public List<TreeJsonModel> GetAllTree()
{
AreaSearchCondition csc = new AreaSearchCondition()
{
OrderBy = EnumAreaSearchOrderBy.OrderById
};
List<AreaEntity> ceListBuffer = new List<AreaEntity>();
List<TreeJsonModel> treeJsonModelBuffer = new List<TreeJsonModel>();
List<AreaEntity> ceList = _areaService.GetAreaByCondition(csc).ToList();
foreach (var ce in ceList)
{
if (ce.ParentId == 0)
{
ceListBuffer.Add(ce);//查找第一级；
}
}
foreach (var ce in ceListBuffer)
{
TreeJsonModel TJM = new TreeJsonModel()
{
label = ce.AreaName,
Id = ce.Id
};
treeJsonModelBuffer.Add(TJM);
TJM.children = GetJsonFromTreeModel(TJM.Id);
}
return treeJsonModelBuffer;
}
public HttpResponseMessage GetAllClassify()
{
AreaSearchCondition csc = new AreaSearchCondition()
{
OrderBy = EnumAreaSearchOrderBy.OrderById
};
return PageHelper.toJson(GetAllTree().ToList());
}
public HttpResponseMessage GetCondition(int parentId=0)
{
var areaCon = new AreaSearchCondition
{
ParentId = parentId
};
var areaList = _areaService.GetAreaByCondition(areaCon).Select(a=>new
{
Id=a.Id,
AreaName=a.AreaName
}).ToList();
var typeCon = new ParameterSearchCondition
{
Name="户型"
};
var typeList = _parameterService.GetParametersByCondition(typeCon).SelectMany(p => p.Values).Select(v=>new
{
TypeId = v.Id,
TypeName = v.Parametervalue
}).ToList();
return PageHelper.toJson(new { AreaList = areaList, TypeList = typeList });
}
public IQueryable<AreaEntity> GetAreaByCondition(AreaSearchCondition condition)
{
var query = _areaRepository.Table;
try
{
if (condition.Ids != null && condition.Ids.Any())
{
query = query.Where(q => condition.Ids.Contains(q.Id));
}
if (condition.ParentId.HasValue)
{
query = query.Where(q => q.ParentId == condition.ParentId);
}
if (!string.IsNullOrEmpty(condition.AreaName))
{
query = query.Where(q => q.AreaName == condition.AreaName);
}
if (condition.OrderBy.HasValue)
{
switch (condition.OrderBy.Value)
{
case EnumAreaSearchOrderBy.OrderById:
query = condition.IsDescending ? query.OrderByDescending(q => q.Id) : query.OrderBy(q => q.Id);
break;
}
}
else
{
query = query.OrderBy(q => q.Id);
}
if (condition.Page.HasValue && condition.PageCount.HasValue)
{
query = query.Skip((condition.Page.Value - 1) * condition.PageCount.Value).Take(condition.PageCount.Value);
}
return query;
}
catch (Exception e)
{
_log.Error(e,"数据库操作出错");
return null;
}
}
public int GetAreaCount(AreaSearchCondition condition)
{
var query = _areaRepository.Table;
try
{
if (condition.Ids != null && condition.Ids.Any())
{
query = query.Where(q => condition.Ids.Contains(q.Id));
}
if (!string.IsNullOrEmpty(condition.AreaName))
{
query = query.Where(q => q.AreaName == condition.AreaName);
}
return query.Count();
}
catch (Exception e)
{
_log.Error(e, "数据库操作出错");
return -1;
}
}
public List<TreeJsonModel> GetJsonFromTreeModel(int nodeId)
{
AreaSearchCondition csc = new AreaSearchCondition()
{
OrderBy = EnumAreaSearchOrderBy.OrderById
};
List<TreeJsonModel> datalist = new List<TreeJsonModel>();
List<AreaEntity> ceList = _areaService.GetBySuperArea(nodeId).ToList();//找出该级的子集；
foreach (var ce in ceList)
{
TreeJsonModel TJM = new TreeJsonModel()
{
label = ce.AreaName,
Id = ce.Id
};
datalist.Add(TJM);
TJM.children = GetJsonFromTreeModel(TJM.Id);//自迭代;
}
if (ceList.Count == 0)//若遍历到末端，则：
{
return null;
}
else
{
return datalist;
}
}
