magazines continued

Magazine.cs

@@ -1,15 +1,30 @@
+using System.Text.Json.Serialization;
+
 namespace Bücherwurm
 {
     public class Magazine : IProduct
     {
+        [JsonIgnore]
         public int ProductId {get; set;}
 
-        public string ImageLink {get; set;}
-
+        [JsonIgnore]
         public string Category {get; set;}
 
+        [JsonIgnore]
         public int LendTime {get; set;}
 
+        [JsonPropertyName("Titel")]
+        public string Title {get; set;}
+
+        [JsonPropertyName("Auflage")]
+        public string Run {get; set;}
+
+        [JsonPropertyName("Gruppe")]
+        public string Audience {get; set;}
+
+        [JsonPropertyName("Sachgruppe")]
+        public string Topic {get; set;}
+
         public void OverwriteNullId(int Id)
         {
             if (ProductId == 0)
@@ -17,5 +32,11 @@ namespace Bücherwurm
                 ProductId = Id;
             }
         }
+
+        public Magazine()
+        {
+            Category = "magazine";
+            LendTime = 2;
+        }
     }
 }