/// <summary>
/// 添加与编辑COL_ORDER01记录
/// </summary>
/// <param name="page">当前页面指针</param>
/// <param name="model">COL_ORDER01表实体</param>
/// <param name="content">更新说明</param>
/// <param name="isCache">是否更新缓存</param>
/// <param name="isAddUseLog">是否添加用户操作日志</param>
public void Save(Page page, COL_ORDER01 model, string content = null, bool isCache = true, bool isAddUseLog = true)
{
try {
//保存
model.Save();
//判断是否启用缓存
if (CommonBll.IsUseCache() && isCache)
{
SetModelForCache(model);
}
if (isAddUseLog)
{
if (string.IsNullOrEmpty(content))
{
content = "{0}" + (model.Id == 0 ? "添加" : "编辑") + "COL_ORDER01记录成功，ID为【" + model.Id + "】";
}
//添加用户访问记录
UseLogBll.GetInstence().Save(page, content);
}
}
catch (Exception e) {
var result = "执行COL_ORDER01Bll.Save()函数出错！";
//出现异常，保存出错日志信息
CommonBll.WriteLog(result, e);
}
}
/// <summary>
/// 从IIS缓存中获取指定Id记录
/// </summary>
/// <param name="id">主键Id</param>
/// <returns>DataAccess.Model.COL_ORDER01</returns>
public DataAccess.Model.COL_ORDER01 GetModelForCache(long id)
{
try
{
//从缓存中读取指定Id记录
var model = GetModelForCache(x => x.Id == id);
if (model == null)
{
//从数据库中读取
var tem = COL_ORDER01.SingleOrDefault(x => x.Id == id);
if (tem == null)
{
return(null);
}
else
{
//对查询出来的实体进行转换
model = Transform(tem);
return(model);
}
}
else
{
return(model);
}
}
catch (Exception e)
{
//记录日志
CommonBll.WriteLog("从IIS缓存中获取COL_ORDER01表记录时出现异常", e);
return(null);
}
}
/// <summary>
/// 获取指定Id记录
/// </summary>
/// <param name="id">主键Id</param>
/// <param name="isCache">是否从缓存中读取</param>
/// <returns>DataAccess.Model.COL_ORDER01</returns>
public DataAccess.Model.COL_ORDER01 GetModel(long id, bool isCache = true)
{
//判断是否使用缓存
if (CommonBll.IsUseCache() && isCache)
{
//从缓存中获取List
var list = GetList();
if (list == null)
{
return(null);
}
else
{
//在List查询指定主键Id的记录
return(list.SingleOrDefault(x => x.Id == id));
}
}
else
{
//从数据库中直接读取
var model = COL_ORDER01.SingleOrDefault(x => x.Id == id);
if (model == null)
{
return(null);
}
else
{
//对查询出来的实体进行转换
return(Transform(model));
}
}
}
/// <summary>
/// 判断指定主键Id的记录是否存在——在IIS缓存或数据库中查找
/// </summary>
/// <param name="id">主键Id</param>
/// <returns></returns>
public bool Exist(int id)
{
if (id <= 0)
{
return(false);
}
//判断是否启用缓存
if (CommonBll.IsUseCache())
{
return(Exist(x => x.Id == id));
}
//从数据库中查找
return(COL_ORDER01.Exists(x => x.Id == id));
}
/// <summary>
/// 获取数据表中的某个值——从数据库中查询，如果使用了缓存，删除成功后会清空本表的所有缓存记录，然后重新加载进缓存
/// </summary>
/// <param name="page">当前页面指针</param>
/// <param name="expression">条件语句</param>
/// <param name="isAddUseLog">是否添加用户操作日志</param>
public void Delete(Page page, Expression <Func <COL_ORDER01, bool> > expression, bool isAddUseLog = true)
{
//执行删除
COL_ORDER01.Delete(expression);
//判断是否启用缓存
if (CommonBll.IsUseCache())
{
//清空当前表所有缓存记录
DelAllCache();
//重新载入缓存
GetList();
}
if (isAddUseLog)
{
//添加用户操作记录
UseLogBll.GetInstence().Save(page, "{0}删除了COL_ORDER01表记录！");
}
}
/// <summary>
/// 将COL_ORDER01记录实体（SubSonic实体）转换为普通的实体（DataAccess.Model.COL_ORDER01）
/// </summary>
/// <param name="model">SubSonic插件生成的实体</param>
/// <returns>DataAccess.Model.COL_ORDER01</returns>
public DataAccess.Model.COL_ORDER01 Transform(COL_ORDER01 model)
{
if (model == null)
{
return(null);
}
return(new DataAccess.Model.COL_ORDER01
{
Id = model.Id,
SHOP_ID = model.SHOP_ID,
COL_ID = model.COL_ID,
SNo = model.SNo,
PROD_ID = model.PROD_ID,
QUANTITY = model.QUANTITY,
COST_PRICE = model.COST_PRICE,
STD_UNIT = model.STD_UNIT,
STD_CONVERT = model.STD_CONVERT,
STD_QUAN = model.STD_QUAN,
STD_PRICE = model.STD_PRICE,
});
}
/// <summary>
/// 从IIS缓存中获取COL_ORDER01表记录
