<?php
// Copyright (C) 2014 Cedric GROSS		<c.gross@kreiz-it.fr>
// Copyright (C) 2017 Francis Appels	<francis.appels@z-application.com>
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License 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
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <https://www.gnu.org/licenses/>.
// or see https://www.gnu.org/

/**
 * \file       htdocs/mrp/js/lib_dispatch.js.php
 * \brief      File that include javascript functions used for dispatching qty/stock/lot
 */

if (!defined('NOREQUIRESOC')) {
	define('NOREQUIRESOC', '1');
}
if (!defined('NOCSRFCHECK')) {
	define('NOCSRFCHECK', 1);
}
if (!defined('NOTOKENRENEWAL')) {
	define('NOTOKENRENEWAL', 1);
}
if (!defined('NOLOGIN')) {
	define('NOLOGIN', 1);
}
if (!defined('NOREQUIREMENU')) {
	define('NOREQUIREMENU', 1);
}
if (!defined('NOREQUIREHTML')) {
	define('NOREQUIREHTML', 1);
}
if (!defined('NOREQUIREAJAX')) {
	define('NOREQUIREAJAX', '1');
}

session_cache_limiter('public');

require_once '../../main.inc.php';

// Load translation files required by the page
$langs->loadLangs(array("mrp"));

// Define javascript type
top_httphead('text/javascript; charset=UTF-8');
// Important: Following code is to avoid page request by browser and PHP CPU at each Dolibarr page access.
if (empty($dolibarr_nocache)) {
	header('Cache-Control: max-age=10800, public, must-revalidate');
} else {
	header('Cache-Control: no-cache');
}

?>
/**
 * addDispatchLine
 * Adds new table row for dispatching to multiple stock locations or multiple lot/serial
 *
 * @param	index	int		index of product line. 0 = first product line
 * @param	type	string	type of dispatch (batch = batch dispatch, dispatch = non batch dispatch)
 * @param	mode	string	'qtymissing' will create new line with qty missing, 'lessone' will keep 1 in old line and the rest in new one
 */
function addDispatchLine(index, type, mode)
{
	mode = mode || 'qtymissing'

	console.log("mrp/js/lib_dispatch.js.php Split line type="+type+" index="+index+" mode="+mode);
	if(mode == 'qtymissingconsume' || mode == 'allmissingconsume') {
		var inputId = 'qtytoconsume';
		var warehouseId = 'idwarehouse';
	}
	else {
		var inputId = 'qtytoproduce';
		var warehouseId = 'idwarehousetoproduce';
	}
	var nbrTrs = $("tr[name^='"+type+"_"+index+"']").length; 				// position of line for batch
	var $row = $("tr[name='"+type+'_'+index+"_1']").clone(true); 				// clone last batch line to jQuery object
	var	qtyOrdered = parseFloat($("#qty_ordered_"+index).val()); 	// Qty ordered is same for all rows
	var	qty = parseFloat($("#"+inputId+"-"+index+"-"+nbrTrs).val());
	var	qtyDispatched;

	if (mode === 'lessone')
	{
		qtyDispatched = parseFloat($("#qty_dispatched_"+index).val()) + 1;
	}
	else
	{
		qtyDispatched = parseFloat($("#qty_dispatched_"+index).val()) + qty;
		console.log($("#qty_dispatched_"+index).val());
		// If user did not reduced the qty to dispatch on old line, we keep only 1 on old line and the rest on new line
		if (qtyDispatched == qtyOrdered && qtyDispatched > 1) {
			qtyDispatched = parseFloat($("#qty_dispatched_" + index).val()) + 1;

		}
		if(mode == 'allmissingconsume' || mode == 'alltoproduce') {
				var qtymax = parseFloat($($row).data('max-qty'));
				if(qtymax === 'undefined') qtymax = 1;
		}
	}


	if(mode == 'allmissingconsume' || mode == 'alltoproduce') {
		var count = 0;
		var qtyalreadyused = 0;
		var error = 0;

		while (qtyalreadyused < qty) {
			//If remaining qty needed is inferior to qty asked, qtymax = qty asked - qty already used
			if ((qtyalreadyused + qtymax) > qty) qtymax = qty - qtyalreadyused;
			//If first line, we replace value, not add line
			if(count === 0){
				$("#"+inputId+"-"+index+"-"+nbrTrs).val(qtymax);
			} else {
				var res = addDispatchTR(qtyOrdered, qtyDispatched, index, nbrTrs, warehouseId, inputId, type, qtymax, mode, $row);
				if(res === -1){
					error = 1;
					break;
				}
				nbrTrs++;
			}
			qtyalreadyused = qtyalreadyused + qtymax;
			count++;
			$row = $("tr[name='" + type + '_' + index + "_1']").clone(true);
		}

		if(error === 0) {
			addDispatchTR(qtyOrdered, qtyDispatched, index, nbrTrs, warehouseId, inputId, type, '', mode, $row);
		}
	}
	else addDispatchTR(qtyOrdered, qtyDispatched, index, nbrTrs, warehouseId, inputId, type, qty, mode, $row)

