using AmpDAL.CustomCode.ApiArtifact;
using AMPDAL.DTO.ApiArtifact;
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.ApiArtifact;

public class ApiArtifactBLL(
    IApiArtifactDAL         _dal,
    IValidation             _validation,
    AutoNumber              _autoNumber,
    KeyInvalidate           _keyInvalidate,
    EventLogPublish         _eventLog,
    ILogger<ApiArtifactBLL> _logger
) : IApiArtifactBLL
{
    public async Task<ApiArtifactDTO?> GetArtifactAsync(long apiArtifactId, LoginDTO login, CancellationToken ct)
        => await _dal.GetArtifactAsync(apiArtifactId, login, ct).ConfigureAwait(false);

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

    public async Task<List<ApiArtifactDTO>> GetArtifactList(int firstNumber, int maxResult, CriteriaDTO criteriaDTO, LoginDTO login, CancellationToken ct)
    {
        if (firstNumber == -1 && maxResult == -1)
            return await _dal.GetArtifactListAsync(criteriaDTO, login, ct).ConfigureAwait(false);

        return await _dal.GetPagedArtifactList(firstNumber, maxResult, login, ct).ConfigureAwait(false);
    }

    public async Task<string> SaveArtifactAsync(ApiArtifactSaveDTO dto, LoginDTO login, CancellationToken ct)
    {
        if (dto == null) throw new ArgumentNullException(nameof(dto));
        if (dto.ApiId == 0) throw new ArgumentException("ApiId must be greater than zero.", nameof(dto.ApiId));
        if (string.IsNullOrWhiteSpace(dto.Title)) throw new ArgumentException("Title cannot be empty.", nameof(dto.Title));
        if (string.IsNullOrWhiteSpace(dto.Location)) throw new ArgumentException("Location cannot be empty.", nameof(dto.Location));

        bool isNew = dto.ApiArtifactId == 0;
        long artifactId;
        var now = DateTime.UtcNow;

        dto.TenantId = login.ClientId;

        if (isNew)
        {
            var autoNumberDTO = await _autoNumber.GetAutoNumber(1, "APIARTIFACT", login);
            dto.ApiArtifactId = autoNumberDTO.StartNumber;
            dto.CreatedById = login.UserId;
            dto.CreatedOn = now;
            dto.ModifiedById = login.UserId;
            dto.ModifiedOn = now;
            artifactId = await _dal.SaveArtifactAsync(dto, login, ct).ConfigureAwait(false);
        }
        else
        {
            dto.ModifiedById = login.UserId;
            dto.ModifiedOn = now;
            artifactId = await _dal.UpdateArtifactAsync(dto, login, ct).ConfigureAwait(false);
        }

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

        try
        {
            await _eventLog.PublishEventLogAsync(
                isNew ? "AMP Artifact Added" : "AMP Artifact Updated",
                new { dto.Title, dto.ApiId, ArtifactId = artifactId },
                Constant.EventTypeConstant.SAVEDOCUMENTSET,
                0,
                login).ConfigureAwait(false);
        }
        catch (Exception ex) { _logger.LogWarning(ex, "Dapr event publish failed for Artifact {ArtifactId}", artifactId); }

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

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