function fn_buy_together_get_price_schema(chain_id)
{var result={};var prices={};var total_price=0;elms=$('div#content_tab_products_'+chain_id);$('.cm-chain-'+chain_id,elms).each(function(){var elm_id=$(this).val();if(elm_id!='{bt_id}'){prices[elm_id]={};prices[elm_id]['amount']=$('[name*=amount]',$(this).parent().parent()).val();if(!isNaN(parseInt(prices[elm_id]['amount']))){prices[elm_id]['amount']=parseInt(prices[elm_id]['amount']);}else{prices[elm_id]['amount']=0;}
prices[elm_id]['price']=parseFloat($('#item_price_bt_'+chain_id+'_'+elm_id,elms).val());prices[elm_id]['modifier']=parseFloat($('#item_modifier_bt_'+chain_id+'_'+elm_id,elms).val());if(isNaN(prices[elm_id]['modifier'])){prices[elm_id]['modifier']=0;}
prices[elm_id]['modifier_type']=$('#item_modifier_type_bt_'+chain_id+'_'+elm_id,elms).val();total_price+=prices[elm_id]['price']*prices[elm_id]['amount'];}});result['price_schema']=prices;result['total_price']=total_price;return result;}
function fn_buy_together_apply_discount(chain_id)
{var global_discount=0;elms=$('div#content_tab_products_'+chain_id);global_discount=parseFloat($('#global_discount_'+chain_id,elms).val());if(isNaN(global_discount)){return false;}
var prices={};var total_price=0;var discounted_price=0;price_schema=fn_buy_together_get_price_schema(chain_id);prices=price_schema['price_schema'];total_price=price_schema['total_price'];if(global_discount>total_price){global_discount=total_price;$('#global_discount_'+chain_id,elms).val(total_price);}
for(i in prices){discount=prices[i]['price']/total_price*global_discount;discount=discount.toFixed(2);item_price=prices[i]['price']-discount;item_price=item_price.toFixed(2);$('#item_modifier_bt_'+chain_id+'_'+i,elms).val(discount);$('#item_modifier_type_bt_'+chain_id+'_'+i,elms).val('by_fixed');$('[id*=item_display_price_bt_'+chain_id+'_'+i+'_]',elms).text(prices[i]['price'].toFixed(2));$('[id*=item_discounted_price_bt_'+chain_id+'_'+i+'_]',elms).text(item_price);discounted_price+=item_price*prices[i]['amount'];}
$('[id*=total_price_'+chain_id+']',elms).text(total_price.toFixed(2));$('[id*=price_for_all_'+chain_id+']',elms).text(discounted_price.toFixed(2));}
function fn_buy_together_recalculate(chain_id)
{var prices={};var total_price=0;var discounted_price=0;elms=$('div#content_tab_products_'+chain_id);price_schema=fn_buy_together_get_price_schema(chain_id);prices=price_schema['price_schema'];total_price=price_schema['total_price'];for(i in prices){switch(prices[i]['modifier_type']){case'to_fixed':item_price=prices[i]['modifier'];break;case'by_fixed':item_price=prices[i]['price']-prices[i]['modifier'];break;case'to_percentage':item_price=(prices[i]['modifier']/100)*prices[i]['price'];break;case'by_percentage':item_price=prices[i]['price']-(prices[i]['modifier']/100)*prices[i]['price'];break;default:item_price=prices[i]['price'];}
if(item_price<0){item_price=0;}
item_price=item_price.toFixed(2);discounted_price+=item_price*prices[i]['amount'];$('[id*=item_display_price_bt_'+chain_id+'_'+i+'_]',elms).text(prices[i]['price'].toFixed(2));$('[id*=item_discounted_price_bt_'+chain_id+'_'+i+'_]',elms).text(item_price);}
$('[id*=price_for_all_'+chain_id+']',elms).text(discounted_price.toFixed(2));$('[id*=total_price_'+chain_id+']',elms).text(total_price.toFixed(2));$('#global_discount_'+chain_id,elms).val('');}
function fn_buy_together_share_discount(evt,chain_id)
{if(evt.keyCode){code=evt.keyCode;}else if(evt.which){code=evt.which;}
if(code==13){fn_buy_together_apply_discount(chain_id);}
return false;}
function fn_buy_together_add_js_item(data)
{if(data['var_prefix']=='p'){price=parseFloat(data.item_id.price);if(isNaN(price)){price=0;}
data['append_obj_content']=data['append_obj_content'].str_replace('{bt_id}',data['item_id']['product_id']).str_replace('{price}',price);price_re=/<span id="(.*?)price_bt(.*?)">(.*?)<\/span>/ig;data['append_obj_content']=data['append_obj_content'].replace(price_re,'<span id="$1price_bt$2">'+price.toFixed(2)+'<\/span>');}}
function fn_buy_together_transfer_js_items(data)
{for(id in data){data[id].price=parseFloat($('#price_'+id).val());if(data[id].option.path){for(option_id in data[id].option.path){variant_id=data[id].option.path[option_id];modifier=parseFloat($('#bt_option_modifier_'+option_id+'_'+variant_id).val());if(!isNaN(modifier)){data[id].price+=modifier;}}}}}
$(window).load(function(){$('form',$('.chain-button input[type=submit]').parents('form').parent()).submit(function(){var container={};container=$('form',$(this).parents());fields=$('.cm-failed-field',container);if(fields.length>0){jQuery.showNotifications({'data':{'type':'E','title':lang.error,'message':lang.buy_together_fill_the_mandatory_fields,'save_state':false,'message_state':'I'}});}});});