using System;
using System.Collections.Generic;
using System.Threading.Tasks;
using FrameworkDAL.CustomCode.Comment;
using FrameworkDAL.DTO.Comment;
using GB5Shared.DTO.Framework.AutoNumber;
using GB5Shared.DTO.Framework.Login;
using GB5Shared.GenerateAutoNumber;
using GB5Shared.ResponseStandard;

namespace FrameworkBLL.Comment
{
    public class CommentBLL : ICommentBLL
    {
        private readonly ICommentDAL _commentDAL;
        private readonly AutoNumber _autoNumber; 

        public CommentBLL(ICommentDAL commentDAL, AutoNumber autoNumber)
        {
            _commentDAL = commentDAL;
            _autoNumber = autoNumber;
        }
        public async Task<string> GetComment(int CommentId, LoginDTO LoginDTO)
        {
            try
            {
                return await _commentDAL.GetComment(CommentId, LoginDTO);
            }
            catch (Exception)
            {
                throw;
            }
        }
        public async Task<string> SaveComment(CommentDTO CommentDTO, LoginDTO LoginDTO)
        {
            try
            {
                int initialId = CommentDTO.CommentId;
                int count = 1 + initialId;

                if (initialId == 0)
                {
                    AutoNumberDTO autoNumberDTO = await _autoNumber.GetNumberAsync(count, "COMMENT", LoginDTO);
                    CommentDTO.CommentId = autoNumberDTO.StartNumber;

                    await _commentDAL.SaveComment(CommentDTO, LoginDTO);
                    return $"Comment saved successfully with CommentId {CommentDTO.CommentId}";
                }
                else
                {
                    await _commentDAL.UpdateComment(CommentDTO, LoginDTO);
                    return $"Comment updated successfully with CommentId {CommentDTO.CommentId}";
                }
            }
            catch (Exception)
            {
                throw;
            }
        }
        public async Task<Result<string>> DeleteComment(int CommentId, LoginDTO LoginDTO)
        {
            try
            {
                return await _commentDAL.DeleteComment(CommentId, LoginDTO);
            }
            catch (Exception)
            {
                throw;
            }
        }
    }
}