using System.ComponentModel;
using System.ComponentModel.DataAnnotations;
using Quadarax.Application.QLiberace.Base.Entities.Interfaces;
using Quadarax.Application.QLiberace.Common.Entities.Base;
using System.ComponentModel.DataAnnotations.Schema;
using Microsoft.EntityFrameworkCore;
using Quadarax.Foundation.Core.Reflection;
namespace Quadarax.Application.QLiberace.Base.Entities;

[Table(Constants.Modules.Base.TblSetting,Schema = Constants.Modules.Base.Schema)]
[Index("ModuleCode","Code", Name="IDX_CODE_MODULECODE", IsUnique = true )]
public class Setting : QlbrcEntityTrackedWithoutId, IStructSetting
{
    #region *** Properties ***
    [ForeignKey("FK_Setting_Parent_Id")]
    public long? ParentId { get; set; }
    [Required]
    [DefaultValue(0)]
    public int SequenceNo { get; set; }
    [MaxLength(10)]
    [Required(AllowEmptyStrings = false)]
    public string ModuleCode { get; set; } = null!;

    [MaxLength(100)]
    [Required(AllowEmptyStrings = false)]
    public string Code { get; set; } = null!;

    [MaxLength(500)]
    public string? Description { get; set; }

    [MaxLength(500)]
    [Required(AllowEmptyStrings = false)]
    public string ValueTypeQualified { get; set; } = null!;
    [MaxLength(5000)]
    [Required]
    public string? Value { get; set; }
    [Required]
    [DefaultValue(false)]
    public bool IsEnabled { get; set; }
    #endregion

    #region *** Private fields ***

    #endregion


    public TValue? GetTypedValue<TValue>()
    {
        return (TValue?)GetTypedValue();
    }

    public object? GetTypedValue()
    {

        if (string.IsNullOrEmpty(ValueTypeQualified))
            throw new InvalidDataException(
                $"Cannot get typed value of setting '{Code}' (module '{ModuleCode}') because ValueTypeQualified is not set.");


        if (string.IsNullOrEmpty(Value))
            return null;

        var type = TypeUtils.GetRemoteType(ValueTypeQualified);
        var converter = TypeDescriptor.GetConverter(type);
        if (converter.CanConvertFrom(typeof(string)))
        {
            return converter.ConvertFrom(Value);
        }

        throw new InvalidCastException($"Cannot convert value of setting '{Code}' (module '{ModuleCode}') from type '{typeof(string).Name}' to '{ValueTypeQualified}'.");
    }

}