/// <summary>
/// 首次加载、列表操作、翻页、排序、刷新、搜索查询、Ajax请求树
/// </summary>
/// <param name="pagingModel"></param>
/// <returns></returns>
public override ActionResult Index([ModelBinder(typeof(PagingModelBinder))] PagingModel pagingModel)
{
var type = Request.Params["type"];
Response.Cache.SetOmitVaryStar(true);
SelectProductsViewModel pvm = new SelectProductsViewModel();
ViewBag.Sort = pagingModel.SortOptions;
var parentId = Request.Params["parentId"];
var parentCode = Request.Params["parentCode"];
Category categoryModel = new Category();
if (String.IsNullOrWhiteSpace(parentId))
{
pvm.CategoriesTree = categoryModel.GetList(p => p.ParentId == null);
}
var expr = LambdaHelper.BuildLambdasOr <Product>(pagingModel.QueryFields, QueryMethods.Contains, pagingModel.Query);
if (String.IsNullOrWhiteSpace(parentCode))
{
pvm.ProductsList = model.GetPagedList(pagingModel, expr);
}
else
{
var predicate = PredicateBuilder.True <Product>();
switch (type)
{
case "Brands":
predicate = predicate.And(f => f.Brand.Code.StartsWith(parentCode)).And(expr);
break;
case "Categories":
predicate = predicate.And(f => f.Category.Code.StartsWith(parentCode)).And(expr);
break;
default:
predicate = predicate.And(f => f.Category.Code.StartsWith(parentCode)).And(expr);
break;
}
pvm.ProductsList = model.GetPagedList(pagingModel, predicate);
}
if (Request.IsAjaxRequest())
{
if (Request.HttpMethod == "GET")
{
return(PartialView("_Index", pvm));
}
else
{
return(Json(new SuccessActionResult("Ok", pvm.CategoriesTree)));
}
}
return(View("Index", pvm));
}
public override ActionResult Query([ModelBinder(typeof(PagingModelBinder))] PagingModel pagingModel)
{
Response.Cache.SetOmitVaryStar(true);
SelectProductsViewModel pvm = new SelectProductsViewModel();
Category categoryModel = new Category();
ViewBag.Sort = pagingModel.SortOptions;
ViewBag.Query = pagingModel.Query;
pagingModel.PageSize = 10;
var parentId = Request.Params["parentId"];
var parentCode = Request.Params["parentCode"];
if (String.IsNullOrWhiteSpace(parentId))
{
pvm.CategoriesTree = categoryModel.GetList(p => p.ParentId == null);
}
else
{
Int32 pId = Int32.Parse(parentId);
pvm.CategoriesTree = categoryModel.GetList(p => p.ParentId == pId);
}
var expr = LambdaHelper.BuildLambdasOr <Product>(pagingModel.QueryFields, QueryMethods.Contains, pagingModel.Query);
if (String.IsNullOrWhiteSpace(parentCode))
{
pvm.ProductsList = model.GetPagedList(pagingModel, expr);
}
else
{
var predicate = PredicateBuilder.True <Product>();
predicate = predicate.And(f => f.Category.Code.StartsWith(parentCode)).And(expr);
pvm.ProductsList = model.GetPagedList(pagingModel, predicate);
}
if (Request.HttpMethod == "GET")
{
return(PartialView("_Query", pvm));
}
//默认是PUT
return(PartialView("Query", pvm));
}
