/*    /lib/mayor.c
 *    From the Nightmare V Object Library
 *    Allows players to change their residence on the mud
 *    Created by Descartes of Borg 961019
 *    Version: @(#) mayor.c 1.3@(#)
 *    Last modified: 96/10/20
 */

#include <lib.h>

inherit LIB_SENTIENT;

static void EvaluateCitizenshipRequest();

int Tax = 0;
string LocalCurrency = "gold";

static void create() {
    sentient::create();
    SetRequestResponses(([ "citizenship" : (: EvaluateCitizenshipRequest :),
			 "help" : (: eventForce("speak You can request "
			                        "citizenship from me.") :) ]));
}

mixed CanRequestCitizenship(object who) {
    if( Tax > 0 ) {
	int cost = (currency_rate(LocalCurrency) * Tax);
	
	if( who->GetCurrency(LocalCurrency) < cost ) {
	    eventForce("speak we have a new citizen tax of " + Tax + " " +
		       LocalCurrency + ".");
	    return 0;
	}
    }
    if( who->GetTown() == GetTown() ) {
	return "You are already a citizen of " + GetTown() + ".";
    }
    return 1;
}

mixed eventRequestCitizenship(object who) {
    object array homies = filter(users(), (: $1->GetTown() == GetTown() :));

    homies->eventPrint(who->GetName() + " is now a citizen of " + GetTown() +
		       ".");
    who->SetTown(GetTown());
    who->eventPrint("You are now a citizen of " + GetTown() + ".");
    if( Tax > 0 ) {
	int cost = (currency_rate(LocalCurrency) * Tax);
	
	who->AddCurrency(LocalCurrency, -cost);
	AddCurrency(LocalCurrency, cost);
    }
    return 1;
}

static void EvaluateCitizenshipRequest() {
    mixed tmp = CanRequestCitizenship(this_player());

    if( tmp != 1 ) {
	if( !tmp ) {
	    eventForce("speak Your request is denied.");
	}
	else {
	    this_player()->eventPrint(tmp);
	}
	return;
    }
    eventRequestCitizenship(this_player());
}

string GetLocalCurrency() {
    return LocalCurrency;
}

static string SetLocalCurrency(string str) {
    return (LocalCurrency = str);
}

int GetTax() {
    return Tax;
}

static int SetTax(int x) {
    return (Tax = x);
}