using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations;
using System.Linq;

namespace MileageTraker.Web.ViewModels.Vehicle
{
	public class VehicleMileageItem
	{
		public string VehicleId { get; set; }
		public int Miles { get; set; }
		public double GasPurchased { get; set; }
		public string Prog { get; set; }
		public IEnumerable<Tuple<Models.Log, Models.Log>> LogPairs { get; set; }
		public int TripCount { get { return LogPairs.Count(); } }
		[DisplayFormat(DataFormatString = "{0:0.000}")]
		public double MilesPerGallon { get { return GasPurchased == 0 || Miles == 0 ? 0 : Miles / GasPurchased; } }
	}
}