package trace

import (
	"log"
	"os"
	"strings"
)

// Enabled 判断是否开启 RDP 协议级调试日志，默认关闭避免高频帧刷屏 // Logan.Li
func Enabled() bool {
	v := strings.ToLower(strings.TrimSpace(os.Getenv("RDP_DEBUG")))
	return v == "1" || v == "true" || v == "yes" || v == "debug"
}

// Logf 输出 RDP 调试日志，统一前缀便于 docker logs 过滤 // Logan.Li
func Logf(format string, args ...interface{}) {
	if !Enabled() {
		return
	}
	log.Printf("[RDP:TRACE] "+format, args...)
}