Enable nullable for Jellyfin.Data and remove unnecessary attributes

25 files changed, 50 insertions, 61 deletions

diff --git a/Jellyfin.Data/Entities/Libraries/Artwork.cs b/Jellyfin.Data/Entities/Libraries/Artwork.cs
index df28ce7374..84a524de2c 100644
--- a/Jellyfin.Data/Entities/Libraries/Artwork.cs
+++ b/Jellyfin.Data/Entities/Libraries/Artwork.cs
@@ -44,7 +44,6 @@ namespace Jellyfin.Data.Entities.Libraries
         /// <remarks>
         /// Required, Max length = 65535.
         /// </remarks>
-        [Required]
         [MaxLength(65535)]
         [StringLength(65535)]
         public string Path { get; set; }
diff --git a/Jellyfin.Data/Entities/Libraries/BookMetadata.cs b/Jellyfin.Data/Entities/Libraries/BookMetadata.cs
index 8b0c965306..1ff4327b01 100644
--- a/Jellyfin.Data/Entities/Libraries/BookMetadata.cs
+++ b/Jellyfin.Data/Entities/Libraries/BookMetadata.cs
@@ -1,7 +1,6 @@
 #pragma warning disable CA2227
 
 using System.Collections.Generic;
-using System.ComponentModel.DataAnnotations.Schema;
 using Jellyfin.Data.Interfaces;
 
 namespace Jellyfin.Data.Entities.Libraries
@@ -32,7 +31,6 @@ namespace Jellyfin.Data.Entities.Libraries
         public virtual ICollection<Company> Publishers { get; protected set; }
 
         /// <inheritdoc />
-        [NotMapped]
         public ICollection<Company> Companies => Publishers;
     }
 }
diff --git a/Jellyfin.Data/Entities/Libraries/Chapter.cs b/Jellyfin.Data/Entities/Libraries/Chapter.cs
index f253143d74..11f53ae20a 100644
--- a/Jellyfin.Data/Entities/Libraries/Chapter.cs
+++ b/Jellyfin.Data/Entities/Libraries/Chapter.cs
@@ -45,7 +45,7 @@ namespace Jellyfin.Data.Entities.Libraries
         /// </remarks>
         [MaxLength(1024)]
         [StringLength(1024)]
-        public string Name { get; set; }
+        public string? Name { get; set; }
 
         /// <summary>
         /// Gets or sets the language.
@@ -54,7 +54,6 @@ namespace Jellyfin.Data.Entities.Libraries
         /// Required, Min length = 3, Max length = 3
         /// ISO-639-3 3-character language codes.
         /// </remarks>
-        [Required]
         [MinLength(3)]
         [MaxLength(3)]
         [StringLength(3)]
diff --git a/Jellyfin.Data/Entities/Libraries/Collection.cs b/Jellyfin.Data/Entities/Libraries/Collection.cs
index 39eded752d..d230eeb2fe 100644
--- a/Jellyfin.Data/Entities/Libraries/Collection.cs
+++ b/Jellyfin.Data/Entities/Libraries/Collection.cs
@@ -37,7 +37,7 @@ namespace Jellyfin.Data.Entities.Libraries
         /// </remarks>
         [MaxLength(1024)]
         [StringLength(1024)]
-        public string Name { get; set; }
+        public string? Name { get; set; }
 
         /// <inheritdoc />
         [ConcurrencyCheck]
diff --git a/Jellyfin.Data/Entities/Libraries/CollectionItem.cs b/Jellyfin.Data/Entities/Libraries/CollectionItem.cs
index 1157de442b..e19362bdf1 100644
--- a/Jellyfin.Data/Entities/Libraries/CollectionItem.cs
+++ b/Jellyfin.Data/Entities/Libraries/CollectionItem.cs
@@ -10,6 +10,15 @@ namespace Jellyfin.Data.Entities.Libraries
     public class CollectionItem : IHasConcurrencyToken
     {
         /// <summary>
+        /// Initializes a new instance of the <see cref="CollectionItem"/> class.
+        /// </summary>
+        /// <param name="libraryItem">The library item.</param>
+        public CollectionItem(LibraryItem libraryItem)
+        {
+            LibraryItem = libraryItem;
+        }
+
+        /// <summary>
         /// Gets or sets the id.
         /// </summary>
         /// <remarks>
@@ -36,7 +45,7 @@ namespace Jellyfin.Data.Entities.Libraries
         /// <remarks>
         /// TODO check if this properly updated Dependant and has the proper principal relationship.
         /// </remarks>
-        public virtual CollectionItem Next { get; set; }
+        public virtual CollectionItem? Next { get; set; }
 
