using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Microsoft.Data.Sqlite;
using XP.Common.Database.Interfaces;
using XP.Common.Logging.Interfaces;

namespace XP.Common.Database.Implementations
{
    /// <summary>
    /// SQLite 事务实现
    /// </summary>
    public class SqliteTransaction : IDbTransaction
    {
        private readonly Microsoft.Data.Sqlite.SqliteTransaction _innerTransaction;
        private readonly ILoggerService _logger;
        private bool _isDisposed = false;

        public SqliteTransaction(Microsoft.Data.Sqlite.SqliteTransaction innerTrans, ILoggerService logger)
        {
            _innerTransaction = innerTrans ?? throw new ArgumentNullException(nameof(innerTrans));
            _logger = logger.ForModule("Sqlite.Transaction");
        }

        public IDbExecuteResult Commit()
        {
            try
            {
                _innerTransaction.Commit();
                _logger.Debug("SQLite事务提交成功");
                return DbExecuteResult.Success("事务提交成功");
            }
            catch (Exception ex)
            {
                _logger.Error(ex, "SQLite事务提交失败");
                return DbExecuteResult.Fail("事务提交失败", ex);
            }
        }

        public IDbExecuteResult Rollback()
        {
            try
            {
                _innerTransaction.Rollback();
                _logger.Debug("SQLite事务回滚成功");
                return DbExecuteResult.Success("事务回滚成功");
            }
            catch (Exception ex)
            {
                _logger.Error(ex, "SQLite事务回滚失败");
                return DbExecuteResult.Fail("事务回滚失败", ex);
            }
        }

        public void Dispose()
        {
            if (_isDisposed) return;
            _innerTransaction.Dispose();
            _isDisposed = true;
            _logger.Debug("SQLite事务资源已释放");
        }
    }
}