From 55f98f635071507210c35261ab5852c8c000e1b1 Mon Sep 17 00:00:00 2001
From: James King <james.king@facepunchstudios.com>
Date: Sat, 14 Sep 2019 14:21:35 +0200
Subject: [PATCH] Cache age / metadata for workshop queries

---
 Facepunch.Steamworks/Interfaces/Workshop.Editor.cs |  6 +++---
 Facepunch.Steamworks/Interfaces/Workshop.Item.cs   |  1 +
 Facepunch.Steamworks/Interfaces/Workshop.Query.cs  | 14 +++++++++++++-
 3 files changed, 17 insertions(+), 4 deletions(-)

diff --git a/Facepunch.Steamworks/Interfaces/Workshop.Editor.cs b/Facepunch.Steamworks/Interfaces/Workshop.Editor.cs
index 36bcb33..6ffa475 100644
--- a/Facepunch.Steamworks/Interfaces/Workshop.Editor.cs
+++ b/Facepunch.Steamworks/Interfaces/Workshop.Editor.cs
@@ -26,7 +26,7 @@ public class Editor
             public string Error { get; internal set; } = null;
             public string ChangeNote { get; set; } = "";
             public uint WorkshopUploadAppId { get; set; }
-            public string MetaData { get; set; } = null;
+            public string Metadata { get; set; } = null;
             public Dictionary<string, string[]> KeyValues { get; set; } = new Dictionary<string, string[]>();
 
             public enum VisibilityType : int
@@ -182,9 +182,9 @@ private void PublishChanges()
                     workshop.ugc.SetItemPreview( UpdateHandle, PreviewImage );
                 }
 
-                if ( MetaData != null )
+                if ( Metadata != null )
                 {
-                    workshop.ugc.SetItemMetadata( UpdateHandle, MetaData );
+                    workshop.ugc.SetItemMetadata( UpdateHandle, Metadata );
                 }
 
                 if ( KeyValues != null )
diff --git a/Facepunch.Steamworks/Interfaces/Workshop.Item.cs b/Facepunch.Steamworks/Interfaces/Workshop.Item.cs
index 0435a49..0a55aea 100644
--- a/Facepunch.Steamworks/Interfaces/Workshop.Item.cs
+++ b/Facepunch.Steamworks/Interfaces/Workshop.Item.cs
@@ -229,6 +229,7 @@ public Editor Edit()
             public int WebsiteViews { get; internal set; }
             public int ReportScore { get; internal set; }
             public string PreviewImageUrl { get; internal set; }
+            public string Metadata { get; internal set; }
 
             string _ownerName = null;
 
diff --git a/Facepunch.Steamworks/Interfaces/Workshop.Query.cs b/Facepunch.Steamworks/Interfaces/Workshop.Query.cs
index b521a26..995f21f 100644
--- a/Facepunch.Steamworks/Interfaces/Workshop.Query.cs
+++ b/Facepunch.Steamworks/Interfaces/Workshop.Query.cs
@@ -35,8 +35,12 @@ public class Query : IDisposable
 
             public ulong? UserId { get; set; }
 
+            public TimeSpan? MaxCacheAge { get; set; }
+
             public bool ReturnKeyValueTags { get; set; }
 
+            public bool ReturnMetadata { get; set; }
+
             /// <summary>
             /// If order is RankedByTrend, this value represents how many days to take
             /// into account.
@@ -123,6 +127,10 @@ void RunInternal()
                     workshop.ugc.AddExcludedTag( Handle, tag );
 
                 workshop.ugc.SetReturnKeyValueTags( Handle, ReturnKeyValueTags );
+                workshop.ugc.SetReturnMetadata( Handle, ReturnMetadata );
+
+                if ( MaxCacheAge.HasValue )
+                    workshop.ugc.SetAllowCachedResponse( Handle, (uint) MaxCacheAge.Value.TotalSeconds );
 
                 Callback = workshop.ugc.SendQueryUGCRequest( Handle, ResultCallback );
             }
@@ -160,10 +168,14 @@ void ResultCallback( SteamNative.SteamUGCQueryCompleted_t data, bool bFailed )
                     if ( ReturnKeyValueTags )
                         item.ReadKeyValueTags( data, (uint)i );
 
-                    string url = null;
+                    string url;
                     if ( workshop.ugc.GetQueryUGCPreviewURL( data.Handle, (uint)i, out url ) )
                         item.PreviewImageUrl = url;
 
+                    string metadata;
+                    if ( workshop.ugc.GetQueryUGCMetadata( data.Handle, (uint)i, out metadata ) )
+                        item.Metadata = metadata;
+
                     _results.Add( item );
 
                     _resultsRemain--;