/* CONFIG */

var porto = 20;

var cart_style =
	'#cart, #cart td, #cart input { font-size:8pt; }\n'+
	'.cartqty { width:40px; }\n'+
	'.carttot td { border-top:1px solid #ddd; }\n'+
	'.carttot td { font-weight:bold; }\n';

var buy_style = '';
/*
	'.buy { border:1px solid #ddd; }\n'+
	'.buy, .buy td { font-size:8pt; }\n'+
	'.aofull { width:200px; }\n'+
	'.aohalf { width:100px; }\n'+
	'.buyprice { font-weight:bold; }\n'+
	'.buyconfirm { font-weight:bold; color:green; }\n'+
	'.radiodiv { border:1px solid #ccc; height:22px; padding-top:2px; cursor:default; margin-top:4px; }\n'+
	'.radiodiv:hover { background:#def; }\n'+
	'button[name="buy"], #cobtn { background:#f80; color:white; font-weight:bold; border:1px solid #888; }\n'+
	'button[name="buy"]:hover, #cobtn:hover { background:#fa0; }\n';
*/

var cart = null;
var cartsimple = null;

var dynlang = 0;




/* INIT */
$(function() {
	cart = $('#cart');
	cartsimple = $('#cartsimple');
	$('body').append('<style>\n'+cart_style+buy_style+'</style>\n');
	if(cart) cartget();
	buysetarticle();
});


// had conflict when added to seeland
// $.support.cors = true;





/* SESSION HELPER */
var cartid = "ei0cs3equlf1hmar4jpgsvbohp";
if(!cartid) {
	if (document.cookie.length>0){
		c_start=document.cookie.indexOf("PHPSESSID=");
		if (c_start!=-1){
			c_start=c_start + 10;
			c_end=document.cookie.indexOf(";",c_start);
			if (c_end==-1) c_end=document.cookie.length;
			cartid = unescape(document.cookie.substring(c_start,c_end));
		}
	}
}




/* CART */
function carthtml(html) {
	cart.html(html).show();
}
function cartshow(d) {
	data = d['rows'];
	if(data.length==0) {
		if(cart) cart.hide();
		if(cartsimple) cartsimple.hide();
		return;
	}
	if(cart) {
		var h='<div><table>';
		var t=0;
		for(var n in data) {
			h+='<tr><td>';
			h+='<input name="'+n+'" class="cartqty" type="number" value="'+$('<div></div>').text(data[n]['qty']).html()+'" onkeypress="return cartqtykeypress(this,event);" onchange="cartqtykeypress(this,null);" />';
			h+='</td><td>';
			h+=$('<div></div>').text(data[n]['text']).html();
			h+='</td><td style="text-align:right;">';
			h+=$('<div></div>').text(data[n]['price']?(parseFloat(data[n]['qty'])*parseFloat(data[n]['price'])).toFixed(2):'').html();
			h+='</td></tr>';
			t+=parseFloat(data[n]['price'])*parseFloat(data[n]['qty']);
		}
		h+='<tr><td>1</td><td>Porto</td><td style="text-align:right;">'+porto.toFixed(2)+'</td></tr>';
		t+=porto;
		h+='<tr class="carttot"><td></td><td>TOTAL (CHF inkl. MwSt.)</td><td>'+t.toFixed(2)+'</td></tr>';
		h+='</table>';
		h+='<button onclick="cartdelete();">L&ouml;schen</button>';
		h+='<button id="cobtn" onclick="return cartcheckout();"> ZUR KASSE </button>';
		h+='</div>';
		cart.html(h).show();
	}
	if(cartsimple) cartsimple.find('#cartsimpletext').html(d['htmlsimple']).end().show();

