Add IArangoDBClient interface. Fixes ArangoDB-Community#296

arangodb-net-standard/ArangoDBClient.cs

@@ -1,5 +1,4 @@
-using System;
-using System.Net.Http;
+using System.Net.Http;
 using ArangoDBNetStandard.AqlFunctionApi;
 using ArangoDBNetStandard.AuthApi;
 using ArangoDBNetStandard.CollectionApi;
@@ -18,7 +17,7 @@ namespace ArangoDBNetStandard
     /// <summary>
     /// Wrapper class providing access to the complete set of ArangoDB REST resources.
     /// </summary>
-    public class ArangoDBClient : IDisposable
+    public class ArangoDBClient : IArangoDBClient
     {
         /// <summary>
         /// The transport client used to communicate with the ArangoDB host.

arangodb-net-standard/IArangoDBClient.cs

@@ -0,0 +1,61 @@
+using System;
+using ArangoDBNetStandard.AqlFunctionApi;
+using ArangoDBNetStandard.AuthApi;
+using ArangoDBNetStandard.CollectionApi;
+using ArangoDBNetStandard.CursorApi;
+using ArangoDBNetStandard.DatabaseApi;
+using ArangoDBNetStandard.DocumentApi;
+using ArangoDBNetStandard.GraphApi;
+using ArangoDBNetStandard.TransactionApi;
+using ArangoDBNetStandard.UserApi;
+
+namespace ArangoDBNetStandard
+{
+    interface IArangoDBClient : IDisposable
+    {
+        /// <summary>
+        /// AQL user functions management API.
+        /// </summary>
+        AqlFunctionApiClient AqlFunction { get; }
+
+        /// <summary>
+        /// Auth API
+        /// </summary>
+        AuthApiClient Auth { get; }
+
+        /// <summary>
+        /// Cursor API
+        /// </summary>
+        CursorApiClient Cursor { get; }
+
+        /// <summary>
+        /// Database API
+        /// </summary>
+        DatabaseApiClient Database { get; }
+
+        /// <summary>
+        /// Document API
+        /// </summary>
+        DocumentApiClient Document { get; }
+
+        /// <summary>
+        /// Collection API
+        /// </summary>
+        CollectionApiClient Collection { get; }
+
+        /// <summary>
+        /// Transaction API
+        /// </summary>
+        TransactionApiClient Transaction { get; }
+
+        /// <summary>
+        /// Graph API
+        /// </summary>
+        GraphApiClient Graph { get; }
+
+        /// <summary>
+        /// User management API.
+        /// </summary>
+        UserApiClient User { get; }
+    }
+}