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

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

        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();
                    string name = Data.GetProperty("name").GetString();
                    if (GlobalArea.IsLayerNameRepeat(name)) throw new Exception("存在名称重复");
                    LayerData layerData = GlobalArea.GetLayerDataByLayerId(id) ?? throw new Exception($"未找到MapLayer {id}");
                    layerData.Structure!.AsArray().RemoveAt(0);
                    layerData.Structure!.AsArray().Insert(0, name);
                    layerData.UpdateToDb();

                    string conveyor = GlobalArea.GetLoginEmailByID(wsid);
                    string time = GlobalArea.GetCurrentTime();
                    ResponseOrBroadcastInstructs.Add(new Instruct()
                    {
                        IsBroadcast = true,
                        Type = "broadcast",
                        Class = "renameLayer",
                        Conveyor = conveyor,
                        Time = time,
                        Data = new
                        {
                            id = id,
                            name = name,
                        }
                    });
                }
                catch (Exception ex)
                {
                    GlobalArea.Log.Warn($"处理{Class}广播指令出错：" + ex.Message);
                }
            });
        }
    }
}