1 files changed, 122 insertions, 0 deletions
diff --git a/Jellyfin.Data/Entities/Group.cs b/Jellyfin.Data/Entities/Group.cs
new file mode 100644
index 000000000..47833378e
--- /dev/null
+++ b/Jellyfin.Data/Entities/Group.cs
@@ -0,0 +1,122 @@
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations;
+using System.ComponentModel.DataAnnotations.Schema;
+using System.Linq;
+using Jellyfin.Data.Enums;
+
+namespace Jellyfin.Data.Entities
+{
+    /// <summary>
+    /// An entity representing a group.
+    /// </summary>
+    public partial class Group : IHasPermissions, ISavingChanges
+    {
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Group"/> class.
+        /// Public constructor with required data.
+        /// </summary>
+        /// <param name="name">The name of the group.</param>
+        public Group(string name)
+        {
+            if (string.IsNullOrEmpty(name))
+            {
+                throw new ArgumentNullException(nameof(name));
+            }
+
+            Name = name;
+            Id = Guid.NewGuid();
+
+            Permissions = new HashSet<Permission>();
+            ProviderMappings = new HashSet<ProviderMapping>();
+            Preferences = new HashSet<Preference>();
+
+            Init();
+        }
+
+        /// <summary>
+        /// Initializes a new instance of the <see cref="Group"/> class.
+        /// Default constructor. Protected due to required properties, but present because EF needs it.
+        /// </summary>
+        protected Group()
+        {
+            Init();
+        }
+
+        /*************************************************************************
+         * Properties
+         *************************************************************************/
+
+        /// <summary>
+        /// Gets or sets the id of this group.
+        /// </summary>
+        /// <remarks>
+        /// Identity, Indexed, Required.
+        /// </remarks>
+        [Key]
+        [Required]
+        public Guid Id { get; protected set; }
+
+        /// <summary>
+        /// Gets or sets the group's name.
+        /// </summary>
+        /// <remarks>
+        /// Required, Max length = 255.
+        /// </remarks>
+        [Required]
+        [MaxLength(255)]
+        [StringLength(255)]
+        public string Name { get; set; }
+
+        /// <summary>
+        /// Gets or sets the row version.
+        /// </summary>
+        /// <remarks>
+        /// Required, Concurrency Token.
+        /// </remarks>
+        [ConcurrencyCheck]
+        [Required]
+        public uint RowVersion { get; set; }
+
+        public void OnSavingChanges()
+        {
+            RowVersion++;
+        }
+
+        /*************************************************************************
+         * Navigation properties
+         *************************************************************************/
+
+        [ForeignKey("Permission_GroupPermissions_Id")]
+        public virtual ICollection<Permission> Permissions { get; protected set; }
+
+        [ForeignKey("ProviderMapping_ProviderMappings_Id")]
+        public virtual ICollection<ProviderMapping> ProviderMappings { get; protected set; }
+
+        [ForeignKey("Preference_Preferences_Id")]
+        public virtual ICollection<Preference> Preferences { get; protected set; }
+
+        /// <summary>
+        /// Static create function (for use in LINQ queries, etc.)
+        /// </summary>
+        /// <param name="name">The name of this group.</param>
+        public static Group Create(string name)
+        {
+            return new Group(name);
+        }
+
+        /// <inheritdoc/>
+        public bool HasPermission(PermissionKind kind)
+        {
+            return Permissions.First(p => p.Kind == kind).Value;
+        }
+
+        /// <inheritdoc/>
+        public void SetPermission(PermissionKind kind, bool value)
+        {
+            Permissions.First(p => p.Kind == kind).Value = value;
+        }
+
+        partial void Init();
+    }
+}