public virtual class StoreFront2 {    
    
    public String message { get; set; }
    List<DisplayMerchandise> products;
    Map<Id, DisplayMerchandise> cart;
    public Boolean incart{get;set;}
    public Id rowz;
    public id rowDel{ get;set; }
    public Boolean flip{ get;set; }
    public Boolean flag{ get;set; }
    public Boolean flag2 { get; set; }
    public Purchase_Line_Items__c ct{ get;set; }
    public Contact ct2{get;set;}
    
    public StoreFront2(){
        ct=new Purchase_Line_Items__c();
        ct2=new Contact();
        flag = false;
        flip = false;
        flag2 = true; 
      
    }
      
    public PageReference buy(){
        
        List<Merchandise__c> toMerch = new List<Merchandise__c>();
        
        List<id> updateMerch = new List<id>();
                
        PageReference send = new PageReference('/apex/StoreCart2');
        
        if(ct != null && cart !=null ){
            List<DisplayMerchandise> counter = new List<DisplayMerchandise>();
    		List<Merchandise_Line_Item__c> merchi = new List<Merchandise_Line_Item__c>();
            Decimal total = 0;
            counter = cart.values();
            insert ct;
            
            for(Integer i = 0; i < counter.size(); i++){
                
                Decimal totalPrice = counter.get(i).count;
                total +=totalPrice;
                ct.Item_Quantity__c=total;
                system.debug(ct);
          		merchi.add(new Merchandise_Line_Item__c(Name ='Pencils',Purchases__c=ct.id, Merchandise_Item_Stable__c='a02F000000AuhTh'));
              
            }	
         	
            insert merchi;

      		
            
	
			
        }
        
        return send;     
    }
    
    
    public void doShow(){
        if(flip){
            flag = true;  
            flag2=false;
        }
        else{
            flag = false;
            flag2 = true;
        }
          
    }
 
    public PageReference shop(){
        handleTheBasket();
        message = 'You bought: ';
        for (DisplayMerchandise p:products){
            if(p.tempCount > 0){
               message += p.merchandise.name + ' (' + p.tempCount + ') ' ;
               }
            }
        return null;
    }
   
    
    public void remove(){
     rowz = (Id) ApexPages.currentPage().getParameters().get('rowDel');
        if(cart.containsKey(rowz)){
            cart.remove(rowz);
            if(cart.isEmpty()){
                incart = false;
            }      
        }  
       
    }
        public pageReference back(){
        PageReference doit = new PageReference('/apex/StoreCart');
        doit.setRedirect(false);
            return doit;
        }
    
    
    public Pagereference checkout(){
        if(cart.isEmpty()){
            ApexPages.Message myError = new ApexPages.Message(ApexPages.Severity.ERROR, 'Shopping Cart is Empty');
            ApexPages.addMessage(myError);
            return null;
        } 
        
        else{
        PageReference send = new PageReference('/apex/ConfirmBuy');
        return send;
        }
    } 
    
    
    public void handleTheBasket(){
        for(DisplayMerchandise c : products){
            if(c.tempCount > 0){
            if(cart.containsKey(c.merchandise.Id)){        
                cart.get(c.merchandise.Id).count += c.tempCount;
                
            }
            else{
                cart.put(c.merchandise.Id, c);
                cart.get(c.merchandise.Id).count = c.tempCount;
                incart = true;
      
            } 
        
        }
        }
        
    }
    
    public Map<Id, DisplayMerchandise> getCart() {
        if(cart == null){
            cart = new Map<Id, DisplayMerchandise>();
            incart = false;
                }
      
        return cart;
    }
    
    public class DisplayMerchandise {
        public Merchandise__c merchandise{get; set;}
        public Decimal count{get; set;}
        public Decimal tempCount{get;set;}
        public DisplayMerchandise(Merchandise__c item){
            this.merchandise = item;
            
        }
    }

    public List<DisplayMerchandise> getProducts() {
        if (products == null){
            products = new List<DisplayMerchandise>();
    
            for (Merchandise__c item :
            [SELECT id, name, description__c, price__c
            FROM Merchandise__c
            WHERE Total_Inventory__c > 0]) {
           
            products.add(new DisplayMerchandise(item));
            }
        }
        return products;
    }

}