public bool EditTagPosition(Position position)
{
TagPosition tagPos = TagPositions.FindByCode(position.Tag);//判断是否存在实时数据
if (tagPos == null)
{
TagPosition tagPosition = new TagPosition(position);
if (TagPositions.Add(tagPosition))//添加新的实时数据
{
return(true);
}
else
{
ErrorMessage = Position.ErrorMessage;
return(false);
}
}
else
{
tagPos.Edit(position);
if (TagPositions.Edit(tagPos))//修改实时数据
{
return(true);
}
else
{
ErrorMessage = Position.ErrorMessage;
return(false);
}
}
}
private List <TagPosition> EditTagPositionList(List <Position> positions)
{
//1.获取列表
List <TagPosition> tagPosList = TagPositions.ToList();
List <TagPosition> changedTagPosList = new List <TagPosition>();
//2.修改数据
for (int i = 0; i < positions.Count; i++)
{
Position position = positions[i];
if (position == null)
{
continue; //位置信息可能有null
}
TagPosition tagPos = tagPosList.Find(item => item.Tag == position.Tag);
if (tagPos == null)
{
continue;
}
tagPos.Edit(position);
if (!changedTagPosList.Contains(tagPos))
{
changedTagPosList.Add(tagPos);
}
}
return(changedTagPosList);
}
