//根据ID查询大类
public DishType LoadParentId(int? id)
{
try
{
using (ChooseDishesEntities entities = new ChooseDishesEntities())
{
DishType type = new DishType(); ;
if (id != null)
{
type = (DishType)entities.DishType.Where(info => info.DishTypeId == id && info.Deleted == 0 && info.Status == 0).Single();
if (type == null)
{
type = new DishType();
}
}
return type;
};
}
catch (Exception e)
{
throw e;
}
}
/// <summary>
/// 根据菜品单位和菜品类别对象加载菜品基本数据
/// </summary>
/// <param name="dus"></param>
/// <param name="sub"></param>
private void LoadDishBaseData(List<DishUnit> dus, DishType sub)
{
if (dus == null||sub==null)
{
return;
}
ICollection<Dish> dishes = sub.Dish;
LoadDishData(dus, dishes);
}
/// <summary>
/// 批量保存
/// </summary>
/// <param name="child"></param>
private void SaveBatch(DishType child)
{
ICollection<Dish> dishes = child.Dish;
if (dishes != null && dishes.Count > 0)
{
foreach (var dish in dishes)
{
//获取菜品下说有的做法
List<DischesWayRef> dwrs = _DataService.QueryAllByDishesId(dish.DishId);
foreach (var selectedItem in DishesWaySelectedItems)
{
//根据小类id查找所有的菜品
//插入到做法关联表中
bool flag = true;
foreach (var dwr in dwrs)
{
//判断是否已然存在
if (selectedItem.DischesWayId == dwr.DischesWayId)
{
flag = false;
break;
}
}
if(flag)
_DataService.Add(dish.DishId, selectedItem.DischesWayId);
}
}
}
}
public bool DeleteType(int typeId)
{
using (ChooseDishesEntities entities = new ChooseDishesEntities())
{
DishType type = new DishType();
type.DishTypeId = typeId;
type.Deleted = 1;
DbEntityEntry<DishType> entry = entities.Entry<DishType>(type);
entry.State = System.Data.Entity.EntityState.Unchanged;//Modified
entry.Property("Deleted").IsModified = true;
entry.Property("DishTypeId").IsModified = false;
entities.Configuration.ValidateOnSaveEnabled = false;
var result = entities.SaveChanges();
entities.Configuration.ValidateOnSaveEnabled = true;
if (result == 1)
{
return true;
}
else
{
return false;
}
}
}
public bool UpdateType(DishType type)
{
try
{
using (ChooseDishesEntities entities = new ChooseDishesEntities())
{
DbEntityEntry<DishType> entry = entities.Entry<DishType>(type);
entry.State = System.Data.Entity.EntityState.Unchanged;//Modified
entry.Property("Name").IsModified = true;
entry.Property("DishTypeId").IsModified = false;
//TODO 如果更新状态为“删除”则要检查是否关联了菜品
try
{
entities.Configuration.ValidateOnSaveEnabled = false;
int result = entities.SaveChanges();
entities.Configuration.ValidateOnSaveEnabled = true;
if (result == 1)
{
return true;
}
else
{
return false;
}
}
catch (Exception e)
{
Console.WriteLine(e.ToString());
return false;
}
}
}
catch (Exception e)
{
throw e;
}
}
public Hashtable SaveType(DishType type)
{
try
{
using (ChooseDishesEntities entities = new ChooseDishesEntities())
{
try
{
Hashtable hash = new Hashtable();//返回结果
List<DishType> types;
//检查类型编号或者类型名称是否重复
types = entities.DishType.Where(info => info.Deleted == 0 && (info.Name == type.Name || info.Code == type.Code)).ToList();
if (types != null && types.Count > 0)
{
hash.Add("code", 1);
if (types[0].Name == type.Name)
{
hash.Add("message", "类型名称已经存在，请重新命名！");
}
else if (types[0].Code == type.Code)
{
hash.Add("message", "类型编号已经存在！");
}
return hash;
}
entities.DishType.Add(type);
int result = entities.SaveChanges();
if (result == 1)
{
hash.Add("code", 0);
hash.Add("message", "新增成功！");
}
else
{
hash.Add("code", 2);
hash.Add("message", "新增失败，请稍后再试！");
}
return hash;
}
catch (Exception e)
{
throw e;
}
};
}
catch (Exception e)
{
throw e;
}
}
public DishType LoadTypeById(int id)
{
try
{
DishType type;
using (ChooseDishesEntities entities = new ChooseDishesEntities())
{
type = (DishType)entities.DishType.Include("Dish").Where(info => info.DishTypeId == id);
if (type == null)
{
type = new DishType();
}
return type;
};
}
catch (Exception e)
{
throw e;
}
}
public DishType LoadFatherTypeById(int Id)
{
try
{
using (ChooseDishesEntities entities = new ChooseDishesEntities())
{
DishType fatherType;
DishType type;
type = (DishType)entities.DishType.Include("Dish").Where(info => info.DishTypeId == Id);
if (type == null)
{
fatherType = new DishType();
return fatherType;
}
fatherType = (DishType)entities.DishType.Include("Dish").Where(info => info.DishTypeId == type.ParentId);
if (fatherType == null)
{
fatherType = new DishType();
}
return fatherType;
};
}
catch (Exception e)
{
throw e;
}
}