         /// <summary>
         /// Gets or sets the previous item in the collection.
@@ -44,7 +53,7 @@ namespace Jellyfin.Data.Entities.Libraries
         /// <remarks>
         /// TODO check if this properly updated Dependant and has the proper principal relationship.
         /// </remarks>
-        public virtual CollectionItem Previous { get; set; }
+        public virtual CollectionItem? Previous { get; set; }
 
         /// <inheritdoc />
         public void OnSavingChanges()
diff --git a/Jellyfin.Data/Entities/Libraries/Company.cs b/Jellyfin.Data/Entities/Libraries/Company.cs
index 499ba3800a..09050bb522 100644
--- a/Jellyfin.Data/Entities/Libraries/Company.cs
+++ b/Jellyfin.Data/Entities/Libraries/Company.cs
@@ -18,6 +18,7 @@ namespace Jellyfin.Data.Entities.Libraries
         public Company()
         {
             CompanyMetadata = new HashSet<CompanyMetadata>();
+            ChildCompanies = new HashSet<Company>();
         }
 
         /// <summary>
@@ -44,7 +45,6 @@ namespace Jellyfin.Data.Entities.Libraries
         public virtual ICollection<Company> ChildCompanies { get; protected set; }
 
         /// <inheritdoc />
-        [NotMapped]
         public ICollection<Company> Companies => ChildCompanies;
 
         /// <inheritdoc />
diff --git a/Jellyfin.Data/Entities/Libraries/CompanyMetadata.cs b/Jellyfin.Data/Entities/Libraries/CompanyMetadata.cs
index 86642b38a5..a29f08c7f6 100644
--- a/Jellyfin.Data/Entities/Libraries/CompanyMetadata.cs
+++ b/Jellyfin.Data/Entities/Libraries/CompanyMetadata.cs
@@ -24,7 +24,7 @@ namespace Jellyfin.Data.Entities.Libraries
         /// </remarks>
         [MaxLength(65535)]
         [StringLength(65535)]
-        public string Description { get; set; }
+        public string? Description { get; set; }
 
         /// <summary>
         /// Gets or sets the headquarters.
@@ -34,7 +34,7 @@ namespace Jellyfin.Data.Entities.Libraries
         /// </remarks>
         [MaxLength(255)]
         [StringLength(255)]
-        public string Headquarters { get; set; }
+        public string? Headquarters { get; set; }
 
         /// <summary>
         /// Gets or sets the country code.
@@ -44,7 +44,7 @@ namespace Jellyfin.Data.Entities.Libraries
         /// </remarks>
         [MaxLength(2)]
         [StringLength(2)]
-        public string Country { get; set; }
+        public string? Country { get; set; }
 
