use separate model for plex collection scanning since the api types are inconsistent (#1504)

ErsatzTV.Infrastructure/Plex/IPlexServerApi.cs

@@ -44,7 +44,7 @@ public interface IPlexServerApi
 
     [Get("/library/all?type=18")]
     [Headers("Accept: application/json")]
-    public Task<PlexMediaContainerResponse<PlexMediaContainerMetadataContent<PlexMetadataResponse>>>
+    public Task<PlexMediaContainerResponse<PlexMediaContainerMetadataContent<PlexCollectionMetadataResponse>>>
         GetCollections(
             [Query] [AliasAs("X-Plex-Container-Start")]
             int skip,

ErsatzTV.Infrastructure/Plex/Models/PlexCollectionMetadataResponse.cs

@@ -0,0 +1,30 @@
+using System.Xml.Serialization;
+
+namespace ErsatzTV.Infrastructure.Plex.Models;
+
+public class PlexCollectionMetadataResponse
+{
+    [XmlAttribute("key")]
+    public string Key { get; set; }
+
+    [XmlAttribute("ratingKey")]
+    public string RatingKey { get; set; }
+
+    [XmlAttribute("title")]
+    public string Title { get; set; }
+
+    [XmlAttribute("addedAt")]
+    public long AddedAt { get; set; }
+
+    [XmlAttribute("updatedAt")]
+    public long UpdatedAt { get; set; }
+    
+    [XmlAttribute("smart")]
+    public string Smart { get; set; }
+    
+    [XmlAttribute("librarySectionId")]
+    public int LibrarySectionId { get; set; }
+    
+    [XmlAttribute("childCount")]
+    public string ChildCount { get; set; }
+}

ErsatzTV.Infrastructure/Plex/Models/PlexMetadataResponse.cs

@@ -7,9 +7,6 @@ public class PlexMetadataResponse
     [XmlAttribute("key")]
     public string Key { get; set; }
 
-    [XmlAttribute("ratingKey")]
-    public string RatingKey { get; set; }
-
     [XmlAttribute("title")]
     public string Title { get; set; }
 
@@ -40,15 +37,6 @@ public class PlexMetadataResponse
     [XmlAttribute("updatedAt")]
     public long UpdatedAt { get; set; }
     
-    [XmlAttribute("childCount")]
-    public string ChildCount { get; set; }
-
-    [XmlAttribute("smart")]
-    public string Smart { get; set; }
-
-    [XmlAttribute("librarySectionId")]
-    public int LibrarySectionId { get; set; }
-
     [XmlAttribute("index")]
     public int Index { get; set; }
 

ErsatzTV.Infrastructure/Plex/PlexEtag.cs

@@ -254,7 +254,7 @@ public class PlexEtag
         return BitConverter.ToString(hash).Replace("-", string.Empty);
     }
     
-    public string ForCollection(PlexMetadataResponse response)
+    public string ForCollection(PlexCollectionMetadataResponse response)
     {
         using MemoryStream ms = _recyclableMemoryStreamManager.GetStream();
         using var bw = new BinaryWriter(ms);

ErsatzTV.Infrastructure/Plex/PlexServerApiClient.cs

@@ -407,7 +407,7 @@ public class PlexServerApiClient : IPlexServerApiClient
             _ => None
         };
 
-    private Option<PlexCollection> ProjectToCollection(PlexMediaSource plexMediaSource, PlexMetadataResponse item)
+    private Option<PlexCollection> ProjectToCollection(PlexMediaSource plexMediaSource, PlexCollectionMetadataResponse item)
     {
         try
         {