using System;

namespace FrameworkDAL.DTO.SchedulerTaskGenerator
{
    /// <summary>
    /// Message sent to RabbitMQ worker
    /// This is a TRANSPORT DTO (not DB DTO)
    /// </summary>
    public class SchedulerTaskMessage
    {
        public int JobId { get; set; }
        public int SchedulerId { get; set; }

        public string JobName { get; set; } = string.Empty;
        public string CronExpression { get; set; } = string.Empty;
        public string SchedulerName { get; set; } = string.Empty;

        public string LastRunOn { get; set; } = string.Empty;

        public int TenantId { get; set; }

        /// <summary>
        /// Factory mapper from SchedulerTaskDTO
        /// </summary>
        public static SchedulerTaskMessage FromDTO(SchedulerTaskDTO dto)
        {
            if (dto == null)
                throw new ArgumentNullException(nameof(dto));

            return new SchedulerTaskMessage
            {
                JobId = dto.JobId,
                SchedulerId = dto.SchedulerId,
                JobName = dto.JobName,

                CronExpression = dto.CronExpression,
                SchedulerName = dto.SchedulerName,

                LastRunOn = dto.LastRunOn?.ToString("o") ?? string.Empty,

                TenantId = dto.TenantId
            };
        }
    }
}