}
function cartget() {
	cart.html('loading...');
//	$.get('http://www.dynavox.ch/dynshop/cart.php', {}, cartshow);
	$.ajax('https://www.dynavox.ch/dynshop/cart.php', {type:'GET',data:{'cartid':cartid},success:cartshow,xhrFields:{withCredentials:true},beforeSend:function(xhr){xhr.withCredentials=true;}});
//	$.ajax('http://www.dynavox.ch/dynshop/cart.php', {type:'GET',data:{'cartid':cartid,'html':'simple'},success:cartshow,xhrFields:{withCredentials:true},beforeSend:function(xhr){xhr.withCredentials=true;}});
}
function cartsaveqty(t) {
	var row = parseInt($(t).attr('name'));
	var qty = parseInt($(t).val());
	cart.html('loading...');
//	$.post('http://www.dynavox.ch/dynshop/cart.php', {'id':row, 'qty':qty}, cartshow);
	$.ajax('https://www.dynavox.ch/dynshop/cart.php', {type:'POST',data:{'cartid':cartid,'id':row,'qty':qty},success:cartshow,xhrFields:{withCredentials:true},beforeSend:function(xhr){xhr.withCredentials=true;}});
//	$.ajax('http://www.dynavox.ch/dynshop/cart.php', {type:'POST',data:{'cartid':cartid,'id':row,'qty':qty,'html':'simple'},success:cartshow,xhrFields:{withCredentials:true},beforeSend:function(xhr){xhr.withCredentials=true;}});
}
function cartqtykeypress(t,e) {
	$(t).css('background-color','#ff8');
	$(t).blur(function() { cartsaveqty(t); });
	if(!e) return;
	if(e.charCode == 13) {
		cartsaveqty(t);
		return false;
	}
	return (e.charCode === 0) || (/\d/.test(String.fromCharCode(e.charCode)));
}
function cartdelete() {
	cart.html('loading...');
//	$.post('http://www.dynavox.ch/dynshop/cart.php', {'delete':1}, cartshow);
	$.ajax('https://www.dynavox.ch/dynshop/cart.php', {type:'POST',data:{'cartid':cartid,'delete':1},success:cartshow,xhrFields:{withCredentials:true},beforeSend:function(xhr){xhr.withCredentials=true;}});
//	$.ajax('http://www.dynavox.ch/dynshop/cart.php', {type:'POST',data:{'cartid':cartid,'delete':1,'html':'simple'},success:cartshow,xhrFields:{withCredentials:true},beforeSend:function(xhr){xhr.withCredentials=true;}});
}
function cartcheckout() {
	cart.html('processing...');
//	$.get('http://www.dynavox.ch/dynshop/checkout.php',{'ajax':'carthtml'}, carthtml);
//	window.location.href = 'http://www.dynavox.ch/dynshop/checkout.php?cartid='+cartid;
	window.top.location.href = 'http://www.dynavox.ch/dynshop/checkout.php?cartid='+cartid;
	return false;
}
function cartadd(qty, aname, text, price) {
	cart.html('loading...');
//	$.post('http://www.dynavox.ch/dynshop/cart.php', {'aid':aname,'qty':qty,'text':text,'price':price}, cartshow);
	$.ajax(window.location.protocol+"//"+window.location.host+window.location.pathname, {type:'POST',data:{'cart':'add','aid':aname,'qty':qty,'text':text,'price':price},success:function() {window.location.reload();},xhrFields:{withCredentials:true},beforeSend:function(xhr){xhr.withCredentials=true;}});
}






/* BUY */
function lang(l) {
  if(l) {
    var ll = l.split("|");
    if(ll.length>1) l=ll[dynlang] || "";
  }
  return l;
}




function strclean(s) {
	s = (s+'').replace('{black}',lang('schwarz|noir|black'))
		.replace('{silver}',lang('silber|argent|silver'))
		.replace('{white}',lang('weiss|blanc|white'))
		.replace('{black-hg}',lang('schwarz hochglanz|noir laqu�|black high-gloss'))
		.replace('{white-hg}',lang('weiss hochglanz|blanc laqu�|white high-gloss'))
		.replace('{cherry}',lang('Kirsche|cerisier|cherry'))
		.replace('{nut}',lang('Nuss|noyer|nut'))
		.replace('{walnut}',lang('Nussbaum|noyer|walnut'))
		.replace('{red}',lang('rot|rouge|red'))
		.replace('{sienna}',lang('Sienna|Sienna|Sienna'));
	return s.replace(/{\w+}/g, '').replace(/\\n/g, '');
}
function strhtml(s) {
	if(!s) return '';
	return s.replace(/{\d}/g, '')
		.replace(/&/g, '&amp;')
		.replace(/>/g, '&gt;')
		.replace(/</g, '&lt;')
		.replace(/\\n/g, "<br/>");
}

function getarticle(aid) {
  return articles[aid];
}

if (typeof Object.create !== "function") { // IE helper
  Object.create = (function () {
    function F() {}
    return function (o) {
      F.prototype = o;
      return new F();
    };
  })();
}

function buygetname(form) {
//  var aname = form['aid'].value;
  var aname = $(form).find('input[name="aid"]:checked').val();
  if(!aname) return '';
  for(var i=0; i<10; i++) if(form['o'+i+'_item'] || form['o'+i+'_qty']) {
    aname+= ':';
    if(form['o'+i+'_qty']) aname+= form['o'+i+'_qty'].value;
    if(form['o'+i+'_item']) aname+= form['o'+i+'_item'].value;
  }
  return aname.replace(/:+$/,'');
}

