Models: Add Entities/ folder

Elwig/Models/Entities/PaymentVar.cs

@@ -0,0 +1,57 @@
+using Microsoft.EntityFrameworkCore;
+using System;
+using System.Collections.Generic;
+using System.ComponentModel.DataAnnotations.Schema;
+
+namespace Elwig.Models.Entities {
+    [Table("payment_variant"), PrimaryKey("Year", "AvNr")]
+    public class PaymentVar {
+        [Column("year")]
+        public int Year { get; set; }
+
+        [Column("avnr")]
+        public int AvNr { get; set; }
+
+        [Column("name")]
+        public string Name { get; set; }
+
+        [Column("date")]
+        public string DateString { get; set; }
+
+        [NotMapped]
+        public DateOnly Date {
+            get => DateOnly.ParseExact(DateString, "yyyy-MM-dd");
+            set => DateString = value.ToString("yyyy-MM-dd");
+        }
+
+        [Column("transfer_date")]
+        public string? TransferDateString { get; set; }
+
+        [NotMapped]
+        public DateOnly? TransferDate {
+            get => TransferDateString != null ? DateOnly.ParseExact(TransferDateString, "yyyy-MM-dd") : null;
+            set => TransferDateString = value?.ToString("yyyy-MM-dd");
+        }
+
+        [Column("test_variant")]
+        public bool TestVariant { get; set; }
+
+        [Column("calc_time")]
+        public int? CalcTime { get; set; }
+
+        [Column("comment")]
+        public string? Comment { get; set; }
+
+        [Column("data")]
+        public string Data { get; set; }
+
+        [ForeignKey("Year")]
+        public virtual Season Season { get; private set; }
+
+        [InverseProperty("Variant")]
+        public virtual ISet<PaymentMember> MemberPayments { get; private set; }
+
+        [InverseProperty("Variant")]
+        public virtual ISet<Credit> Credits { get; private set; }
+    }
+}