before deleting Rules

CouchDB/Selectors/CouchQuery.cs

@@ -0,0 +1,27 @@
+using System.Collections.Generic;
+
+namespace CouchDB.Selectors
+{
+  public class CouchQuery
+  {
+    public static CouchQuery Select => new();
+
+    private readonly List<Equals> equals;
+    protected CouchQuery()
+    {
+      equals = new List<Equals>();
+    }
+
+    public CouchQuery WithEqual(string key, string value)
+    {
+      equals.Add(new Equals(key, value));
+      return this;
+    }
+
+    public override string ToString()
+    {
+      var selector = string.Join(",", equals);
+      return $"{{ \"selector\": {selector}";
+    }
+  }
+}