var min_width=0;
var max_width=0;
var min_drop=0;
var max_drop=0;
var price=0;
var shape_price=0;
var discount=0;

function sortArrayPrice(a,b){
	return(a-b);
}

var arr = new Array();
arr = eval('Array('+rollermm_arr[5][3]+')');
var sorter = new Array();
sorter = arr.sort(sortArrayPrice);
	
function getMinimumPrice(){
	minP = sorter;
	var discount_ = rollermm_arr[4];
	mp = (minP[0].toFixed(2) * (1-discount_)).toFixed(2);
	if(typeof(sale) != 'undefined' && sale.sale > 0)
		mp = formatDecimal(mp - (mp * sale.sale /100), true,2);
	document.getElementById('minprice').innerHTML = mp;
	}


function getParams()
{
	var idx = document.URL.indexOf('?');
	var params = new Array();
	if (idx != -1)
	{
		var pairs = document.URL.substring(idx+1, document.URL.length).split('&');
		for (var i=0; i<pairs.length; i++)
		{
			nameVal = pairs[i].split('=');
			params[nameVal[0]] = nameVal[1];
		}
	}
	return params;
}

function SetOtherParams()
{
    params = getParams();
    if (params["controls"] && params["controls"] && params["scallop"] && params["braid"] && params["rods"] && params["recess"])
    {
        document.form_calcrollermm.controls.value = params["controls"];
        document.form_calcrollermm.finish_shape.value = params["scallop"];
        selectFinish(document.form_calcrollermm.finish_shape.value);
        document.form_calcrollermm.braid.value = params["braid"];
        selectBraid(document.form_calcrollermm.braid.value);
        document.form_calcrollermm.cafe_rods.value = params["rods"];
        document.form_calcrollermm.recess.value = params["recess"];
        //selectRecess(document.form_calcrollermm.recess.value);
    }
}

function SetOtherParams()
{
    params = getParams();
    if (params["controls"] && params["recess"])
    {
        document.form_calcrollermm.controls.value = params["controls"];
        document.form_calcrollermm.recess.value = params["recess"];
    }
}

function SetParams()
{
	/*var widthminmax=document.form_calcrollermm.widthminmax;
	widthminmax.options[1]=null;
	widthminmax.options[0]=null;
	
	widthminmax.options[0]=new Option(rollermm_arr[0], 1);*/
	min_width=parseInt(rollermm_arr[0]);
	//widthminmax.options[1]=new Option(rollermm_arr[1], 2);
	max_width=parseInt(rollermm_arr[1]);
	//widthminmax.value=2;
	
	/*var dropminmax=document.form_calcrollermm.dropminmax;
	dropminmax.options[0]=null;
	
	dropminmax.options[0]=new Option(rollermm_arr[2], 1);*/
	min_drop=parseInt(rollermm_arr[2]);
	//dropminmax.options[1]=new Option(rollermm_arr[3], 2);
	max_drop=parseInt(rollermm_arr[3]);
	//dropminmax.value=2;
	
	discount=parseFloat(rollermm_arr[4]);
	
	params = getParams();
	
	width = params["width"];
	drop = params["drop"];
	
	if((width!="")&&(typeof(width) != "undefined"))
		document.form_calcrollermm.custom_width.value=unescape(width);
	if((drop!="")&&(typeof(drop) != "undefined"))
		document.form_calcrollermm.custom_drop.value=unescape(drop);
	if((document.form_calcrollermm.custom_width.value!="")&&(document.form_calcrollermm.custom_drop.value!=""))
		GetCustomPrice();
}

function formatDecimal(argvalue, addzero, decimaln) {
  var numOfDecimal = (decimaln == null) ? 2 : decimaln;
  var number = 1;

  number = Math.pow(10, numOfDecimal);

  argvalue = Math.round(parseFloat(argvalue) * number) / number;
  
  argvalue = "" + argvalue;

  if (argvalue.indexOf(".") == 0)
    argvalue = "0" + argvalue;

  if (addzero == true) {
    if (argvalue.indexOf(".") == -1)
      argvalue = argvalue + ".";

    while ((argvalue.indexOf(".") + 1) > (argvalue.length - numOfDecimal))
      argvalue = argvalue + "0";
  }

  return argvalue;
}

function ChangePrice(custom_ctrl, form_calc)
{
	custom_ctrl.value="";
	form_calc.price.value="";
	form_calc.saveprice.value="";
	//form_calc.addtobasket.disabled=true;
	
	//reset shapes value
	/*for(i=0;i<shapes_arr.length;i++)
	{
		form_calc.finish_shape.options[i]=new Option(shapes_arr[i][1], shapes_arr[i][0]);
	}*/
}

function GetPrice(prices_arr, width, drop)
{
	var min_dif_width=-1, min_dif_drop=-1;
	var sel_width=-1, sel_drop=-1;
	var price=0;
	for(i=0;i<prices_arr[0].length;i++)
	{
		var cur_dif_width=prices_arr[1][i]-width;
		var cur_dif_drop=prices_arr[2][i]-drop;
		//alert("dif curenta: "+cur_dif_width+"   width: "+sizes_arr[1][i]+" custom width:"+custom_width);
		if(((min_dif_width==-1)||(cur_dif_width<min_dif_width))&&(cur_dif_width>=0))
		{
			min_dif_width=cur_dif_width;
			sel_width=prices_arr[1][i];
			sel_drop=-1;
			min_dif_drop=-1;
		}
		
