Ajout de l'enum SkillType et de l'attribut et class Skill 📦

Sources/EntityFramework/ChampionEntity.cs

@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.Collections.Immutable;
 using System.ComponentModel.DataAnnotations;
 using System.ComponentModel.DataAnnotations.Schema;
 using System.Linq;
@@ -17,9 +18,19 @@ namespace EntityFramework
         public string name { get; set; }
         public ChampionClass Class { get; set; }
 
+        public ImmutableHashSet<Skill> Skills => skills.ToImmutableHashSet();
+        private HashSet<Skill> skills = new HashSet<Skill>();
 
         public ChampionEntity(string name) {
             this.name = name;
         }
+
+
+
+        public bool AddSkill(Skill skill)
+            => skills.Add(skill);
+
+        public bool RemoveSkill(Skill skill)
+            => skills.Remove(skill);
     }
 }

Sources/EntityFramework/EnumSkillType.cs

@@ -0,0 +1,16 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace EntityFramework
+{
+    public enum SkillType
+    {
+        Unknown,
+        Basic,
+        Passive,
+        Ultimate
+    }
+}

Sources/EntityFramework/Skill.cs

@@ -0,0 +1,42 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace EntityFramework
+{
+    public class Skill
+    {
+        public SkillType Type { get; private set; }
+
+        public string Name
+        {
+            get => name;
+            private init
+            {
+                if (string.IsNullOrWhiteSpace(value))
+                {
+                    throw new ArgumentException("a Skill needs a name");
+                }
+                name = value;
+            }
+        }
+        private readonly string name = null!;
+
+        public string Description
+        {
+            get => description;
+            set
+            {
+                if (string.IsNullOrWhiteSpace(value))
+                {
+                    description = "";
+                    return;
+                }
+                description = value;
+            }
+        }
+        private string description = "";
+    }
+}