using System.ComponentModel.DataAnnotations;
using GB5Shared.DaprCache;
using GB5Shared.DTO.Framework.AutoNumber;
using GB5Shared.DTO.Framework.Criteria;
using GB5Shared.DTO.Framework.Login;
using GB5Shared.EntityHandler;
using GB5Shared.GenerateAutoNumber;
using GB5Shared.Resource.Response;
using GB5Shared.Telemetry;
using GB5Shared.Validation;
using MarketingDAL.CustomCode.LeadMagnet;
using MarketingDAL.DTO.LeadMagnet;
using Microsoft.Extensions.Logging;
using static GB5Shared.GB5Constant.Constant;

namespace MarketingBLL.LeadMagnet;

public class LeadMagnetBLL : ILeadMagnetBLL
{
    private readonly ILeadMagnetDAL _LeadMagnetDAL;
    private readonly AutoNumber _AutoNumber;
    private readonly IValidation _Validation;
    private readonly KeyInvalidate _KeyInvalidate;
    private readonly BaseEntityAppService<LeadMagnetDTO> _BaseEntityAppService;
    private readonly ILogger<LeadMagnetBLL> _Logger;

    public LeadMagnetBLL(
        ILeadMagnetDAL leadMagnetDAL,
        AutoNumber autoNumber,
        IValidation validation,
        KeyInvalidate keyInvalidate,
        BaseEntityAppService<LeadMagnetDTO> baseEntityAppService,
        ILogger<LeadMagnetBLL> logger)
    {
        _LeadMagnetDAL = leadMagnetDAL;
        _AutoNumber = autoNumber;
        _Validation = validation;
        _KeyInvalidate = keyInvalidate;
        _BaseEntityAppService = baseEntityAppService;
        _Logger = logger;
    }

    public async Task<string> GetLeadMagnet(int leadMagnetId, LoginDTO loginDTO, CancellationToken ct)
    {
        try
        {
            return await _LeadMagnetDAL.GetLeadMagnet(leadMagnetId, loginDTO, ct).ConfigureAwait(false);
        }
        catch (Exception ex)
        {
            GB5Trace.MarkFailed("get-leadmagnet-failed", ex);
            _Logger.LogError(ex, "GetLeadMagnet failed for LeadMagnetId {LeadMagnetId}", leadMagnetId);
            throw;
        }
    }

    public async Task<string> SaveLeadMagnet(LeadMagnetDTO leadMagnetDTO, LoginDTO loginDTO, CancellationToken ct)
    {
        if (leadMagnetDTO == null)
            throw new ArgumentNullException(nameof(leadMagnetDTO));

        AutoNumberDTO? autoNumberDTO = null;

        try
        {
            GB5Trace.Step("validate-leadmagnet", new { leadMagnetDTO.LeadMagnetId });

            await _Validation.NotEmpty(leadMagnetDTO.LeadMagnetCode, nameof(leadMagnetDTO.LeadMagnetCode));
            await _Validation.NotEmpty(leadMagnetDTO.LeadMagnetName, nameof(leadMagnetDTO.LeadMagnetName));
            await _Validation.NotEmpty(leadMagnetDTO.OfferType, nameof(leadMagnetDTO.OfferType));

            if (leadMagnetDTO.CampaignId == 0)
                leadMagnetDTO.CampaignId = -1;

            leadMagnetDTO.ModifiedById = loginDTO.UserId;
            leadMagnetDTO.ModifiedOn = DateTime.UtcNow;

            bool isNew = leadMagnetDTO.LeadMagnetId == 0;

            if (isNew)
            {
                autoNumberDTO = await _AutoNumber.GetNumberAsync(1, "LEADMAGNET", loginDTO).ConfigureAwait(false);
                leadMagnetDTO.LeadMagnetId = autoNumberDTO.StartNumber;
                leadMagnetDTO.CreatedById = loginDTO.UserId;
                leadMagnetDTO.CreatedOn = DateTime.UtcNow;
            }

