.Sources.Remove(configurationSource);
+
+            // Define the directory where your appsettings files reside
+            var configDir = Path.Combine(builder.Environment.ContentRootPath, "config");
+
+            // Check if the directory exists
+            if (Directory.Exists(configDir))
+            {
+                // Get all JSON files that start with "appsettings" in the directory and its subdirectories
+                var configFiles = Directory.EnumerateFiles(configDir, "appsettings*.json", SearchOption.AllDirectories);
+
+                // Add each file to the configuration
+                foreach (var file in configFiles) builder.Configuration.AddJsonFile(file, true, true);
+            }
+        }
+
+        #endregion
+    }
+}