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Diffstat (limited to 'FireBase/Query/OrderQuery.cs')
-rw-r--r-- | FireBase/Query/OrderQuery.cs | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/FireBase/Query/OrderQuery.cs b/FireBase/Query/OrderQuery.cs new file mode 100644 index 0000000..46ebd2c --- /dev/null +++ b/FireBase/Query/OrderQuery.cs @@ -0,0 +1,34 @@ +namespace Firebase.Database.Query +{ + using System; + + /// <summary> + /// Represents a firebase ordering query, e.g. "?OrderBy=Foo". + /// </summary> + public class OrderQuery : ParameterQuery + { + private readonly Func<string> propertyNameFactory; + + /// <summary> + /// Initializes a new instance of the <see cref="OrderQuery"/> class. + /// </summary> + /// <param name="parent"> The query parent. </param> + /// <param name="propertyNameFactory"> The property name. </param> + /// <param name="client"> The owning client. </param> + public OrderQuery(ChildQuery parent, Func<string> propertyNameFactory, FirebaseClient client) + : base(parent, () => "orderBy", client) + { + this.propertyNameFactory = propertyNameFactory; + } + + /// <summary> + /// The build url parameter. + /// </summary> + /// <param name="child"> The child. </param> + /// <returns> The <see cref="string"/>. </returns> + protected override string BuildUrlParameter(FirebaseQuery child) + { + return $"\"{this.propertyNameFactory()}\""; + } + } +} |