function valueunit(s) {
  var v = "";
  if(!s) return [1, ""];
  for(var i=0; i<s.length; i++) {
    var a = s.charCodeAt(i);
    if(((a >= 48) && (a <= 57)) || (a == 46)) v+= s.charAt(i); else { i--; break; }
  }
  if(v == "") v = "1";
  return [parseFloat(v), s.substr(++i)];
}



function replaceorappend(n, r, s) {
  var res = s.replace(n, r);
  if(res==s) res+=r;
  return res;
}
function object_first_elem(obj) {
  var f;
  for(var key in obj) { f = obj[key]; if(typeof(f)!=='function') break; }
  return f;
}
function buycalc(aname) {
  var params = aname.split(':');
  var aid = params.shift();
  var a = getarticle(aid);
  if(!a) return {};
  a = Object.create(a);
  a['name'] = lang(a['name']);
  a['descr'] = lang(a['descr']);
  if(!a['net']) a['net'] = 0;
  if(!a['prod']) a['prod'] = new Array();
  if(params.length) {
    var maxpd = 0;
    var options = a['opts'];
//    if(options) options = JSON.parse(options);
    if(options) options = $.parseJSON(options);
    if(options) {
      for(var i=0; i<options.length; i++) {
        var o = options[i];
        var p = params.shift();
        var name = '', descr = '';
        p = valueunit(p); var f = p[0]; p = p[1];
        if(o['items']) for(var n in o['items']) {
          var item = getarticle(o['items'][n]);
          if(item && ((item['tag'] || '') == p)) {
//            console.log("matched option-item: "+o['items'][n]);
            a['price'] = parseFloat(a['price']) + parseFloat(f) * parseFloat(item['price'] || 0);
            a['net'] = parseFloat(a['net']) + parseFloat(f) * parseFloat(item['net'] || 0);
            var q = o['qty']?parseFloat(f):'';
            name+= q+lang(item['name'] || '').replace('{q}', f);
            descr+= q+lang(item['descr'] || '').replace('{q}', f);
            if((!o['qty']) || (q>0)) {
              var pd = parseFloat(item['proddays']);
              if(pd > maxpd) maxpd = pd;
            }
            if(item['prod']) for(var pi in item['prod']) {
              a['prod'].push({'qty':parseFloat(f)*parseFloat(item['prod'][pi]['qty']), 'aid':item['prod'][pi]['aid']});
            }
          }
        }
        a['name'] = replaceorappend('{'+(i*1+1)+'}', name, a['name']);
        a['descr'] = replaceorappend('{'+(i*1+1)+'}', descr, a['descr']);
      }
    }
    a['proddays'] = (parseFloat(a['proddays'])?parseFloat(a['proddays']):0) + maxpd;
  }
  return a;
}






function buy_onsubmit(e) {
  var qty = parseFloat($(e).find('input[name="qty"]').val());
  if(!qty || (qty<1)) qty = 1;
  var aname = buygetname(e);
  var a = buycalc(aname);
  cartadd(qty, aname, a.name, parseFloat(a.price));
  $(e).find('.buyconfirm').text("Ware wurde dem Warenkorb hinzugef�gt.");
  return false;
}

function buyrecalc(e) { // e is a form
  var aname = buygetname(e);
  var a = buycalc(aname);
  $(e).find('.buydescr').html(strhtml(a.descr));
  $(e).find('.buyprice').text('CHF '+parseFloat(a.price).toFixed(2));
  $(e).find('.buypricestereo').text((parseFloat(a.price)*2).toFixed(2));
  console.log('price: '+parseFloat(a.price).toFixed(2));
  var delay = 10000;
  if((stocks[aname]) && (stocks[aname]['delay'] != null)) delay = stocks[aname]['delay'];
  else {
	var params = aname.split(':');
	var aid = params.shift();
	if(stocks[aid]) {
		if((stocks[aid]['delay'] != null)) delay = stocks[aid]['delay'];
	}
	// else delay = 0; // deactivated for articles without stock info    // if base article has no stock info (virtual article) then delay is 0
	if(a['proddays']) delay = (delay>10000?0:delay) + a['proddays'];
  }
  var avail = lang('unbekannt|inconnu|unknown');
  if(delay==0) avail = lang('lieferbar|livrable|available');
  else if((delay>0) && (delay<10000)) avail = lang('in ca.|dans env.|in ca.')+' '+delay+' '+(delay>1?lang('Tagen|jours|days'):lang('Arbeitstag|jour ouvrable|workday'));
  $(e).find('.buyavail').text(avail);
}

