using Microsoft.AspNetCore.Mvc.Filters;
using SqlSugar;

namespace JNPF.DatabaseAccessor;

/// <summary>
/// SqlSugar 工作单元实现.
/// </summary>
public sealed class SqlSugarUnitOfWork : IUnitOfWork
{
    /// <summary>
    /// SqlSugar 对象.
    /// </summary>
    private readonly SqlSugarScope _sqlSugarClient;

    /// <summary>
    /// 构造函数.
    /// </summary>
    /// <param name="sqlSugarClient"></param>
    public SqlSugarUnitOfWork(ISqlSugarClient sqlSugarClient)
    {
        _sqlSugarClient = (SqlSugarScope)sqlSugarClient;
    }

    /// <summary>
    /// 开启工作单元处理.
    /// </summary>
    /// <param name="context"></param>
    /// <param name="unitOfWork"></param>
    /// <exception cref="NotImplementedException"></exception>
    public void BeginTransaction(FilterContext context, UnitOfWorkAttribute unitOfWork)
    {
        _sqlSugarClient.AsTenant().BeginTran();
    }

    /// <summary>
    /// 提交工作单元处理.
    /// </summary>
    /// <param name="resultContext"></param>
    /// <param name="unitOfWork"></param>
    /// <exception cref="NotImplementedException"></exception>
    public void CommitTransaction(FilterContext resultContext, UnitOfWorkAttribute unitOfWork)
    {
        _sqlSugarClient.AsTenant().CommitTran();
    }

    /// <summary>
    /// 回滚工作单元处理.
    /// </summary>
    /// <param name="resultContext"></param>
    /// <param name="unitOfWork"></param>
    /// <exception cref="NotImplementedException"></exception>
    public void RollbackTransaction(FilterContext resultContext, UnitOfWorkAttribute unitOfWork)
    {
        _sqlSugarClient.AsTenant().RollbackTran();
    }

    /// <summary>
    /// 执行完毕（无论成功失败）.
    /// </summary>
    /// <param name="context"></param>
    /// <param name="resultContext"></param>
    /// <exception cref="NotImplementedException"></exception>
    public void OnCompleted(FilterContext context, FilterContext resultContext)
    {
        _sqlSugarClient.Dispose();
    }
}