using System.Text.Json;
using System.Text.Json.Nodes;
using OMS.NET.Common;
using OMS.NET.DbClass;

namespace OMS.NET.Instructs
{
    public class DeleteLayerAndMembersInstuct : Instruct
    {
        public DeleteLayerAndMembersInstuct()
        {
            Type = "broadcast";
            Class = "deleteLayerAndMembers";
        }

        public override Task Handler(string wsid)
        {
            return Task.Run(() =>
            {
                if (!GlobalArea.LoginCheckByID(wsid)) return;//登录检查不通过则直接退出
                if (Data?.GetType() != typeof(JsonElement)) return;//Data 非空和JsonElement类型检查
                try
                {
                    long id = Data.GetProperty("id").GetInt64();
                    LayerData layer = GlobalArea.GetLayerDataByLayerId(id)!;
                    if (layer.Type == "order") throw new Exception("Order Layer不能删");
                    layer.Phase = 2;
                    layer.Reset();//本身移除member和structure内的elementId引用，然后更新到数据库
                    layer.HasChange = true;
                    LayerData order = GlobalArea.GetOrderLayerData();
                    order.OrderDeleteGroupLayer(id);
                    GlobalArea.RemoveDeletedLayerData();//更新图层模板映射
                    string conveyor = GlobalArea.GetLoginEmailByID(wsid);
                    string time = GlobalArea.GetCurrentTime();
                    ResponseOrBroadcastInstructs.Add(new Instruct()
                    {
                        IsBroadcast = true,
                        Type = "broadcast",
                        Class = "updateLayerOrder",
                        Conveyor = conveyor,
                        Time = time,
                        Data = new
                        {
                            member = order.Members
                        }
                    });
                    ResponseOrBroadcastInstructs.Add(new Instruct()
                    {
                        IsBroadcast = true,
                        Type = "broadcast",
                        Class = "deleteLayerAndMembers",
                        Conveyor = conveyor,
                        Time = time,
                        Data = new
                        {
                            id = id,
                            member = layer.Members
                        }
                    });
                }
                catch (Exception ex)
                {
                    GlobalArea.Log.Warn($"处理{Class}广播指令出错：" + ex.Message);
                }
            });
        }
    }
}