/// <summary>
/// copy
/// </summary>
/// <param name="key"></param>
/// <returns></returns>
public static Cost_Per Copy(string key, out string guid)
{
using (var db = new DB())
{
var rst = db.Cost_Per.FirstOrDefault(t => t.RID == key);
// TODO:修改原始中的一些值
rst.RID = Guid.NewGuid().ToString();
guid = Guid.NewGuid().ToString();
GlobalService.SetTempData(guid, rst);
return(rst);
}
}
/// <summary>
/// 保存数据
/// </summary>
/// <param name="key"></param>
/// <param name="model"></param>
/// <returns></returns>
private static Cost_Per Save(string key, Cost_Per model)
{
// 先将前台传来的数据保存到临时表
GlobalService.SetTempData(key, model);
var msg0 = isDataUsed(model, "upd");
if (msg0.IsNotNullOrEmpty())
{
throw new Exception(msg0);
}
var msg = Validate(model);
if (msg.IsNotNullOrEmpty())
{
throw new Exception(msg);
}
using (var db = new DB())
{
db.Cost_Per.AddOrUpdateExtension(model);
db.SaveChangesAndWriteLog();
return(model);
}
}
/// <summary>
/// 页面打开时创建本页面会话数据
/// </summary>
/// <param name="key"></param>
/// <param name="guid"></param>
/// <returns></returns>
public static Cost_Per Get(string key, out string guid)
{
using (var db = new DB())
{
Cost_Per rst = null;
guid = Guid.NewGuid().ToString();
if (key.IsNullOrEmpty())
{
// 新增
rst = new Cost_Per();
}
else
{
// 编辑，查看等
rst = db.Cost_Per.FirstOrDefault(t => t.RID == key);
}
// 将数据保存到临时表中
GlobalService.SetTempData(guid, rst);
return(rst);
}
}