using System;
using System.ComponentModel.DataAnnotations;

namespace EnVisage.Models
{
    public class CreditDepartmentModel : IBaseModel<CreditDepartment>
    {
        public Guid Id { get; set; }

        [Required]
        [MaxLength(100)]
        [Display(Name = "Department")]
        public string Name { get; set; }

        [Required]
        [MaxLength(50)]
        [Display(Name = "Cost Center")]
        public string CreditNumber { get; set; }

        [Display(Name = "Number of Expenditures")]
        public int ExpenditureCategoryCount { get; set; }

        /// <summary>
        /// Copies data from model to DAL object.
        /// </summary>
        /// <param name="dbObj">A target DAL object.</param>
        public void CopyTo(CreditDepartment dbObj)
        {
            if (dbObj == null)
                throw new ArgumentNullException();

            dbObj.Name = Name;
            dbObj.CreditNumber = CreditNumber;
        }
    }

    /// <summary>
    /// An UI representation of CreditDepartment to be displayed as list items 
    /// </summary>
    public class CreditDepartmentListModel
    {
        public Guid Id { get; set; }
        public string Name { get; set; }
        public string CreditNumber { get; set; }
        public int ExpenditureCount { get; set; }
    }

    public class CreditDepartmentApiModel
    {
        public Guid Id { get; set; }
        public string Name { get; set; }
        public string CreditNumber { get; set; }

        #region Constructors

        public CreditDepartmentApiModel()
        {

        }

        public CreditDepartmentApiModel(CreditDepartmentModel model)
            : this()
        {
            if (model == null)
                throw new ArgumentNullException("model");

            Id = model.Id;
            Name = model.Name;
            CreditNumber = model.CreditNumber;
        }

        #endregion
    }
}