using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

using Android.App;
using Android.Content;
using Android.OS;
using Android.Runtime;
using Android.Views;
using Android.Widget;

using Eat.Models;

namespace Eat.Controls
{
    class ProductsListViewAdapter : BaseAdapter<Product>
    {
        public List<Product> Products
        {
            get; set;

        }
        readonly private Context context;

        public ProductsListViewAdapter(Context context, List<Product> items)
        {
            this.context = context;
            Products = items;
        }

        public override int Count => Products.Count;

        public override long GetItemId(int position)
        {
            return position;
        }

        public override Product this[int position] => Products[position];

        public override View GetView(int position, View convertView, ViewGroup parent)
        {
            View row = convertView;

            if (row == null)
            {
                row = LayoutInflater.From(context).Inflate(Resource.Layout.products_row, null, false);
            }

            void FillTextView(int resourceId, string text, Android.Graphics.Color color)
            {
                var textView = row.FindViewById<TextView>(resourceId);
                textView.Text = text;
                textView.SetTextColor(color);
            }

            FillTextView(Resource.Id.products_row_name, Products[position].Name, new Android.Graphics.Color(10, 10, 10));
            FillTextView(Resource.Id.products_row_kcal, Products[position].Kcal.ToString(), new Android.Graphics.Color(255, 255, 0));
            FillTextView(Resource.Id.products_row_fat, Products[position].Fat.ToString(), new Android.Graphics.Color(255, 0, 255));
            FillTextView(Resource.Id.products_row_carbs, Products[position].Carbs.ToString(), new Android.Graphics.Color(0, 255, 255));
            FillTextView(Resource.Id.products_row_protein, Products[position].Protein.ToString(), new Android.Graphics.Color(100, 100, 20));
            FillTextView(Resource.Id.products_row_cost, Products[position].Cost.ToString(), new Android.Graphics.Color(150, 150, 150));

            return row;
        }
    }
}