Simple Tag! 0.1 ~

#include <a_samp>
#include <zcmd>
#include <sscanf2>

#define COLOR_RED           0xFF0000AA
#define FILTERSCRIPT

public OnFilterScriptInit()
{
    printf("Simple Tag! by rooT. / leaNN!");
    printf("~ Succefully Loaded!");
    return 1;
}

public OnFilterScriptExit()
{
    printf("Simple Tag! by rooT. / leaNN!");
    printf("~ Succefully Unloaded!");
    return 1;
}

new pname[MAX_PLAYER_NAME], str[MAX_PLAYER_NAME+5]; // Creating the variables.

CMD:mytag(playerid, params[]) // Creating the command
{
    new tag[5]; // We define "tag" with a value of 5 cells.
    if(!sscanf(params, "s[4]", tag)) // sscanf, it format "tag" with the first 3 characters of "params"
    {
        if(!strfind(tag, "[") || !strfind(tag, "]")) return SendClientMessage(playerid, COLOR_RED, "You shouldn't include '[' and ']' !"); // Si se encuentra [ o ], return 0.
        if(GetPVarInt(playerid, "Tag") == 0) // If the player hasn't a tag.
        {
            GetPlayerName(playerid, pname, sizeof(pname)); // We get the player name and save it in pname.
            SetPVarString(playerid, "OldName", pname); // We save the player name in the variable "OldName"
            format(str, sizeof(str), "[%s]%s", tag, pname); // We format str with the tag and the name of the player.
            SetPlayerName(playerid, str); // We change the player's name
            SetPVarInt(playerid, "Tag", 1); // We indicate that the player now has a tag.
        }
        else
        {
            GetPVarString(playerid, "OldName", pname, 24); //We get the OldName string.
            SetPlayerName(playerid, pname); // We change the player name to the original name.

            GetPlayerName(playerid, pname, sizeof(pname)); // We get the player name and save it in pname.
            SetPVarString(playerid, "OldName", pname); // We save the player name in the variable "OldName"
            format(str, sizeof(str), "[%s]%s", tag, pname); // We format str with the tag and the name of the player.
            SetPlayerName(playerid, str); // We change the player's name
            SetPVarInt(playerid, "Tag", 1); // We indicate that the player now has a tag.
        }
    } else return SendClientMessage(playerid, COLOR_RED, "Uso: /mytag <tag> [3 Characters max!]"); // sscanf, si "tag" es mayor a 3 o es nulo.
    return 1; // End of the Command
}

CMD:notag(playerid, params[]) // Creating the command
{
    if(GetPVarInt(playerid, "Tag") == 0) return SendClientMessage(playerid, COLOR_RED, "Tu no tienes un tag!"); // Si el jugador no tiene un tag, return 0.
    GetPVarString(playerid, "OldName", pname, 24); //We get the OldName string.
    SetPlayerName(playerid, pname); // We change the player name to the original name.
    SetPVarInt(playerid, "Tag", 0); // We indicate that the player now hasn't a tag.
    return 1; // End of the Command
}