inabox/InABox.Mobile/InABox.Mobile.Shared/DataModels/Lookups/LookupModel.cs

using System;
using System.Collections.Generic;
using InABox.Core;
using System.Diagnostics.CodeAnalysis;
using Xamarin.Forms;

namespace InABox.Mobile
{
    public abstract class LookupModel<TParent, TItem, TEntity> : ListModel<TParent, TItem, TEntity>, ILookupModel
        where TParent : LookupModel<TParent, TItem, TEntity>
        where TEntity : Entity, IRemotable, IPersistent, new()
        where TItem : Shell<TParent, TEntity>, ILookupShell, new()
    {
        protected LookupModel(IModelHost host, Func<Filter<TEntity>> filter, bool transient = false) : base(
            host, filter, transient)
        {
        }

        protected LookupModel(IModelHost host, Func<Filter<TEntity>> filter, [NotNull] string filename) : base(
            host, filter, filename)
        {
        }

        protected override void Initialize()
        {
            base.Initialize();
            _selected.Clear();
        }

        private List<Guid> _selected = new List<Guid>();

        public void Select(ILookupShell shell)
        {
            foreach (var _item in Items)
                _item.Selected = _item == shell;
        }
        
        public Color Selected { get; set; }
        
        public Color Background { get; set; }
        
    }
}