Initial commit: Lagerbestand Blazor Projekt

Lagerbestand/Models/TireItem.cs

@@ -0,0 +1,111 @@
+using System.ComponentModel.DataAnnotations;
+using System.ComponentModel.DataAnnotations.Schema;
+
+namespace Lagerbestand.Models;
+
+/// <summary>
+/// Tire position in a stack
+/// </summary>
+public enum TirePosition
+{
+    FrontLeft = 0,
+    FrontRight = 1,
+    RearLeft = 2,
+    RearRight = 3
+}
+
+/// <summary>
+/// Tire condition rating
+/// </summary>
+public enum TireCondition
+{
+    Excellent = 0,  // Like new
+    Good = 1,       // Normal wear
+    Fair = 2,       // Noticeable wear but safe
+    Poor = 3,       // Should be replaced soon
+    Critical = 4    // Unsafe, needs replacement
+}
+
+/// <summary>
+/// Represents an individual tire within a tire stack.
+/// Allows detailed tracking of each tire's condition.
+/// A TireStack always has exactly 4 TireItems.
+/// </summary>
+public class TireItem
+{
+    [Key]
+    public Guid Id { get; set; } = Guid.NewGuid();
+
+    /// <summary>
+    /// The tire stack this item belongs to
+    /// </summary>
+    public Guid TireStackId { get; set; }
+
+    [ForeignKey(nameof(TireStackId))]
+    public TireStack? TireStack { get; set; }
+
+    /// <summary>
+    /// Position of this tire in the stack
+    /// </summary>
+    public TirePosition Position { get; set; }
+
+    /// <summary>
+    /// Individual tread depth for this tire in mm
+    /// </summary>
+    [Range(0, 10)]
+    public decimal? TreadDepth { get; set; }
+
+    /// <summary>
+    /// Condition rating for this tire
+    /// </summary>
+    public TireCondition Condition { get; set; } = TireCondition.Good;
+
+    /// <summary>
+    /// Any damage or issues noted
+    /// </summary>
+    [MaxLength(500)]
+    public string? DamageNotes { get; set; }
+
+    /// <summary>
+    /// Individual DOT code if different from stack
+    /// </summary>
+    [MaxLength(20)]
+    public string? DotCode { get; set; }
+
+    /// <summary>
+    /// Photo filename for tire condition documentation
+    /// </summary>
+    [MaxLength(500)]
+    public string? PhotoFileName { get; set; }
+
+    public DateTime CreatedAt { get; set; } = DateTime.UtcNow;
+
+    public DateTime? UpdatedAt { get; set; }
+
+    /// <summary>
+    /// Position display text in German
+    /// </summary>
+    [NotMapped]
+    public string PositionText => Position switch
+    {
+        TirePosition.FrontLeft => "Vorne Links",
+        TirePosition.FrontRight => "Vorne Rechts",
+        TirePosition.RearLeft => "Hinten Links",
+        TirePosition.RearRight => "Hinten Rechts",
+        _ => "Unbekannt"
+    };
+
+    /// <summary>
+    /// Condition display text in German
+    /// </summary>
+    [NotMapped]
+    public string ConditionText => Condition switch
+    {
+        TireCondition.Excellent => "Sehr gut",
+        TireCondition.Good => "Gut",
+        TireCondition.Fair => "Ausreichend",
+        TireCondition.Poor => "Mangelhaft",
+        TireCondition.Critical => "Kritisch",
+        _ => "Unbekannt"
+    };
+}