         /// <summary>
         /// Gets or sets the homepage.
@@ -54,6 +54,6 @@ namespace Jellyfin.Data.Entities.Libraries
         /// </remarks>
         [MaxLength(1024)]
         [StringLength(1024)]
-        public string Homepage { get; set; }
+        public string? Homepage { get; set; }
     }
 }
diff --git a/Jellyfin.Data/Entities/Libraries/CustomItemMetadata.cs b/Jellyfin.Data/Entities/Libraries/CustomItemMetadata.cs
index a69a8eafa4..af2393870f 100644
--- a/Jellyfin.Data/Entities/Libraries/CustomItemMetadata.cs
+++ b/Jellyfin.Data/Entities/Libraries/CustomItemMetadata.cs
@@ -1,5 +1,3 @@
-using System;
-
 namespace Jellyfin.Data.Entities.Libraries
 {
     /// <summary>
diff --git a/Jellyfin.Data/Entities/Libraries/EpisodeMetadata.cs b/Jellyfin.Data/Entities/Libraries/EpisodeMetadata.cs
index 5662decdb8..b0ef11e0f2 100644
--- a/Jellyfin.Data/Entities/Libraries/EpisodeMetadata.cs
+++ b/Jellyfin.Data/Entities/Libraries/EpisodeMetadata.cs
@@ -24,7 +24,7 @@ namespace Jellyfin.Data.Entities.Libraries
         /// </remarks>
         [MaxLength(1024)]
         [StringLength(1024)]
-        public string Outline { get; set; }
+        public string? Outline { get; set; }
 
         /// <summary>
         /// Gets or sets the plot.
@@ -34,7 +34,7 @@ namespace Jellyfin.Data.Entities.Libraries
         /// </remarks>
         [MaxLength(65535)]
         [StringLength(65535)]
-        public string Plot { get; set; }
+        public string? Plot { get; set; }
 
         /// <summary>
         /// Gets or sets the tagline.
@@ -44,6 +44,6 @@ namespace Jellyfin.Data.Entities.Libraries
         /// </remarks>
         [MaxLength(1024)]
         [StringLength(1024)]
-        public string Tagline { get; set; }
+        public string? Tagline { get; set; }
     }
 }
diff --git a/Jellyfin.Data/Entities/Libraries/Genre.cs b/Jellyfin.Data/Entities/Libraries/Genre.cs
index befa75550a..9f3d650283 100644
--- a/Jellyfin.Data/Entities/Libraries/Genre.cs
+++ b/Jellyfin.Data/Entities/Libraries/Genre.cs
@@ -33,7 +33,6 @@ namespace Jellyfin.Data.Entities.Libraries
         /// <remarks>
         /// Indexed, Required, Max length = 255.
         /// </remarks>
-        [Required]
         [MaxLength(255)]
         [StringLength(255)]
         public string Name { get; set; }
diff --git a/Jellyfin.Data/Entities/Libraries/ItemMetadata.cs b/Jellyfin.Data/Entities/Libraries/ItemMetadata.cs
index a0efa66e46..d12e011a8b 100644
--- a/Jellyfin.Data/Entities/Libraries/ItemMetadata.cs
+++ b/Jellyfin.Data/Entities/Libraries/ItemMetadata.cs
@@ -57,7 +57,6 @@ namespace Jellyfin.Data.Entities.Libraries
         /// <remarks>
         /// Required, Max length = 1024.
         /// </remarks>
-        [Required]
         [MaxLength(1024)]
         [StringLength(1024)]
         public string Title { get; set; }
@@ -70,7 +69,7 @@ namespace Jellyfin.Data.Entities.Libraries
         /// </remarks>
         [MaxLength(1024)]
         [StringLength(1024)]
-        public string OriginalTitle { get; set; }
+        public string? OriginalTitle { get; set; }
 
         /// <summary>
         /// Gets or sets the sort title.
@@ -80,7 +79,7 @@ namespace Jellyfin.Data.Entities.Libraries
         /// </remarks>
         [MaxLength(1024)]
         [StringLength(1024)]
-        public string SortTitle { get; set; }
+        public string? SortTitle { get; set; }
 