            GB5Trace.Step("save-leadmagnet", new { leadMagnetDTO.LeadMagnetId, isNew });

            await _BaseEntityAppService.ExecuteSaveAsync(
                EntityConstant.OBJECTMARKETINGLEADMAGNET,
                isNew ? EventTypeConstant.SAVEMARKETINGLEADMAGNETEVENTTYPEID : EventTypeConstant.UPDATEMARKETINGLEADMAGNETEVENTTYPEID,
                leadMagnetDTO,
                loginDTO,
                async tx =>
                {
                    _ = isNew
                        ? await _LeadMagnetDAL.SaveLeadMagnet(leadMagnetDTO, loginDTO, tx, ct).ConfigureAwait(false)
                        : await _LeadMagnetDAL.UpdateLeadMagnet(leadMagnetDTO, loginDTO, tx, ct).ConfigureAwait(false);
                    return leadMagnetDTO.LeadMagnetId;
                },
                null, -1, -1, null, isNew).ConfigureAwait(false);

            GB5Trace.Step("event-publish", new
            {
                EventTypeId = isNew ? EventTypeConstant.SAVEMARKETINGLEADMAGNETEVENTTYPEID : EventTypeConstant.UPDATEMARKETINGLEADMAGNETEVENTTYPEID
            });

            var cacheKey = new CacheKeyGeneration().KeyGeneration(
                leadMagnetDTO.LeadMagnetId, EntityConstant.OBJECTMARKETINGLEADMAGNET, CacheKeyLevel.CLIENT_LEVEL, loginDTO);
            await _KeyInvalidate.AllInvalidateCache(cacheKey).ConfigureAwait(false);

            _Logger.LogInformation("LeadMagnet {LeadMagnetId} {Action} by user {UserId}",
                leadMagnetDTO.LeadMagnetId, isNew ? "saved" : "updated", loginDTO.UserId);

            return isNew
                ? $"{SuccessResponse.SaveSuccessMessage} {leadMagnetDTO.LeadMagnetId}"
                : $"{SuccessResponse.UpdateSuccessMessage} {leadMagnetDTO.LeadMagnetId}";
        }
        catch (ValidationException vex)
        {
            GB5Trace.MarkFailed("save-leadmagnet-failed", vex);
            if (autoNumberDTO != null && leadMagnetDTO.LeadMagnetId > 0)
                await _AutoNumber.RollbackAutoNumber("LEADMAGNET", leadMagnetDTO.LeadMagnetId, loginDTO).ConfigureAwait(false);
            throw new Exception(vex.Message);
        }
        catch (Exception ex)
        {
            GB5Trace.MarkFailed("save-leadmagnet-failed", ex);
            _Logger.LogError(ex, "SaveLeadMagnet failed for LeadMagnetId {LeadMagnetId}", leadMagnetDTO.LeadMagnetId);
            if (autoNumberDTO != null && leadMagnetDTO.LeadMagnetId > 0)
                await _AutoNumber.RollbackAutoNumber("LEADMAGNET", leadMagnetDTO.LeadMagnetId, loginDTO).ConfigureAwait(false);
            throw;
        }
    }

    public async Task<string> GetSelectListLeadMagnet(CriteriaDTO criteriaDTO, LoginDTO loginDTO, CancellationToken ct)
    {
        try
        {
            return await _LeadMagnetDAL.GetSelectListLeadMagnet(criteriaDTO, loginDTO, ct).ConfigureAwait(false);
        }
        catch (Exception ex)
        {
            GB5Trace.MarkFailed("get-selectlist-leadmagnet-failed", ex);
            _Logger.LogError(ex, "GetSelectListLeadMagnet failed");
            throw;
        }
    }

    public async Task<string> DeleteLeadMagnet(int leadMagnetId, LoginDTO loginDTO, CancellationToken ct)
    {
        try
        {
            GB5Trace.Step("delete-leadmagnet", new { leadMagnetId });

            var result = await _LeadMagnetDAL.DeleteLeadMagnet(leadMagnetId, loginDTO, ct).ConfigureAwait(false);

            var cacheKey = new CacheKeyGeneration().KeyGeneration(
                leadMagnetId, EntityConstant.OBJECTMARKETINGLEADMAGNET, CacheKeyLevel.CLIENT_LEVEL, loginDTO);
            await _KeyInvalidate.AllInvalidateCache(cacheKey).ConfigureAwait(false);

            _Logger.LogInformation("LeadMagnet {LeadMagnetId} deleted by user {UserId}", leadMagnetId, loginDTO.UserId);

            return result;
        }
        catch (Exception ex)
        {
            GB5Trace.MarkFailed("delete-leadmagnet-failed", ex);
            _Logger.LogError(ex, "DeleteLeadMagnet failed for LeadMagnetId {LeadMagnetId}", leadMagnetId);
            throw;
        }
    }
}