/// <summary>
/// 复杂查询
/// </summary>
/// <param name="model">查询对象</param>
/// <param name="Orders">排序字典key:排序的字段,value:asc升序/desc降序</param>
/// <param name="PageSize">每页行数，默认15</param>
/// <param name="PageIndex">当前页码，默认100</param>
/// <returns></returns>
public DataGrid <T_AgreeListModel> Search(T_AgreeListModel model, Dictionary <string, string> Orders = null, int PageSize = 15, int PageIndex = 100)
{
Expression <Func <T_AgreeList, bool> > where = null; //最终查询条件
var lambdaList = new List <Expression <Func <T_AgreeList, bool> > >(); //lambda查询条件集合
int total = 0; //总行数
if (model.ProjectId != null && model.ProjectId > 0)
{
lambdaList.Add(c => c.ProjectId == model.ProjectId);
}
if (model.AgreeId != null && model.AgreeId > 0)
{
lambdaList.Add(c => c.AgreeId == model.AgreeId);
}
if (model.CategoryId != null && model.CategoryId > 0)
{
T_SysListBLL syslist = new T_SysListBLL();
List <int> childer = syslist.GetChildren(1, (int)model.CategoryId);
lambdaList.Add(c => childer.Contains((int)c.CategoryId));
}
//将集合表达式树转换成Expression表达式树
MyVisitor <T_AgreeList, T_AgreeList> visitor = new MyVisitor <T_AgreeList, T_AgreeList>();
where = visitor.Modify(lambdaList);
var list = dal.Search(out total, where, Orders, PageSize, PageIndex).DTOList().ToList();
var result = new DataGrid <T_AgreeListModel>()
{
rows = list,
total = total
};
return(result);
}
public static T_AgreeListModel DTO(this T_AgreeList node)
{
if (node == null)
{
return(null);
}
var model = new T_AgreeListModel()
{
Id = node.Id,
AgreeId = node.AgreeId,
CategoryId = node.CategoryId,
Category = node.Category,
Cost = node.Cost,
CostId = node.CostId,
Description = node.Description,
Price = node.Price,
ProjectId = node.ProjectId,
Qty = node.Qty,
Uom = node.Uom,
Profit = node.Profit,
};
if (model.Price > 0)
{
model.CostMarkup = Math.Round((decimal)((model.Price - model.Cost) / model.Price) * 100, 2);
}
else
{
model.CostMarkup = 0;
}
model.TotalPrice = Math.Round((decimal)(model.Qty * model.Price), 2);
model.TotalCost = Math.Round((decimal)(model.Qty * model.Cost), 2);
return(model);
}
public static T_AgreeList ToModel(this T_AgreeListModel node)
{
return(new T_AgreeList()
{
Id = node.Id,
AgreeId = node.AgreeId,
CategoryId = node.CategoryId,
Category = node.Category,
Cost = node.Cost,
CostId = node.CostId,
Description = node.Description,
Price = node.Price,
ProjectId = node.ProjectId,
Qty = node.Qty,
Uom = node.Uom,
Profit = node.Profit,
});
}
public int DeleteData(T_AgreeListModel model)
{
return(this.Delete(model.Id));
}
public int EditData(T_AgreeListModel model)
{
return(this.Edit(model.ToModel()));
}
public int AddData(T_AgreeListModel model)
{
return(this.Add(model.ToModel()));
}