         /// <summary>
         /// Gets or sets the language.
@@ -89,7 +88,6 @@ namespace Jellyfin.Data.Entities.Libraries
         /// Required, Min length = 3, Max length = 3.
         /// ISO-639-3 3-character language codes.
         /// </remarks>
-        [Required]
         [MinLength(3)]
         [MaxLength(3)]
         [StringLength(3)]
diff --git a/Jellyfin.Data/Entities/Libraries/Library.cs b/Jellyfin.Data/Entities/Libraries/Library.cs
index 3ec4341a48..e453849020 100644
--- a/Jellyfin.Data/Entities/Libraries/Library.cs
+++ b/Jellyfin.Data/Entities/Libraries/Library.cs
@@ -1,4 +1,3 @@
-using System;
 using System.ComponentModel.DataAnnotations;
 using System.ComponentModel.DataAnnotations.Schema;
 using Jellyfin.Data.Interfaces;
@@ -14,14 +13,11 @@ namespace Jellyfin.Data.Entities.Libraries
         /// Initializes a new instance of the <see cref="Library"/> class.
         /// </summary>
         /// <param name="name">The name of the library.</param>
-        public Library(string name)
+        /// <param name="path">The path of the library.</param>
+        public Library(string name, string path)
         {
-            if (string.IsNullOrWhiteSpace(name))
-            {
-                throw new ArgumentNullException(nameof(name));
-            }
-
             Name = name;
+            Path = path;
         }
 
         /// <summary>
@@ -39,7 +35,6 @@ namespace Jellyfin.Data.Entities.Libraries
         /// <remarks>
         /// Required, Max length = 128.
         /// </remarks>
-        [Required]
         [MaxLength(128)]
         [StringLength(128)]
         public string Name { get; set; }
@@ -50,7 +45,6 @@ namespace Jellyfin.Data.Entities.Libraries
         /// <remarks>
         /// Required.
         /// </remarks>
-        [Required]
         public string Path { get; set; }
 
         /// <inheritdoc />
diff --git a/Jellyfin.Data/Entities/Libraries/LibraryItem.cs b/Jellyfin.Data/Entities/Libraries/LibraryItem.cs
index 504b9c853b..67ffad944b 100644
--- a/Jellyfin.Data/Entities/Libraries/LibraryItem.cs
+++ b/Jellyfin.Data/Entities/Libraries/LibraryItem.cs
@@ -44,7 +44,6 @@ namespace Jellyfin.Data.Entities.Libraries
         /// <remarks>
         /// Required.
         /// </remarks>
-        [Required]
         public virtual Library Library { get; set; }
 
         /// <inheritdoc />
diff --git a/Jellyfin.Data/Entities/Libraries/MediaFile.cs b/Jellyfin.Data/Entities/Libraries/MediaFile.cs
index 7f64978e24..f3e2fe6539 100644
--- a/Jellyfin.Data/Entities/Libraries/MediaFile.cs
+++ b/Jellyfin.Data/Entities/Libraries/MediaFile.cs
@@ -47,7 +47,6 @@ namespace Jellyfin.Data.Entities.Libraries
         /// <remarks>
         /// Required, Max length = 65535.
         /// </remarks>
-        [Required]
         [MaxLength(65535)]
         [StringLength(65535)]
         public string Path { get; set; }
diff --git a/Jellyfin.Data/Entities/Libraries/MetadataProvider.cs b/Jellyfin.Data/Entities/Libraries/MetadataProvider.cs
index 20de5bf4bb..fb2587882d 100644
--- a/Jellyfin.Data/Entities/Libraries/MetadataProvider.cs
+++ b/Jellyfin.Data/Entities/Libraries/MetadataProvider.cs
@@ -39,7 +39,6 @@ namespace Jellyfin.Data.Entities.Libraries
         /// <remarks>
         /// Required, Max length = 1024.
         /// </remarks>
-        [Required]
         [MaxLength(1024)]
         [StringLength(1024)]
         public string Name { get; set; }
diff --git a/Jellyfin.Data/Entities/Libraries/MetadataProviderId.cs b/Jellyfin.Data/Entities/Libraries/MetadataProviderId.cs
index 12672dd25b..2a9c904c88 100644
--- a/Jellyfin.Data/Entities/Libraries/MetadataProviderId.cs
+++ b/Jellyfin.Data/Entities/Libraries/MetadataProviderId.cs
@@ -14,7 +14,8 @@ namespace Jellyfin.Data.Entities.Libraries
         /// Initializes a new instance of the <see cref="MetadataProviderId"/> class.
         /// </summary>
         /// <param name="providerId">The provider id.</param>
-        public MetadataProviderId(string providerId)
+        /// <param name="metadataProvider">The metadata provider.</param>
+        public MetadataProviderId(string providerId, MetadataProvider metadataProvider)
         {
             if (string.IsNullOrEmpty(providerId))
             {
@@ -22,6 +23,7 @@ namespace Jellyfin.Data.Entities.Libraries
             }
 
