using System;
using System.Collections.Generic;
using System.Linq;
using System.Web.Mvc;
using NHibernate;
using NHibernate.Linq;
using Sleis.Models;
using Sleis.Infrastructure;
using log4net;
using Sleis.Utility;
using Sleis.Data;
using Sleis.ViewModels;
using Sleis.Models.CustomFields;

namespace Sleis.Service
{
    public class CustomFieldService : BaseService
    {
        
        public override void Init()
        {
            base.Init();
        }

        public new List<CustomFieldView> GetCustomFields<T>(int id, int reportYear, CustomFieldEntityType entityType) where T : CustomFieldEntityValue
        {
            List<CustomFieldView> customFields = new List<CustomFieldView>();

            //Get all custom fields for this type of identity
            foreach (CustomFieldModel field in CustomFieldData.Get(entityType))
            {
                //Create an instance of the custom field view
                CustomFieldView fieldView = new CustomFieldView(field);
                //Set field vuew value in case this is an edit
                fieldView.Value = CustomFieldValueData.Get<T>(id, fieldView.Field.Id);


                if (
                    (field.LastReportingYear == 0) ||                       //End year has not been set
                    (field.LastReportingYear >= reportYear) ||     //End year >= reporting year
                    (!fieldView.ValueIsNullOrEmpty)                         //Regardless of the reporting year, if the value is there
                   )
                {
                    //if the value has not been set
                    if (fieldView.Value == null)
                    {
                        fieldView.Value = new CustomFieldEntityValue();
                    }

                    customFields.Add(fieldView);

                }
            }
            return customFields;
        }
       
    }
}