using System.Collections.Generic;
using System.ComponentModel.DataAnnotations;
using AutoMapper;
using MileageTraker.Web.Attributes;
using MileageTraker.Web.DAL;
using MileageTraker.Web.Models;

namespace MileageTraker.Web.ViewModels.User
{
	public class CreateUserViewModel
	{
		[Required]
		[StringLength(64)]
		[InputSize("small")]
		public string Username { get; set; }

		[Required]
		[DataType(DataType.EmailAddress)]
		[RegularExpression(@"[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,4}", ErrorMessage = "Must be an email address")]
		[InputSize("large")]
		public string Email { get; set; }

		[Required]
		[StringLength(128)]
		[RegularExpression(@"[A-Za-z().]+(\s+[A-Za-z().]+)+", ErrorMessage = "Need complete name")]
		[InputSize("medium")]
		public string FullName { get; set; }

		[Required, DataType(DataType.Password)]
		[StringLength(16, MinimumLength = 6)]
		public string Password { get; set; }

		public string[] Roles { get; set; }

		public IList<string> AvailableRoles { get; set; }
		public IList<string> SelectedRoles { get; set; }

		static CreateUserViewModel()
		{
			Mapper.CreateMap<CreateUserViewModel, Models.User>();
			Mapper.CreateMap<string, Role>()
				.ConvertUsing(
					roleName =>
					{
						using (var ds = new DataService())
						{
							return ds.GetRoleByName(roleName);
						}
					});
		}

		public Models.User ToUser()
		{
			var user = new Models.User();
			Mapper.Map(this, user);
			return user;
		}
	}
}