using AyaNova.Biz;
using System.ComponentModel.DataAnnotations;
using Newtonsoft.Json;

namespace AyaNova.DataList
{

    //This class defines a field used for returning data in list format for UI grid lists and reporting
    public class AyaDataListFieldDefinition
    {
        //CLIENT / SERVER Unique identifier used at BOTH client and server
        //also the sql valuecolumnname if identical
        public string FieldKey { get; set; }

        //CLIENT Use only for display
        public string TKey { get; set; }

        //CLIENT / SERVER - client display server validation purposes
        public bool IsCustomField { get; set; }

        //CLIENT / SERVER - client display server validation purposes
        public bool IsFilterable { get; set; }

        //CLIENT / SERVER - client display server validation purposes
        public bool IsSortable { get; set; }

        //CLIENT Use only for display
        public int UiFieldDataType { get; set; }

        //CLIENT Use only for display
        public string EnumType { get; set; }

        //SERVER / CLIENT - used to identify the column that represents the entire row ID and object
        //MUST be present in all datalists and displayed at the client
        public bool IsRowId { get; set; }

        //CLIENT / SERVER - client display and to indicate what object to open , Server for formatting return object      
        public int AyaObjectType { get; set; }

        //SERVER - for building sql queries 
        //don't return these properties when api user fetches field list definitions in DataListController
        [JsonIgnore]
        public string SqlIdColumnName { get; set; }
        [JsonIgnore]
        public string SqlValueColumnName { get; set; }





        public AyaDataListFieldDefinition()
        {
            //most common defaults           

            IsCustomField = false;
            IsFilterable = true;
            IsSortable = true;
            IsRowId = false;
            //Set openable object type to no type which is the default and means it's not a link to another object
            AyaObjectType = (int)AyaType.NoType;

        }

        //Get column to query for display name or use FieldName if there is no difference
        public string GetSqlValueColumnName()
        {
            if (string.IsNullOrEmpty(SqlValueColumnName))
            {
                return FieldKey.ToLowerInvariant();
            }
            else
            {
                return SqlValueColumnName;
            }
        }

        public bool HasIdColumn()
        {
            return !string.IsNullOrWhiteSpace(SqlIdColumnName);
        }

    }
}