package core

import (
	"blazing/common/socket/cmd"
	"blazing/common/socket/handler"
	"bytes"

	"github.com/lunixbochs/struc"
	"github.com/panjf2000/gnet"
)

func SendError(cmd cmd.EnumCommandID, data any) { //TODO发送错误码的实现

	//序列化结构体取错误码,然后构造错误结构

	//SEND ERROR 方法，通过error tag取到标签，然后error库内取参数

}

func SendPack(c gnet.Conn, cmd cmd.EnumCommandID, data any) { //TODO  待测试

	//t := reflect.TypeOf(data)
	// var datar []byte
	// var iserror uint32 = 0
	// switch t.Kind() {
	// case reflect.Slice:
	// 	datar = data.([]byte)
	// 	//p.Conn.Write(p.pack(cmd, data.([]byte))) //写入数据

	// case reflect.Struct:
	// 	var data1 bytes.Buffer
	// 	struc.Pack(&data1, &data)
	// 	datar = data1.Bytes()
	// //	p.Conn.Write(p.pack(cmd, data))

	// case reflect.Uint32: //说明是错误码

	// 	iserror = data.(uint32)
	// default:
	// 	// 可选：处理 nil 数据情况,直接返回
	// 	datar = nil
	// 	return
	// }
	//c.Write(pack(packhead(userid uint32, cmd cmd.EnumCommandID, data []byte, iserror uint32)))

}

func Pack(userid uint32, cmd cmd.EnumCommandID, data []byte, iserror uint32) []byte { //组包

	head1 := handler.TomeeHeader{

		Len:     uint32(len(data) + 17),
		CMD:     uint32(cmd),
		Version: "7",
		UserID:  userid,
		Result:  iserror,
		Data:    data,
	}

	if iserror != 0 { //如果存在错误码
		head1.Data = nil
	}
	var data1 bytes.Buffer
	struc.Pack(&data1, &head1)
	return data1.Bytes()

}