             ProviderId = providerId;
+            MetadataProvider = metadataProvider;
         }
 
         /// <summary>
@@ -39,7 +41,6 @@ namespace Jellyfin.Data.Entities.Libraries
         /// <remarks>
         /// Required, Max length = 255.
         /// </remarks>
-        [Required]
         [MaxLength(255)]
         [StringLength(255)]
         public string ProviderId { get; set; }
diff --git a/Jellyfin.Data/Entities/Libraries/MovieMetadata.cs b/Jellyfin.Data/Entities/Libraries/MovieMetadata.cs
index 8cf7ca6a7f..fb181dea60 100644
--- a/Jellyfin.Data/Entities/Libraries/MovieMetadata.cs
+++ b/Jellyfin.Data/Entities/Libraries/MovieMetadata.cs
@@ -2,7 +2,6 @@
 
 using System.Collections.Generic;
 using System.ComponentModel.DataAnnotations;
-using System.ComponentModel.DataAnnotations.Schema;
 using Jellyfin.Data.Interfaces;
 
 namespace Jellyfin.Data.Entities.Libraries
@@ -30,7 +29,7 @@ namespace Jellyfin.Data.Entities.Libraries
         /// </remarks>
         [MaxLength(1024)]
         [StringLength(1024)]
-        public string Outline { get; set; }
+        public string? Outline { get; set; }
 
         /// <summary>
         /// Gets or sets the tagline.
@@ -40,7 +39,7 @@ namespace Jellyfin.Data.Entities.Libraries
         /// </remarks>
         [MaxLength(1024)]
         [StringLength(1024)]
-        public string Tagline { get; set; }
+        public string? Tagline { get; set; }
 
         /// <summary>
         /// Gets or sets the plot.
@@ -50,7 +49,7 @@ namespace Jellyfin.Data.Entities.Libraries
         /// </remarks>
         [MaxLength(65535)]
         [StringLength(65535)]
-        public string Plot { get; set; }
+        public string? Plot { get; set; }
 
         /// <summary>
         /// Gets or sets the country code.
@@ -60,7 +59,7 @@ namespace Jellyfin.Data.Entities.Libraries
         /// </remarks>
         [MaxLength(2)]
         [StringLength(2)]
-        public string Country { get; set; }
+        public string? Country { get; set; }
 
         /// <summary>
         /// Gets or sets the studios that produced this movie.
@@ -68,7 +67,6 @@ namespace Jellyfin.Data.Entities.Libraries
         public virtual ICollection<Company> Studios { get; protected set; }
 
         /// <inheritdoc />
-        [NotMapped]
         public ICollection<Company> Companies => Studios;
     }
 }
diff --git a/Jellyfin.Data/Entities/Libraries/MusicAlbumMetadata.cs b/Jellyfin.Data/Entities/Libraries/MusicAlbumMetadata.cs
index 9e44e550af..3080bd692d 100644
--- a/Jellyfin.Data/Entities/Libraries/MusicAlbumMetadata.cs
+++ b/Jellyfin.Data/Entities/Libraries/MusicAlbumMetadata.cs
@@ -28,7 +28,7 @@ namespace Jellyfin.Data.Entities.Libraries
         /// </remarks>
         [MaxLength(255)]
         [StringLength(255)]
-        public string Barcode { get; set; }
+        public string? Barcode { get; set; }
 
         /// <summary>
         /// Gets or sets the label number.
@@ -38,7 +38,7 @@ namespace Jellyfin.Data.Entities.Libraries
         /// </remarks>
         [MaxLength(255)]
         [StringLength(255)]
-        public string LabelNumber { get; set; }
+        public string? LabelNumber { get; set; }
 
