Introduced DropDownList and DropDownItem classes

src/Skybrud.Forms/Models/Fields/DropDown/DropDownItem.cs

@@ -0,0 +1,59 @@
+using System;
+using Newtonsoft.Json;
+
+namespace Skybrud.Forms.Models.Fields.DropDown{
+    public class DropDownItem {
+
+        #region Properties
+
+        [JsonProperty("value")]
+        public string Value { get; set; }
+
+        [JsonProperty("label")]
+        public string Label { get; set; }
+
+        [JsonProperty("checked")]
+        public bool IsChecked { get; set; }
+
+        #endregion
+
+        #region Constructors
+
+        public DropDownItem(int value, string label) {
+            Value = value.ToString();
+            Label = label;
+        }
+
+        public DropDownItem(int value, string label, bool isChecked) {
+            Value = value.ToString();
+            Label = label;
+            IsChecked = isChecked;
+        }
+
+        public DropDownItem(Guid value, string label) {
+            Value = value.ToString();
+            Label = label;
+        }
+
+        public DropDownItem(Guid value, string label, bool isChecked) {
+            Value = value.ToString();
+            Label = label;
+            IsChecked = isChecked;
+        }
+
+        public DropDownItem(string value, string label) {
+            Value = value;
+            Label = label;
+        }
+
+        public DropDownItem(string value, string label, bool isChecked) {
+            Value = value;
+            Label = label;
+            IsChecked = isChecked;
+        }
+
+        #endregion
+
+    }
+
+}

src/Skybrud.Forms/Models/Fields/DropDown/DropDownList.cs

@@ -0,0 +1,87 @@
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Linq;
+using Newtonsoft.Json;
+using Skybrud.Essentials.Reflection.Extensions;
+using Skybrud.Essentials.Strings.Extensions;
+
+namespace Skybrud.Forms.Models.Fields.DropDown {
+
+    public class DropDownList : FieldBase {
+
+        protected const string FieldType = "dropdown";
+
+        #region Properties
+
+        [JsonProperty("value", Order = 500)]
+        public new List<DropDownItem> Value { get; set; }
+
+        #endregion
+
+        #region Constructors
+
+        public DropDownList() : base(FieldType, null) {
+            Value = new List<DropDownItem>();
+        }
+
+        public DropDownList(string name) : base(FieldType, name) {
+            Value = new List<DropDownItem>();
+        }
+
+        public DropDownList(string name, IEnumerable<DropDownItem> value) : base(FieldType, name) {
+            Value = value?.ToList() ?? new List<DropDownItem>();
+        }
+
+        public DropDownList(string name, params DropDownItem[] value) : base(FieldType, name) {
+            Value = value?.ToList() ?? new List<DropDownItem>();
+        }
+
+        public DropDownList(string name, string label) : base(FieldType, name) {
+            Label = label;
+            Value = new List<DropDownItem>();
+        }
+
+        public DropDownList(string name, string label, IEnumerable<DropDownItem> value) : base(FieldType, name) {
+            Label = label;
+            Value = value?.ToList() ?? new List<DropDownItem>();
+        }
+
+        public DropDownList(string name, string label, params DropDownItem[] value) : base(FieldType, name) {
+            Label = label;
+            Value = value?.ToList() ?? new List<DropDownItem>();
+        }
+
+        #endregion
+
+        #region Static methods
+
+        public static DropDownList CreateFromEnum<T>(string name, string label) where T : Enum {
+            return CreateFromEnum<T>(name, label, default);
+        }
+
+        public static DropDownList CreateFromEnum<T>(string name, string label, T defaultValue) where T : Enum {
+
+            List<DropDownItem> values = new List<DropDownItem>();
+
+            foreach (T value in (T[]) Enum.GetValues(typeof(T))) {
+
+                string valueName = value.ToString();
+
+                if (value.HasCustomAttribute(out DescriptionAttribute result)) {
+                    valueName = result.Description;
+                }
+
+                values.Add(new DropDownItem(value.ToCamelCase(), valueName, Equals(value, defaultValue)));
+
+            }
+
+            return new DropDownList(name, label, values);
+
+        }
+
+        #endregion
+
+    }
+
+}