using GB5Shared.DaprCache;
using GB5Shared.DTO.Framework.Login;
using GB5Shared.EventLogPublish;
using GB5Shared.Resource.Response;
using GB5Shared.Telemetry;
using GB5Shared.Validation;
using Microsoft.Extensions.Logging;
using OKRBLL.Interfaces;
using OKRDAL.DTOs;
using OKRDAL.Interfaces;
using System.Text.Json;
using static GB5Shared.GB5Constant.Constant;

namespace OKRBLL.Implementations;

public class OKRPerspectiveBLL : IOKRPerspectiveBLL
{
    private readonly IOKRPerspectiveDAL          _dal;
    private readonly IValidation                 _validation;
    private readonly KeyInvalidate               _keyInvalidate;
    private readonly EventLogPublish             _eventLog;
    private readonly ILogger<OKRPerspectiveBLL>  _logger;

    public OKRPerspectiveBLL(
        IOKRPerspectiveDAL dal,
        IValidation validation,
        KeyInvalidate keyInvalidate,
        EventLogPublish eventLog,
        ILogger<OKRPerspectiveBLL> logger)
    {
        _dal           = dal;
        _validation    = validation;
        _keyInvalidate = keyInvalidate;
        _eventLog      = eventLog;
        _logger        = logger;
    }

    public async Task<string> GetPerspectiveListAsync(LoginDTO login, CancellationToken ct)
    {
        try
        {
            GB5Trace.Step("get-okrperspective-list", new { });
            var list = await _dal.GetPerspectiveListAsync(login, ct).ConfigureAwait(false);
            return JsonSerializer.Serialize(list);
        }
        catch (Exception ex)
        {
            GB5Trace.MarkFailed("get-okrperspective-list-failed", ex);
            _logger.LogError(ex, "GetPerspectiveList failed");
            throw;
        }
    }

    public async Task<string> SavePerspectiveAsync(OKRPerspectiveDTO dto, LoginDTO login, CancellationToken ct)
    {
        try
        {
            GB5Trace.Step("validate-okrperspective", new { dto.PerspectiveId });
            await _validation.NotEmpty(dto.Code, nameof(dto.Code)).ConfigureAwait(false);
            await _validation.NotEmpty(dto.Name, nameof(dto.Name)).ConfigureAwait(false);

            bool isNew = dto.PerspectiveId == 0;

            GB5Trace.Step("save-okrperspective", new { dto.PerspectiveId, isNew });
            int perspectiveId = await _dal.SavePerspectiveAsync(dto, login, ct).ConfigureAwait(false);

            var cacheKey = new CacheKeyGeneration().KeyGeneration(perspectiveId, EntityConstant.OBJECTOKRCYCLE, CacheKeyLevel.CLIENT_LEVEL, login);
            await _keyInvalidate.AllInvalidateCache(cacheKey).ConfigureAwait(false);

            return isNew
                ? $"{SuccessResponse.SaveSuccessMessage} {perspectiveId}"
                : SuccessResponse.UpdateSuccess;
        }
        catch (Exception ex)
        {
            GB5Trace.MarkFailed("save-okrperspective-failed", ex);
            _logger.LogError(ex, "SavePerspective failed for Code {Code}", dto.Code);
            throw;
        }
    }
}