#define DIALOG_DRINK 100500

if (strcmp("/drink", cmdtext, true, 10) == 0)
{
if(!IsPlayerRangeOfPoint(playerid,2.5,координаты магазина)) return 1;
ShowPlayerDialog(playerid,DIALOG_DRINK,"Магазин выпивки","Пиво\nВино\nСпрайт","Взять","Уйти");
return 1;
}

public OnDialogResponse(playerid,dialogid,response,listitem,inputtext[])
{
switch(dialogid)
{
case DIALOG_DRINK:
{
if(!response) return 1;
switch(listitem)
{
case 0: SetPlayerSpecialAction (playerid, SPECIAL_ACTION_DRINK_BEER );
case 1: SetPlayerSpecialAction (playerid, SPECIAL_ACTION_DRINK_WINE );
case 2: SetPlayerSpecialAction (playerid, SPECIAL_ACTION_DRINK_SPRITE );
}
}
/*
ваши диалоги...
*/
}
return 1;
}