using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using SimpleValidator.Extensions;

namespace Tango.BL.Entities
{
    public partial class Contact : ContactBase
    {
        protected override void RaisePropertyChanged(string propName)
        {
            base.RaisePropertyChanged(propName);

            if (propName == nameof(FirstName) || propName == nameof(LastName))
            {
                NormalizeNames();
            }
        }

        private void NormalizeNames()
        {
            if (_firstname != null)
            {
                _firstname = _firstname.Trim();
            }

            if (_lastname != null)
            {
                _lastname = _lastname.Trim();
            }

            FullName = FirstName + " " + LastName;
        }

        protected override void OnValidating(ObservablesContext context)
        {
            base.OnValidating(context);

            if (FirstName.IsNullOrWhiteSpace() || LastName.IsNullOrWhiteSpace())
            {
                InsertError(nameof(FirstName), "Contact first name and last name was not provided.");
            }

            if (!Email.IsEmail())
            {
                InsertError(nameof(Email), "Invalid contact email format.");
            }
        }

        /// <summary>
        /// Initializes a new instance of the <see cref="Contact" /> class.
        /// </summary>
        public Contact() : base()
        {

        }
    }
}