}

/**
 * addDispatchTR
 * Adds new table row for dispatching to multiple stock locations or multiple lot/serial
 *
 * @param qtyOrdered    double
 * @param qtyDispatched double
 * @param index         int
 * @param nbrTrs        int
 * @param warehouseId   int
 * @param inputId       int
 * @param type          string
 * @param qty           double
 * @param mode          string
 * @param $row          object
 */
function addDispatchTR(qtyOrdered, qtyDispatched, index, nbrTrs, warehouseId, inputId, type, qty, mode, $row) {
	if (qtyOrdered <= 1) {
		let errormsg = '<?php echo dol_escape_js($langs->trans('QtyCantBeSplit')); ?>';
		$.jnotify(errormsg, 'error', true);
		return -1;
	} else if (qtyDispatched >= qtyOrdered) {
		let errormsg = '<?php echo dol_escape_js($langs->trans('NoRemainQtyToDispatch')); ?>;
		$.jnotify(errormsg, 'error', true);
		return -1;
	} else if (qtyDispatched < qtyOrdered) {
		//replace tr suffix nbr
		var re1 = new RegExp('_'+index+'_1', 'g');
		var re2 = new RegExp('-'+index+'-1', 'g');
		$row.html($row.html().replace(re1, '_'+index+'_'+(nbrTrs+1)));
		$row.html($row.html().replace(re2, '-'+index+'-'+(nbrTrs+1)));
		//create new select2 to avoid duplicate id of cloned one
		$row.find("select[name='"+warehouseId+'-'+index+'-'+(nbrTrs+1)+"']").select2();
		// TODO find solution to copy selected option to new select
		// TODO find solution to keep new tr's after page refresh
		//clear value
		$row.find("input[id^='"+inputId+"']").val('');
		//change name of new row
		$row.attr('name',type+'_'+index+'_'+(nbrTrs+1));
		//insert new row before last row
		$("tr[name^='"+type+"_"+index+"_"+nbrTrs+"']:last").after($row);

		//remove cloned select2 with duplicate id.
		$("#s2id_entrepot_"+nbrTrs+'_'+index).detach();			// old way to find duplicated select2 component
		$(".csswarehouse_"+index+"_"+(nbrTrs+1)+":first-child").parent("span.selection").parent(".select2").detach();

		/*  Suffix of lines are:  index _ trs.length */
		$("#"+inputId+"-"+index+"-"+(nbrTrs+1)).focus();
		if ($("#"+inputId+"-"+index+"-"+(nbrTrs)).val() == 0) {
			if(mode == 'allmissingconsume' || mode == 'alltoproduce') $("#"+inputId+"-"+index+"-"+(nbrTrs)).val(qty);
			else $("#"+inputId+"-"+index+"-"+(nbrTrs)).val(1);
		}
		var totalonallines = 0;
		for (let i = 1; i <= nbrTrs; i++) {
			console.log(i+" = "+parseFloat($("#"+inputId+"-"+index+"-"+i).val()));
			totalonallines = totalonallines + parseFloat($("#"+inputId+"-"+index+"-"+i).val());
		}

		if(mode != 'allmissingconsume' && mode != 'alltoproduce') {
			if (totalonallines == qtyOrdered && qtyOrdered > 1) {
				var prevouslineqty = $("#" + inputId + "-" + index + "-" + nbrTrs).val();
				$("#" + inputId + "-" + index + "-" + (nbrTrs)).val(1);
				$("#" + inputId + "-" + index + "-" + (nbrTrs + 1)).val(prevouslineqty - 1);
			}
		}
		$("#qty_dispatched_"+index).val(qtyDispatched);

		//hide all buttons then show only the last one
		$("tr[name^='"+type+"_"+index+"_'] .splitbutton").hide();
		$("tr[name^='"+type+"_"+index+"_']:last .splitbutton").show();

		if (mode === 'lessone')
		{
			qty = 1; // keep 1 in old line
			$("#qty_"+(nbrTrs-1)+"_"+index).val(qty);
		}
		// Store arbitrary data for dispatch qty input field change event
		$("#"+inputId+"-"+index+(nbrTrs)).data('qty', qty);
		$("#"+inputId+"-"+index+(nbrTrs)).data('type', type);
		$("#"+inputId+"-"+index+(nbrTrs)).data('index', index);
		if(mode == 'allmissingconsume' || mode == 'alltoproduce') {
			let currentQtyDispatched = qtyDispatched+qty;
			$row.find("input[id^='"+inputId+"']").val(qty);
		}
	}
}

