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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
    {
        protected override void RaisePropertyChanged(string propName)
        {
            base.RaisePropertyChanged(propName);

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

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

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

            FullName = FirstName + " " + LastName;
        }

        public override void Validate(ObservablesContext context)
        {
            base.Validate(context);

            if (FirstName.IsNullOrWhiteSpace() || LastName.IsNullOrWhiteSpace())
            {
                throw new ArgumentException("Contact first name and last name was not provided.");
            }

            if (!Email.IsEmail())
            {
                throw new ArgumentException("Invalid contact email format.");
            }
        }
    }
}