		if(prices_arr[1][i]==sel_width)
			if(((min_dif_drop==-1)||(cur_dif_drop<min_dif_drop))&&(cur_dif_drop>=0)&&(min_dif_width!=-1))
			{
				min_dif_drop=cur_dif_drop;
				sel_drop=prices_arr[2][i];
				price=prices_arr[3][i];
			}
	}
	return price;
}

function GetShapePrice(prices_arr, width)
{
	var min_dif_width=-1;
	var sel_width=-1;
	var price=0;
	for(i=0;i<prices_arr[0].length;i++)
	{
		var cur_dif_width=prices_arr[1][i]-width;
		//alert("dif curenta: "+cur_dif_width+"   width: "+prices_arr[1][i]+" custom width:"+width);
		if(((min_dif_width==-1)||(cur_dif_width<min_dif_width))&&(cur_dif_width>=0))
		{
			min_dif_width=cur_dif_width;
			sel_width=prices_arr[1][i];
			price=prices_arr[3][i];
		}
	}
	//alert(price);
	return price;
}

function GetMaxWidth(prices_arr, drop)
{
	var max_width=0;
	var min_dif_drop=-1;
	var sel_drop=-1;
	for(i=0;i<prices_arr[0].length;i++)
	{
		var cur_dif_drop=prices_arr[2][i]-drop;
		if(((min_dif_drop==-1)||(cur_dif_drop<min_dif_drop))&&(cur_dif_drop>=0))
		{
			min_dif_drop=cur_dif_drop;
			sel_drop=prices_arr[2][i];
			max_width=0;
		}
		
		if((prices_arr[2][i]==sel_drop)&&(max_width<prices_arr[1][i]))
			max_width=prices_arr[1][i];
	}
	return max_width;
}

function GetPriceForBraid(braid, finish_shape)
{
	var finish_type=0;
	var finish_poz=-1;
	for(i=0; i<finishtypes_arr.length; i++)
		if(finishtypes_arr[i][0]==finish_shape)
		{
			finish_type=finishtypes_arr[i][2];
			finish_poz=i;
		}

	if(finish_type!=0)
	{
		var poz_price=0;
		if(finish_type==1)
		{
			if(braid==1)
				poz_price=3;
			else
				return 0;
		}
		else
		if((finish_type==2)||(finish_type==3))
		{
			if((braid==1)||(braid==2))
				poz_price=3;
			else
			if(braid==3)
				poz_price=4;
			else
				return 0;
		}
		else
			return 0;
		//alert("GetShapePrice");
		return GetShapePrice(finishtypes_arr[finish_poz][poz_price], parseInt(document.form_calcrollermm.custom_width.value));
	}
	return 0;
}
	
function GetCustomPrice()
{
	var custom_width=parseInt(document.form_calcrollermm.custom_width.value);
	var custom_drop=parseInt(document.form_calcrollermm.custom_drop.value);
	if((min_width>custom_width)||(max_width<custom_width)||(isNaN(custom_width)))
	{
		alert("Please enter width between "+min_width+"mm (min) and "+max_width+"mm (max)");
		return false;
	}
	if((min_drop>custom_drop)||(max_drop<custom_drop)||(isNaN(custom_drop)))
	{
		alert("Please enter drop between "+min_drop+"mm (min) and "+max_drop+"mm (max)");
		return false;
	}
	
	price=GetPrice(rollermm_arr[5], custom_width, custom_drop);
	
	if(price==0)
	{
		var strMaxWidth=GetMaxWidth(rollermm_arr[0][4], custom_drop);
		alert("Maximum width for the selected drop is "+strMaxWidth+" mm");
		return;
	}
	
	//set shapes prices
	var finish_shape=document.form_calcrollermm.finish_shape.value;
	var braid=document.form_calcrollermm.braid.value;
	var cur_braid_price=0;
	if((!braid)&&((finish_shape==2)||(finish_shape==3)))
		braid=1;
	cur_braid_price=GetPriceForBraid(braid, finish_shape);
	var total_price=price+cur_braid_price;
	var save_price=formatDecimal((price+cur_braid_price)*discount, true, 2);
	document.form_calcrollermm.price.value=formatDecimal(total_price-save_price, true, 2);
	document.form_calcrollermm.saveprice.value=formatDecimal(save_price, true, 2);
	
	document.form_calcrollermm.addtobasket.disabled=false;
	
	RRP.get();
}

function selectBraid(braid)
{
	var base_price=price;
	if(base_price<=0)
		return;
	
	var finish_shape=document.form_calcrollermm.finish_shape.value;
	var cur_braid_price=0;
	if((!braid)&&((finish_shape==2)||(finish_shape==3)))
		braid=1;
		
	cur_braid_price=GetPriceForBraid(braid, finish_shape);
	var total_price=price+cur_braid_price;
	var save_price=(price+cur_braid_price)*discount;
	document.form_calcrollermm.price.value=formatDecimal(total_price-save_price, true, 2);
	document.form_calcrollermm.saveprice.value=formatDecimal(save_price, true, 2);
}

function VerifyrollerMMForm(form)
{
	if(form.price.value<=0)
	{
		alert('Please insert width and drop first and click the button "Calculate Price"');
		return false;
	}
	return true; 
}

function onChangeCloth(){
	if (document.form_calcrollermm.recess.value == "Cloth"){
		alert("Please note that the end brackets will add to the cloth size 35mm - 50mm and may not fit inside recess.");
	}
}