#include <amxmodx>
#include <fakemeta>

new bool: g_Changed[33];

public plugin_init()
{
    register_message(get_user_msgid("SayText"), "MessageHook_SayText");

    register_forward(FM_ClientUserInfoChanged, "FMHook_UserInfoChanged");
   
   register_event("HLTV", "Can_Change", "a", "1=0", "2=0")
}

public Can_Change()
{
   new Players[32], Num, id
   get_players(Players, Num)
   for(new i; i < Num; i++)
   {
      id = Players
      [i]g_Changed [id]= false
   }
}

public MessageHook_SayText()
{
    static const szNameChange[] = "#Cstrike_Name_Change";

    static szMsg[32];
    get_msg_arg_string(2, szMsg, charsmax(szMsg));

    if(equal(szMsg, szNameChange))
       return PLUGIN_HANDLED;
   
    return PLUGIN_CONTINUE;
} 

public FMHook_UserInfoChanged(id)
{ 
    static const szName[] = "name";
    static szOldName[32], szNewName[32];
    pev(id, pev_netname, szOldName, charsmax(szOldName));
    if(szOldName[0])
   {
       get_user_info(id, szName, szNewName, charsmax(szNewName));
       if(!equal(szOldName, szNewName))
      {
         if(!g_Changed[id])
         {       
            client_print(0, print_chat, "Игрок %s сменил ник на %s", szOldName, szNewName);
            g_Changed [id]= true
         }
         else
         {
            set_user_info(id, "name", szOldName)
            client_print(id, print_chat, "Ник можно будет сменить в следующем раунде");
         }
      }
    }
}