WIP maintenances

Step.Model/DatabaseModels/MaintenanceModel.cs

@@ -0,0 +1,42 @@
+using System;
+using System.ComponentModel.DataAnnotations;
+using System.ComponentModel.DataAnnotations.Schema;
+
+namespace Step.Model.DatabaseModels
+{
+    [Table("maintenance")]
+    public class MaintenanceModel
+    {
+        [Key]
+        [Column("id")]
+        public int MaintenanceId { get; set; }
+
+        [Column("intervall")]
+        public TimeSpan Intervall { get; set; }
+
+        [Column("deadline")]
+        public DateTime DeadLine { get; set; }
+
+        [Column("type")]
+        public string Type { get; set; }
+
+        [Column("counter_id")]
+        public int CounterId { get; set; }
+
+        [Column("creation_date")]
+        public DateTime CreationDate { get; set; }
+
+        public override bool Equals(object obj)
+        {
+            var item = obj as MaintenanceModel;
+
+            if (item == null)
+                return false;
+
+            if (item.MaintenanceId != MaintenanceId)
+                return false;
+
+            return true;
+        }
+    }
+}