/// </summary>
/// <param name="isCache">是否从缓存中读取</param>
public IList <DataAccess.Model.COL_ORDER01> GetList(bool isCache = true)
{
try
{
//判断是否使用缓存
if (CommonBll.IsUseCache() && isCache)
{
//检查指定缓存是否过期——缓存当天有效，第二天自动清空
if (CommonBll.CheckCacheIsExpired(const_CacheKey_Date))
{
//删除缓存
DelAllCache();
}
//从缓存中获取DataTable
var obj = CacheHelper.GetCache(const_CacheKey);
//如果缓存为null，则查询数据库
if (obj == null)
{
var list = GetList(false);
//将查询出来的数据存储到缓存中
CacheHelper.SetCache(const_CacheKey, list);
//存储当前时间
CacheHelper.SetCache(const_CacheKey_Date, DateTime.Now);
return(list);
}
//缓存中存在数据，则直接返回
else
{
return((IList <DataAccess.Model.COL_ORDER01>)obj);
}
}
else
{
//定义临时实体集
IList <DataAccess.Model.COL_ORDER01> list = null;
//获取全表缓存加载条件表达式
var exp = GetExpression <COL_ORDER01>();
//如果条件为空，则查询全表所有记录
if (exp == null)
{
//从数据库中获取所有记录
var all = COL_ORDER01.All();
list = all == null ? null : Transform(all.ToList());
}
else
{
//从数据库中查询出指定条件的记录，并转换为指定实体集
var all = COL_ORDER01.Find(exp);
list = all == null ? null : Transform(all);
}
return(list);
}
}
catch (Exception e)
{
//记录日志
CommonBll.WriteLog("从IIS缓存中获取COL_ORDER01表记录时出现异常", e);
}
return(null);
}
/// <summary>
/// 更新IIS缓存中指定Id记录
/// </summary>
/// <param name="model">记录实体</param>
public void SetModelForCache(COL_ORDER01 model)
{
SetModelForCache(Transform(model));
}
/// <summary>
/// 从IIS缓存中获取指定Id记录
/// </summary>
/// <param name="conditionColName">条件列名</param>
/// <param name="value">条件值</param>
/// <returns>DataAccess.Model.COL_ORDER01</returns>
public DataAccess.Model.COL_ORDER01 GetModelForCache(string conditionColName, object value)
{
try
{
//从缓存中获取List
var list = GetList();
DataAccess.Model.COL_ORDER01 model = null;
Expression <Func <COL_ORDER01, bool> > expression = null;
//返回指定条件的实体
switch (conditionColName)
{
case "Id":
model = list.SingleOrDefault(x => x.Id == (int)value);
expression = x => x.Id == (int)value;
break;
case "SHOP_ID":
model = list.SingleOrDefault(x => x.SHOP_ID == (string)value);
expression = x => x.SHOP_ID == (string)value;
break;
case "COL_ID":
model = list.SingleOrDefault(x => x.COL_ID == (string)value);
expression = x => x.COL_ID == (string)value;
break;
case "SNo":
model = list.SingleOrDefault(x => x.SNo == (int)value);
expression = x => x.SNo == (int)value;
break;
case "PROD_ID":
model = list.SingleOrDefault(x => x.PROD_ID == (string)value);
expression = x => x.PROD_ID == (string)value;
break;
case "QUANTITY":
model = list.SingleOrDefault(x => x.QUANTITY == (decimal)value);
expression = x => x.QUANTITY == (decimal)value;
break;
case "COST_PRICE":
model = list.SingleOrDefault(x => x.COST_PRICE == (decimal)value);
expression = x => x.COST_PRICE == (decimal)value;
break;
case "STD_UNIT":
model = list.SingleOrDefault(x => x.STD_UNIT == (string)value);
expression = x => x.STD_UNIT == (string)value;
break;
case "STD_CONVERT":
model = list.SingleOrDefault(x => x.STD_CONVERT == (int)value);
expression = x => x.STD_CONVERT == (int)value;
break;
case "STD_QUAN":
model = list.SingleOrDefault(x => x.STD_QUAN == (decimal)value);
expression = x => x.STD_QUAN == (decimal)value;
break;
case "STD_PRICE":
model = list.SingleOrDefault(x => x.STD_PRICE == (decimal)value);
expression = x => x.STD_PRICE == (decimal)value;
break;
default:
return(null);
}
if (model == null)
{
//从数据库中读取
var tem = COL_ORDER01.SingleOrDefault(expression);
if (tem == null)
{
return(null);
}
else
{
//对查询出来的实体进行转换
model = Transform(tem);
return(model);
}
}
else
{
return(model);
}
}
catch (Exception e)
{
//记录日志
CommonBll.WriteLog("从IIS缓存中获取COL_ORDER01表记录时出现异常", e);
return(null);
}
}