public static void DeleteDataTag(long dataTagId)
{
DataTagShip dt = DataTagShip.findById(dataTagId);
if (dt == null)
{
return;
}
long tagId = dt.Tag == null ? 0 : dt.Tag.Id;
dt.delete();
if (tagId == 0)
{
return;
}
int count = DataTagShip.count("TagId=" + tagId);
Tag tag = Tag.findById(tagId);
if (tag == null)
{
return;
}
tag.DataCount = count;
tag.update();
}
private static void recountTagDatas(List <Tag> tags)
{
foreach (Tag tag in tags)
{
int count = DataTagShip.find("Tag.Id=" + tag.Id).count();
tag.DataCount = count;
tag.update("DataCount");
}
}
public static void DeleteTag(long tagId)
{
Tag tag = Tag.findById(tagId);
if (tag == null)
{
return;
}
DataTagShip.deleteBatch("TagId=" + tagId);
tag.delete();
}
private static void clearDataTags(IAppData data)
{
List <DataTagShip> list = DataTagShip.find("DataId=:dataId and TypeFullName=:dataType")
.set("dataId", data.Id)
.set("dataType", data.GetType().FullName)
.list();
foreach (DataTagShip ship in list)
{
db.delete(ship);
}
}
private void initDataTagList()
{
List <DataTagShip> list = DataTagShip.find("DataId=" + _data.Id + " and TypeFullName=:tname order by Id").set("tname", _data.GetType().FullName).list();
_dataTags = list;
_tags = new List <Tag>();
foreach (DataTagShip dt in list)
{
_tags.Add(dt.Tag);
}
}
private static void joinTag_Data(Tag tag, IAppData data)
{
if (DataTagShip.find("DataId=:dataId and Tag.Id=:tagId and TypeFullName=:dataType")
.set("dataId", data.Id)
.set("tagId", tag.Id)
.set("dataType", data.GetType().FullName)
.count() == 0)
{
DataTagShip ship = new DataTagShip();
ship.DataId = data.Id;
ship.TypeFullName = data.GetType().FullName;
ship.Tag = tag;
db.insert(ship);
}
}