Initial commit

srcs/RobotNet10/Commons/RobotNet10.MapManager/Data/LayoutVersion.cs

@@ -0,0 +1,62 @@
+using System.ComponentModel.DataAnnotations;
+using System.ComponentModel.DataAnnotations.Schema;
+
+namespace RobotNet10.MapManager.Data;
+
+/// <summary>
+/// Layout version entity - Version history for each layout
+/// Maps to VDMA LIF: layouts[].layoutVersion
+/// </summary>
+[Table("LayoutVersions")]
+public class LayoutVersion
+{
+    [Key]
+    [DatabaseGenerated(DatabaseGeneratedOption.Identity)]
+    public Guid Id { get; set; }
+
+    /// <summary>
+    /// Parent layout reference
+    /// </summary>
+    [Required]
+    public Guid LayoutId { get; set; }
+
+    /// <summary>
+    /// Version number (VDMA LIF: layoutVersion)
+    /// Suggested: "1", "2", "3" or "1.0", "1.1"
+    /// </summary>
+    [Required]
+    [StringLength(32)]
+    public string Version { get; set; } = string.Empty;
+
+    /// <summary>
+    /// Version description (VDMA LIF: layoutDescription)
+    /// </summary>
+    public string? LayoutDescription { get; set; }
+
+    /// <summary>
+    /// Creator of this version
+    /// </summary>
+    [StringLength(256)]
+    public string? CreatedBy { get; set; }
+
+    /// <summary>
+    /// Creation date
+    /// </summary>
+    [Required]
+    public DateTime CreatedDate { get; set; } = DateTime.UtcNow;
+
+    /// <summary>
+    /// Is this the active version?
+    /// Only ONE version can be active per layout
+    /// Active version is READ-ONLY
+    /// </summary>
+    [Required]
+    public bool IsActive { get; set; } = true;
+
+    // Navigation properties
+    [ForeignKey(nameof(LayoutId))]
+    public virtual Layout Layout { get; set; } = null!;
+
+    public virtual ICollection<LayoutLevel> Levels { get; set; } = new List<LayoutLevel>();
+}
+