(function(){var Variant,VariantForm,Variants,cloneObject;var __indexOf=Array.prototype.indexOf||function(item){for(var i=0,l=this.length;i<l;i++){if(this[i]===item)return i;}
return-1;};cloneObject=function(obj){var clone,k;clone={};for(k in obj){if(typeof obj[k]==="object"){clone[k]=cloneObject(obj[i]);}else{clone[k]=obj[k];}}
return clone;};Variants=(function(){function Variants(){}
Variants.prototype._variants=[];Variants.prototype.names=[];Variants.prototype.add=function(variant,values){var name;for(name in variant){if(!(__indexOf.call(this.names,name)>=0)){this.names.push(name);}}
return this._variants.push(new Variant(variant,values));};Variants.prototype.get=function(variant){if(variant in this._variants){return this._variants[variant];}
return 0;};Variants.prototype._checks=[];Variants.prototype.addCheck=function(checkFunction){return this._checks.push(checkFunction);};Variants.prototype.getVariant=function(selected_vals){var all_value_equal,checkFunc,checkResult,key,quantity,val,variant,_i,_j,_len,_len2,_ref,_ref2;_ref=this._variants;for(_i=0,_len=_ref.length;_i<_len;_i++){variant=_ref[_i];all_value_equal=true;for(key in variant.variant){val=variant.variant[key]+"";quantity=variant.quantity;checkResult=false;_ref2=this._checks;for(_j=0,_len2=_ref2.length;_j<_len2;_j++){checkFunc=_ref2[_j];checkResult=checkFunc(variant);if(checkResult){break;}}
if(selected_vals[key]&&selected_vals[key]!==val||checkResult){all_value_equal=false;}}
if(all_value_equal){return variant;}}
return null;};Variants.prototype.getTypes=function(){return this.names;};Variants.prototype.getVariants=function(name,current_state){var elem,in_variants,is_available,that,variants,_i,_len,_ref;if(current_state==null){current_state=null;}
variants=[];that=this;in_variants=function(val){var variant,_i,_len;for(_i=0,_len=variants.length;_i<_len;_i++){variant=variants[_i];if(variant.value===val){return true;}}
return false;};is_available=function(name,val){var k,selected_vals;if(current_state){selected_vals=cloneObject(current_state);}else{selected_vals={};}
selected_vals[name]=val+"";for(k in selected_vals){if(selected_vals[k]===VariantForm.defaultValue){delete selected_vals[k];}}
if(that.getVariant(selected_vals)){return true;}
return false;};_ref=this._variants;for(_i=0,_len=_ref.length;_i<_len;_i++){elem=_ref[_i];if(name in elem.variant&&!in_variants(elem.variant[name])){variants.push({value:elem.variant[name],available:is_available(name,elem.variant[name])});}}
return variants;};return Variants;})();Variant=(function(){function Variant(variant,values){this.variant=variant;this.values=values;}
Variant.prototype.getVal=function(name){return this.values[name];};return Variant;})();VariantForm=(function(){VariantForm.defaultValue="select val";VariantForm.prototype._change_listers=[];function VariantForm(quantity,el){this.quantity=quantity;this.el=el;this.render();}
VariantForm.prototype.getCurrentVariant=function(){return this.quantity.getVariant(this.getCurrentState());};VariantForm.prototype.selectChange=function(elem){var listener,variant,_i,_len,_ref;variant=this.quantity.getVariant(this.getCurrentState());_ref=this._change_listers;for(_i=0,_len=_ref.length;_i<_len;_i++){listener=_ref[_i];listener(variant);}
return this.render(this.getCurrentState());};VariantForm.prototype.addChangeListener=function(listener){return this._change_listers.push(listener);};VariantForm.prototype.getCurrentState=function(){var current_state,node,_i,_len,_ref;current_state={};_ref=this.el.getElementsByTagName("select");for(_i=0,_len=_ref.length;_i<_len;_i++){node=_ref[_i];current_state[node.name]=node.value;}
return current_state;};VariantForm.prototype.submit=function(){var selectedNonDefault,that,variant;that=this;selectedNonDefault=function(){var elem,i,opt,_i,_j,_len,_len2,_ref,_ref2;i=0;_ref=that.el.getElementsByTagName("select");for(_i=0,_len=_ref.length;_i<_len;_i++){elem=_ref[_i];_ref2=elem.children;for(_j=0,_len2=_ref2.length;_j<_len2;_j++){opt=_ref2[_j];if(opt.value!==VariantForm.defaultValue&&opt.selected){i+=1;break;}}}
return i;};if(this.el.getElementsByTagName("select").length===selectedNonDefault()){variant=this.quantity.getVariant(this.getCurrentState());return alert("The selected object id is "+variant.getVal("id")+" price: "+variant.getVal("price")+" q: "+variant.getVal("quantity"));}else{return alert("Sorry man!");}};VariantForm.prototype.render=function(current_state){var elem,extra,that,type,variant,_html,_i,_j,_k,_len,_len2,_len3,_ref,_ref2,_ref3,_results;if(current_state==null){current_state=null;}
_html="";_ref=this.quantity.getTypes();for(_i=0,_len=_ref.length;_i<_len;_i++){type=_ref[_i];_html+="<label>"+type+"<select name='"+type+"'><option>"+VariantForm.defaultValue+"</option>";_ref2=this.quantity.getVariants(type,current_state);for(_j=0,_len2=_ref2.length;_j<_len2;_j++){variant=_ref2[_j];extra="";if(!variant.available){extra=" disabled='disabled'";}
if(current_state&&current_state[type]===variant.value+""){extra+=" selected='selected'";}
_html+="<option"+extra+" value='"+variant.value+"'>"+variant.value+"</option>";}
_html+="</select></label>";}
this.el.innerHTML=_html;that=this;_ref3=this.el.getElementsByTagName("select");_results=[];for(_k=0,_len3=_ref3.length;_k<_len3;_k++){elem=_ref3[_k];_results.push(elem.onchange=function(){return that.selectChange.call(that,this);});}
return _results;};return VariantForm;})();window.VariantForm=VariantForm;window.Variants=Variants;}).call(this);