         /// <summary>
         /// Gets or sets the country code.
@@ -48,7 +48,7 @@ namespace Jellyfin.Data.Entities.Libraries
         /// </remarks>
         [MaxLength(2)]
         [StringLength(2)]
-        public string Country { get; set; }
+        public string? Country { get; set; }
 
         /// <summary>
         /// Gets or sets a collection containing the labels.
diff --git a/Jellyfin.Data/Entities/Libraries/Person.cs b/Jellyfin.Data/Entities/Libraries/Person.cs
index cc4b9e0f9f..159bd47be7 100644
--- a/Jellyfin.Data/Entities/Libraries/Person.cs
+++ b/Jellyfin.Data/Entities/Libraries/Person.cs
@@ -46,7 +46,6 @@ namespace Jellyfin.Data.Entities.Libraries
         /// <remarks>
         /// Required, Max length = 1024.
         /// </remarks>
-        [Required]
         [MaxLength(1024)]
         [StringLength(1024)]
         public string Name { get; set; }
@@ -59,7 +58,7 @@ namespace Jellyfin.Data.Entities.Libraries
         /// </remarks>
         [MaxLength(256)]
         [StringLength(256)]
-        public string SourceId { get; set; }
+        public string? SourceId { get; set; }
 
         /// <summary>
         /// Gets or sets the date added.
diff --git a/Jellyfin.Data/Entities/Libraries/PersonRole.cs b/Jellyfin.Data/Entities/Libraries/PersonRole.cs
index 3ae2e4a685..988aa84bae 100644
--- a/Jellyfin.Data/Entities/Libraries/PersonRole.cs
+++ b/Jellyfin.Data/Entities/Libraries/PersonRole.cs
@@ -17,9 +17,12 @@ namespace Jellyfin.Data.Entities.Libraries
         /// Initializes a new instance of the <see cref="PersonRole"/> class.
         /// </summary>
         /// <param name="type">The role type.</param>
-        public PersonRole(PersonRoleType type)
+        /// <param name="person">The person.</param>
+        public PersonRole(PersonRoleType type, Person person)
         {
             Type = type;
+            Person = person;
+            Artwork = new HashSet<Artwork>();
             Sources = new HashSet<MetadataProviderId>();
         }
 
@@ -40,7 +43,7 @@ namespace Jellyfin.Data.Entities.Libraries
         /// </remarks>
         [MaxLength(1024)]
         [StringLength(1024)]
-        public string Role { get; set; }
+        public string? Role { get; set; }
 
         /// <summary>
         /// Gets or sets the person's role type.
@@ -60,7 +63,6 @@ namespace Jellyfin.Data.Entities.Libraries
         /// <remarks>
         /// Required.
         /// </remarks>
-        [Required]
         public virtual Person Person { get; set; }
 
         /// <inheritdoc />
diff --git a/Jellyfin.Data/Entities/Libraries/Rating.cs b/Jellyfin.Data/Entities/Libraries/Rating.cs
index 0ea933fd79..6862012a80 100644
--- a/Jellyfin.Data/Entities/Libraries/Rating.cs
+++ b/Jellyfin.Data/Entities/Libraries/Rating.cs
@@ -48,7 +48,7 @@ namespace Jellyfin.Data.Entities.Libraries
         /// Gets or sets the rating type.
         /// If this is <c>null</c> it's the internal user rating.
         /// </summary>
-        public virtual RatingSource RatingType { get; set; }
+        public virtual RatingSource? RatingType { get; set; }
 
         /// <inheritdoc />
         public void OnSavingChanges()
diff --git a/Jellyfin.Data/Entities/Libraries/RatingSource.cs b/Jellyfin.Data/Entities/Libraries/RatingSource.cs
index 7e1a5a8f46..ae0d806ff0 100644
--- a/Jellyfin.Data/Entities/Libraries/RatingSource.cs
+++ b/Jellyfin.Data/Entities/Libraries/RatingSource.cs
@@ -37,7 +37,7 @@ namespace Jellyfin.Data.Entities.Libraries
         /// </remarks>
         [MaxLength(1024)]
         [StringLength(1024)]
-        public string Name { get; set; }
+        public string? Name { get; set; }
 
