Migrate from MongoDB to Couchbase Lite for local storage; update related services and configurations

Services/Storage/CouchbaseLiteDatabaseProvider.cs

@@ -0,0 +1,52 @@
+using Couchbase.Lite;
+using Microsoft.Extensions.Options;
+using WorkTracker.Configuration;
+
+namespace WorkTracker.Services.Storage;
+
+public sealed class CouchbaseLiteDatabaseProvider : IDisposable
+{
+    private const string AppSettingsCollectionName = "app_settings";
+    private const string UsersCollectionName = "users";
+
+    private readonly Database database;
+
+    public CouchbaseLiteDatabaseProvider(IOptions<CouchbaseLiteOptions> options, IHostEnvironment environment)
+    {
+        var configuredOptions = options.Value;
+        var databaseDirectory = ResolveDirectory(configuredOptions.Directory, environment.ContentRootPath);
+        Directory.CreateDirectory(databaseDirectory);
+
+        database = new Database(
+            configuredOptions.DatabaseName,
+            new DatabaseConfiguration
+            {
+                Directory = databaseDirectory
+            });
+
+        AppSettings = database.GetCollection(AppSettingsCollectionName) ?? database.CreateCollection(AppSettingsCollectionName);
+        Users = database.GetCollection(UsersCollectionName) ?? database.CreateCollection(UsersCollectionName);
+    }
+
+    public Collection AppSettings { get; }
+
+    public Collection Users { get; }
+
+    public void Dispose()
+    {
+        database.Close();
+        database.Dispose();
+    }
+
+    private static string ResolveDirectory(string configuredDirectory, string contentRootPath)
+    {
+        if (string.IsNullOrWhiteSpace(configuredDirectory))
+        {
+            return Path.Combine(contentRootPath, "App_Data", "couchbase");
+        }
+
+        return Path.IsPathRooted(configuredDirectory)
+            ? configuredDirectory
+            : Path.GetFullPath(Path.Combine(contentRootPath, configuredDirectory));
+    }
+}