<?php
/**********************************************************************
    Copyright (C) FrontAccounting, LLC.
	Released under the terms of the GNU General Public License, GPL, 
	as published by the Free Software Foundation, either version 3 
	of the License, or (at your option) any later version.
    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  
    See the License here <http://www.gnu.org/licenses/gpl-3.0.html>.
***********************************************************************/
$page_security = 'SA_FORITEMCODE';
$path_to_root = "../..";
include_once($path_to_root . "/includes/session.inc");

$js = "";
if ($SysPrefs->use_popup_windows && $SysPrefs->use_popup_search)
	$js .= get_js_open_window(900, 500);

page(_($help_context = "Foreign Item Codes"), false, false, "", $js);

include_once($path_to_root . "/includes/date_functions.inc");
include_once($path_to_root . "/includes/ui.inc");
include_once($path_to_root . "/includes/data_checks.inc");

check_db_has_purchasable_items(_("There are no inventory items defined in the system."));

simple_page_mode(true);
//--------------------------------------------------------------------------------------------------

if ($Mode=='ADD_ITEM' || $Mode=='UPDATE_ITEM')
{

   	$input_error = 0;
   	if ($_POST['stock_id'] == "" || !isset($_POST['stock_id']))
   	{
      	$input_error = 1;
      	display_error( _("There is no item selected."));
		set_focus('stock_id');
   	}
   	elseif (!input_num('quantity'))
   	{
      	$input_error = 1;
      	display_error( _("The quantity entered was not positive number."));
		set_focus('quantity');
   	}
   	elseif ($_POST['description'] == '')
   	{
      	$input_error = 1;
      	display_error( _("Item code description cannot be empty."));
		set_focus('description');
   	}
	elseif($selected_id == -1)
	{
		$kit = get_item_kit($_POST['item_code']);
    	if (db_num_rows($kit)) {
		  	$input_error = 1;
    	  	display_error( _("This item code is already assigned to stock item or sale kit."));
			set_focus('item_code');
		}
   	}
	
	if ($input_error == 0)
	{
     	if ($Mode == 'ADD_ITEM') 
       	{
			add_item_code($_POST['item_code'], $_POST['stock_id'],
				$_POST['description'], $_POST['category_id'], $_POST['quantity'], 1); 

    		display_notification(_("New item code has been added."));
       	} else
       	{
			update_item_code($selected_id, $_POST['item_code'], $_POST['stock_id'],
				$_POST['description'], $_POST['category_id'], $_POST['quantity'], 1); 

    	  	display_notification(_("Item code has been updated."));
       	}
		$Mode = 'RESET';
	}
}

//--------------------------------------------------------------------------------------------------

if ($Mode == 'Delete')
{
	delete_item_code($selected_id);
	
	display_notification(_("Item code has been sucessfully deleted."));
	$Mode = 'RESET';
}

if ($Mode == 'RESET')
{
	$selected_id = -1;
	unset($_POST);
}

if (list_updated('stock_id')) 
	$Ajax->activate('_page_body');

//--------------------------------------------------------------------------------------------------

start_form();

if (!isset($_POST['stock_id']))
	$_POST['stock_id'] = get_global_stock_item();

echo "<center>" . _("Item:"). "&nbsp;";
//Manufcatured item visible
echo stock_items_list('stock_id', $_POST['stock_id'], false, true);

echo "<hr></center>";

set_global_stock_item($_POST['stock_id']);

$result = get_item_code_dflts($_POST['stock_id']);
$dec = $result['decimals'];
$units = $result['units'];
$dflt_desc = $result['description'];
$dflt_cat = $result['category_id'];

$result = get_all_item_codes($_POST['stock_id']);
div_start('code_table');
	start_table(TABLESTYLE, "width='60%'");

	$th = array(_("EAN/UPC Code"), _("Quantity"), _("Units"), 
		_("Description"),_("Category"), "", "");

        table_header($th);

        $k = $j = 0; //row colour counter

        while ($myrow = db_fetch($result))
        {
			alt_table_row_color($k);

            label_cell($myrow["item_code"]);
            qty_cell($myrow["quantity"], $dec);
            label_cell($units);
            label_cell($myrow["description"]);
            label_cell($myrow["cat_name"]);
		 	edit_button_cell("Edit".$myrow['id'], _("Edit"));
		 	edit_button_cell("Delete".$myrow['id'], _("Delete"));
            end_row();

            $j++;
            If ($j == 12)
            {
            	$j = 1;
        		table_header($th);
            } //end of page full new headings
        } //end of while loop

	end_table();
div_end();

//-----------------------------------------------------------------------------------------------

if ($selected_id != '') {
	if ($Mode =='Edit')
	{
		$myrow = get_item_code($selected_id);
		$_POST['item_code'] = $myrow["item_code"];
		$_POST['quantity'] = $myrow["quantity"];
		$_POST['description'] = $myrow["description"];
		$_POST['category_id'] = $myrow["category_id"];
	}
	hidden('selected_id', $selected_id);
} else {
	$_POST['quantity'] = 1;
	$_POST['description'] = $dflt_desc;
	$_POST['category_id'] = $dflt_cat;
}

echo "<br>";
start_table(TABLESTYLE2);

hidden('code_id', $selected_id);

text_row(_("UPC/EAN code:"), 'item_code', null, 20, 21);
qty_row(_("Quantity:"), 'quantity', null, '', $units, $dec);
text_row(_("Description:"), 'description', null, 50, 200);
stock_categories_list_row(_("Category:"), 'category_id', null);

end_table(1);

submit_add_or_update_center($selected_id == -1, '', 'both');

end_form();
end_page();

