using MySqlConnector;
using System.Data;

namespace EgwCoreLib.Lux.Data.Repository.Utils
{
    public class CounterRepository : BaseRepository, ICounterRepository
    {
        #region Public Constructors

        public CounterRepository(IDbContextFactory<DataLayerContext> ctxFactory) : base(ctxFactory)
        {
        }

        #endregion Public Constructors

        #region Public Methods

        /// <inheritdoc />
        public async Task<List<CounterModel>> GetAllAsync(int? yearRef = null)
        {
            await using var dbCtx = await CreateContextAsync();
            return await dbCtx.DbSetCounters
                                .AsNoTracking()
                                .Where(x => yearRef == null || x.RefYear == yearRef)
                                .ToListAsync();
        }

        /// <inheritdoc />
        public async Task<int> GetNextAsync(int yearRef, string countName)
        {
            await using var dbCtx = await CreateContextAsync();
            int newCount = 0;
            var outParam = new MySqlParameter("@pValue", MySqlDbType.Int32)
            {
                Direction = ParameterDirection.Output
            };

            await dbCtx.Database.ExecuteSqlRawAsync(
                                    "CALL GetNextCounter(@pYear, @pName, @pValue);",
                                    new MySqlParameter("@pYear", yearRef),
                                    new MySqlParameter("@pName", countName),
                                    outParam
            );
            if (outParam != null)
            {
                int.TryParse($"{outParam.Value}", out newCount);
            }
            return newCount;
        }

        #endregion Public Methods
    }
}