using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using FrameworkDAL.DTO.MailTemplate;
using GB5Shared.DTO.Framework.Criteria;
using GB5Shared.DTO.Framework.Login;

namespace FrameworkDAL.CustomCode.MailTemplate
{
    public interface IMailTemplateDAL
    {
        Task<MailTemplateDTO> GetMailTemplate(int MailTemplateId, LoginDTO LoginDTO);
        Task<string> GetSelectListMailTemplate(int FirstNumber, int MaxResult, CriteriaDTO CriteriaDTO, LoginDTO LoginDTO, bool IsCount = false);
        Task<int> SaveMailTemplate(MailTemplateDTO MailTemplateDTO, LoginDTO LoginDTO);
        Task<int> UpdateMailTemplate(MailTemplateDTO MailTemplateDTO, LoginDTO LoginDTO);
        Task<string> DeleteMailTemplate(int MailTemplateId, LoginDTO LoginDTO);

        /// <summary>
        /// Returns the FLOWCODE configured on a mail template, or null when the template
        /// does not exist, is inactive, or has no flow code set.
        /// Used by MessageHubWebhookBLL to resolve the EIP flow for button-press webhooks.
        /// </summary>
        Task<string?> GetFlowCodeByTemplateIdAsync(int templateId, LoginDTO login, CancellationToken ct = default);

        /// <summary>
        /// Returns the most specific template for the given code: client-specific row wins over
        /// the global (NULL CLIENTID) platform default. Used for per-partner email branding.
        /// </summary>
        Task<MailTemplateDTO> GetMailTemplateByCode(string mailTemplateCode, LoginDTO loginDTO);
    }
}