using AmpDAL.CustomCode.ApiExposurePolicy;
using AmpDAL.DTO.ApiExposurePolicy;
using GB5Shared.DaprCache;
using GB5Shared.DTO.Framework.Criteria;
using GB5Shared.DTO.Framework.Login;
using GB5Shared.EventLogPublish;
using GB5Shared.GB5Constant;
using GB5Shared.GenerateAutoNumber;
using GB5Shared.Resource.Response;
using GB5Shared.Validation;
using Microsoft.Extensions.Logging;

namespace AMPBLL.ApiExposurePolicy;

public class ApiExposurePolicyBLL(
    IApiExposurePolicyDAL         _dal,
    IValidation                   _validation,
    AutoNumber                    _autoNumber,
    KeyInvalidate                 _keyInvalidate,
    EventLogPublish               _eventLog,
    ILogger<ApiExposurePolicyBLL> _logger
) : IApiExposurePolicyBLL
{
    public async Task<ApiExposurePolicyDTO?> GetExposurePolicyAsync(long apiId, LoginDTO login, CancellationToken ct)
        => await _dal.GetExposurePolicyAsync(apiId, login, ct).ConfigureAwait(false);

    public async Task<List<ApiExposurePolicyDTO>> GetExposurePolicySelectListAsync(CriteriaDTO criteriaDTO, LoginDTO login, CancellationToken ct)
        => await _dal.GetExposurePolicySelectListAsync(criteriaDTO, login, ct).ConfigureAwait(false);

    public async Task<List<ApiExposurePolicyDTO>> GetExposurePolicyList(LoginDTO login, CancellationToken ct)
        => await _dal.GetExposurePolicyListAsync(login, ct).ConfigureAwait(false);

    public async Task<string> SaveExposurePolicyAsync(ApiExposurePolicySaveDTO dto, LoginDTO login, CancellationToken ct)
    {
        if (dto.ApiId == 0) throw new ArgumentException("ApiId must be greater than zero.", nameof(dto.ApiId));

        bool isNew = dto.ApiExposurePolicyId == 0;
        long exposurePolicyId;
        var now = DateTime.UtcNow;

        dto.TenantId = login.ClientId;

        if (isNew)
        {
            var autoNumberDTO = await _autoNumber.GetAutoNumber(1, "APIEXPOSUREPOLICY", login);
            dto.ApiExposurePolicyId = autoNumberDTO.StartNumber;
            dto.CreatedById = login.UserId;
            dto.CreatedOn = now;
            dto.ModifiedById = login.UserId;
            dto.ModifiedOn = now;
            exposurePolicyId = await _dal.SaveExposurePolicyAsync(dto, login, ct).ConfigureAwait(false);
        }
        else
        {
            dto.ModifiedById = login.UserId;
            dto.ModifiedOn = now;
            exposurePolicyId = await _dal.UpdateExposurePolicyAsync(dto, login, ct).ConfigureAwait(false);
        }

        var cacheKey = new CacheKeyGeneration().KeyGeneration(
            login.ClientId.ToString(),
            Constant.EntityConstant.OBJECTAMPEXPOSUREPOLICY,
            Constant.CacheKeyLevel.CLIENT_LEVEL,
            login);
        try { await _keyInvalidate.InvalidateCache(cacheKey); }
        catch (Exception ex) { _logger.LogWarning(ex, "Dapr cache invalidation failed for ExposurePolicy {ExposurePolicyId}", exposurePolicyId); }

        try
        {
            await _eventLog.PublishEventLogAsync(
                isNew ? "AMP Exposure Policy Created" : "AMP Exposure Policy Updated",
                new { dto.ApiId, dto.AllowPartnerAccess, dto.AllowPublicAccess, ExposurePolicyId = exposurePolicyId },
                Constant.EventTypeConstant.SAVEDOCUMENTSET,
                0,
                login).ConfigureAwait(false);
        }
        catch (Exception ex) { _logger.LogWarning(ex, "Dapr event publish failed for ExposurePolicy {ExposurePolicyId}", exposurePolicyId); }

        return isNew
            ? $"{SuccessResponse.SaveSuccessMessage} {exposurePolicyId}"
            : $"{SuccessResponse.UpdateSuccessMessage} {exposurePolicyId}";
    }

    public async Task<string> DeleteById(int apiExposurePolicyId, LoginDTO login, CancellationToken ct)
    {
        await _dal.DeleteById(apiExposurePolicyId, login, ct).ConfigureAwait(false);
        return SuccessResponse.DeleteSuccessMessage;
    }
}