using System;
using System.Collections;
using System.Drawing;
using InABox.Core;
using Xamarin.Essentials;

namespace comal.timesheets
{

    public interface IAssignmentLookupDataModel
    {
        IEnumerable Items { get; }
    }
    
    public abstract class AssignmentLookupDataModel<TEntity, TShell> : ListDataModel<TEntity, TShell>, IAssignmentLookupDataModel
        where TEntity : Entity, IRemotable, IPersistent, new()
        where TShell : AssignmentLookupItem, new()
    {
        IEnumerable IAssignmentLookupDataModel.Items => Items;

        public void Clear()
        {
            foreach (var item in Items)
                item.Selected = false;
        }

        public void Select(Guid id)
        {
            foreach (var item in Items)
                item.Selected = item.Id == id;
        }
        
    }
    
    public abstract class AssignmentLookupItem : CoreDataModelItem
    {
        public abstract Guid Id { get; }
        public abstract String Number { get; }
        public abstract String Name { get; }
        public abstract String Description { get; }
        
        public bool Selected { get; set; }
        public Color Colour => Selected ? Color.LightPink : Color.White;
    }
}