//更新设备状态信息
private void QueryTerminalInfos(ICollection <ClassRoom> classrooms)
{
ICollection <ClassroomBuilding> classroomBuildings = new List <ClassroomBuilding>();
foreach (var classroom in classrooms)
{
classroomBuildings.Add(classroom.ClassroomBuilding);
classroom.ClassroomBuilding = null;
}
//JsonSerializerSettings settings = new JsonSerializerSettings();
//settings.ReferenceLoopHandling = ReferenceLoopHandling.Ignore;
//settings.MissingMemberHandling = MissingMemberHandling.Ignore;
//string jClassrooms = JsonConvert.SerializeObject(classrooms, settings);
//JArray j = JArray.Parse(jClassrooms);
//object cls = j.ToObject<ICollection<ClassRoom>>();
JObject jo = restConnection.Post("api/TerminalInfo/QueryLastTerminalInfos", classrooms);
foreach (var classroom in classrooms)
{
classroom.ClassroomBuilding = classroomBuildings.ElementAt(classrooms.ToList().IndexOf(classroom));
}
if (jo.Value <bool>("success"))
{
JArray ja = jo.Value <JArray>("data");
if (null != ja)
{
Collection <TerminalInfo> terminalInfos = ja.ToObject <Collection <TerminalInfo> >();
foreach (var terminalInfo in terminalInfos)
{
ClassRoom classroom = classrooms.Where(p => p.TerminalId.Equals(terminalInfo.TerminalId)).FirstOrDefault();
if (null != classroom)
{
terminalInfo.Name = classroom.ClassroomBuilding.BuildingName + "_" + classroom.RoomNum;
}
}
//删除未选择的教室
ICollection <TerminalInfo> removeItems = TerminalInfos.Where(p => !terminalInfos.Select(o => o.TerminalId).Contains(p.TerminalId)).ToList();
foreach (var item in removeItems)
{
TerminalInfos.Remove(item);
}
//更新原选择教室的信息
PropertyInfo[] properties = typeof(TerminalInfo).GetProperties(BindingFlags.DeclaredOnly | BindingFlags.Public | BindingFlags.Instance);
foreach (var item in TerminalInfos)
{
TerminalInfo terminalInfo = terminalInfos.Where(p => p.TerminalId == item.TerminalId).FirstOrDefault();
if (null != terminalInfo)
{
foreach (PropertyInfo property in properties)
{
property.SetValue(item, property.GetValue(terminalInfo, null), null);
}
}
}
//增加新选择的教室
ICollection <TerminalInfo> addItems = terminalInfos.Where(p => !TerminalInfos.Select(o => o.TerminalId).Contains(p.TerminalId)).ToList();
foreach (var item in addItems)
{
TerminalInfos.Add(item);
}
}
}
}
