Models: Add Entities/ folder

Elwig/Models/Entities/WineQualLevel.cs

@@ -0,0 +1,45 @@
+using Elwig.Helpers;
+using Microsoft.EntityFrameworkCore;
+using System;
+using System.ComponentModel.DataAnnotations.Schema;
+
+namespace Elwig.Models.Entities {
+    [Table("wine_quality_level"), PrimaryKey("QualId")]
+    public class WineQualLevel : IEquatable<WineQualLevel> {
+        [Column("qualid")]
+        public string QualId { get; private set; }
+
+        [Column("origin_level")]
+        public int? OriginLevel { get; private set; }
+
+        [Column("predicate")]
+        public bool IsPredicate { get; private set; }
+
+        [Column("min_kmw")]
+        public double? MinKmw { get; private set; }
+
+        [NotMapped]
+        public double? MinOe => MinKmw != null ? Utils.KmwToOe((double)MinKmw) : null;
+
+        [Column("name")]
+        public string Name { get; private set; }
+
+        public string MinKmwStr => (MinKmw == null) ? "" : $"(mind. {MinKmw:#.0}°)";
+
+        public override bool Equals(object? obj) {
+            return Equals(obj as WineQualLevel);
+        }
+
+        public bool Equals(WineQualLevel? obj) {
+            return QualId == obj?.QualId;
+        }
+
+        public static bool operator ==(WineQualLevel? q1, WineQualLevel? q2) {
+            return q1?.Equals(q2) ?? Equals(q1, q2);
+        }
+
+        public static bool operator !=(WineQualLevel? q1, WineQualLevel? q2) {
+            return !(q1?.Equals(q2) ?? Equals(q1, q2));
+        }
+    }
+}