/// <summary>
/// 通过区域ID，查找对应定位卡号
/// </summary>
/// <param name="areaId"></param>
/// <returns></returns>
public TopologyToLocationCards GetAreaLocationCardById(int areaId)
{
TopologyToLocationCards result = new TopologyToLocationCards();
result.AreaId = areaId;
List <LocationCardToArea> relations = db.LocationCardToArea.FindAll(i => i.AreaId == areaId);
if (relations != null)
{
result.LocationCards = new List <string>();
foreach (var rela in relations)
{
LocationCard card = db.LocationCards.Find(i => i.Id == rela.LocationCardId);
if (card != null)
{
result.LocationCards.Add(card.Code);
}
}
}
return(result);
}
public TopologyToLocationCards EditDynamicRange(TopologyToLocationCards pt)
{
return(service.EditDynamicRange(pt));
}
/// <summary>
/// 编辑动态区域信息
/// </summary>
/// <param name="pt"></param>
/// <returns></returns>
public TopologyToLocationCards EditDynamicRange(TopologyToLocationCards pt)
{
try
{
List <LocationCard> cardList = new List <LocationCard>();
foreach (var item in pt.LocationCards)
{
if (string.IsNullOrEmpty(item))
{
continue;
}
LocationCard cardT = db.LocationCards.Find(i => i.Code.ToLower() == item.ToLower());
//异常情况：1.定位卡编号不存在
if (cardT == null && !string.IsNullOrEmpty(item))
{
pt.ErrorInfo = string.Format("定位卡，卡号：{0} 不存在！", item);
return(pt);
}
//2.定位卡已经绑定其他区域
LocationCardToArea bindingOther = db.LocationCardToArea.Find(i => i.LocationCardId == cardT.Id && i.AreaId != pt.AreaId);
if (bindingOther != null)
{
Area area = db.Areas.Find(i => i.Id == bindingOther.AreaId);
pt.ErrorInfo = string.Format("定位卡，卡号：{0}，已绑定区域：{1} \n请更换其他定位卡，获取解绑该定位卡！", item, area == null?bindingOther.AreaId.ToString():area.Name);
return(pt);
}
//如没有异常，则保存到数据库
if (cardT != null)
{
cardList.Add(cardT);
}
}
List <LocationCardToArea> relations = db.LocationCardToArea.FindAll(i => i.AreaId == pt.AreaId);
if (relations != null)
{
db.LocationCardToArea.RemoveList(relations);
}
List <LocationCardToArea> newRelations = new List <LocationCardToArea>();
foreach (var item in cardList)
{
LocationCardToArea card = new LocationCardToArea();
card.AreaId = pt.AreaId;
card.LocationCardId = item.Id;
newRelations.Add(card);
}
if (newRelations.Count != 0)
{
bool value = db.LocationCardToArea.AddRange(newRelations);
if (value)
{
return(pt);
}
}
pt.ErrorInfo = "修改区域关联定位卡失败！";
return(pt);
}
catch (Exception e)
{
pt.ErrorInfo = "修改区域关联定位卡失败！";
return(pt);
}
}