/// <summary>
/// 增加一条记录，返回新的ID号。需要有一个单一主键，并且开启有标识符属性（异步方式）
/// </summary>
/// <param name="entity">实体模型</param>
/// <returns></returns>
public virtual async Task <int> InsertAsync(WorkCategoryEntity entity)
{
if (entity.ID <= 0)
{
entity.ID = GetNewID();
}
Dictionary <string, object> dict = new Dictionary <string, object>();
GetParameters(entity, dict);
string strSQL = "insert into WorkCategory (" +
"ID," +
"ParentID," +
"Name," +
"Description," +
"OrderSort," +
"FlowID) " +
"values(" +
"@ID," +
"@ParentID," +
"@Name," +
"@Description," +
"@OrderSort," +
"@FlowID)";
if (await Task.Run(() => _DB.ExeSQLResult(strSQL, dict)))
{
return(DataConverter.CLng(entity.ID));
}
return(-1);
}
/// <summary>
/// 增加一条记录
/// </summary>
/// <param name="entity">实体模型</param>
/// <returns></returns>
public virtual bool Add(WorkCategoryEntity entity)
{
if (entity.ID <= 0)
{
entity.ID = GetNewID();
}
Dictionary <string, object> dict = new Dictionary <string, object>();
GetParameters(entity, dict);
string strSQL = "insert into WorkCategory (" +
"ID," +
"ParentID," +
"Name," +
"Description," +
"OrderSort," +
"FlowID) " +
"values(" +
"@ID," +
"@ParentID," +
"@Name," +
"@Description," +
"@OrderSort," +
"@FlowID)";
return(_DB.ExeSQLResult(strSQL, dict));
}
/// <summary>
/// 把实体类转换成键/值对集合
/// </summary>
/// <param name="entity"></param>
/// <param name="dict"></param>
private static void GetParameters(WorkCategoryEntity entity, Dictionary <string, object> dict)
{
dict.Add("ID", entity.ID);
dict.Add("ParentID", entity.ParentID);
dict.Add("Name", entity.Name);
dict.Add("Description", entity.Description);
dict.Add("OrderSort", entity.OrderSort);
dict.Add("FlowID", entity.FlowID);
}
/// <summary>
/// 通过数据读取器生成实体类
/// </summary>
/// <param name="rdr"></param>
/// <returns></returns>
private static WorkCategoryEntity GetEntityFromrdr(NullableDataReader rdr)
{
WorkCategoryEntity info = new WorkCategoryEntity();
info.ID = rdr.GetInt32("ID");
info.ParentID = rdr.GetInt32("ParentID");
info.Name = rdr.GetString("Name");
info.Description = rdr.GetString("Description");
info.OrderSort = rdr.GetInt32("OrderSort");
info.FlowID = rdr.GetInt32("FlowID");
return(info);
}
/// <summary>
/// 获取实体（异步方式）
/// </summary>
/// <param name="strWhere">参数化查询条件(例如: and Name = @Name )</param>
/// <param name="dict">参数的名/值集合</param>
/// <returns></returns>
public virtual async Task <WorkCategoryEntity> GetEntityAsync(string strWhere, Dictionary <string, object> dict = null)
{
WorkCategoryEntity obj = null;
string strSQL = "select top 1 * from WorkCategory where 1=1 " + strWhere;
using (NullableDataReader reader = await Task.Run(() => _DB.GetDataReader(strSQL, dict)))
{
if (reader.Read())
{
obj = GetEntityFromrdr(reader);
}
}
return(obj);
}
/// <summary>
/// 更新一条记录（异步方式）
/// </summary>
/// <param name="entity">实体模型</param>
/// <returns></returns>
public virtual async Task <bool> UpdateAsync(WorkCategoryEntity entity)
{
Dictionary <string, object> dict = new Dictionary <string, object>();
GetParameters(entity, dict);
string strSQL = "Update WorkCategory SET " +
"ParentID = @ParentID," +
"Name = @Name," +
"Description = @Description," +
"OrderSort = @OrderSort," +
"FlowID = @FlowID" +
" WHERE " +
"ID = @ID";
return(await Task.Run(() => _DB.ExeSQLResult(strSQL, dict)));
}
/// <summary>
/// 增加或更新一条记录（异步方式）
/// </summary>
/// <param name="entity">实体模型</param>
/// <param name="IsSave">是否增加</param>
/// <returns></returns>
public virtual async Task <bool> AddOrUpdateAsync(WorkCategoryEntity entity, bool IsSave)
{
return(IsSave ? await AddAsync(entity) : await UpdateAsync(entity));
}
/// <summary>
/// 增加或更新一条记录
/// </summary>
/// <param name="entity">实体模型</param>
/// <param name="IsSave">是否增加</param>
/// <returns></returns>
public virtual bool AddOrUpdate(WorkCategoryEntity entity, bool IsSave)
{
return(IsSave ? Add(entity) : Update(entity));
}
