/* The following code is based on ILAB OLC by Jason Dinkel */
/* Mobprogram code by Lordrom for Nevermore Mud */

#if defined(macintosh)
#include <types.h>
#else
#include <sys/types.h>
#endif
#include <ctype.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
#include "merc.h"
#include "tables.h"
#include "olc.h"
#include "recycle.h"

#define MPEDIT( fun )           bool fun(CHAR_DATA *ch, char*argument)


const struct olc_cmd_type mpedit_table[] =
{
/*	{	command		function	}, */

	{	"commands",	show_commands	},
	{	"create",	mpedit_create	},
	{	"code",		mpedit_code	},
	{	"show",		mpedit_show	},
	{	"list",		mpedit_list	},
	{	"?",		show_help	},

	{	NULL,		0		}
};

void mpedit( CHAR_DATA *ch, char *argument)
{
    MPROG_CODE *pMcode;
    char arg[MAX_INPUT_LENGTH];
    char command[MAX_INPUT_LENGTH];
    int cmd;
    AREA_DATA *ad;

    smash_tilde(argument);
    strcpy(arg, argument);
    argument = one_argument( argument, command);

    EDIT_MPCODE(ch, pMcode);

    if (pMcode)
    {
	ad = get_vnum_area( pMcode->vnum );

	if ( ad == NULL ) /* ??? */
	{
		edit_done(ch);
		return;
	}

	if ( !IS_BUILDER(ch, ad) )
	{
		send_to_char("MPEdit: Insufficient security to modify code.\n\r", ch);
		edit_done(ch);
		return;
	}
    }

    if (command[0] == '\0')
    {
        mpedit_show(ch, argument);
        return;
    }

    if (!str_cmp(command, "done") )
    {
        edit_done(ch);
        return;
    }

    for (cmd = 0; mpedit_table[cmd].name != NULL; cmd++)
    {
	if (!str_prefix(command, mpedit_table[cmd].name) )
	{
		if ((*mpedit_table[cmd].olc_fun) (ch, argument) && pMcode)
			if ((ad = get_vnum_area(pMcode->vnum)) != NULL)
				SET_BIT(ad->area_flags, AREA_CHANGED);
		return;
	}
    }

    interpret(ch, arg);

    return;
}

void do_mpedit(CHAR_DATA *ch, char *argument)
{
    MPROG_CODE *pMcode;
    char command[MAX_INPUT_LENGTH];

    argument = one_argument(argument, command);

    if( is_number(command) )
    {
	long vnum = atoi(command);
	AREA_DATA *ad;

	if ( (pMcode = get_mprog_index(vnum)) == NULL )
	{
		send_to_char("MPEdit : That vnum does not exist.\n\r",ch);
		return;
	}

	ad = get_vnum_area(vnum);

	if ( ad == NULL )
	{
		send_to_char( "MPEdit : VNUM no asignado a ningun area.\n\r", ch );
		return;
	}

	if ( !IS_BUILDER(ch, ad) )
	{
		send_to_char("MPEdit : Insuficiente seguridad para editar area.\n\r", ch );
		return;
	}

	ch->desc->pEdit		= (void *)pMcode;
	ch->desc->editor	= ED_MPCODE;

	return;
    }

    if ( !str_cmp(command, "create") )
    {
	if (argument[0] == '\0')
	{
		send_to_char( "Sintaxis : mpedit create [vnum]\n\r", ch );
		return;
	}

	mpedit_create(ch, argument);
	return;
    }

    send_to_char( "Sintaxis : mpedit [vnum]\n\r", ch );
    send_to_char( "           mpedit create [vnum]\n\r", ch );

    return;
}

MPEDIT (mpedit_create)
{
    MPROG_CODE *pMcode;
    long value = atoi(argument);
    AREA_DATA *ad;

    if (IS_NULLSTR(argument) || value < 1)
    {
	send_to_char( "Sintaxis : mpedit create [vnum]\n\r", ch );
	return FALSE;
    }

    ad = get_vnum_area(value);

    if ( ad == NULL )
    {
    	send_to_char( "MPEdit : VNUM no asignado a ningun area.\n\r", ch );
    	return FALSE;
    }

    if ( !IS_BUILDER(ch, ad) )
    {
        send_to_char("MPEdit : Insuficiente seguridad para crear MobProgs.\n\r", ch);
        return FALSE;
    }

    if ( get_mprog_index(value) )
    {
	send_to_char("MPEdit: Code vnum already exists.\n\r",ch);
	return FALSE;
    }

    pMcode			= new_mpcode();
    pMcode->vnum		= value;
    pMcode->next		= mprog_list;
    mprog_list			= pMcode;
    ch->desc->pEdit		= (void *)pMcode;
    ch->desc->editor		= ED_MPCODE;

    send_to_char("MobProgram Code Created.\n\r",ch);

    return TRUE;
}

MPEDIT(mpedit_show)
{
    MPROG_CODE *pMcode;
    char buf[MAX_STRING_LENGTH];

    EDIT_MPCODE(ch,pMcode);

    sprintf(buf,
           "Vnum:       [%ld]\n\r"
           "Code:\n\r%s\n\r",
           pMcode->vnum, pMcode->code);
    send_to_char(buf, ch);

    return FALSE;
}

MPEDIT(mpedit_code)
{
    MPROG_CODE *pMcode;
    EDIT_MPCODE(ch, pMcode);

    if (argument[0] =='\0')
    {
       string_append(ch, &pMcode->code);
       return TRUE;
    }

    send_to_char("Syntax: code\n\r",ch);
    return FALSE;
}

MPEDIT( mpedit_list )
{
    int count = 1;
    MPROG_CODE *mprg;
    char buf[MAX_STRING_LENGTH];
    BUFFER *buffer;
    bool fAll = !str_cmp(argument, "all");
    char blah;
    AREA_DATA *ad;

    buffer = new_buf();

    for (mprg = mprog_list; mprg !=NULL; mprg = mprg->next)
	if ( fAll || ENTRE(ch->in_room->area->min_vnum, mprg->vnum, ch->in_room->area->max_vnum) )
	{
		ad = get_vnum_area(mprg->vnum);

		if ( ad == NULL )
			blah = '?';
		else
		if ( IS_BUILDER(ch, ad) )
			blah = '*';
		else
			blah = ' ';

		sprintf(buf, "[%3d] (%c) %5ld\n\r", count, blah, mprg->vnum );
		add_buf(buffer, buf);

		count++;
	}

    if ( count == 1 )
    {
    	if ( fAll )
    		add_buf( buffer, "No existen MobPrograms.\n\r" );
    	else
    		add_buf( buffer, "No existen MobPrograms en esta area.\n\r" );
    }

    page_to_char(buf_string(buffer), ch);
    free_buf(buffer);

    return FALSE;
}