         /// <summary>
         /// Gets or sets the minimum value.
@@ -62,7 +62,7 @@ namespace Jellyfin.Data.Entities.Libraries
         /// <summary>
         /// Gets or sets the metadata source.
         /// </summary>
-        public virtual MetadataProviderId Source { get; set; }
+        public virtual MetadataProviderId? Source { get; set; }
 
         /// <inheritdoc />
         public void OnSavingChanges()
diff --git a/Jellyfin.Data/Entities/Libraries/Release.cs b/Jellyfin.Data/Entities/Libraries/Release.cs
index 1871e0f10b..21d4039793 100644
--- a/Jellyfin.Data/Entities/Libraries/Release.cs
+++ b/Jellyfin.Data/Entities/Libraries/Release.cs
@@ -45,7 +45,6 @@ namespace Jellyfin.Data.Entities.Libraries
         /// <remarks>
         /// Required, Max length = 1024.
         /// </remarks>
-        [Required]
         [MaxLength(1024)]
         [StringLength(1024)]
         public string Name { get; set; }
diff --git a/Jellyfin.Data/Entities/Libraries/SeasonMetadata.cs b/Jellyfin.Data/Entities/Libraries/SeasonMetadata.cs
index 61714f9095..da40a075f5 100644
--- a/Jellyfin.Data/Entities/Libraries/SeasonMetadata.cs
+++ b/Jellyfin.Data/Entities/Libraries/SeasonMetadata.cs
@@ -24,6 +24,6 @@ namespace Jellyfin.Data.Entities.Libraries
         /// </remarks>
         [MaxLength(1024)]
         [StringLength(1024)]
-        public string Outline { get; set; }
+        public string? Outline { get; set; }
     }
 }
diff --git a/Jellyfin.Data/Entities/Libraries/SeriesMetadata.cs b/Jellyfin.Data/Entities/Libraries/SeriesMetadata.cs
index e1acd2d457..730deccaed 100644
--- a/Jellyfin.Data/Entities/Libraries/SeriesMetadata.cs
+++ b/Jellyfin.Data/Entities/Libraries/SeriesMetadata.cs
@@ -30,7 +30,7 @@ namespace Jellyfin.Data.Entities.Libraries
         /// </remarks>
         [MaxLength(1024)]
         [StringLength(1024)]
-        public string Outline { get; set; }
+        public string? Outline { get; set; }
 
         /// <summary>
         /// Gets or sets the plot.
@@ -40,7 +40,7 @@ namespace Jellyfin.Data.Entities.Libraries
         /// </remarks>
         [MaxLength(65535)]
         [StringLength(65535)]
-        public string Plot { get; set; }
+        public string? Plot { get; set; }
 
         /// <summary>
         /// Gets or sets the tagline.
@@ -50,7 +50,7 @@ namespace Jellyfin.Data.Entities.Libraries
         /// </remarks>
         [MaxLength(1024)]
         [StringLength(1024)]
-        public string Tagline { get; set; }
+        public string? Tagline { get; set; }
 
         /// <summary>
         /// Gets or sets the country code.
@@ -60,7 +60,7 @@ namespace Jellyfin.Data.Entities.Libraries
         /// </remarks>
         [MaxLength(2)]
         [StringLength(2)]
-        public string Country { get; set; }
+        public string? Country { get; set; }
 
         /// <summary>
         /// Gets or sets a collection containing the networks.
@@ -68,7 +68,6 @@ namespace Jellyfin.Data.Entities.Libraries
         public virtual ICollection<Company> Networks { get; protected set; }
 
         /// <inheritdoc />
-        [NotMapped]
         public ICollection<Company> Companies => Networks;
     }
 }