function buyrecalcnumber(e) {
  if(parseFloat(e.value) > parseFloat(e.max)) e.value = e.max;
  if(parseFloat(e.value) < parseFloat(e.min)) e.value = e.min;
  if(e.step) e.value = Math.round((parseFloat(e.value)-parseFloat(e.min?e.min:0)) / parseFloat(e.step)) * parseFloat(e.step) + parseFloat(e.min?e.min:0);
/* does not work as "e" is a element and not the options array!
  if(e.values) {
    var best = parseFloat(e.values[0]);
    for(var i=0; i<e.values.length; i++)
      if(Math.abs(parseFloat(e.value)-best) > Math.abs(parseFloat(e.value)-parseFloat(e.values[i])))
        best = parseFloat(e.values[i]);
    e.value = best;
  }
*/
  buyrecalc(e.form);
}

function buyform(aname) {
  var h = '<form id="buyform" onsubmit="return false;"><table>';
  var params = aname.split(':');
  var aid = params.shift();
  var a = getarticle(aid);
  if(typeof a == 'undefined') a = {};
  var a = Object.create(a);
  h+= '<tr><td><label>'+lang('Artikel|article|Article')+':</label></td><td>';
  for(var n in articles) {
    var ta = getarticle(n);
    if(ta['type']==1) {
      var sel = (n == aid)?" checked":"";
      h+= '<div class="radiodiv aofull'+sel+'" onclick="$(this).find(\'input\').each(function(){ this.checked=true; buysetarticle(this.value); });"><input name="aid" type="radio" value="'+n+'" '+sel+' onchange="buysetarticle(this.value);"/>'+strclean(lang(ta['name']))+'</div>';
	// prop(\'checked\',true);
    }
  }
  h+= '</td></tr>';
  var options = a['opts'];
  if(options) options = $.parseJSON(options);
  if(options) for(var i=0; i<options.length; i++) {
    var o = options[i];
    var p = params.shift();
    h+= '<tr><td><label>'+lang(o['name'] || o['text'])+'</label></td><td>';
    var c = "aofull";
    if(o['qty'] && o['items'] && (o['items'].length>0)) c = "aohalf";
    if(o['qty']) {
      if(o['values']) {
        h+= '<select name="o'+i+'_qty" class="'+c+'" onchange="buyrecalc(this.form);">';
        for(var i=0; i<o['values'].length; i++) h+= '<option value="'+o['values'][i]+'"'+(o['values'][i]==(parseFloat(p)?parseFloat(p):o['qty'])?'selected':'')+'>'+strclean(o['values'][i])+'</option>';
        h+= '</select>';
      } else {
        if(!o['step']) o['step'] = o['qty'];
        h+= '<input name="o'+i+'_qty" value="'+(parseFloat(p)?parseFloat(p):o['qty'])+'" class="'+c+'" type="number" min="'+(o['min']?o['min']:'0')+'" max="'+(o['max']?o['max']:'9999')+'" step="'+(o['step']?o['step']:'any')+'" onchange="buyrecalcnumber(this);" />';
      }
    }
    p = valueunit(p); var f = p[0]; p = p[1];
    if(o['items'] && (o['items'].length>0)) {
      h+= '<select name="o'+i+'_item" class="'+c+'" onchange="buyrecalc(this.form);">';
      for(var n in o['items']) {
        var item = getarticle(o['items'][n]);
        if(item) {
          var sel = ((item['tag'] || '') == p)?" selected":"";
          h+= '<option value="'+(item['tag'] || '')+'" '+sel+'>'+strclean(lang(item['descr']));
          if(item['price']) h+= strclean(' ('+item['price']+')');
          h+= '</option>';
        } else h+= '<option value=""></option>';
      }
      h+= '</select>';
    } else {
      var item = getarticle(o['items'][0]);
      if(item) if(item['price']) h+= ' <small>('+strclean(item['price']+'/'+(item['name']?item['name']:lang('Stk.|pce.|pc.')))+')</small>';
    }
    h+= '</td></tr>';
  }
  if(a['state'].indexOf('price')>=0) {
    h+= '<tr><td>'+lang('Preis|prix|Price')+':</td><td><span class="buyprice">CHF .-</span>';
    if(a['unit']) h+= '<small> /'+a['unit']+'</small>';
    else  h+= '<small> /'+lang('Stk.|pce.|pc.')+'</small>';
    if(a['unit']=='mono') h+= '&nbsp;&nbsp;<span class="buypricestereo"></span><small> /'+lang('Stereo|st&eacute;r&eacute;o|stereo')+'</small>';
    h+= '</td></tr>\n';
  }
  h+= '<tr><td>'+lang('Beschreibung|description|Description')+':</td><td><span class="buydescr">-</span></td></tr>\n';
  h+= '</table>';
  h+= '</form>\n';
  return h;
}

function buysetarticle(aname) {
	$('.buy').each(function() {
		if(!aname) aname = $(this).attr('title');
		$(this).removeAttr('title');
		$(this).html(buyform(aname));
		buyrecalc($(this).children('form').get(0));
	});
}