using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using CRMDAL.CustomCode.CallAllocation;
using CRMDAL.DTO.CallAllocation;
using GB5Shared.DTO.Framework.AutoNumber;
using GB5Shared.DTO.Framework.Criteria;
using GB5Shared.DTO.Framework.Login;
using GB5Shared.GenerateAutoNumber;
using GB5Shared.Resource.Response;
using GB5Shared.ResponseStandard;
using GB5Shared.Validation;


namespace CRMBLL.CallAllocation
{
    public class CallAllocationBLL : ICallAllocationBLL
    {
        private readonly ICallAllocationDAL _CallAllocationDAL;
        private readonly AutoNumber _AutoNumber;
        private readonly IValidation _Validation;



        public CallAllocationBLL(ICallAllocationDAL CallAllocationDAL, AutoNumber AutoNumber, IValidation Validation)
        {
            _CallAllocationDAL = CallAllocationDAL;
            _AutoNumber = AutoNumber;
            _Validation = Validation;
        }

        public async Task<string> GetCallAllocation(int CallAllocationId, LoginDTO LoginDTO)
        {
            try
            {
                return await _CallAllocationDAL.GetCallAllocation(CallAllocationId, LoginDTO);
            }
            catch (Exception)
            {
                throw;
            }
        }

        public async Task<string> SaveCallAllocation(CallAllocationDTO CallAllocationDTO, LoginDTO LoginDTO)
        {
            if (CallAllocationDTO == null) throw new ArgumentNullException(nameof(CallAllocationDTO));
            AutoNumberDTO? autoNumberDTO = null;

            try
            {
                int initialId = CallAllocationDTO.CallAllocationId;
                int count = 1 + initialId;
                if (initialId == 0)
                {
                    autoNumberDTO = await _AutoNumber.GetAutoNumber(count, "CALLALLOCATION", LoginDTO);
                    CallAllocationDTO.CallAllocationId = autoNumberDTO.StartNumber;

                    await _CallAllocationDAL.SaveCallAllocation(CallAllocationDTO, LoginDTO);
                    return $"{SuccessResponse.SaveSuccess} with RuleName:{CallAllocationDTO.RuleName}";
                }
                else
                {
                    await _CallAllocationDAL.UpdateCallAllocation(CallAllocationDTO, LoginDTO);
                    return $"{SuccessResponse.UpdateSuccess} with RuleName:{CallAllocationDTO.RuleName}";
                }
            }
            catch (ValidationException vex)
            {
                throw new Exception(vex.Message);
            }
            catch (Exception)
            {
                if (autoNumberDTO != null && CallAllocationDTO.CallAllocationId > 0)
                    await _AutoNumber.RollbackAutoNumber("CALLALLOCATION", CallAllocationDTO.CallAllocationId, LoginDTO);

                throw;
            }
        }

        public async Task<string> GetSelectListCallAllocation(CriteriaDTO criteriaDTO, LoginDTO LoginDTO)
        {
            try
            {
                return await _CallAllocationDAL.GetSelectListCallAllocation(criteriaDTO, LoginDTO);
            }
            catch (Exception)
            {
                throw;
            }
        }

        public async Task<string> DeleteCallAllocation(int CallAllocationId, LoginDTO LoginDTO)
        {
            try
            {
                return await _CallAllocationDAL.DeleteCallAllocation(CallAllocationId, LoginDTO);
            }
            catch (Exception)
            {
                throw;
            }
        }

    }
}